syzkaller login: [ 528.188703][ T31] kauditd_printk_skb: 8 callbacks suppressed [ 528.188917][ T31] audit: type=1400 audit(528.090:58): avc: denied { read write } for pid=3095 comm="sftp-server" name="null" dev="devtmpfs" ino=4 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 528.227050][ T31] audit: type=1400 audit(528.130:59): avc: denied { open } for pid=3095 comm="sftp-server" path="/dev/null" dev="devtmpfs" ino=4 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 Warning: Permanently added '[localhost]:8544' (ED25519) to the list of known hosts. [ 562.346400][ T31] audit: type=1400 audit(562.260:60): avc: denied { execute } for pid=3113 comm="sh" name="syz-executor2879341396" dev="vda" ino=807 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 562.386331][ T31] audit: type=1400 audit(562.300:61): avc: denied { execute_no_trans } for pid=3113 comm="sh" path="/syz-executor2879341396" dev="vda" ino=807 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 562.811645][ T31] audit: type=1400 audit(562.730:62): avc: denied { execmem } for pid=3113 comm="syz-executor287" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 562.871018][ T31] audit: type=1400 audit(562.770:63): avc: denied { prog_load } for pid=3114 comm="syz-executor287" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 executing program [ 562.874913][ T31] audit: type=1400 audit(562.790:64): avc: denied { bpf } for pid=3114 comm="syz-executor287" capability=39 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 562.876683][ T31] audit: type=1400 audit(562.790:65): avc: denied { perfmon } for pid=3114 comm="syz-executor287" capability=38 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 562.920304][ T31] audit: type=1400 audit(562.830:66): avc: denied { prog_run } for pid=3114 comm="syz-executor287" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 1324.085064][ T32] INFO: task kworker/0:1:10 blocked for more than 450 seconds. [ 1324.092027][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.115618][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.128626][ T32] task:kworker/0:1 state:D stack:0 pid:10 tgid:10 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.151445][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.160085][ T32] Call trace: [ 1324.161828][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1324.170847][ T32] r10:8291a684 r9:df841d84 r8:00000002 r7:60000013 r6:df841d8c r5:83236c00 [ 1324.171416][ T32] r4:83236c00 [ 1324.171885][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1324.174488][ T32] r5:83236c00 r4:8291a680 [ 1324.176121][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.176793][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.179692][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df841e08 [ 1324.181125][ T32] r4:00000000 [ 1324.181509][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1324.183449][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.185320][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.186606][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85439f80 [ 1324.188699][ T32] r4:00000000 [ 1324.189423][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.194360][ T32] r9:83018005 r8:83236c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1324.196306][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.198656][ T32] r5:00001000 r4:dfa55000 [ 1324.200179][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.201169][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.203362][ T32] r5:8547ef8c r4:8547ec00 [ 1324.204877][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.207834][ T32] r7:dddced80 r6:83018000 r5:8547ef8c r4:830b8500 [ 1324.209663][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.211673][ T32] r10:61c88647 r9:83236c00 r8:830b852c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.212841][ T32] r4:830b8500 [ 1324.213130][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.213289][ T32] r10:00000000 r9:830b8500 r8:80287e08 r7:df83de60 r6:830b8580 r5:83236c00 [ 1324.213359][ T32] r4:00000001 [ 1324.213404][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.213618][ T32] Exception stack(0xdf841fb0 to 0xdf841ff8) [ 1324.213830][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.213923][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.213993][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.214100][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.214157][ T32] r4:830b51c0 [ 1324.215188][ T32] INFO: task kworker/0:1:10 is blocked on a mutex likely owned by task kworker/0:180:3701. [ 1324.215325][ T32] task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.215538][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.215663][ T32] Call trace: [ 1324.215737][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.215845][ T32] r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 [ 1324.215921][ T32] r4:00000000 [ 1324.215975][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.216080][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1324.216145][ T32] 9d20: d27b9000 e030d000 00000001 80239b98 7f537000 00000001 [ 1324.216226][ T32] 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 [ 1324.216295][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1324.216390][ T32] r5:80000013 r4:80239bb0 [ 1324.216453][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.216549][ T32] r4:82ac21e4 [ 1324.216599][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.216693][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1324.216753][ T32] r4:e0529dc0 [ 1324.216795][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.216884][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 [ 1324.216940][ T32] r4:00000000 [ 1324.216988][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.217098][ T32] r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [ 1324.217151][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.217249][ T32] r5:00001000 r4:edb93000 [ 1324.217324][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.217422][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.217521][ T32] r5:85e9c38c r4:85e9c000 [ 1324.217586][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.217693][ T32] r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [ 1324.217772][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.217906][ T32] r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.217986][ T32] r4:84bc7a80 [ 1324.218038][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.218140][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 [ 1324.218231][ T32] r4:00000001 [ 1324.218283][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.218368][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1324.218426][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.218485][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.218581][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.218656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.218721][ T32] r4:84bcf940 [ 1324.219157][ T32] INFO: task kworker/1:2:49 blocked for more than 450 seconds. [ 1324.219254][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.219340][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.219394][ T32] task:kworker/1:2 state:D stack:0 pid:49 tgid:49 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.219499][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.219602][ T32] Call trace: [ 1324.219670][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1324.219793][ T32] r10:8291a684 r9:df929d84 r8:00000002 r7:60000113 r6:df929d8c r5:83309800 [ 1324.219863][ T32] r4:83309800 [ 1324.219912][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1324.220008][ T32] r5:83309800 r4:8291a680 [ 1324.220075][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.220197][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.220318][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df929e08 [ 1324.220401][ T32] r4:00000000 [ 1324.220528][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1324.241317][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.241581][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.241719][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d41c0 [ 1324.241799][ T32] r4:00000000 [ 1324.241854][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.241963][ T32] r9:83018205 r8:83309800 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1324.242029][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.242155][ T32] r5:00001000 r4:dfb85000 [ 1324.242205][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.242309][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.242409][ T32] r5:85e11f8c r4:85e11c00 [ 1324.242574][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.242707][ T32] r7:ddde2d80 r6:83018200 r5:85e11f8c r4:83812700 [ 1324.242766][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.242872][ T32] r10:61c88647 r9:83309800 r8:8381272c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.242919][ T32] r4:83812700 [ 1324.242980][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.243081][ T32] r10:00000000 r9:83812700 r8:80287e08 r7:df921e60 r6:83812780 r5:83309800 [ 1324.243132][ T32] r4:00000001 [ 1324.243178][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.243261][ T32] Exception stack(0xdf929fb0 to 0xdf929ff8) [ 1324.243329][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.243406][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.243468][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.243534][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.243637][ T32] r4:83811940 [ 1324.244384][ T32] INFO: task kworker/1:2:49 is blocked on a mutex likely owned by task kworker/0:180:3701. [ 1324.244485][ T32] task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.244656][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.244762][ T32] Call trace: [ 1324.244864][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.244980][ T32] r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 [ 1324.245045][ T32] r4:00000000 [ 1324.245105][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.245197][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1324.245271][ T32] 9d20: d2b7a000 e030d000 00000001 80239b98 7f537000 00000001 [ 1324.245342][ T32] 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 [ 1324.245399][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1324.245454][ T32] r5:80000013 r4:80239bb0 [ 1324.245526][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.245637][ T32] r4:82ac21e4 [ 1324.245701][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.245800][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1324.245853][ T32] r4:e0529dc0 [ 1324.245908][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.245998][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 [ 1324.246047][ T32] r4:00000000 [ 1324.246132][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.246238][ T32] r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [ 1324.246288][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.246406][ T32] r5:00001000 r4:edb93000 [ 1324.246460][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.246564][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.246680][ T32] r5:85e9c38c r4:85e9c000 [ 1324.246767][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.246880][ T32] r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [ 1324.246949][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.247070][ T32] r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.247136][ T32] r4:84bc7a80 [ 1324.247185][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.247284][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 [ 1324.247344][ T32] r4:00000001 [ 1324.247389][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.247468][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1324.247531][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.247594][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.247656][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.247719][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.247769][ T32] r4:84bcf940 [ 1324.248064][ T32] INFO: task kworker/0:0:3108 blocked for more than 450 seconds. [ 1324.248171][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.248268][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.248432][ T32] task:kworker/0:0 state:D stack:0 pid:3108 tgid:3108 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.248570][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.248670][ T32] Call trace: [ 1324.248768][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1324.248877][ T32] r10:8291a684 r9:df971d84 r8:00000002 r7:60000113 r6:df971d8c r5:845d9800 [ 1324.248932][ T32] r4:845d9800 [ 1324.248979][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1324.249069][ T32] r5:845d9800 r4:8291a680 [ 1324.249139][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.249238][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.249347][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df971e08 [ 1324.249400][ T32] r4:00000000 [ 1324.249446][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1324.249564][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.249674][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.249782][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84553340 [ 1324.249837][ T32] r4:00000000 [ 1324.249883][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.249981][ T32] r9:83018005 r8:845d9800 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1324.250094][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.250201][ T32] r5:00001000 r4:eb6fb000 [ 1324.250247][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.250348][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.250511][ T32] r5:85913f8c r4:85913c00 [ 1324.265484][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.265680][ T32] r7:dddced80 r6:83018000 r5:85913f8c r4:8429c880 [ 1324.265741][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.265884][ T32] r10:61c88647 r9:845d9800 r8:8429c8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.265957][ T32] r4:8429c880 [ 1324.266011][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.266122][ T32] r10:00000000 r9:8429c880 r8:80287e08 r7:df841e60 r6:8429c800 r5:845d9800 [ 1324.266204][ T32] r4:00000001 [ 1324.266279][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.266385][ T32] Exception stack(0xdf971fb0 to 0xdf971ff8) [ 1324.266457][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.266537][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.266606][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.266687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.266745][ T32] r4:830b5800 [ 1324.267517][ T32] INFO: task kworker/0:0:3108 is blocked on a mutex likely owned by task kworker/0:180:3701. [ 1324.267604][ T32] task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.267782][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.267891][ T32] Call trace: [ 1324.267966][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.268081][ T32] r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 [ 1324.268250][ T32] r4:00000000 [ 1324.268420][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.268532][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1324.268615][ T32] 9d20: d2f0e000 e030d000 00000001 80239b98 7f537000 00000001 [ 1324.268690][ T32] 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 [ 1324.268782][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1324.268848][ T32] r5:80000013 r4:80239bb0 [ 1324.268918][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.269019][ T32] r4:82ac21e4 [ 1324.269080][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.269173][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1324.269224][ T32] r4:e0529dc0 [ 1324.269269][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.269362][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 [ 1324.269413][ T32] r4:00000000 [ 1324.269480][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.269613][ T32] r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [ 1324.269673][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.269767][ T32] r5:00001000 r4:edb93000 [ 1324.269821][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.269926][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.270029][ T32] r5:85e9c38c r4:85e9c000 [ 1324.270078][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.270258][ T32] r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [ 1324.270316][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.270429][ T32] r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.271561][ T32] r4:84bc7a80 [ 1324.271656][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.271791][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 [ 1324.271891][ T32] r4:00000001 [ 1324.271958][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.272055][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1324.272132][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.272196][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.272256][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.272367][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.272486][ T32] r4:84bcf940 [ 1324.272587][ T32] INFO: task kworker/0:4:3123 blocked for more than 450 seconds. [ 1324.272657][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.272711][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.272759][ T32] task:kworker/0:4 state:D stack:0 pid:3123 tgid:3123 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.272912][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.273026][ T32] Call trace: [ 1324.273105][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1324.273218][ T32] r10:8291a684 r9:df969d84 r8:00000002 r7:60000113 r6:df969d8c r5:845dbc00 [ 1324.273283][ T32] r4:845dbc00 [ 1324.273331][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1324.273427][ T32] r5:845dbc00 r4:8291a680 [ 1324.273475][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.273570][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.273660][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df969e08 [ 1324.273723][ T32] r4:00000000 [ 1324.273784][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1324.273867][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.273951][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.274040][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85021540 [ 1324.274090][ T32] r4:00000000 [ 1324.274134][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.274225][ T32] r9:83018005 r8:845dbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f00d000 [ 1324.274275][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.274386][ T32] r5:00001000 r4:df9a5000 [ 1324.274442][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.274548][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.274645][ T32] r5:8510db8c r4:8510d800 [ 1324.274708][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.274810][ T32] r7:dddced80 r6:83018000 r5:8510db8c r4:8429ca00 [ 1324.274873][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.274979][ T32] r10:61c88647 r9:845dbc00 r8:8429ca2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.275055][ T32] r4:8429ca00 [ 1324.275117][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.275213][ T32] r10:00000000 r9:8429ca00 r8:80287e08 r7:df841e60 r6:8429cb00 r5:845dbc00 [ 1324.275263][ T32] r4:00000001 [ 1324.275307][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.275387][ T32] Exception stack(0xdf969fb0 to 0xdf969ff8) [ 1324.275469][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.275538][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.275613][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.275686][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.275736][ T32] r4:849d3a80 [ 1324.276491][ T32] INFO: task kworker/0:4:3123 is blocked on a mutex likely owned by task kworker/0:180:3701. [ 1324.276590][ T32] task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.276777][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.276876][ T32] Call trace: [ 1324.276980][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.277105][ T32] r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 [ 1324.277173][ T32] r4:00000000 [ 1324.277229][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.277317][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1324.277398][ T32] 9d20: d2f0e000 e030d000 00000001 80239b98 7f537000 00000001 [ 1324.277464][ T32] 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 [ 1324.277574][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1324.277655][ T32] r5:80000013 r4:80239bb0 [ 1324.277715][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.277812][ T32] r4:82ac21e4 [ 1324.277862][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.277960][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1324.278012][ T32] r4:e0529dc0 [ 1324.278060][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.278167][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 [ 1324.278219][ T32] r4:00000000 [ 1324.278268][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.278388][ T32] r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [ 1324.278452][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.278545][ T32] r5:00001000 r4:edb93000 [ 1324.278607][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.278697][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.278808][ T32] r5:85e9c38c r4:85e9c000 [ 1324.278864][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.278969][ T32] r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [ 1324.279022][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.279138][ T32] r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.279189][ T32] r4:84bc7a80 [ 1324.279256][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.279364][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 [ 1324.279416][ T32] r4:00000001 [ 1324.279461][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.279540][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1324.279609][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.279685][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.279745][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.279842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.279901][ T32] r4:84bcf940 [ 1324.279957][ T32] INFO: task kworker/1:5:3126 blocked for more than 450 seconds. [ 1324.280021][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.280069][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.280111][ T32] task:kworker/1:5 state:D stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.280222][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.280319][ T32] Call trace: [ 1324.280459][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1324.291225][ T32] r10:8291a684 r9:df9c9d84 r8:00000002 r7:60000113 r6:df9c9d8c r5:845dd400 [ 1324.291322][ T32] r4:845dd400 [ 1324.291397][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1324.291529][ T32] r5:845dd400 r4:8291a680 [ 1324.291588][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.291677][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.291805][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9c9e08 [ 1324.291859][ T32] r4:00000000 [ 1324.291905][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1324.291989][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.292074][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.292165][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850bab40 [ 1324.292245][ T32] r4:00000000 [ 1324.292306][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.292471][ T32] r9:83018205 r8:845dd400 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1324.292530][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.292655][ T32] r5:00001000 r4:df9cf000 [ 1324.292716][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.292830][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.292922][ T32] r5:847cf38c r4:847cf000 [ 1324.292966][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.293090][ T32] r7:ddde2d80 r6:83018200 r5:847cf38c r4:849cb600 [ 1324.293147][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.293272][ T32] r10:61c88647 r9:845dd400 r8:849cb62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.293341][ T32] r4:849cb600 [ 1324.293407][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.293522][ T32] r10:00000000 r9:849cb600 r8:80287e08 r7:df97de60 r6:8429cc00 r5:845dd400 [ 1324.293656][ T32] r4:00000001 [ 1324.293712][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.293790][ T32] Exception stack(0xdf9c9fb0 to 0xdf9c9ff8) [ 1324.293868][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.293936][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.294013][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.294090][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.294140][ T32] r4:842905c0 [ 1324.294873][ T32] INFO: task kworker/1:5:3126 is blocked on a mutex likely owned by task kworker/0:180:3701. [ 1324.294961][ T32] task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.295138][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.295263][ T32] Call trace: [ 1324.295379][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.295501][ T32] r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 [ 1324.295568][ T32] r4:00000000 [ 1324.295616][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.295701][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1324.295766][ T32] 9d20: d3200000 e030d000 00000001 80239b98 7f537000 00000001 [ 1324.295830][ T32] 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 [ 1324.295887][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1324.295942][ T32] r5:80000013 r4:80239bb0 [ 1324.296012][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.296112][ T32] r4:82ac21e4 [ 1324.296175][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.296271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1324.296354][ T32] r4:e0529dc0 [ 1324.296409][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.296503][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 [ 1324.296561][ T32] r4:00000000 [ 1324.296634][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.296760][ T32] r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [ 1324.296812][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.296900][ T32] r5:00001000 r4:edb93000 [ 1324.296961][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.297099][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.297215][ T32] r5:85e9c38c r4:85e9c000 [ 1324.297266][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.297365][ T32] r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [ 1324.297414][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.297514][ T32] r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.297605][ T32] r4:84bc7a80 [ 1324.297656][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.297761][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 [ 1324.297815][ T32] r4:00000001 [ 1324.297860][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.297940][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1324.297989][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.298071][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.298215][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.298291][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.298384][ T32] r4:84bcf940 [ 1324.298506][ T32] INFO: task kworker/1:6:3129 blocked for more than 450 seconds. [ 1324.298685][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.298824][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.298882][ T32] task:kworker/1:6 state:D stack:0 pid:3129 tgid:3129 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.299056][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.299195][ T32] Call trace: [ 1324.299305][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1324.299410][ T32] r10:8291a684 r9:df9d9d84 r8:00000002 r7:60000113 r6:df9d9d8c r5:845da400 [ 1324.299465][ T32] r4:845da400 [ 1324.299511][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1324.299643][ T32] r5:845da400 r4:8291a680 [ 1324.299696][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.299786][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.299896][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9d9e08 [ 1324.299957][ T32] r4:00000000 [ 1324.300003][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1324.300096][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.300183][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.300286][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcd600 [ 1324.300377][ T32] r4:00000000 [ 1324.300486][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.321340][ T32] r9:83018205 r8:845da400 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1324.321430][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.321582][ T32] r5:00001000 r4:df99b000 [ 1324.321634][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.321762][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.321865][ T32] r5:84b0938c r4:84b09000 [ 1324.321914][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.322017][ T32] r7:ddde2d80 r6:83018200 r5:84b0938c r4:849cb500 [ 1324.322067][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.322186][ T32] r10:61c88647 r9:845da400 r8:849cb52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.322231][ T32] r4:849cb500 [ 1324.322277][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.322395][ T32] r10:00000000 r9:849cb500 r8:80287e08 r7:df9c9e60 r6:8429cc80 r5:845da400 [ 1324.322462][ T32] r4:00000001 [ 1324.322507][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.322597][ T32] Exception stack(0xdf9d9fb0 to 0xdf9d9ff8) [ 1324.322678][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.322748][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.322806][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.322869][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.322918][ T32] r4:84290740 [ 1324.323647][ T32] INFO: task kworker/1:6:3129 is blocked on a mutex likely owned by task kworker/0:180:3701. [ 1324.323759][ T32] task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.323966][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.324102][ T32] Call trace: [ 1324.324220][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.324373][ T32] r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 [ 1324.324433][ T32] r4:00000000 [ 1324.324573][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.324693][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1324.324781][ T32] 9d20: d3488000 e030d000 00000001 80239b98 7f537000 00000001 [ 1324.324859][ T32] 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 [ 1324.324913][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1324.324966][ T32] r5:80000013 r4:80239bb0 [ 1324.325011][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.325105][ T32] r4:82ac21e4 [ 1324.325171][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.325368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1324.325437][ T32] r4:e0529dc0 [ 1324.325482][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.325585][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 [ 1324.325640][ T32] r4:00000000 [ 1324.325687][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.325788][ T32] r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [ 1324.325908][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.326025][ T32] r5:00001000 r4:edb93000 [ 1324.326074][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.326164][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.326273][ T32] r5:85e9c38c r4:85e9c000 [ 1324.326338][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.326440][ T32] r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [ 1324.326514][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.326648][ T32] r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.326713][ T32] r4:84bc7a80 [ 1324.326756][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.326853][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 [ 1324.326900][ T32] r4:00000001 [ 1324.326941][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.327016][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1324.327104][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.327171][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.327228][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.327290][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.327341][ T32] r4:84bcf940 [ 1324.327430][ T32] INFO: task kworker/1:7:3131 blocked for more than 450 seconds. [ 1324.327505][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.327573][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.327651][ T32] task:kworker/1:7 state:D stack:0 pid:3131 tgid:3131 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.327767][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.327910][ T32] Call trace: [ 1324.328024][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1324.328140][ T32] r10:8291a684 r9:df9e1d84 r8:00000002 r7:60000113 r6:df9e1d8c r5:840cb000 [ 1324.328218][ T32] r4:840cb000 [ 1324.328270][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1324.328403][ T32] r5:840cb000 r4:8291a680 [ 1324.328470][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.328569][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.328665][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9e1e08 [ 1324.328719][ T32] r4:00000000 [ 1324.328764][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1324.328842][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.328924][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.329018][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850199c0 [ 1324.329107][ T32] r4:00000000 [ 1324.329185][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.329288][ T32] r9:83018205 r8:840cb000 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 1324.329342][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.329487][ T32] r5:00001000 r4:df953000 [ 1324.329546][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.329640][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.329747][ T32] r5:84b0a78c r4:84b0a400 [ 1324.329797][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.329895][ T32] r7:ddde2d80 r6:83018200 r5:84b0a78c r4:849cbc00 [ 1324.329959][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.330059][ T32] r10:61c88647 r9:840cb000 r8:849cbc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.330105][ T32] r4:849cbc00 [ 1324.330148][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.330242][ T32] r10:00000000 r9:849cbc00 r8:80287e08 r7:df9c9e60 r6:8429cd00 r5:840cb000 [ 1324.330290][ T32] r4:00000001 [ 1324.330348][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.330429][ T32] Exception stack(0xdf9e1fb0 to 0xdf9e1ff8) [ 1324.364826][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.364986][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.365054][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.365156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.365245][ T32] r4:842906c0 [ 1324.366032][ T32] INFO: task kworker/1:7:3131 is blocked on a mutex likely owned by task kworker/0:180:3701. [ 1324.366131][ T32] task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.366316][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.366444][ T32] Call trace: [ 1324.366517][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.366644][ T32] r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 [ 1324.366697][ T32] r4:00000000 [ 1324.366812][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.366918][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1324.366985][ T32] 9d20: d392c000 e030d000 00000001 80239b98 7f537000 00000001 [ 1324.367053][ T32] 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 [ 1324.367114][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1324.367169][ T32] r5:80000013 r4:80239bb0 [ 1324.367218][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.367311][ T32] r4:82ac21e4 [ 1324.367360][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.367453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1324.367514][ T32] r4:e0529dc0 [ 1324.367571][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.367681][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 [ 1324.367733][ T32] r4:00000000 [ 1324.367833][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.367937][ T32] r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [ 1324.368070][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.368174][ T32] r5:00001000 r4:edb93000 [ 1324.368256][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.368401][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.368503][ T32] r5:85e9c38c r4:85e9c000 [ 1324.368614][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.368757][ T32] r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [ 1324.368815][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.368921][ T32] r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.368980][ T32] r4:84bc7a80 [ 1324.369029][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.369164][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 [ 1324.369225][ T32] r4:00000001 [ 1324.369272][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.369360][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1324.369424][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.369556][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.369658][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.369734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.369788][ T32] r4:84bcf940 [ 1324.369854][ T32] INFO: task kworker/1:8:3132 blocked for more than 450 seconds. [ 1324.369926][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.369981][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.370033][ T32] task:kworker/1:8 state:D stack:0 pid:3132 tgid:3132 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.370185][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.370280][ T32] Call trace: [ 1324.370377][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1324.370528][ T32] r10:8291a684 r9:df9edd84 r8:00000002 r7:60000113 r6:df9edd8c r5:840cc800 [ 1324.388297][ T32] r4:840cc800 [ 1324.388406][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1324.388577][ T32] r5:840cc800 r4:8291a680 [ 1324.388643][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.388732][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.388826][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9ede08 [ 1324.388881][ T32] r4:00000000 [ 1324.388943][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1324.389043][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.389134][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.389256][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852be8c0 [ 1324.389318][ T32] r4:00000000 [ 1324.389365][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.389470][ T32] r9:83018205 r8:840cc800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1324.389526][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.389622][ T32] r5:00001000 r4:eab7f000 [ 1324.389669][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.389752][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.389846][ T32] r5:8512f78c r4:8512f400 [ 1324.389895][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.390016][ T32] r7:ddde2d80 r6:83018200 r5:8512f78c r4:849cbe80 [ 1324.390071][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.390171][ T32] r10:61c88647 r9:840cc800 r8:849cbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.390220][ T32] r4:849cbe80 [ 1324.390286][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.390400][ T32] r10:00000000 r9:849cbe80 r8:80287e08 r7:df9c9e60 r6:8429cd80 r5:840cc800 [ 1324.390500][ T32] r4:00000001 [ 1324.401014][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.401128][ T32] Exception stack(0xdf9edfb0 to 0xdf9edff8) [ 1324.401215][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.401286][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.401348][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.401412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.401462][ T32] r4:84290b00 [ 1324.402205][ T32] INFO: task kworker/1:8:3132 is blocked on a mutex likely owned by task kworker/0:180:3701. [ 1324.402295][ T32] task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.402454][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.402580][ T32] Call trace: [ 1324.402689][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.402825][ T32] r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 [ 1324.402896][ T32] r4:00000000 [ 1324.402965][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.403056][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1324.403133][ T32] 9d20: d3b49000 e030d000 00000001 80239b98 7f537000 00000001 [ 1324.403224][ T32] 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 [ 1324.403290][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1324.403367][ T32] r5:80000013 r4:80239bb0 [ 1324.403423][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.403578][ T32] r4:82ac21e4 [ 1324.403653][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.403753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1324.403803][ T32] r4:e0529dc0 [ 1324.403848][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.403965][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 [ 1324.404026][ T32] r4:00000000 [ 1324.404094][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.404215][ T32] r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [ 1324.404273][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.404392][ T32] r5:00001000 r4:edb93000 [ 1324.404441][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.404565][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.404670][ T32] r5:85e9c38c r4:85e9c000 [ 1324.404740][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.404862][ T32] r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [ 1324.404930][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.405050][ T32] r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.405109][ T32] r4:84bc7a80 [ 1324.405156][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.405256][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 [ 1324.405309][ T32] r4:00000001 [ 1324.405373][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.405459][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1324.405549][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.405624][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.405705][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.405780][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.405834][ T32] r4:84bcf940 [ 1324.405892][ T32] INFO: task kworker/1:9:3134 blocked for more than 450 seconds. [ 1324.405984][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.406046][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.406117][ T32] task:kworker/1:9 state:D stack:0 pid:3134 tgid:3134 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.406239][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.406352][ T32] Call trace: [ 1324.406427][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1324.406544][ T32] r10:8291a684 r9:df9cdd84 r8:00000002 r7:60000113 r6:df9cdd8c r5:832f5400 [ 1324.406618][ T32] r4:832f5400 [ 1324.406692][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1324.406792][ T32] r5:832f5400 r4:8291a680 [ 1324.406845][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.406957][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.407075][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9cde08 [ 1324.407135][ T32] r4:00000000 [ 1324.407200][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1324.407285][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.407380][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.407489][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f2fc0 [ 1324.407552][ T32] r4:00000000 [ 1324.407599][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.407701][ T32] r9:83018205 r8:832f5400 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1324.407755][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.407850][ T32] r5:00001000 r4:ea839000 [ 1324.407918][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.408036][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.408141][ T32] r5:8512e78c r4:8512e400 [ 1324.408190][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.408294][ T32] r7:ddde2d80 r6:83018200 r5:8512e78c r4:849cbf00 [ 1324.408363][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.408466][ T32] r10:61c88647 r9:832f5400 r8:849cbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.408527][ T32] r4:849cbf00 [ 1324.408572][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.408670][ T32] r10:00000000 r9:849cbf00 r8:80287e08 r7:df9ede60 r6:849cbe00 r5:832f5400 [ 1324.408727][ T32] r4:00000001 [ 1324.408771][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.408849][ T32] Exception stack(0xdf9cdfb0 to 0xdf9cdff8) [ 1324.408905][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.408968][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.409025][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.409127][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.409211][ T32] r4:842909c0 [ 1324.409634][ T32] INFO: task kworker/1:9:3134 is blocked on a mutex likely owned by task kworker/0:180:3701. [ 1324.409715][ T32] task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.409875][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.410003][ T32] Call trace: [ 1324.410084][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.410196][ T32] r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 [ 1324.410252][ T32] r4:00000000 [ 1324.410300][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.410394][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1324.434518][ T32] 9d20: d3c6d000 e030d000 00000001 80239b98 7f537000 00000001 [ 1324.434744][ T32] 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 [ 1324.434817][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1324.434889][ T32] r5:80000013 r4:80239bb0 [ 1324.434948][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.435104][ T32] r4:82ac21e4 [ 1324.435163][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.435280][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1324.435359][ T32] r4:e0529dc0 [ 1324.435424][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.435539][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 [ 1324.435602][ T32] r4:00000000 [ 1324.435653][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.435764][ T32] r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [ 1324.435818][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.435923][ T32] r5:00001000 r4:edb93000 [ 1324.436033][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.436133][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.436229][ T32] r5:85e9c38c r4:85e9c000 [ 1324.436281][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.436417][ T32] r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [ 1324.436473][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.436583][ T32] r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.436638][ T32] r4:84bc7a80 [ 1324.436687][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.436796][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 [ 1324.436853][ T32] r4:00000001 [ 1324.436927][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.437038][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1324.437103][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.437178][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.437247][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.437322][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.437382][ T32] r4:84bcf940 [ 1324.437472][ T32] INFO: task kworker/0:5:3136 blocked for more than 450 seconds. [ 1324.437550][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.437610][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.437667][ T32] task:kworker/0:5 state:D stack:0 pid:3136 tgid:3136 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.437794][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.437896][ T32] Call trace: [ 1324.437974][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1324.438095][ T32] r10:8291a684 r9:df985d84 r8:00000002 r7:60000113 r6:df985d8c r5:84238000 [ 1324.438174][ T32] r4:84238000 [ 1324.438240][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1324.438346][ T32] r5:84238000 r4:8291a680 [ 1324.438416][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.438531][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.438645][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df985e08 [ 1324.438700][ T32] r4:00000000 [ 1324.438745][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1324.438824][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.438902][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.439000][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8502f300 [ 1324.439056][ T32] r4:00000000 [ 1324.439126][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.439232][ T32] r9:83018005 r8:84238000 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1324.439359][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.439469][ T32] r5:00001000 r4:e462b000 [ 1324.439517][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.439619][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.439717][ T32] r5:8512538c r4:85125000 [ 1324.439826][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.439942][ T32] r7:dddced80 r6:83018000 r5:8512538c r4:8429ce00 [ 1324.440005][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.440122][ T32] r10:61c88647 r9:84238000 r8:8429ce2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.440174][ T32] r4:8429ce00 [ 1324.440268][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.440401][ T32] r10:00000000 r9:8429ce00 r8:80287e08 r7:df841e60 r6:8429cf00 r5:84238000 [ 1324.451429][ T32] r4:00000001 [ 1324.451520][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.451599][ T32] Exception stack(0xdf985fb0 to 0xdf985ff8) [ 1324.451634][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.451664][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.451740][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.451879][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.452306][ T32] r4:8425a000 [ 1324.452770][ T32] INFO: task kworker/0:5:3136 is blocked on a mutex likely owned by task kworker/0:180:3701. [ 1324.452815][ T32] task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.454361][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.454567][ T32] Call trace: [ 1324.455110][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.455555][ T32] r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 [ 1324.456193][ T32] r4:00000000 [ 1324.456220][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.456267][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1324.457242][ T32] 9d20: d3c94000 e030d000 00000001 80239b98 7f537000 00000001 [ 1324.457279][ T32] 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 [ 1324.458178][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1324.458212][ T32] r5:80000013 r4:80239bb0 [ 1324.458235][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.458287][ T32] r4:82ac21e4 [ 1324.458348][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.458397][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1324.458737][ T32] r4:e0529dc0 [ 1324.458761][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.458808][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 [ 1324.458830][ T32] r4:00000000 [ 1324.458850][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.458898][ T32] r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [ 1324.458921][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.458967][ T32] r5:00001000 r4:edb93000 [ 1324.459241][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.459296][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.459556][ T32] r5:85e9c38c r4:85e9c000 [ 1324.459582][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.459635][ T32] r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [ 1324.459656][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.459703][ T32] r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.459725][ T32] r4:84bc7a80 [ 1324.459743][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.459791][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 [ 1324.459815][ T32] r4:00000001 [ 1324.459834][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.459871][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1324.459898][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.459926][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.459951][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.459980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.460042][ T32] r4:84bcf940 [ 1324.460118][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.460229][ T32] INFO: task kworker/0:6:3138 blocked for more than 450 seconds. [ 1324.460273][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.460466][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.461517][ T32] task:kworker/0:6 state:D stack:0 pid:3138 tgid:3138 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.461599][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.461657][ T32] Call trace: [ 1324.461689][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1324.461746][ T32] r10:8291a684 r9:df9fdd84 r8:00000002 r7:60000113 r6:df9fdd8c r5:8423c800 [ 1324.461812][ T32] r4:8423c800 [ 1324.461837][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1324.461928][ T32] r5:8423c800 r4:8291a680 [ 1324.462239][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.462690][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.462740][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9fde08 [ 1324.462793][ T32] r4:00000000 [ 1324.462817][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1324.462873][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.462913][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.462969][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bb95c0 [ 1324.462995][ T32] r4:00000000 [ 1324.463015][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.463064][ T32] r9:83018005 r8:8423c800 r7:00000000 r6:83018000 r5:00001000 r4:7f00d000 [ 1324.463086][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.463307][ T32] r5:00001000 r4:df9e9000 [ 1324.464258][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.464307][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.464388][ T32] r5:8506ef8c r4:8506ec00 [ 1324.464427][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.465671][ T32] r7:dddced80 r6:83018000 r5:8506ef8c r4:8429cf80 [ 1324.466217][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.467792][ T32] r10:61c88647 r9:8423c800 r8:8429cfac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.467945][ T32] r4:8429cf80 [ 1324.467969][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.468164][ T32] r10:00000000 r9:8429cf80 r8:80287e08 r7:df841e60 r6:8429c600 r5:8423c800 [ 1324.468190][ T32] r4:00000001 [ 1324.468322][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.468981][ T32] Exception stack(0xdf9fdfb0 to 0xdf9fdff8) [ 1324.469017][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.469085][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.469143][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.469176][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.469198][ T32] r4:8425a2c0 [ 1324.469709][ T32] INFO: task kworker/0:6:3138 is blocked on a mutex likely owned by task kworker/0:180:3701. [ 1324.469845][ T32] task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.469922][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.470321][ T32] Call trace: [ 1324.470355][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.470412][ T32] r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 [ 1324.470481][ T32] r4:00000000 [ 1324.471212][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.471284][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1324.471318][ T32] 9d20: d3c94000 e030d000 00000001 80239b98 7f537000 00000001 [ 1324.471348][ T32] 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 [ 1324.471372][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1324.471397][ T32] r5:80000013 r4:80239bb0 [ 1324.471417][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.471460][ T32] r4:82ac21e4 [ 1324.471480][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.471522][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1324.471544][ T32] r4:e0529dc0 [ 1324.471569][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.471612][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 [ 1324.471634][ T32] r4:00000000 [ 1324.471652][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.471699][ T32] r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [ 1324.471720][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.471764][ T32] r5:00001000 r4:edb93000 [ 1324.471783][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.471823][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.471865][ T32] r5:85e9c38c r4:85e9c000 [ 1324.471884][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.471930][ T32] r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [ 1324.471951][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.471999][ T32] r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.472021][ T32] r4:84bc7a80 [ 1324.472039][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.472086][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 [ 1324.472108][ T32] r4:00000001 [ 1324.472127][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.472162][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1324.472189][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.472217][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.472244][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.472273][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.472295][ T32] r4:84bcf940 [ 1324.472318][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.472379][ T32] INFO: task kworker/0:7:3141 blocked for more than 450 seconds. [ 1324.472414][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.472439][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.472460][ T32] task:kworker/0:7 state:D stack:0 pid:3141 tgid:3141 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.472515][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.472570][ T32] Call trace: [ 1324.472602][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1324.472650][ T32] r10:8291a684 r9:dfa11d84 r8:00000002 r7:60000113 r6:dfa11d8c r5:8423ec00 [ 1324.472673][ T32] r4:8423ec00 [ 1324.472692][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1324.472734][ T32] r5:8423ec00 r4:8291a680 [ 1324.472753][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.472791][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.472833][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa11e08 [ 1324.472855][ T32] r4:00000000 [ 1324.472873][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1324.472907][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.472940][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.472981][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ffa80 [ 1324.473002][ T32] r4:00000000 [ 1324.473020][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.473064][ T32] r9:83018005 r8:8423ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1324.473084][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.473125][ T32] r5:00001000 r4:ec8c7000 [ 1324.473143][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.473181][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.473222][ T32] r5:8592db8c r4:8592d800 [ 1324.473264][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.473319][ T32] r7:dddced80 r6:83018000 r5:8592db8c r4:8429ce80 [ 1324.473341][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.473387][ T32] r10:61c88647 r9:8423ec00 r8:8429ceac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.473409][ T32] r4:8429ce80 [ 1324.473426][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.473472][ T32] r10:00000000 r9:8429ce80 r8:80287e08 r7:df841e60 r6:8429c580 r5:8423ec00 [ 1324.473493][ T32] r4:00000001 [ 1324.473511][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.473545][ T32] Exception stack(0xdfa11fb0 to 0xdfa11ff8) [ 1324.473577][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.473605][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.473631][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.473659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.473680][ T32] r4:8425a400 [ 1324.474138][ T32] INFO: task kworker/0:7:3141 is blocked on a mutex likely owned by task kworker/0:180:3701. [ 1324.474201][ T32] task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.474262][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.474315][ T32] Call trace: [ 1324.474347][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.474400][ T32] r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 [ 1324.474423][ T32] r4:00000000 [ 1324.474442][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.474480][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1324.474509][ T32] 9d20: d3c94000 e030d000 00000001 80239b98 7f537000 00000001 [ 1324.474537][ T32] 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 [ 1324.474567][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1324.474592][ T32] r5:80000013 r4:80239bb0 [ 1324.474611][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.474652][ T32] r4:82ac21e4 [ 1324.474672][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.474715][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1324.474738][ T32] r4:e0529dc0 [ 1324.474756][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.474798][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 [ 1324.474819][ T32] r4:00000000 [ 1324.474838][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.474882][ T32] r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [ 1324.474903][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.474943][ T32] r5:00001000 r4:edb93000 [ 1324.474962][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.475002][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.475043][ T32] r5:85e9c38c r4:85e9c000 [ 1324.475063][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.475108][ T32] r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [ 1324.475128][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.475175][ T32] r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.475196][ T32] r4:84bc7a80 [ 1324.475214][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.475260][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 [ 1324.475281][ T32] r4:00000001 [ 1324.475301][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.475338][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1324.475365][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.475393][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.475420][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.475448][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.475469][ T32] r4:84bcf940 [ 1324.475488][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.475512][ T32] INFO: task kworker/1:10:3142 blocked for more than 450 seconds. [ 1324.475540][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.475571][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.475592][ T32] task:kworker/1:10 state:D stack:0 pid:3142 tgid:3142 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.475638][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.475679][ T32] Call trace: [ 1324.475710][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1324.475759][ T32] r10:8291a684 r9:dfa19d84 r8:00000002 r7:60000113 r6:dfa19d8c r5:84238c00 [ 1324.475781][ T32] r4:84238c00 [ 1324.475802][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1324.475845][ T32] r5:84238c00 r4:8291a680 [ 1324.475864][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.475902][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.475947][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa19e08 [ 1324.476024][ T32] r4:00000000 [ 1324.476049][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1324.476086][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.476178][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.476231][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85271040 [ 1324.476254][ T32] r4:00000000 [ 1324.476275][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.476361][ T32] r9:83018205 r8:84238c00 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 1324.476402][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.476504][ T32] r5:00001000 r4:df9dd000 [ 1324.476631][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.476691][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.476737][ T32] r5:851d478c r4:851d4400 [ 1324.476757][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.476908][ T32] r7:ddde2d80 r6:83018200 r5:851d478c r4:849cbf80 [ 1324.476934][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.476983][ T32] r10:61c88647 r9:84238c00 r8:849cbfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.477385][ T32] r4:849cbf80 [ 1324.477409][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.477486][ T32] r10:00000000 r9:849cbf80 r8:80287e08 r7:df9ede60 r6:8429c700 r5:84238c00 [ 1324.477512][ T32] r4:00000001 [ 1324.477536][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.477614][ T32] Exception stack(0xdfa19fb0 to 0xdfa19ff8) [ 1324.477649][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.477678][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.477710][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.477742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.477765][ T32] r4:84290f40 [ 1324.478046][ T32] INFO: task kworker/1:10:3142 is blocked on a mutex likely owned by task kworker/0:180:3701. [ 1324.478081][ T32] task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.478441][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.478487][ T32] Call trace: [ 1324.478547][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.478606][ T32] r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 [ 1324.478629][ T32] r4:00000000 [ 1324.478648][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.478686][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1324.478715][ T32] 9d20: d3c94000 e030d000 00000001 80239b98 7f537000 00000001 [ 1324.478745][ T32] 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 [ 1324.478769][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1324.478792][ T32] r5:80000013 r4:80239bb0 [ 1324.478929][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.478975][ T32] r4:82ac21e4 [ 1324.479021][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.479108][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1324.479169][ T32] r4:e0529dc0 [ 1324.479192][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.479467][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 [ 1324.479535][ T32] r4:00000000 [ 1324.479564][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.479613][ T32] r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [ 1324.479866][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.479913][ T32] r5:00001000 r4:edb93000 [ 1324.480107][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.480157][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.480203][ T32] r5:85e9c38c r4:85e9c000 [ 1324.480223][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.480289][ T32] r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [ 1324.480360][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.480467][ T32] r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.480493][ T32] r4:84bc7a80 [ 1324.480514][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.481508][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 [ 1324.481592][ T32] r4:00000001 [ 1324.481617][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.481710][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1324.481748][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.481777][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.481803][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.481833][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.481854][ T32] r4:84bcf940 [ 1324.481876][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.481904][ T32] INFO: task kworker/1:11:3143 blocked for more than 450 seconds. [ 1324.481937][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.481961][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.481982][ T32] task:kworker/1:11 state:D stack:0 pid:3143 tgid:3143 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.482037][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.482133][ T32] Call trace: [ 1324.482272][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1324.482334][ T32] r10:8291a684 r9:df9a9d84 r8:00000002 r7:60000113 r6:df9a9d8c r5:839d8000 [ 1324.482358][ T32] r4:839d8000 [ 1324.482378][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1324.482421][ T32] r5:839d8000 r4:8291a680 [ 1324.482440][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.482479][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.482521][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9a9e08 [ 1324.482543][ T32] r4:00000000 [ 1324.482568][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1324.482666][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.482708][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.482752][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852907c0 [ 1324.482774][ T32] r4:00000000 [ 1324.482873][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.482952][ T32] r9:83018205 r8:839d8000 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1324.482976][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.483019][ T32] r5:00001000 r4:ea829000 [ 1324.483040][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.483079][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.483152][ T32] r5:8512f38c r4:8512f000 [ 1324.483184][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.483235][ T32] r7:ddde2d80 r6:83018200 r5:8512f38c r4:849cbd00 [ 1324.483257][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.483307][ T32] r10:61c88647 r9:839d8000 r8:849cbd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.483330][ T32] r4:849cbd00 [ 1324.483351][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.483399][ T32] r10:00000000 r9:849cbd00 r8:80287e08 r7:df9ede60 r6:849cbc80 r5:839d8000 [ 1324.483422][ T32] r4:00000001 [ 1324.483441][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.483846][ T32] Exception stack(0xdf9a9fb0 to 0xdf9a9ff8) [ 1324.483880][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.483910][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.483938][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.483967][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.483989][ T32] r4:84290e00 [ 1324.484436][ T32] INFO: task kworker/1:11:3143 is blocked on a mutex likely owned by task kworker/0:180:3701. [ 1324.484476][ T32] task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.484535][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.484588][ T32] Call trace: [ 1324.484618][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.484745][ T32] r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 [ 1324.484773][ T32] r4:00000000 [ 1324.484798][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.484877][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1324.484909][ T32] 9d20: d3c94000 e030d000 00000001 80239b98 7f537000 00000001 [ 1324.484947][ T32] 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 [ 1324.485002][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1324.485051][ T32] r5:80000013 r4:80239bb0 [ 1324.485073][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.485116][ T32] r4:82ac21e4 [ 1324.485137][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.485181][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1324.485205][ T32] r4:e0529dc0 [ 1324.485260][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.485406][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 [ 1324.485449][ T32] r4:00000000 [ 1324.485471][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.485521][ T32] r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [ 1324.485542][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.485596][ T32] r5:00001000 r4:edb93000 [ 1324.485617][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.485658][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.485731][ T32] r5:85e9c38c r4:85e9c000 [ 1324.485756][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.485805][ T32] r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [ 1324.485826][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.485873][ T32] r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.485896][ T32] r4:84bc7a80 [ 1324.485996][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.486048][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 [ 1324.486218][ T32] r4:00000001 [ 1324.486240][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.486277][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1324.486307][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.486337][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.486365][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.486395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.486478][ T32] r4:84bcf940 [ 1324.486763][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.486808][ T32] INFO: task kworker/1:12:3148 blocked for more than 450 seconds. [ 1324.486841][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.486876][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.486918][ T32] task:kworker/1:12 state:D stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.486970][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.487014][ T32] Call trace: [ 1324.487093][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1324.487146][ T32] r10:8291a684 r9:dfa1dd84 r8:00000002 r7:60000013 r6:dfa1dd8c r5:83243c00 [ 1324.487171][ T32] r4:83243c00 [ 1324.487209][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1324.487256][ T32] r5:83243c00 r4:8291a680 [ 1324.487276][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.487339][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.487387][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa1de08 [ 1324.487409][ T32] r4:00000000 [ 1324.487525][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1324.487570][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.487644][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.487729][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545d200 [ 1324.487756][ T32] r4:00000000 [ 1324.487776][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.487841][ T32] r9:83018205 r8:83243c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1324.487890][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.488385][ T32] r5:00001000 r4:e031f000 [ 1324.488465][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.488590][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.488640][ T32] r5:853c538c r4:853c5000 [ 1324.488660][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.488709][ T32] r7:ddde2d80 r6:83018200 r5:853c538c r4:849cbd80 [ 1324.488730][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.488776][ T32] r10:61c88647 r9:83243c00 r8:849cbdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.488800][ T32] r4:849cbd80 [ 1324.488861][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.488911][ T32] r10:00000000 r9:849cbd80 r8:80287e08 r7:df9ede60 r6:849cba80 r5:83243c00 [ 1324.488984][ T32] r4:00000001 [ 1324.489281][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.489336][ T32] Exception stack(0xdfa1dfb0 to 0xdfa1dff8) [ 1324.489365][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.489690][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.489722][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.489752][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.489774][ T32] r4:847720c0 [ 1324.490049][ T32] INFO: task kworker/1:12:3148 is blocked on a mutex likely owned by task kworker/0:180:3701. [ 1324.490105][ T32] task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.490211][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.490260][ T32] Call trace: [ 1324.490334][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.490528][ T32] r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 [ 1324.491238][ T32] r4:00000000 [ 1324.491293][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.491402][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1324.491448][ T32] 9d20: d3c94000 e030d000 00000001 80239b98 7f537000 00000001 [ 1324.491478][ T32] 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 [ 1324.491503][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1324.491529][ T32] r5:80000013 r4:80239bb0 [ 1324.491558][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.491603][ T32] r4:82ac21e4 [ 1324.491694][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.491788][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1324.491838][ T32] r4:e0529dc0 [ 1324.491859][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.491921][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 [ 1324.491968][ T32] r4:00000000 [ 1324.492234][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.492287][ T32] r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [ 1324.492315][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.492432][ T32] r5:00001000 r4:edb93000 [ 1324.492480][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.492531][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.492601][ T32] r5:85e9c38c r4:85e9c000 [ 1324.492625][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.492673][ T32] r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [ 1324.492694][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.492742][ T32] r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.492770][ T32] r4:84bc7a80 [ 1324.492790][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.492838][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 [ 1324.492911][ T32] r4:00000001 [ 1324.492935][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.492978][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1324.493008][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.493037][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.493103][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.493136][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.493158][ T32] r4:84bcf940 [ 1324.493213][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.493245][ T32] INFO: task kworker/1:13:3149 blocked for more than 450 seconds. [ 1324.493277][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.493305][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.493327][ T32] task:kworker/1:13 state:D stack:0 pid:3149 tgid:3149 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.493383][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.493491][ T32] Call trace: [ 1324.493700][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1324.493751][ T32] r10:8291a684 r9:dfa35d84 r8:00000002 r7:60000113 r6:dfa35d8c r5:8421e000 [ 1324.493774][ T32] r4:8421e000 [ 1324.493793][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1324.493891][ T32] r5:8421e000 r4:8291a680 [ 1324.493915][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.493956][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.493999][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa35e08 [ 1324.494021][ T32] r4:00000000 [ 1324.494041][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1324.494074][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.494109][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.494151][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8533ce00 [ 1324.494188][ T32] r4:00000000 [ 1324.494237][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.494291][ T32] r9:83018205 r8:8421e000 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1324.494373][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.494422][ T32] r5:00001000 r4:ea70f000 [ 1324.494442][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.494481][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.494524][ T32] r5:8512fb8c r4:8512f800 [ 1324.494652][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.494705][ T32] r7:ddde2d80 r6:83018200 r5:8512fb8c r4:8424d600 [ 1324.494726][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.494791][ T32] r10:61c88647 r9:8421e000 r8:8424d62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.494817][ T32] r4:8424d600 [ 1324.495047][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.495119][ T32] r10:00000000 r9:8424d600 r8:80287e08 r7:dfa1de60 r6:849cb980 r5:8421e000 [ 1324.495253][ T32] r4:00000001 [ 1324.495306][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.495453][ T32] Exception stack(0xdfa35fb0 to 0xdfa35ff8) [ 1324.495493][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.495525][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.495560][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.495605][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.495631][ T32] r4:847722c0 [ 1324.496061][ T32] INFO: task kworker/1:13:3149 is blocked on a mutex likely owned by task kworker/0:180:3701. [ 1324.496272][ T32] task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.496413][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.496526][ T32] Call trace: [ 1324.496565][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.496870][ T32] r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 [ 1324.496981][ T32] r4:00000000 [ 1324.497006][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.497048][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1324.497076][ T32] 9d20: d3c94000 e030d000 00000001 80239b98 7f537000 00000001 [ 1324.497105][ T32] 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 [ 1324.497361][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1324.497480][ T32] r5:80000013 r4:80239bb0 [ 1324.497504][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.497553][ T32] r4:82ac21e4 [ 1324.497655][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.497705][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1324.497728][ T32] r4:e0529dc0 [ 1324.497921][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.497970][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 [ 1324.497992][ T32] r4:00000000 [ 1324.498011][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.498057][ T32] r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [ 1324.498078][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.498119][ T32] r5:00001000 r4:edb93000 [ 1324.498211][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.498255][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.498299][ T32] r5:85e9c38c r4:85e9c000 [ 1324.498320][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.498365][ T32] r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [ 1324.498805][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.498858][ T32] r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.498881][ T32] r4:84bc7a80 [ 1324.498900][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.498946][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 [ 1324.499040][ T32] r4:00000001 [ 1324.499063][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.499101][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1324.499162][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.499231][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.499268][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.499326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.499371][ T32] r4:84bcf940 [ 1324.499396][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.499421][ T32] INFO: task kworker/1:14:3150 blocked for more than 450 seconds. [ 1324.499451][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.499501][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.499542][ T32] task:kworker/1:14 state:D stack:0 pid:3150 tgid:3150 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.499745][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.499831][ T32] Call trace: [ 1324.499876][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1324.499967][ T32] r10:8291a684 r9:dfa41d84 r8:00000002 r7:60000013 r6:dfa41d8c r5:8421ec00 [ 1324.500039][ T32] r4:8421ec00 [ 1324.500064][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1324.500110][ T32] r5:8421ec00 r4:8291a680 [ 1324.500130][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.500202][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.500276][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa41e08 [ 1324.500360][ T32] r4:00000000 [ 1324.500403][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1324.500526][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.501456][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.501527][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8534e880 [ 1324.501556][ T32] r4:00000000 [ 1324.501578][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.501625][ T32] r9:83018205 r8:8421ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1324.501647][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.501692][ T32] r5:00001000 r4:e034b000 [ 1324.501711][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.501750][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.501791][ T32] r5:847d0b8c r4:847d0800 [ 1324.501811][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.501857][ T32] r7:ddde2d80 r6:83018200 r5:847d0b8c r4:849cb880 [ 1324.501877][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.501925][ T32] r10:61c88647 r9:8421ec00 r8:849cb8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.501947][ T32] r4:849cb880 [ 1324.501965][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.502011][ T32] r10:00000000 r9:849cb880 r8:80287e08 r7:dfa1de60 r6:849cb800 r5:8421ec00 [ 1324.502092][ T32] r4:00000001 [ 1324.502149][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.502192][ T32] Exception stack(0xdfa41fb0 to 0xdfa41ff8) [ 1324.502255][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.502296][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.502323][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.502352][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.502374][ T32] r4:847722c0 [ 1324.502790][ T32] INFO: task kworker/1:14:3150 is blocked on a mutex likely owned by task kworker/0:180:3701. [ 1324.502829][ T32] task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.502897][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.502945][ T32] Call trace: [ 1324.502976][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.503163][ T32] r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 [ 1324.503192][ T32] r4:00000000 [ 1324.503212][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.503253][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1324.503282][ T32] 9d20: d3c94000 e030d000 00000001 80239b98 7f537000 00000001 [ 1324.503311][ T32] 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 [ 1324.503337][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1324.503361][ T32] r5:80000013 r4:80239bb0 [ 1324.503451][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.503496][ T32] r4:82ac21e4 [ 1324.503558][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.503608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1324.503631][ T32] r4:e0529dc0 [ 1324.503651][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.503694][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 [ 1324.503751][ T32] r4:00000000 [ 1324.503780][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.503828][ T32] r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [ 1324.503850][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.503891][ T32] r5:00001000 r4:edb93000 [ 1324.503911][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.503952][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.504019][ T32] r5:85e9c38c r4:85e9c000 [ 1324.504043][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.504091][ T32] r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [ 1324.504111][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.504158][ T32] r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.504180][ T32] r4:84bc7a80 [ 1324.504198][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.504243][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 [ 1324.504265][ T32] r4:00000001 [ 1324.504283][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.504358][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1324.504404][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.504434][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.504460][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.504489][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.504585][ T32] r4:84bcf940 [ 1324.504610][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.504639][ T32] INFO: task kworker/1:15:3153 blocked for more than 450 seconds. [ 1324.504708][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.504737][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.504758][ T32] task:kworker/1:15 state:D stack:0 pid:3153 tgid:3153 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.504843][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.504949][ T32] Call trace: [ 1324.504983][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1324.505237][ T32] r10:8291a684 r9:dfa4dd84 r8:00000002 r7:60000113 r6:dfa4dd8c r5:84219800 [ 1324.505263][ T32] r4:84219800 [ 1324.505284][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1324.505364][ T32] r5:84219800 r4:8291a680 [ 1324.505479][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.505530][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.505603][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa4de08 [ 1324.505700][ T32] r4:00000000 [ 1324.505746][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1324.505814][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.505870][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.505914][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545d0c0 [ 1324.505937][ T32] r4:00000000 [ 1324.505956][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.506390][ T32] r9:83018205 r8:84219800 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 [ 1324.506417][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.506690][ T32] r5:00001000 r4:e01f5000 [ 1324.506714][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.506755][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.506796][ T32] r5:853c4f8c r4:853c4c00 [ 1324.506815][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.506868][ T32] r7:ddde2d80 r6:83018200 r5:853c4f8c r4:843bbd80 [ 1324.507060][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.507360][ T32] r10:61c88647 r9:84219800 r8:843bbdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.507386][ T32] r4:843bbd80 [ 1324.507458][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.508086][ T32] r10:00000000 r9:843bbd80 r8:80287e08 r7:dfa1de60 r6:843bbc80 r5:84219800 [ 1324.508114][ T32] r4:00000001 [ 1324.508159][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.508199][ T32] Exception stack(0xdfa4dfb0 to 0xdfa4dff8) [ 1324.508365][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.508406][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.508434][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.508482][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.508510][ T32] r4:847723c0 [ 1324.508798][ T32] INFO: task kworker/1:15:3153 is blocked on a mutex likely owned by task kworker/0:180:3701. [ 1324.508835][ T32] task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.508896][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.508941][ T32] Call trace: [ 1324.509139][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.509197][ T32] r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 [ 1324.509220][ T32] r4:00000000 [ 1324.509244][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.509285][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1324.509389][ T32] 9d20: d3c94000 e030d000 00000001 80239b98 7f537000 00000001 [ 1324.509425][ T32] 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 [ 1324.509450][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1324.509668][ T32] r5:80000013 r4:80239bb0 [ 1324.509718][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.509764][ T32] r4:82ac21e4 [ 1324.509785][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.509829][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1324.510126][ T32] r4:e0529dc0 [ 1324.510308][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.510357][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 [ 1324.510381][ T32] r4:00000000 [ 1324.510470][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.512759][ T32] r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [ 1324.512831][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.512927][ T32] r5:00001000 r4:edb93000 [ 1324.512950][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.513021][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.513536][ T32] r5:85e9c38c r4:85e9c000 [ 1324.514042][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.515119][ T32] r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [ 1324.515597][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.516632][ T32] r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.517061][ T32] r4:84bc7a80 [ 1324.517478][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.518253][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 [ 1324.518535][ T32] r4:00000001 [ 1324.518795][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.519439][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1324.519878][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.520310][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.529378][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.529466][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.529527][ T32] r4:84bcf940 [ 1324.529562][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.529594][ T32] INFO: task kworker/1:16:3154 blocked for more than 450 seconds. [ 1324.529629][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.529654][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.529676][ T32] task:kworker/1:16 state:D stack:0 pid:3154 tgid:3154 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.529734][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.529794][ T32] Call trace: [ 1324.529826][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1324.529925][ T32] r10:8291a684 r9:dfa0dd84 r8:00000002 r7:60000113 r6:dfa0dd8c r5:83a26c00 [ 1324.529952][ T32] r4:83a26c00 [ 1324.529976][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1324.530063][ T32] r5:83a26c00 r4:8291a680 [ 1324.530087][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.530130][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.530176][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa0de08 [ 1324.530197][ T32] r4:00000000 [ 1324.530250][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1324.530289][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.530373][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.535347][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855989c0 [ 1324.535457][ T32] r4:00000000 [ 1324.535592][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.535698][ T32] r9:83018205 r8:83a26c00 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 [ 1324.535756][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.535835][ T32] r5:00001000 r4:e04b9000 [ 1324.535861][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.535903][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.535946][ T32] r5:8542978c r4:85429400 [ 1324.535966][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.536016][ T32] r7:ddde2d80 r6:83018200 r5:8542978c r4:83873c80 [ 1324.536070][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.536155][ T32] r10:61c88647 r9:83a26c00 r8:83873cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.536210][ T32] r4:83873c80 [ 1324.536233][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.536378][ T32] r10:00000000 r9:83873c80 r8:80287e08 r7:dfa4de60 r6:83873d80 r5:83a26c00 [ 1324.536450][ T32] r4:00000001 [ 1324.536474][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.536515][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1324.536586][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.536650][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.536707][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.536740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.536762][ T32] r4:84772580 [ 1324.537171][ T32] INFO: task kworker/1:16:3154 is blocked on a mutex likely owned by task kworker/0:180:3701. [ 1324.537209][ T32] task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.537351][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.537450][ T32] Call trace: [ 1324.537489][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.537552][ T32] r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 [ 1324.537617][ T32] r4:00000000 [ 1324.537679][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.537724][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1324.537752][ T32] 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 [ 1324.537781][ T32] 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 [ 1324.537805][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1324.537829][ T32] r5:80000013 r4:80239bb0 [ 1324.537848][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.537924][ T32] r4:82ac21e4 [ 1324.537947][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.538021][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1324.538048][ T32] r4:e0529dc0 [ 1324.538068][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.538112][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 [ 1324.538133][ T32] r4:00000000 [ 1324.538152][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.538197][ T32] r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [ 1324.538218][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.538260][ T32] r5:00001000 r4:edb93000 [ 1324.538279][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.538349][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.538428][ T32] r5:85e9c38c r4:85e9c000 [ 1324.538475][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.538527][ T32] r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [ 1324.538586][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.538639][ T32] r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.538661][ T32] r4:84bc7a80 [ 1324.538679][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.538726][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 [ 1324.538747][ T32] r4:00000001 [ 1324.538796][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.538836][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1324.538863][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.538891][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.538975][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.539011][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.539033][ T32] r4:84bcf940 [ 1324.539068][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.539119][ T32] INFO: task kworker/1:17:3156 blocked for more than 451 seconds. [ 1324.539154][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.539180][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.539231][ T32] task:kworker/1:17 state:D stack:0 pid:3156 tgid:3156 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.539309][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.539350][ T32] Call trace: [ 1324.539391][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1324.539472][ T32] r10:8291a684 r9:dfa61d84 r8:00000002 r7:60000113 r6:dfa61d8c r5:83a18000 [ 1324.539499][ T32] r4:83a18000 [ 1324.539520][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1324.539596][ T32] r5:83a18000 r4:8291a680 [ 1324.539619][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.539659][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.539734][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa61e08 [ 1324.539787][ T32] r4:00000000 [ 1324.539838][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1324.539876][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.539943][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.539990][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854660c0 [ 1324.540045][ T32] r4:00000000 [ 1324.540069][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.540116][ T32] r9:83018205 r8:83a18000 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1324.540137][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.540179][ T32] r5:00001000 r4:eafb5000 [ 1324.540198][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.540236][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.540277][ T32] r5:8542878c r4:85428400 [ 1324.540296][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.540392][ T32] r7:ddde2d80 r6:83018200 r5:8542878c r4:83873d00 [ 1324.549688][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.549831][ T32] r10:61c88647 r9:83a18000 r8:83873d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.549888][ T32] r4:83873d00 [ 1324.549914][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.549967][ T32] r10:00000000 r9:83873d00 r8:80287e08 r7:dfa0de60 r6:83327980 r5:83a18000 [ 1324.549990][ T32] r4:00000001 [ 1324.550042][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.550085][ T32] Exception stack(0xdfa61fb0 to 0xdfa61ff8) [ 1324.550148][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.550181][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.550208][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.550237][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.550287][ T32] r4:84772580 [ 1324.551441][ T32] INFO: task kworker/1:17:3156 is blocked on a mutex likely owned by task kworker/0:180:3701. [ 1324.551521][ T32] task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.551601][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.551656][ T32] Call trace: [ 1324.551690][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.551747][ T32] r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 [ 1324.551772][ T32] r4:00000000 [ 1324.551793][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.551834][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1324.551864][ T32] 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 [ 1324.551936][ T32] 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 [ 1324.551996][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1324.552026][ T32] r5:80000013 r4:80239bb0 [ 1324.552048][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.552095][ T32] r4:82ac21e4 [ 1324.552116][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.552159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1324.552182][ T32] r4:e0529dc0 [ 1324.552200][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.552243][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 [ 1324.552265][ T32] r4:00000000 [ 1324.552285][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.552385][ T32] r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [ 1324.552441][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.552492][ T32] r5:00001000 r4:edb93000 [ 1324.552513][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.552626][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.552677][ T32] r5:85e9c38c r4:85e9c000 [ 1324.552698][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.552748][ T32] r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [ 1324.552770][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.552819][ T32] r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.552874][ T32] r4:84bc7a80 [ 1324.552898][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.552947][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 [ 1324.552969][ T32] r4:00000001 [ 1324.552990][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.553026][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1324.553081][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.553146][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.553177][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.553207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.553231][ T32] r4:84bcf940 [ 1324.553254][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.553291][ T32] INFO: task kworker/0:8:3160 blocked for more than 451 seconds. [ 1324.553326][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.553351][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.553371][ T32] task:kworker/0:8 state:D stack:0 pid:3160 tgid:3160 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.553448][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.553528][ T32] Call trace: [ 1324.553577][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1324.553631][ T32] r10:8291a684 r9:dfa6dd84 r8:00000002 r7:60000113 r6:dfa6dd8c r5:83a1a400 [ 1324.553655][ T32] r4:83a1a400 [ 1324.553676][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1324.553750][ T32] r5:83a1a400 r4:8291a680 [ 1324.553773][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.553815][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.553860][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa6de08 [ 1324.553883][ T32] r4:00000000 [ 1324.553903][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1324.553968][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.554008][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.554081][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8526b200 [ 1324.554136][ T32] r4:00000000 [ 1324.554160][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.554226][ T32] r9:83018005 r8:83a1a400 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1324.554250][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.554294][ T32] r5:00001000 r4:eb5b7000 [ 1324.554314][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.554352][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.554398][ T32] r5:85911b8c r4:85911800 [ 1324.554451][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.554504][ T32] r7:dddced80 r6:83018000 r5:85911b8c r4:84341c80 [ 1324.554571][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.554648][ T32] r10:61c88647 r9:83a1a400 r8:84341cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.554673][ T32] r4:84341c80 [ 1324.554693][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.554739][ T32] r10:00000000 r9:84341c80 r8:80287e08 r7:dfa11e60 r6:830cc300 r5:83a1a400 [ 1324.554762][ T32] r4:00000001 [ 1324.554791][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.554831][ T32] Exception stack(0xdfa6dfb0 to 0xdfa6dff8) [ 1324.554889][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.554921][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.554979][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.555013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.555036][ T32] r4:8425ac00 [ 1324.555349][ T32] INFO: task kworker/0:8:3160 is blocked on a mutex likely owned by task kworker/0:180:3701. [ 1324.555407][ T32] task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.555507][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.555563][ T32] Call trace: [ 1324.555660][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.555749][ T32] r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 [ 1324.555792][ T32] r4:00000000 [ 1324.555842][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.555923][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1324.555956][ T32] 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 [ 1324.555986][ T32] 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 [ 1324.556012][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1324.556036][ T32] r5:80000013 r4:80239bb0 [ 1324.556098][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.556144][ T32] r4:82ac21e4 [ 1324.556166][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.556262][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1324.556311][ T32] r4:e0529dc0 [ 1324.556379][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.556429][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 [ 1324.556471][ T32] r4:00000000 [ 1324.556495][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.556545][ T32] r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [ 1324.556573][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.556616][ T32] r5:00001000 r4:edb93000 [ 1324.556666][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.556712][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.556756][ T32] r5:85e9c38c r4:85e9c000 [ 1324.556806][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.556858][ T32] r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [ 1324.556910][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.556971][ T32] r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.557023][ T32] r4:84bc7a80 [ 1324.557062][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.557114][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 [ 1324.557138][ T32] r4:00000001 [ 1324.557189][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.557230][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1324.557257][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.557286][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.557317][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.557346][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.557368][ T32] r4:84bcf940 [ 1324.557425][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.557454][ T32] INFO: task kworker/1:18:3161 blocked for more than 451 seconds. [ 1324.557541][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.557604][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.557658][ T32] task:kworker/1:18 state:D stack:0 pid:3161 tgid:3161 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.557739][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.557818][ T32] Call trace: [ 1324.557867][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1324.557918][ T32] r10:8291a684 r9:dfa59d84 r8:00000002 r7:60000113 r6:dfa59d8c r5:83a1bc00 [ 1324.557941][ T32] r4:83a1bc00 [ 1324.557961][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1324.558004][ T32] r5:83a1bc00 r4:8291a680 [ 1324.558055][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.558098][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.558142][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa59e08 [ 1324.558164][ T32] r4:00000000 [ 1324.558182][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1324.558247][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.558286][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.558377][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84772a00 [ 1324.558403][ T32] r4:00000000 [ 1324.558424][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.558472][ T32] r9:83018205 r8:83a1bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1324.558494][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.558536][ T32] r5:00001000 r4:eb0f1000 [ 1324.558591][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.558636][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.558679][ T32] r5:85428f8c r4:85428c00 [ 1324.558698][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.558745][ T32] r7:ddde2d80 r6:83018200 r5:85428f8c r4:830cc280 [ 1324.558765][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.558811][ T32] r10:61c88647 r9:83a1bc00 r8:830cc2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.558833][ T32] r4:830cc280 [ 1324.558852][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.558898][ T32] r10:00000000 r9:830cc280 r8:80287e08 r7:dfa0de60 r6:843f7880 r5:83a1bc00 [ 1324.558921][ T32] r4:00000001 [ 1324.558939][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.558975][ T32] Exception stack(0xdfa59fb0 to 0xdfa59ff8) [ 1324.559032][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.559070][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.559130][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.559162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.559185][ T32] r4:84772b00 [ 1324.559463][ T32] INFO: task kworker/1:18:3161 is blocked on a mutex likely owned by task kworker/0:180:3701. [ 1324.559512][ T32] task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.559617][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.559663][ T32] Call trace: [ 1324.559726][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.559779][ T32] r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 [ 1324.559802][ T32] r4:00000000 [ 1324.559820][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.559882][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1324.559934][ T32] 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 [ 1324.560039][ T32] 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 [ 1324.560099][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1324.560126][ T32] r5:80000013 r4:80239bb0 [ 1324.560146][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.560219][ T32] r4:82ac21e4 [ 1324.560284][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.560371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1324.560472][ T32] r4:e0529dc0 [ 1324.577364][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.577480][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 [ 1324.577510][ T32] r4:00000000 [ 1324.577530][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.577618][ T32] r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [ 1324.577647][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.577696][ T32] r5:00001000 r4:edb93000 [ 1324.577715][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.577786][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.577835][ T32] r5:85e9c38c r4:85e9c000 [ 1324.577880][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.577933][ T32] r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [ 1324.577954][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.578041][ T32] r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.578096][ T32] r4:84bc7a80 [ 1324.578119][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.578170][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 [ 1324.578193][ T32] r4:00000001 [ 1324.578212][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.578250][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1324.578280][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.578318][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.578347][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.578376][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.578397][ T32] r4:84bcf940 [ 1324.578420][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.578449][ T32] INFO: task kworker/1:19:3162 blocked for more than 451 seconds. [ 1324.578554][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.578612][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.578638][ T32] task:kworker/1:19 state:D stack:0 pid:3162 tgid:3162 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.578697][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.578742][ T32] Call trace: [ 1324.578828][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1324.578885][ T32] r10:8291a684 r9:dfa81d84 r8:00000002 r7:60000113 r6:dfa81d8c r5:8423e000 [ 1324.578908][ T32] r4:8423e000 [ 1324.578928][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1324.578974][ T32] r5:8423e000 r4:8291a680 [ 1324.579024][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.579067][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.579114][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa81e08 [ 1324.579137][ T32] r4:00000000 [ 1324.579155][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1324.579220][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.579269][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.579441][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849db340 [ 1324.579508][ T32] r4:00000000 [ 1324.579531][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.579617][ T32] r9:83018205 r8:8423e000 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1324.579642][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.579687][ T32] r5:00001000 r4:dfa8b000 [ 1324.579707][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.579774][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.579821][ T32] r5:849ed78c r4:849ed400 [ 1324.579851][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.579899][ T32] r7:ddde2d80 r6:83018200 r5:849ed78c r4:843f7780 [ 1324.579949][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.580007][ T32] r10:61c88647 r9:8423e000 r8:843f77ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.580058][ T32] r4:843f7780 [ 1324.580091][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.580170][ T32] r10:00000000 r9:843f7780 r8:80287e08 r7:dfa0de60 r6:84341c00 r5:8423e000 [ 1324.580227][ T32] r4:00000001 [ 1324.580288][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.580366][ T32] Exception stack(0xdfa81fb0 to 0xdfa81ff8) [ 1324.580468][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.587379][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.587428][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.587463][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.587531][ T32] r4:847729c0 [ 1324.588018][ T32] INFO: task kworker/1:19:3162 is blocked on a mutex likely owned by task kworker/0:180:3701. [ 1324.588060][ T32] task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.588131][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.588193][ T32] Call trace: [ 1324.588280][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.588527][ T32] r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 [ 1324.588678][ T32] r4:00000000 [ 1324.588719][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.588798][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1324.588925][ T32] 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 [ 1324.588973][ T32] 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 [ 1324.589020][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1324.589053][ T32] r5:80000013 r4:80239bb0 [ 1324.589079][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.589136][ T32] r4:82ac21e4 [ 1324.589161][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.589252][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1324.589292][ T32] r4:e0529dc0 [ 1324.589317][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.589392][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 [ 1324.589421][ T32] r4:00000000 [ 1324.589481][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.589547][ T32] r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [ 1324.589607][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.589668][ T32] r5:00001000 r4:edb93000 [ 1324.589694][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.589747][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.589804][ T32] r5:85e9c38c r4:85e9c000 [ 1324.589830][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.589893][ T32] r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [ 1324.589953][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.590021][ T32] r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.590050][ T32] r4:84bc7a80 [ 1324.590096][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.590148][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 [ 1324.590171][ T32] r4:00000001 [ 1324.590189][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.590224][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1324.590250][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.590312][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.590348][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.590410][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.590437][ T32] r4:84bcf940 [ 1324.590459][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.590550][ T32] INFO: task kworker/1:20:3165 blocked for more than 451 seconds. [ 1324.598044][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.598120][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.598182][ T32] task:kworker/1:20 state:D stack:0 pid:3165 tgid:3165 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.598287][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.598351][ T32] Call trace: [ 1324.598462][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1324.598577][ T32] r10:8291a684 r9:dfa99d84 r8:00000002 r7:60000113 r6:dfa99d8c r5:8423b000 [ 1324.598701][ T32] r4:8423b000 [ 1324.598725][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1324.599001][ T32] r5:8423b000 r4:8291a680 [ 1324.599121][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.599420][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.599470][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa99e08 [ 1324.599493][ T32] r4:00000000 [ 1324.599512][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1324.599546][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.599582][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.599735][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85659140 [ 1324.599853][ T32] r4:00000000 [ 1324.599876][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.599923][ T32] r9:83018205 r8:8423b000 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1324.599944][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.599986][ T32] r5:00001000 r4:eb3a7000 [ 1324.600006][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.600045][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.600199][ T32] r5:8542af8c r4:8542ac00 [ 1324.600223][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.600318][ T32] r7:ddde2d80 r6:83018200 r5:8542af8c r4:83c5cc00 [ 1324.600472][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.611351][ T32] r10:61c88647 r9:8423b000 r8:83c5cc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.611404][ T32] r4:83c5cc00 [ 1324.611429][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.611517][ T32] r10:00000000 r9:83c5cc00 r8:80287e08 r7:dfa81e60 r6:8429c980 r5:8423b000 [ 1324.611653][ T32] r4:00000001 [ 1324.611678][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.611720][ T32] Exception stack(0xdfa99fb0 to 0xdfa99ff8) [ 1324.611751][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.611779][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.611899][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.611933][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.611955][ T32] r4:84772cc0 [ 1324.612401][ T32] INFO: task kworker/1:20:3165 is blocked on a mutex likely owned by task kworker/0:180:3701. [ 1324.612476][ T32] task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.612569][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.612832][ T32] Call trace: [ 1324.613021][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.613112][ T32] r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 [ 1324.613227][ T32] r4:00000000 [ 1324.613344][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.613463][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1324.613496][ T32] 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 [ 1324.613580][ T32] 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 [ 1324.613609][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1324.613785][ T32] r5:80000013 r4:80239bb0 [ 1324.613902][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.613950][ T32] r4:82ac21e4 [ 1324.613971][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.614016][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1324.614109][ T32] r4:e0529dc0 [ 1324.614133][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.614359][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 [ 1324.614437][ T32] r4:00000000 [ 1324.614469][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.614585][ T32] r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [ 1324.614615][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.614700][ T32] r5:00001000 r4:edb93000 [ 1324.614815][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.614865][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.614935][ T32] r5:85e9c38c r4:85e9c000 [ 1324.615050][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.615160][ T32] r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [ 1324.615279][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.615377][ T32] r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.615425][ T32] r4:84bc7a80 [ 1324.615464][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.615606][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 [ 1324.615636][ T32] r4:00000001 [ 1324.615659][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.615732][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1324.615766][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.615800][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.615846][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.615955][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.615994][ T32] r4:84bcf940 [ 1324.616021][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.616053][ T32] INFO: task kworker/1:21:3166 blocked for more than 451 seconds. [ 1324.616087][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.616263][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.616466][ T32] task:kworker/1:21 state:D stack:0 pid:3166 tgid:3166 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.616579][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.616820][ T32] Call trace: [ 1324.616963][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1324.617016][ T32] r10:8291a684 r9:dfaa1d84 r8:00000002 r7:60000113 r6:dfaa1d8c r5:84239800 [ 1324.617107][ T32] r4:84239800 [ 1324.617146][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1324.617439][ T32] r5:84239800 r4:8291a680 [ 1324.617463][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.617504][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.617564][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaa1e08 [ 1324.617859][ T32] r4:00000000 [ 1324.617971][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1324.618010][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.618046][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.618107][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856cf700 [ 1324.618132][ T32] r4:00000000 [ 1324.618173][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.618372][ T32] r9:83018205 r8:84239800 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1324.618486][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.618532][ T32] r5:00001000 r4:eaae1000 [ 1324.618608][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.618651][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.618694][ T32] r5:847d278c r4:847d2400 [ 1324.618712][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.618924][ T32] r7:ddde2d80 r6:83018200 r5:847d278c r4:83abb100 [ 1324.618948][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.619031][ T32] r10:61c88647 r9:84239800 r8:83abb12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.619056][ T32] r4:83abb100 [ 1324.619076][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.619143][ T32] r10:00000000 r9:83abb100 r8:80287e08 r7:dfa81e60 r6:832c4d00 r5:84239800 [ 1324.619256][ T32] r4:00000001 [ 1324.619278][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.619319][ T32] Exception stack(0xdfaa1fb0 to 0xdfaa1ff8) [ 1324.619346][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.619375][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.619459][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.619492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.619513][ T32] r4:84772f00 [ 1324.619761][ T32] INFO: task kworker/1:21:3166 is blocked on a mutex likely owned by task kworker/0:180:3701. [ 1324.619796][ T32] task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.620043][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.620144][ T32] Call trace: [ 1324.620229][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.620504][ T32] r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 [ 1324.643980][ T32] r4:00000000 [ 1324.644027][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.644095][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1324.644129][ T32] 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 [ 1324.644209][ T32] 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 [ 1324.644353][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1324.644396][ T32] r5:80000013 r4:80239bb0 [ 1324.644420][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.644465][ T32] r4:82ac21e4 [ 1324.644503][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.644609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1324.644727][ T32] r4:e0529dc0 [ 1324.644750][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.644795][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 [ 1324.644817][ T32] r4:00000000 [ 1324.644870][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.644978][ T32] r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [ 1324.645075][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.645125][ T32] r5:00001000 r4:edb93000 [ 1324.645146][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.645186][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.645228][ T32] r5:85e9c38c r4:85e9c000 [ 1324.645299][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.645372][ T32] r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [ 1324.645409][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.645518][ T32] r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.645589][ T32] r4:84bc7a80 [ 1324.645613][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.645698][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 [ 1324.645724][ T32] r4:00000001 [ 1324.645805][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.645850][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1324.645878][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.646207][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.646252][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.646285][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.646307][ T32] r4:84bcf940 [ 1324.646337][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.646398][ T32] INFO: task kworker/1:22:3168 blocked for more than 451 seconds. [ 1324.646486][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.646514][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.646578][ T32] task:kworker/1:22 state:D stack:0 pid:3168 tgid:3168 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.646641][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.646687][ T32] Call trace: [ 1324.646718][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1324.646768][ T32] r10:8291a684 r9:dfaa9d84 r8:00000002 r7:60000113 r6:dfaa9d8c r5:83256000 [ 1324.646791][ T32] r4:83256000 [ 1324.646810][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1324.646853][ T32] r5:83256000 r4:8291a680 [ 1324.646957][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.647002][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.647118][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaa9e08 [ 1324.647144][ T32] r4:00000000 [ 1324.647250][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1324.647290][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.647330][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.647373][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856fbf40 [ 1324.647516][ T32] r4:00000000 [ 1324.647539][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.647617][ T32] r9:83018205 r8:83256000 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1324.647644][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.647690][ T32] r5:00001000 r4:eb1c1000 [ 1324.647711][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.647749][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.647790][ T32] r5:847d2b8c r4:847d2800 [ 1324.647809][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.647854][ T32] r7:ddde2d80 r6:83018200 r5:847d2b8c r4:83812380 [ 1324.647873][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.647920][ T32] r10:61c88647 r9:83256000 r8:838123ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.647993][ T32] r4:83812380 [ 1324.648090][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.648293][ T32] r10:00000000 r9:83812380 r8:80287e08 r7:dfa81e60 r6:832c4c80 r5:83256000 [ 1324.648366][ T32] r4:00000001 [ 1324.648394][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.648616][ T32] Exception stack(0xdfaa9fb0 to 0xdfaa9ff8) [ 1324.648666][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.648700][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.648728][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.648757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.648778][ T32] r4:84772dc0 [ 1324.649362][ T32] INFO: task kworker/1:22:3168 is blocked on a mutex likely owned by task kworker/0:180:3701. [ 1324.649430][ T32] task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.649579][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.649627][ T32] Call trace: [ 1324.649658][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.650030][ T32] r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 [ 1324.650223][ T32] r4:00000000 [ 1324.650246][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.650287][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1324.650411][ T32] 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 [ 1324.650445][ T32] 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 [ 1324.650471][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1324.650557][ T32] r5:80000013 r4:80239bb0 [ 1324.657997][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.658100][ T32] r4:82ac21e4 [ 1324.658124][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.658171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1324.658195][ T32] r4:e0529dc0 [ 1324.658214][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.658257][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 [ 1324.658280][ T32] r4:00000000 [ 1324.658299][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.658353][ T32] r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [ 1324.658374][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.658432][ T32] r5:00001000 r4:edb93000 [ 1324.658486][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.658531][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.658592][ T32] r5:85e9c38c r4:85e9c000 [ 1324.658648][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.658700][ T32] r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [ 1324.658720][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.658769][ T32] r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.658824][ T32] r4:84bc7a80 [ 1324.658848][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.658900][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 [ 1324.658924][ T32] r4:00000001 [ 1324.658943][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.658984][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1324.659050][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.659113][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.659175][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.659229][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.659286][ T32] r4:84bcf940 [ 1324.659369][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.659402][ T32] INFO: task kworker/1:23:3170 blocked for more than 451 seconds. [ 1324.659484][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.659544][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.659568][ T32] task:kworker/1:23 state:D stack:0 pid:3170 tgid:3170 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.659626][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.659674][ T32] Call trace: [ 1324.659741][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1324.659796][ T32] r10:8291a684 r9:dfac1d84 r8:00000002 r7:60000113 r6:dfac1d8c r5:845eec00 [ 1324.659849][ T32] r4:845eec00 [ 1324.659951][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1324.659998][ T32] r5:845eec00 r4:8291a680 [ 1324.660020][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.660090][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.660139][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfac1e08 [ 1324.660161][ T32] r4:00000000 [ 1324.660180][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1324.660215][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.660265][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.660317][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b97540 [ 1324.660390][ T32] r4:00000000 [ 1324.660415][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.660510][ T32] r9:83018205 r8:845eec00 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1324.668462][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.668574][ T32] r5:00001000 r4:eafb9000 [ 1324.668598][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.668641][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.668684][ T32] r5:849ec78c r4:849ec400 [ 1324.668796][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.668850][ T32] r7:ddde2d80 r6:83018200 r5:849ec78c r4:843f7800 [ 1324.668871][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.669016][ T32] r10:61c88647 r9:845eec00 r8:843f782c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.669239][ T32] r4:843f7800 [ 1324.669263][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.669318][ T32] r10:00000000 r9:843f7800 r8:80287e08 r7:dfa81e60 r6:83aa1a80 r5:845eec00 [ 1324.669341][ T32] r4:00000001 [ 1324.669361][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.669441][ T32] Exception stack(0xdfac1fb0 to 0xdfac1ff8) [ 1324.669479][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.669510][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.669536][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.669565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.669587][ T32] r4:849db080 [ 1324.670127][ T32] INFO: task kworker/1:23:3170 is blocked on a mutex likely owned by task kworker/0:180:3701. [ 1324.670168][ T32] task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.670401][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.670450][ T32] Call trace: [ 1324.670540][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.674066][ T32] r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 [ 1324.674101][ T32] r4:00000000 [ 1324.674123][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.674177][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1324.674224][ T32] 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 [ 1324.674278][ T32] 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 [ 1324.674480][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1324.674509][ T32] r5:80000013 r4:80239bb0 [ 1324.674530][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.674574][ T32] r4:82ac21e4 [ 1324.674594][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.674639][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1324.674661][ T32] r4:e0529dc0 [ 1324.674680][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.674722][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 [ 1324.674743][ T32] r4:00000000 [ 1324.674762][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.674808][ T32] r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [ 1324.674898][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.674952][ T32] r5:00001000 r4:edb93000 [ 1324.674974][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.675014][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.675056][ T32] r5:85e9c38c r4:85e9c000 [ 1324.675077][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.675187][ T32] r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [ 1324.675212][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.675261][ T32] r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.675284][ T32] r4:84bc7a80 [ 1324.675302][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.675360][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 [ 1324.675402][ T32] r4:00000001 [ 1324.675450][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.675501][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1324.675529][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.675576][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.675644][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.675677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.675700][ T32] r4:84bcf940 [ 1324.675722][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.675758][ T32] INFO: task kworker/1:24:3172 blocked for more than 451 seconds. [ 1324.675792][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.675817][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.675839][ T32] task:kworker/1:24 state:D stack:0 pid:3172 tgid:3172 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.675997][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.676045][ T32] Call trace: [ 1324.676076][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1324.676128][ T32] r10:8291a684 r9:dfac5d84 r8:00000002 r7:60000113 r6:dfac5d8c r5:845ee000 [ 1324.676150][ T32] r4:845ee000 [ 1324.676170][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1324.676464][ T32] r5:845ee000 r4:8291a680 [ 1324.676525][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.676570][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.676646][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfac5e08 [ 1324.676673][ T32] r4:00000000 [ 1324.676692][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1324.676765][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.676804][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.676848][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d2980 [ 1324.676870][ T32] r4:00000000 [ 1324.676920][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.676969][ T32] r9:83018205 r8:845ee000 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1324.676995][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.677072][ T32] r5:00001000 r4:eb50f000 [ 1324.677095][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.677136][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.677178][ T32] r5:849edb8c r4:849ed800 [ 1324.677198][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.677242][ T32] r7:ddde2d80 r6:83018200 r5:849edb8c r4:83b2dc00 [ 1324.677301][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.677359][ T32] r10:61c88647 r9:845ee000 r8:83b2dc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.677432][ T32] r4:83b2dc00 [ 1324.677455][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.677504][ T32] r10:00000000 r9:83b2dc00 r8:80287e08 r7:dfa81e60 r6:83a80280 r5:845ee000 [ 1324.677526][ T32] r4:00000001 [ 1324.677544][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.677729][ T32] Exception stack(0xdfac5fb0 to 0xdfac5ff8) [ 1324.677760][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.677789][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.677815][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.677844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.677900][ T32] r4:849db080 [ 1324.678297][ T32] INFO: task kworker/1:24:3172 is blocked on a mutex likely owned by task kworker/0:180:3701. [ 1324.678372][ T32] task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.678506][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.678556][ T32] Call trace: [ 1324.678585][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.678637][ T32] r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 [ 1324.678660][ T32] r4:00000000 [ 1324.678679][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.678718][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1324.678779][ T32] 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 [ 1324.678842][ T32] 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 [ 1324.678872][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1324.678966][ T32] r5:80000013 r4:80239bb0 [ 1324.678990][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.679032][ T32] r4:82ac21e4 [ 1324.679144][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.679192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1324.679215][ T32] r4:e0529dc0 [ 1324.679233][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.679418][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 [ 1324.679475][ T32] r4:00000000 [ 1324.679524][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.679574][ T32] r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [ 1324.679628][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.679676][ T32] r5:00001000 r4:edb93000 [ 1324.679715][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.679759][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.679832][ T32] r5:85e9c38c r4:85e9c000 [ 1324.679867][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.679950][ T32] r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [ 1324.680009][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.680062][ T32] r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.680127][ T32] r4:84bc7a80 [ 1324.680182][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.680233][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 [ 1324.680256][ T32] r4:00000001 [ 1324.680274][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.680316][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1324.680373][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.680404][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.680478][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.693199][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.693241][ T32] r4:84bcf940 [ 1324.693268][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.693296][ T32] INFO: task kworker/1:25:3174 blocked for more than 451 seconds. [ 1324.693336][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.693362][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.693385][ T32] task:kworker/1:25 state:D stack:0 pid:3174 tgid:3174 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.693446][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.693505][ T32] Call trace: [ 1324.693536][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1324.693592][ T32] r10:8291a684 r9:dfad1d84 r8:00000002 r7:60000113 r6:dfad1d8c r5:845e9800 [ 1324.693615][ T32] r4:845e9800 [ 1324.693635][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1324.693678][ T32] r5:845e9800 r4:8291a680 [ 1324.693732][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.693848][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.693896][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfad1e08 [ 1324.693950][ T32] r4:00000000 [ 1324.693973][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1324.694009][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.694083][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.694211][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84baf9c0 [ 1324.694239][ T32] r4:00000000 [ 1324.694263][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.694317][ T32] r9:83018205 r8:845e9800 r7:00000000 r6:83018200 r5:00001000 r4:7f175000 [ 1324.694372][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.694420][ T32] r5:00001000 r4:ed84d000 [ 1324.694441][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.694480][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.694523][ T32] r5:85e07f8c r4:85e07c00 [ 1324.694542][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.694590][ T32] r7:ddde2d80 r6:83018200 r5:85e07f8c r4:8456a000 [ 1324.694773][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.694862][ T32] r10:61c88647 r9:845e9800 r8:8456a02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.694888][ T32] r4:8456a000 [ 1324.694948][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.695031][ T32] r10:00000000 r9:8456a000 r8:80287e08 r7:dfa81e60 r6:8386cc80 r5:845e9800 [ 1324.695059][ T32] r4:00000001 [ 1324.695078][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.695117][ T32] Exception stack(0xdfad1fb0 to 0xdfad1ff8) [ 1324.695146][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.695175][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.695201][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.695230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.695252][ T32] r4:849db180 [ 1324.695703][ T32] INFO: task kworker/1:25:3174 is blocked on a mutex likely owned by task kworker/0:180:3701. [ 1324.695747][ T32] task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.695995][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.696080][ T32] Call trace: [ 1324.696242][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.696299][ T32] r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 [ 1324.696375][ T32] r4:00000000 [ 1324.696403][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.696507][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1324.696540][ T32] 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 [ 1324.696697][ T32] 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 [ 1324.696726][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1324.696751][ T32] r5:80000013 r4:80239bb0 [ 1324.696771][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.696812][ T32] r4:82ac21e4 [ 1324.696831][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.696873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1324.697024][ T32] r4:e0529dc0 [ 1324.697048][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.697092][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 [ 1324.697113][ T32] r4:00000000 [ 1324.697132][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.697178][ T32] r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [ 1324.697199][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.697240][ T32] r5:00001000 r4:edb93000 [ 1324.697260][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.697298][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.697348][ T32] r5:85e9c38c r4:85e9c000 [ 1324.697367][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.697413][ T32] r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [ 1324.697434][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.697481][ T32] r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.697502][ T32] r4:84bc7a80 [ 1324.697521][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.697567][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 [ 1324.697732][ T32] r4:00000001 [ 1324.697755][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.697797][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1324.697825][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.697853][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.697879][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.697907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.697961][ T32] r4:84bcf940 [ 1324.697984][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.698008][ T32] INFO: task kworker/1:26:3177 blocked for more than 451 seconds. [ 1324.698067][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.698126][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.698183][ T32] task:kworker/1:26 state:D stack:0 pid:3177 tgid:3177 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.698234][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.698306][ T32] Call trace: [ 1324.698347][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1324.698397][ T32] r10:8291a684 r9:dfae1d84 r8:00000002 r7:60000113 r6:dfae1d8c r5:845ea400 [ 1324.698420][ T32] r4:845ea400 [ 1324.698441][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1324.698483][ T32] r5:845ea400 r4:8291a680 [ 1324.698503][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.698541][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.698586][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfae1e08 [ 1324.698608][ T32] r4:00000000 [ 1324.698716][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1324.698755][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.698790][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.698838][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1040 [ 1324.698860][ T32] r4:00000000 [ 1324.698910][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.698961][ T32] r9:83018205 r8:845ea400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1324.698982][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.699055][ T32] r5:00001000 r4:eb707000 [ 1324.699079][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.699120][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.699162][ T32] r5:849eef8c r4:849eec00 [ 1324.699181][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.699227][ T32] r7:ddde2d80 r6:83018200 r5:849eef8c r4:8456a080 [ 1324.699389][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.699481][ T32] r10:61c88647 r9:845ea400 r8:8456a0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.699506][ T32] r4:8456a080 [ 1324.699525][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.699826][ T32] r10:00000000 r9:8456a080 r8:80287e08 r7:dfad1e60 r6:8386cc00 r5:845ea400 [ 1324.699853][ T32] r4:00000001 [ 1324.699888][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.700034][ T32] Exception stack(0xdfae1fb0 to 0xdfae1ff8) [ 1324.700098][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.700130][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.700254][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.700289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.700318][ T32] r4:849db540 [ 1324.711425][ T32] INFO: task kworker/1:26:3177 is blocked on a mutex likely owned by task kworker/0:180:3701. [ 1324.711535][ T32] task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.711613][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.711696][ T32] Call trace: [ 1324.711759][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.711823][ T32] r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 [ 1324.711847][ T32] r4:00000000 [ 1324.711868][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.711933][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1324.712001][ T32] 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 [ 1324.712036][ T32] 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 [ 1324.712064][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1324.712089][ T32] r5:80000013 r4:80239bb0 [ 1324.712112][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.712189][ T32] r4:82ac21e4 [ 1324.712248][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.712300][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1324.712548][ T32] r4:e0529dc0 [ 1324.712581][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.712648][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 [ 1324.712678][ T32] r4:00000000 [ 1324.712701][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.712754][ T32] r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [ 1324.712778][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.712823][ T32] r5:00001000 r4:edb93000 [ 1324.712845][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.712887][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.712932][ T32] r5:85e9c38c r4:85e9c000 [ 1324.712956][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.713074][ T32] r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [ 1324.713149][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.713321][ T32] r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.713369][ T32] r4:84bc7a80 [ 1324.713413][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.713479][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 [ 1324.713503][ T32] r4:00000001 [ 1324.713524][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.713565][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1324.713595][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.713715][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.713749][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.713819][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.713861][ T32] r4:84bcf940 [ 1324.713893][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.713956][ T32] INFO: task kworker/1:27:3178 blocked for more than 451 seconds. [ 1324.714151][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.714224][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.714285][ T32] task:kworker/1:27 state:D stack:0 pid:3178 tgid:3178 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.714376][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.714458][ T32] Call trace: [ 1324.714508][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1324.714568][ T32] r10:8291a684 r9:dfae9d84 r8:00000002 r7:60000113 r6:dfae9d8c r5:845e8c00 [ 1324.714593][ T32] r4:845e8c00 [ 1324.714614][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1324.714660][ T32] r5:845e8c00 r4:8291a680 [ 1324.714681][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.714722][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.714767][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfae9e08 [ 1324.714824][ T32] r4:00000000 [ 1324.714850][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1324.714932][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.715031][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.715082][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a5900 [ 1324.715107][ T32] r4:00000000 [ 1324.715128][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.715177][ T32] r9:83018205 r8:845e8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1324.715199][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.715266][ T32] r5:00001000 r4:eb0ff000 [ 1324.715321][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.715369][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.715415][ T32] r5:85840f8c r4:85840c00 [ 1324.715437][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.715487][ T32] r7:ddde2d80 r6:83018200 r5:85840f8c r4:8456a180 [ 1324.715613][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.715668][ T32] r10:61c88647 r9:845e8c00 r8:8456a1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.715692][ T32] r4:8456a180 [ 1324.715790][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.715959][ T32] r10:00000000 r9:8456a180 r8:80287e08 r7:dfad1e60 r6:830b8480 r5:845e8c00 [ 1324.715987][ T32] r4:00000001 [ 1324.716063][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.716106][ T32] Exception stack(0xdfae9fb0 to 0xdfae9ff8) [ 1324.716135][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.716165][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.716195][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.716343][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.716374][ T32] r4:849db4c0 [ 1324.716771][ T32] INFO: task kworker/1:27:3178 is blocked on a mutex likely owned by task kworker/0:180:3701. [ 1324.716868][ T32] task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.716987][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.717070][ T32] Call trace: [ 1324.717137][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.717224][ T32] r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 [ 1324.717252][ T32] r4:00000000 [ 1324.717273][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.717327][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1324.717359][ T32] 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 [ 1324.717421][ T32] 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 [ 1324.717450][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1324.717505][ T32] r5:80000013 r4:80239bb0 [ 1324.717607][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.717690][ T32] r4:82ac21e4 [ 1324.717748][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.717796][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1324.717819][ T32] r4:e0529dc0 [ 1324.717838][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.717881][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 [ 1324.717903][ T32] r4:00000000 [ 1324.717923][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.717999][ T32] r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [ 1324.718024][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.718067][ T32] r5:00001000 r4:edb93000 [ 1324.718119][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.718197][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.718244][ T32] r5:85e9c38c r4:85e9c000 [ 1324.718264][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.718340][ T32] r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [ 1324.718398][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.718489][ T32] r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.718515][ T32] r4:84bc7a80 [ 1324.718537][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.718584][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 [ 1324.718606][ T32] r4:00000001 [ 1324.718624][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.718717][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1324.718747][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.718776][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.718802][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.718831][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.718853][ T32] r4:84bcf940 [ 1324.718872][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.718979][ T32] INFO: task kworker/1:28:3180 blocked for more than 451 seconds. [ 1324.719010][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.719048][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.719071][ T32] task:kworker/1:28 state:D stack:0 pid:3180 tgid:3180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.719118][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.719158][ T32] Call trace: [ 1324.719188][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1324.719236][ T32] r10:8291a684 r9:dfaf5d84 r8:00000002 r7:60000113 r6:dfaf5d8c r5:845eb000 [ 1324.719259][ T32] r4:845eb000 [ 1324.719279][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1324.719369][ T32] r5:845eb000 r4:8291a680 [ 1324.719392][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.719433][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.719475][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaf5e08 [ 1324.719497][ T32] r4:00000000 [ 1324.719516][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1324.719551][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.719655][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.719703][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525ed00 [ 1324.719794][ T32] r4:00000000 [ 1324.719818][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.719915][ T32] r9:83018205 r8:845eb000 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 1324.719940][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.719985][ T32] r5:00001000 r4:dfad7000 [ 1324.720006][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.720045][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.720316][ T32] r5:8590bf8c r4:8590bc00 [ 1324.720452][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.741315][ T32] r7:ddde2d80 r6:83018200 r5:8590bf8c r4:8456a280 [ 1324.741445][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.741525][ T32] r10:61c88647 r9:845eb000 r8:8456a2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.741551][ T32] r4:8456a280 [ 1324.741576][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.741630][ T32] r10:00000000 r9:8456a280 r8:80287e08 r7:dfad1e60 r6:830b8400 r5:845eb000 [ 1324.741654][ T32] r4:00000001 [ 1324.741675][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.741716][ T32] Exception stack(0xdfaf5fb0 to 0xdfaf5ff8) [ 1324.741747][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.741779][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.741808][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.741840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.741863][ T32] r4:849db800 [ 1324.742298][ T32] INFO: task kworker/1:28:3180 is blocked on a mutex likely owned by task kworker/0:180:3701. [ 1324.742345][ T32] task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.742481][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.742593][ T32] Call trace: [ 1324.742626][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.742684][ T32] r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 [ 1324.742707][ T32] r4:00000000 [ 1324.742726][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.742887][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1324.742920][ T32] 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 [ 1324.742950][ T32] 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 [ 1324.742975][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1324.742999][ T32] r5:80000013 r4:80239bb0 [ 1324.743019][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.743063][ T32] r4:82ac21e4 [ 1324.743096][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.743145][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1324.743168][ T32] r4:e0529dc0 [ 1324.743186][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.743228][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 [ 1324.743251][ T32] r4:00000000 [ 1324.743270][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.743326][ T32] r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [ 1324.743349][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.743426][ T32] r5:00001000 r4:edb93000 [ 1324.743500][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.743624][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.743710][ T32] r5:85e9c38c r4:85e9c000 [ 1324.743735][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.743821][ T32] r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [ 1324.743846][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.743897][ T32] r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.743919][ T32] r4:84bc7a80 [ 1324.744116][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.744168][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 [ 1324.744190][ T32] r4:00000001 [ 1324.744209][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.744244][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1324.744448][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.744529][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.744567][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.744630][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.744658][ T32] r4:84bcf940 [ 1324.744721][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.744751][ T32] INFO: task kworker/0:9:3186 blocked for more than 451 seconds. [ 1324.744784][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.744945][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.744969][ T32] task:kworker/0:9 state:D stack:0 pid:3186 tgid:3186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.745016][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.745100][ T32] Call trace: [ 1324.745249][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1324.745303][ T32] r10:8291a684 r9:dfa7dd84 r8:00000002 r7:60000113 r6:dfa7dd8c r5:845ed400 [ 1324.745369][ T32] r4:845ed400 [ 1324.745393][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1324.745438][ T32] r5:845ed400 r4:8291a680 [ 1324.745457][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.745495][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.745539][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa7de08 [ 1324.745634][ T32] r4:00000000 [ 1324.745657][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1324.745717][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.745933][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.745982][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8500b3c0 [ 1324.746150][ T32] r4:00000000 [ 1324.746189][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.746238][ T32] r9:83018005 r8:845ed400 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1324.746319][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.746367][ T32] r5:00001000 r4:eab39000 [ 1324.746387][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.746466][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.746547][ T32] r5:8490638c r4:84906000 [ 1324.746576][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.746629][ T32] r7:dddced80 r6:83018000 r5:8490638c r4:84551000 [ 1324.746816][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.746939][ T32] r10:61c88647 r9:845ed400 r8:8455102c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.747088][ T32] r4:84551000 [ 1324.747111][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.747198][ T32] r10:00000000 r9:84551000 r8:80287e08 r7:dfa11e60 r6:84551180 r5:845ed400 [ 1324.747224][ T32] r4:00000001 [ 1324.747243][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.747297][ T32] Exception stack(0xdfa7dfb0 to 0xdfa7dff8) [ 1324.747333][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.747401][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.747432][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.747461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.747515][ T32] r4:84553300 [ 1324.747798][ T32] INFO: task kworker/0:9:3186 is blocked on a mutex likely owned by task kworker/0:180:3701. [ 1324.747835][ T32] task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.747976][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.748104][ T32] Call trace: [ 1324.748214][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.748270][ T32] r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 [ 1324.748348][ T32] r4:00000000 [ 1324.748387][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.748431][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1324.748459][ T32] 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 [ 1324.748488][ T32] 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 [ 1324.748513][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1324.748537][ T32] r5:80000013 r4:80239bb0 [ 1324.748557][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.748597][ T32] r4:82ac21e4 [ 1324.748616][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.748659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1324.748682][ T32] r4:e0529dc0 [ 1324.748700][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.748742][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 [ 1324.748764][ T32] r4:00000000 [ 1324.748784][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.748828][ T32] r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [ 1324.748849][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.748891][ T32] r5:00001000 r4:edb93000 [ 1324.748911][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.749004][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.749052][ T32] r5:85e9c38c r4:85e9c000 [ 1324.749072][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.749118][ T32] r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [ 1324.749138][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.749185][ T32] r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.749208][ T32] r4:84bc7a80 [ 1324.749266][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.749341][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 [ 1324.749367][ T32] r4:00000001 [ 1324.749385][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.749460][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1324.749491][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.749521][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.749566][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.749598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.749656][ T32] r4:84bcf940 [ 1324.749678][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.749702][ T32] INFO: task kworker/0:10:3188 blocked for more than 451 seconds. [ 1324.749826][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.749854][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.749876][ T32] task:kworker/0:10 state:D stack:0 pid:3188 tgid:3188 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.749995][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.750190][ T32] Call trace: [ 1324.750283][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1324.750359][ T32] r10:8291a684 r9:dfb0dd84 r8:00000002 r7:60000113 r6:dfb0dd8c r5:845ec800 [ 1324.750443][ T32] r4:845ec800 [ 1324.750542][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1324.766570][ T32] r5:845ec800 r4:8291a680 [ 1324.766611][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.766675][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.766721][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb0de08 [ 1324.766746][ T32] r4:00000000 [ 1324.766765][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1324.766800][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.766839][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.766882][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f4b40 [ 1324.766904][ T32] r4:00000000 [ 1324.766923][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.767115][ T32] r9:83018005 r8:845ec800 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1324.767142][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.767189][ T32] r5:00001000 r4:ec475000 [ 1324.767209][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.767249][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.767293][ T32] r5:859bc78c r4:859bc400 [ 1324.767320][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.767370][ T32] r7:dddced80 r6:83018000 r5:859bc78c r4:84551080 [ 1324.767396][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.767446][ T32] r10:61c88647 r9:845ec800 r8:845510ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.767469][ T32] r4:84551080 [ 1324.767504][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.767594][ T32] r10:00000000 r9:84551080 r8:80287e08 r7:dfa11e60 r6:84551280 r5:845ec800 [ 1324.767619][ T32] r4:00000001 [ 1324.767643][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.767682][ T32] Exception stack(0xdfb0dfb0 to 0xdfb0dff8) [ 1324.767712][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.767774][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.767870][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.767904][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.767965][ T32] r4:84553500 [ 1324.768392][ T32] INFO: task kworker/0:10:3188 is blocked on a mutex likely owned by task kworker/0:180:3701. [ 1324.768431][ T32] task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.768584][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.768751][ T32] Call trace: [ 1324.768788][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.768843][ T32] r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 [ 1324.768867][ T32] r4:00000000 [ 1324.768886][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.768925][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1324.768959][ T32] 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 [ 1324.768990][ T32] 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 [ 1324.769016][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1324.769041][ T32] r5:80000013 r4:80239bb0 [ 1324.769061][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.769102][ T32] r4:82ac21e4 [ 1324.769121][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.769164][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1324.769186][ T32] r4:e0529dc0 [ 1324.769204][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.769247][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 [ 1324.769269][ T32] r4:00000000 [ 1324.769287][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.769500][ T32] r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [ 1324.769526][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.769570][ T32] r5:00001000 r4:edb93000 [ 1324.769590][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.769629][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.769685][ T32] r5:85e9c38c r4:85e9c000 [ 1324.769707][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.769755][ T32] r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [ 1324.769776][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.769971][ T32] r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.769997][ T32] r4:84bc7a80 [ 1324.770016][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.770063][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 [ 1324.770085][ T32] r4:00000001 [ 1324.770103][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.770138][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1324.770206][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.770239][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.770292][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.770332][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.770553][ T32] r4:84bcf940 [ 1324.781638][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.781697][ T32] INFO: task kworker/0:11:3190 blocked for more than 451 seconds. [ 1324.781734][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.781759][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.781780][ T32] task:kworker/0:11 state:D stack:0 pid:3190 tgid:3190 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.781841][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.781900][ T32] Call trace: [ 1324.781931][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1324.781988][ T32] r10:8291a684 r9:dfa89d84 r8:00000002 r7:60000013 r6:dfa89d8c r5:845ebc00 [ 1324.782012][ T32] r4:845ebc00 [ 1324.782031][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1324.782075][ T32] r5:845ebc00 r4:8291a680 [ 1324.782095][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.782185][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.782235][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa89e08 [ 1324.782257][ T32] r4:00000000 [ 1324.782275][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1324.782317][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.782370][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.782417][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ffbc0 [ 1324.782439][ T32] r4:00000000 [ 1324.782458][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.782504][ T32] r9:83018005 r8:845ebc00 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1324.782531][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.782575][ T32] r5:00001000 r4:ec8d9000 [ 1324.782596][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.782635][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.782677][ T32] r5:8592df8c r4:8592dc00 [ 1324.782728][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.782780][ T32] r7:dddced80 r6:83018000 r5:8592df8c r4:84551100 [ 1324.782826][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.782878][ T32] r10:61c88647 r9:845ebc00 r8:8455112c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.782932][ T32] r4:84551100 [ 1324.783027][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.783124][ T32] r10:00000000 r9:84551100 r8:80287e08 r7:dfa11e60 r6:84551380 r5:845ebc00 [ 1324.783149][ T32] r4:00000001 [ 1324.783170][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.783209][ T32] Exception stack(0xdfa89fb0 to 0xdfa89ff8) [ 1324.783237][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.783265][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.783292][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.783329][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.783351][ T32] r4:845536c0 [ 1324.783753][ T32] INFO: task kworker/0:11:3190 is blocked on a mutex likely owned by task kworker/0:180:3701. [ 1324.783788][ T32] task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.783975][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.784019][ T32] Call trace: [ 1324.784087][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.784145][ T32] r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 [ 1324.784169][ T32] r4:00000000 [ 1324.784315][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.784430][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1324.784496][ T32] 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 [ 1324.784529][ T32] 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 [ 1324.784563][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1324.784590][ T32] r5:80000013 r4:80239bb0 [ 1324.784611][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.784653][ T32] r4:82ac21e4 [ 1324.784672][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.784715][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1324.784737][ T32] r4:e0529dc0 [ 1324.784756][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.784811][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 [ 1324.784837][ T32] r4:00000000 [ 1324.784857][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.784936][ T32] r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [ 1324.784961][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.785005][ T32] r5:00001000 r4:edb93000 [ 1324.785056][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.785135][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.785183][ T32] r5:85e9c38c r4:85e9c000 [ 1324.785204][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.785251][ T32] r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [ 1324.785276][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.785373][ T32] r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.785398][ T32] r4:84bc7a80 [ 1324.785417][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.785497][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 [ 1324.785541][ T32] r4:00000001 [ 1324.785562][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.785599][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1324.785627][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.785655][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.785716][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.785749][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.785773][ T32] r4:84bcf940 [ 1324.785792][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.785814][ T32] INFO: task kworker/0:12:3192 blocked for more than 451 seconds. [ 1324.785842][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.785902][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.785926][ T32] task:kworker/0:12 state:D stack:0 pid:3192 tgid:3192 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.786035][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.786116][ T32] Call trace: [ 1324.786222][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1324.786274][ T32] r10:8291a684 r9:dfb21d84 r8:00000002 r7:60000013 r6:dfb21d8c r5:845c8000 [ 1324.786332][ T32] r4:845c8000 [ 1324.786356][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1324.786400][ T32] r5:845c8000 r4:8291a680 [ 1324.786419][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.786456][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.786499][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb21e08 [ 1324.786520][ T32] r4:00000000 [ 1324.786538][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1324.786571][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.786844][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.786966][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ffe80 [ 1324.786995][ T32] r4:00000000 [ 1324.787016][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.787063][ T32] r9:83018005 r8:845c8000 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 [ 1324.787118][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.787165][ T32] r5:00001000 r4:ecaad000 [ 1324.787186][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.787249][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.787296][ T32] r5:8592e38c r4:8592e000 [ 1324.787322][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.787371][ T32] r7:dddced80 r6:83018000 r5:8592e38c r4:84551200 [ 1324.787392][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.787484][ T32] r10:61c88647 r9:845c8000 r8:8455122c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.787510][ T32] r4:84551200 [ 1324.787530][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.787576][ T32] r10:00000000 r9:84551200 r8:80287e08 r7:dfa89e60 r6:84551480 r5:845c8000 [ 1324.787598][ T32] r4:00000001 [ 1324.787618][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.787760][ T32] Exception stack(0xdfb21fb0 to 0xdfb21ff8) [ 1324.787864][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.787897][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.787956][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.787996][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.788022][ T32] r4:84553900 [ 1324.788282][ T32] INFO: task kworker/0:12:3192 is blocked on a mutex likely owned by task kworker/0:180:3701. [ 1324.788323][ T32] task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.788579][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.788627][ T32] Call trace: [ 1324.788674][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.788728][ T32] r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 [ 1324.788752][ T32] r4:00000000 [ 1324.788771][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.788831][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1324.788863][ T32] 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 [ 1324.788893][ T32] 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 [ 1324.788950][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1324.788978][ T32] r5:80000013 r4:80239bb0 [ 1324.788998][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.789040][ T32] r4:82ac21e4 [ 1324.789133][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.789238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1324.789264][ T32] r4:e0529dc0 [ 1324.789283][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.789333][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 [ 1324.789355][ T32] r4:00000000 [ 1324.789374][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.789420][ T32] r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [ 1324.789441][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.789520][ T32] r5:00001000 r4:edb93000 [ 1324.789622][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.789666][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.789710][ T32] r5:85e9c38c r4:85e9c000 [ 1324.789729][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.789775][ T32] r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [ 1324.789797][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.789845][ T32] r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.789867][ T32] r4:84bc7a80 [ 1324.789904][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.790183][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 [ 1324.790209][ T32] r4:00000001 [ 1324.790228][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.790398][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1324.790430][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.790496][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.811365][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.811513][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.811666][ T32] r4:84bcf940 [ 1324.811726][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.811785][ T32] INFO: task kworker/1:29:3194 blocked for more than 451 seconds. [ 1324.811947][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.812008][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.812092][ T32] task:kworker/1:29 state:D stack:0 pid:3194 tgid:3194 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.812382][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.812606][ T32] Call trace: [ 1324.812764][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1324.812878][ T32] r10:8291a684 r9:dfb2dd84 r8:00000002 r7:60000113 r6:dfb2dd8c r5:845cec00 [ 1324.812925][ T32] r4:845cec00 [ 1324.812966][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1324.813048][ T32] r5:845cec00 r4:8291a680 [ 1324.813087][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.813161][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.813237][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb2de08 [ 1324.813281][ T32] r4:00000000 [ 1324.813343][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1324.813415][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.813489][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.813572][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857aa580 [ 1324.813622][ T32] r4:00000000 [ 1324.813664][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.813756][ T32] r9:83018205 r8:845cec00 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1324.813820][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.813909][ T32] r5:00001000 r4:dfaf1000 [ 1324.814057][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.814143][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.814226][ T32] r5:85a9178c r4:85a91400 [ 1324.814314][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.814417][ T32] r7:ddde2d80 r6:83018200 r5:85a9178c r4:8456a300 [ 1324.814465][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.814584][ T32] r10:61c88647 r9:845cec00 r8:8456a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.814639][ T32] r4:8456a300 [ 1324.814701][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.814802][ T32] r10:00000000 r9:8456a300 r8:80287e08 r7:dfad1e60 r6:84551300 r5:845cec00 [ 1324.814849][ T32] r4:00000001 [ 1324.814889][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.814962][ T32] Exception stack(0xdfb2dfb0 to 0xdfb2dff8) [ 1324.815015][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.815322][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.815392][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.815451][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.815496][ T32] r4:849db900 [ 1324.816179][ T32] INFO: task kworker/1:29:3194 is blocked on a mutex likely owned by task kworker/0:180:3701. [ 1324.816260][ T32] task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.816641][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.816891][ T32] Call trace: [ 1324.816987][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.817092][ T32] r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 [ 1324.817139][ T32] r4:00000000 [ 1324.817181][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.817259][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1324.817327][ T32] 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 [ 1324.817466][ T32] 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 [ 1324.817516][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1324.817678][ T32] r5:80000013 r4:80239bb0 [ 1324.817746][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.817839][ T32] r4:82ac21e4 [ 1324.817885][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.817973][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1324.818024][ T32] r4:e0529dc0 [ 1324.818064][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.818174][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 [ 1324.818228][ T32] r4:00000000 [ 1324.818270][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.818373][ T32] r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [ 1324.818418][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.818502][ T32] r5:00001000 r4:edb93000 [ 1324.818545][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.818626][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.818710][ T32] r5:85e9c38c r4:85e9c000 [ 1324.818749][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.818834][ T32] r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [ 1324.818879][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.818970][ T32] r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.819015][ T32] r4:84bc7a80 [ 1324.819096][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.819198][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 [ 1324.819243][ T32] r4:00000001 [ 1324.819280][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.819382][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1324.819442][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.819496][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.819550][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.819608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.819653][ T32] r4:84bcf940 [ 1324.819693][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.819741][ T32] INFO: task kworker/1:30:3195 blocked for more than 451 seconds. [ 1324.819800][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.819849][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.819945][ T32] task:kworker/1:30 state:D stack:0 pid:3195 tgid:3195 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.820048][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.820196][ T32] Call trace: [ 1324.820259][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1324.820384][ T32] r10:8291a684 r9:dfb31d84 r8:00000002 r7:60000113 r6:dfb31d8c r5:8423a400 [ 1324.836203][ T32] r4:8423a400 [ 1324.836479][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1324.836638][ T32] r5:8423a400 r4:8291a680 [ 1324.836746][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.836876][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.836971][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb31e08 [ 1324.837073][ T32] r4:00000000 [ 1324.837123][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1324.837204][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.837321][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.837413][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84baf880 [ 1324.837459][ T32] r4:00000000 [ 1324.837503][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.837594][ T32] r9:83018205 r8:8423a400 r7:00000000 r6:83018200 r5:00001000 r4:7f173000 [ 1324.837643][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.837735][ T32] r5:00001000 r4:ed7d7000 [ 1324.837778][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.837875][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.838042][ T32] r5:85e07b8c r4:85e07800 [ 1324.838103][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.838229][ T32] r7:ddde2d80 r6:83018200 r5:85e07b8c r4:8456a200 [ 1324.838276][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.838376][ T32] r10:61c88647 r9:8423a400 r8:8456a22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.838426][ T32] r4:8456a200 [ 1324.838468][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.838562][ T32] r10:00000000 r9:8456a200 r8:80287e08 r7:dfad1e60 r6:84551400 r5:8423a400 [ 1324.838611][ T32] r4:00000001 [ 1324.838653][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.838733][ T32] Exception stack(0xdfb31fb0 to 0xdfb31ff8) [ 1324.838798][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.838859][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.839130][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.839254][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.839328][ T32] r4:849db900 [ 1324.840048][ T32] INFO: task kworker/1:30:3195 is blocked on a mutex likely owned by task kworker/0:180:3701. [ 1324.840131][ T32] task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.840300][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.840478][ T32] Call trace: [ 1324.852572][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.852656][ T32] r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 [ 1324.852682][ T32] r4:00000000 [ 1324.852736][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.852838][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1324.852949][ T32] 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 [ 1324.852997][ T32] 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 [ 1324.853028][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1324.853144][ T32] r5:80000013 r4:80239bb0 [ 1324.853259][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.853312][ T32] r4:82ac21e4 [ 1324.853345][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.853390][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1324.853412][ T32] r4:e0529dc0 [ 1324.853431][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.853504][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 [ 1324.853530][ T32] r4:00000000 [ 1324.853647][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.853753][ T32] r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [ 1324.853778][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.853826][ T32] r5:00001000 r4:edb93000 [ 1324.853847][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.853887][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.853931][ T32] r5:85e9c38c r4:85e9c000 [ 1324.853950][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.854029][ T32] r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [ 1324.854054][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.854155][ T32] r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.854181][ T32] r4:84bc7a80 [ 1324.854200][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.854263][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 [ 1324.854289][ T32] r4:00000001 [ 1324.854375][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.854415][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1324.854442][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.854471][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.854504][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.854679][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.854795][ T32] r4:84bcf940 [ 1324.854998][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.855061][ T32] INFO: task kworker/0:13:3196 blocked for more than 451 seconds. [ 1324.855134][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.855163][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.855187][ T32] task:kworker/0:13 state:D stack:0 pid:3196 tgid:3196 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.855243][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.855289][ T32] Call trace: [ 1324.855349][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1324.855402][ T32] r10:8291a684 r9:dfb35d84 r8:00000002 r7:60000113 r6:dfb35d8c r5:83a3b000 [ 1324.855426][ T32] r4:83a3b000 [ 1324.855476][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1324.855589][ T32] r5:83a3b000 r4:8291a680 [ 1324.855613][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.855658][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.855703][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb35e08 [ 1324.855726][ T32] r4:00000000 [ 1324.855799][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1324.855839][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.855875][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.855917][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857e0f40 [ 1324.855940][ T32] r4:00000000 [ 1324.855958][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.856098][ T32] r9:83018005 r8:83a3b000 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1324.856123][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.856356][ T32] r5:00001000 r4:ec721000 [ 1324.856393][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.856439][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.856482][ T32] r5:8592ef8c r4:8592ec00 [ 1324.856503][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.856577][ T32] r7:dddced80 r6:83018000 r5:8592ef8c r4:84551580 [ 1324.856602][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.856651][ T32] r10:61c88647 r9:83a3b000 r8:845515ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.856673][ T32] r4:84551580 [ 1324.856692][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.856739][ T32] r10:00000000 r9:84551580 r8:80287e08 r7:dfb21e60 r6:84551500 r5:83a3b000 [ 1324.856795][ T32] r4:00000001 [ 1324.856818][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.856855][ T32] Exception stack(0xdfb35fb0 to 0xdfb35ff8) [ 1324.856908][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.857081][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.857112][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.857197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.857256][ T32] r4:84553b00 [ 1324.857669][ T32] INFO: task kworker/0:13:3196 is blocked on a mutex likely owned by task kworker/0:180:3701. [ 1324.857707][ T32] task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.857767][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.857812][ T32] Call trace: [ 1324.857908][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.857991][ T32] r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 [ 1324.858105][ T32] r4:00000000 [ 1324.858128][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.858170][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1324.858233][ T32] 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 [ 1324.858265][ T32] 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 [ 1324.858291][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1324.858323][ T32] r5:80000013 r4:80239bb0 [ 1324.858344][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.858385][ T32] r4:82ac21e4 [ 1324.858513][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.858564][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1324.858674][ T32] r4:e0529dc0 [ 1324.858697][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.858741][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 [ 1324.858765][ T32] r4:00000000 [ 1324.858784][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.858891][ T32] r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [ 1324.858916][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.858960][ T32] r5:00001000 r4:edb93000 [ 1324.859012][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.859130][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.859178][ T32] r5:85e9c38c r4:85e9c000 [ 1324.859198][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.859246][ T32] r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [ 1324.859326][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.859380][ T32] r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.859433][ T32] r4:84bc7a80 [ 1324.859456][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.859504][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 [ 1324.859526][ T32] r4:00000001 [ 1324.859629][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.859668][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1324.859728][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.859759][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.859825][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.859857][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.859880][ T32] r4:84bcf940 [ 1324.859900][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.859922][ T32] INFO: task kworker/0:14:3198 blocked for more than 451 seconds. [ 1324.859950][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.859974][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.859994][ T32] task:kworker/0:14 state:D stack:0 pid:3198 tgid:3198 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.860109][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.860173][ T32] Call trace: [ 1324.860203][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1324.860251][ T32] r10:8291a684 r9:dfb3dd84 r8:00000002 r7:60000113 r6:dfb3dd8c r5:83308000 [ 1324.860273][ T32] r4:83308000 [ 1324.860293][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1324.860384][ T32] r5:83308000 r4:8291a680 [ 1324.860406][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.860526][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.874209][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb3de08 [ 1324.874269][ T32] r4:00000000 [ 1324.874293][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1324.874355][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.874467][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.874554][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8579e600 [ 1324.874581][ T32] r4:00000000 [ 1324.874602][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.874651][ T32] r9:83018005 r8:83308000 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1324.874713][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.874833][ T32] r5:00001000 r4:eb8c3000 [ 1324.874857][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.874898][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.874941][ T32] r5:8592ff8c r4:8592fc00 [ 1324.874961][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.875009][ T32] r7:dddced80 r6:83018000 r5:8592ff8c r4:84551600 [ 1324.875051][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.875104][ T32] r10:61c88647 r9:83308000 r8:8455162c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.875127][ T32] r4:84551600 [ 1324.875146][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.875360][ T32] r10:00000000 r9:84551600 r8:80287e08 r7:dfb35e60 r6:84551780 r5:83308000 [ 1324.875389][ T32] r4:00000001 [ 1324.875409][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.875448][ T32] Exception stack(0xdfb3dfb0 to 0xdfb3dff8) [ 1324.875667][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.875701][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.875729][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.875758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.875780][ T32] r4:84553e80 [ 1324.876185][ T32] INFO: task kworker/0:14:3198 is blocked on a mutex likely owned by task kworker/0:180:3701. [ 1324.876224][ T32] task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.876355][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.876675][ T32] Call trace: [ 1324.876709][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.877140][ T32] r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 [ 1324.877170][ T32] r4:00000000 [ 1324.877284][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.877463][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1324.877495][ T32] 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 [ 1324.877852][ T32] 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 [ 1324.877882][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1324.877906][ T32] r5:80000013 r4:80239bb0 [ 1324.878076][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.878190][ T32] r4:82ac21e4 [ 1324.878396][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.878455][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1324.878510][ T32] r4:e0529dc0 [ 1324.878533][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.878577][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 [ 1324.878654][ T32] r4:00000000 [ 1324.878678][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.878757][ T32] r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [ 1324.878782][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.878826][ T32] r5:00001000 r4:edb93000 [ 1324.878846][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.878924][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.878977][ T32] r5:85e9c38c r4:85e9c000 [ 1324.879125][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.879177][ T32] r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [ 1324.879238][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.879350][ T32] r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.879376][ T32] r4:84bc7a80 [ 1324.879467][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.879519][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 [ 1324.879542][ T32] r4:00000001 [ 1324.879561][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.879597][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1324.879625][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.879654][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.879680][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.879744][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.879770][ T32] r4:84bcf940 [ 1324.879791][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.879817][ T32] INFO: task kworker/0:15:3199 blocked for more than 451 seconds. [ 1324.879848][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.879941][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.879965][ T32] task:kworker/0:15 state:D stack:0 pid:3199 tgid:3199 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.880052][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.880168][ T32] Call trace: [ 1324.880340][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1324.880465][ T32] r10:8291a684 r9:dfb41d84 r8:00000002 r7:60000113 r6:dfb41d8c r5:845c9800 [ 1324.892969][ T32] r4:845c9800 [ 1324.893013][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1324.893113][ T32] r5:845c9800 r4:8291a680 [ 1324.893169][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.893214][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.893261][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb41e08 [ 1324.893284][ T32] r4:00000000 [ 1324.893346][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1324.893387][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.893427][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.893503][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8579e380 [ 1324.893529][ T32] r4:00000000 [ 1324.893569][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.893621][ T32] r9:83018005 r8:845c9800 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1324.893644][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.893721][ T32] r5:00001000 r4:eb319000 [ 1324.893745][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.893870][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.893974][ T32] r5:8592f38c r4:8592f000 [ 1324.893998][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.894048][ T32] r7:dddced80 r6:83018000 r5:8592f38c r4:84551680 [ 1324.894265][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.894393][ T32] r10:61c88647 r9:845c9800 r8:845516ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.894493][ T32] r4:84551680 [ 1324.894573][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.894626][ T32] r10:00000000 r9:84551680 r8:80287e08 r7:dfb3de60 r6:84551700 r5:845c9800 [ 1324.894649][ T32] r4:00000001 [ 1324.894700][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.894742][ T32] Exception stack(0xdfb41fb0 to 0xdfb41ff8) [ 1324.894773][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.894803][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.894830][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.894890][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.895168][ T32] r4:849d36c0 [ 1324.895611][ T32] INFO: task kworker/0:15:3199 is blocked on a mutex likely owned by task kworker/0:180:3701. [ 1324.895652][ T32] task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.895780][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.895831][ T32] Call trace: [ 1324.895892][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.896104][ T32] r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 [ 1324.896132][ T32] r4:00000000 [ 1324.896152][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.896192][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1324.896221][ T32] 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 [ 1324.896269][ T32] 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 [ 1324.896353][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1324.896384][ T32] r5:80000013 r4:80239bb0 [ 1324.896476][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.896522][ T32] r4:82ac21e4 [ 1324.896543][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.896656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1324.896771][ T32] r4:e0529dc0 [ 1324.896794][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.896837][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 [ 1324.896988][ T32] r4:00000000 [ 1324.897013][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.897061][ T32] r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [ 1324.897084][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.897161][ T32] r5:00001000 r4:edb93000 [ 1324.897184][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.897259][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.897338][ T32] r5:85e9c38c r4:85e9c000 [ 1324.897395][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.897446][ T32] r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [ 1324.897468][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.897516][ T32] r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.897538][ T32] r4:84bc7a80 [ 1324.897569][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.897622][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 [ 1324.897648][ T32] r4:00000001 [ 1324.897667][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.897702][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1324.897899][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.897932][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.897960][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.898012][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.898039][ T32] r4:84bcf940 [ 1324.898111][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.898216][ T32] INFO: task kworker/0:16:3201 blocked for more than 451 seconds. [ 1324.898254][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.898279][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.898358][ T32] task:kworker/0:16 state:D stack:0 pid:3201 tgid:3201 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.898579][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.898625][ T32] Call trace: [ 1324.898711][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1324.898760][ T32] r10:8291a684 r9:dfb05d84 r8:00000002 r7:60000113 r6:dfb05d8c r5:84161800 [ 1324.898892][ T32] r4:84161800 [ 1324.899004][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1324.899051][ T32] r5:84161800 r4:8291a680 [ 1324.899071][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.899196][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.899252][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb05e08 [ 1324.899276][ T32] r4:00000000 [ 1324.899295][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1324.899341][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.899483][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.899531][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8579e580 [ 1324.899572][ T32] r4:00000000 [ 1324.899595][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.899642][ T32] r9:83018005 r8:84161800 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1324.899663][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.899705][ T32] r5:00001000 r4:eb705000 [ 1324.899751][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.899795][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.899838][ T32] r5:8592fb8c r4:8592f800 [ 1324.899858][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.899987][ T32] r7:dddced80 r6:83018000 r5:8592fb8c r4:84551800 [ 1324.900013][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.900062][ T32] r10:61c88647 r9:84161800 r8:8455182c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.900115][ T32] r4:84551800 [ 1324.900138][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.900184][ T32] r10:00000000 r9:84551800 r8:80287e08 r7:dfb3de60 r6:84551900 r5:84161800 [ 1324.900228][ T32] r4:00000001 [ 1324.900250][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.900319][ T32] Exception stack(0xdfb05fb0 to 0xdfb05ff8) [ 1324.900363][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.900393][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.900486][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.915031][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.915071][ T32] r4:847fd040 [ 1324.915484][ T32] INFO: task kworker/0:16:3201 is blocked on a mutex likely owned by task kworker/0:180:3701. [ 1324.915523][ T32] task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.915606][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.915666][ T32] Call trace: [ 1324.915698][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.915754][ T32] r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 [ 1324.915778][ T32] r4:00000000 [ 1324.915797][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.915837][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1324.915866][ T32] 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 [ 1324.915923][ T32] 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 [ 1324.915953][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1324.915978][ T32] r5:80000013 r4:80239bb0 [ 1324.916017][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.916064][ T32] r4:82ac21e4 [ 1324.916084][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.916155][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1324.916212][ T32] r4:e0529dc0 [ 1324.916237][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.916337][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 [ 1324.916394][ T32] r4:00000000 [ 1324.916435][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.916487][ T32] r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [ 1324.916509][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.916551][ T32] r5:00001000 r4:edb93000 [ 1324.916571][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.916609][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.916652][ T32] r5:85e9c38c r4:85e9c000 [ 1324.916671][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.916745][ T32] r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [ 1324.916773][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.916852][ T32] r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.916878][ T32] r4:84bc7a80 [ 1324.916924][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.916975][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 [ 1324.917001][ T32] r4:00000001 [ 1324.917043][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.917084][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1324.917114][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.917146][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.917172][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.917265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.917291][ T32] r4:84bcf940 [ 1324.917318][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.917372][ T32] INFO: task kworker/0:17:3204 blocked for more than 451 seconds. [ 1324.917407][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.917431][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.917528][ T32] task:kworker/0:17 state:D stack:0 pid:3204 tgid:3204 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.917577][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.917618][ T32] Call trace: [ 1324.917651][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1324.917700][ T32] r10:8291a684 r9:dfb4dd84 r8:00000002 r7:60000113 r6:dfb4dd8c r5:838ab000 [ 1324.917749][ T32] r4:838ab000 [ 1324.917798][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1324.917845][ T32] r5:838ab000 r4:8291a680 [ 1324.917865][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.917928][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.918006][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb4de08 [ 1324.918031][ T32] r4:00000000 [ 1324.918050][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1324.918085][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.918147][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.918195][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8579e740 [ 1324.918217][ T32] r4:00000000 [ 1324.918263][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.918351][ T32] r9:83018005 r8:838ab000 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1324.918402][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.918471][ T32] r5:00001000 r4:ec423000 [ 1324.918494][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.918534][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.918575][ T32] r5:84906f8c r4:84906c00 [ 1324.918594][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.918640][ T32] r7:dddced80 r6:83018000 r5:84906f8c r4:84551980 [ 1324.918664][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.918713][ T32] r10:61c88647 r9:838ab000 r8:845519ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.918762][ T32] r4:84551980 [ 1324.918786][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.918834][ T32] r10:00000000 r9:84551980 r8:80287e08 r7:dfb3de60 r6:84551a00 r5:838ab000 [ 1324.918856][ T32] r4:00000001 [ 1324.918908][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.918950][ T32] Exception stack(0xdfb4dfb0 to 0xdfb4dff8) [ 1324.918977][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.919006][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.919066][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.919099][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.919122][ T32] r4:847fd240 [ 1324.919376][ T32] INFO: task kworker/0:17:3204 is blocked on a mutex likely owned by task kworker/0:180:3701. [ 1324.919411][ T32] task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.919542][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.919589][ T32] Call trace: [ 1324.919619][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.919671][ T32] r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 [ 1324.919721][ T32] r4:00000000 [ 1324.919767][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.919836][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1324.919868][ T32] 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 [ 1324.919897][ T32] 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 [ 1324.919951][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1324.920007][ T32] r5:80000013 r4:80239bb0 [ 1324.920031][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.920073][ T32] r4:82ac21e4 [ 1324.920092][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.920135][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1324.920157][ T32] r4:e0529dc0 [ 1324.920204][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.920252][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 [ 1324.920313][ T32] r4:00000000 [ 1324.920362][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.920413][ T32] r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [ 1324.920526][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.931054][ T32] r5:00001000 r4:edb93000 [ 1324.931088][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.931145][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.931188][ T32] r5:85e9c38c r4:85e9c000 [ 1324.931208][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.931256][ T32] r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [ 1324.931276][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.931350][ T32] r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.931377][ T32] r4:84bc7a80 [ 1324.931397][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.931444][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 [ 1324.931466][ T32] r4:00000001 [ 1324.931486][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.931523][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1324.931553][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.931581][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.931607][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.931678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.931704][ T32] r4:84bcf940 [ 1324.931726][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.931752][ T32] INFO: task kworker/0:18:3206 blocked for more than 451 seconds. [ 1324.931783][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.931807][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.931827][ T32] task:kworker/0:18 state:D stack:0 pid:3206 tgid:3206 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.931878][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.931977][ T32] Call trace: [ 1324.932046][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1324.932102][ T32] r10:8291a684 r9:dfb61d84 r8:00000002 r7:60000113 r6:dfb61d8c r5:838aa400 [ 1324.932162][ T32] r4:838aa400 [ 1324.932185][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1324.932229][ T32] r5:838aa400 r4:8291a680 [ 1324.932249][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.932288][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.932392][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb61e08 [ 1324.932472][ T32] r4:00000000 [ 1324.932495][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1324.932542][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.932582][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.932625][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8579ea40 [ 1324.932647][ T32] r4:00000000 [ 1324.932665][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.932711][ T32] r9:83018005 r8:838aa400 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1324.932755][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.932802][ T32] r5:00001000 r4:ec4cb000 [ 1324.932822][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.932861][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.932903][ T32] r5:85a4c38c r4:85a4c000 [ 1324.932923][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.932968][ T32] r7:dddced80 r6:83018000 r5:85a4c38c r4:84551a80 [ 1324.933011][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.933073][ T32] r10:61c88647 r9:838aa400 r8:84551aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.933099][ T32] r4:84551a80 [ 1324.933118][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.933185][ T32] r10:00000000 r9:84551a80 r8:80287e08 r7:dfb4de60 r6:84551880 r5:838aa400 [ 1324.933210][ T32] r4:00000001 [ 1324.933229][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.933284][ T32] Exception stack(0xdfb61fb0 to 0xdfb61ff8) [ 1324.933319][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.933349][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.933405][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.933438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.933460][ T32] r4:847fd380 [ 1324.933809][ T32] INFO: task kworker/0:18:3206 is blocked on a mutex likely owned by task kworker/0:180:3701. [ 1324.933844][ T32] task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.933899][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.933942][ T32] Call trace: [ 1324.933992][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.934048][ T32] r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 [ 1324.934071][ T32] r4:00000000 [ 1324.934110][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.934164][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1324.934193][ T32] 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 [ 1324.934222][ T32] 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 [ 1324.934247][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1324.934270][ T32] r5:80000013 r4:80239bb0 [ 1324.934323][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.934369][ T32] r4:82ac21e4 [ 1324.934389][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.934450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1324.934475][ T32] r4:e0529dc0 [ 1324.934494][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.934537][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 [ 1324.934581][ T32] r4:00000000 [ 1324.934603][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.934662][ T32] r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [ 1324.934686][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.934749][ T32] r5:00001000 r4:edb93000 [ 1324.934772][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.934813][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.934856][ T32] r5:85e9c38c r4:85e9c000 [ 1324.934876][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.934942][ T32] r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [ 1324.934987][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.935048][ T32] r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.935074][ T32] r4:84bc7a80 [ 1324.935093][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.935141][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 [ 1324.935163][ T32] r4:00000001 [ 1324.935181][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.935215][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1324.935261][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.935328][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.935380][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.935422][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.935445][ T32] r4:84bcf940 [ 1324.935464][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.935487][ T32] INFO: task kworker/0:19:3208 blocked for more than 451 seconds. [ 1324.935533][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.935574][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.935596][ T32] task:kworker/0:19 state:D stack:0 pid:3208 tgid:3208 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.935641][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.935682][ T32] Call trace: [ 1324.935710][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1324.935756][ T32] r10:8291a684 r9:dfb69d84 r8:00000002 r7:60000113 r6:dfb69d8c r5:838ad400 [ 1324.935798][ T32] r4:838ad400 [ 1324.935822][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1324.935874][ T32] r5:838ad400 r4:8291a680 [ 1324.935898][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.935938][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.935980][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb69e08 [ 1324.936023][ T32] r4:00000000 [ 1324.936045][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1324.936101][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.936139][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.936193][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8579e8c0 [ 1324.936218][ T32] r4:00000000 [ 1324.936247][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.936294][ T32] r9:83018005 r8:838ad400 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1324.936341][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.936392][ T32] r5:00001000 r4:ec463000 [ 1324.936412][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.936451][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.936514][ T32] r5:84906b8c r4:84906800 [ 1324.936606][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.936659][ T32] r7:dddced80 r6:83018000 r5:84906b8c r4:84551b00 [ 1324.936681][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.936728][ T32] r10:61c88647 r9:838ad400 r8:84551b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.936750][ T32] r4:84551b00 [ 1324.936768][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.936835][ T32] r10:00000000 r9:84551b00 r8:80287e08 r7:dfb61e60 r6:84551c80 r5:838ad400 [ 1324.936862][ T32] r4:00000001 [ 1324.936881][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.936916][ T32] Exception stack(0xdfb69fb0 to 0xdfb69ff8) [ 1324.936943][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.936991][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.937021][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.937089][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.937115][ T32] r4:847fd700 [ 1324.937336][ T32] INFO: task kworker/0:19:3208 is blocked on a mutex likely owned by task kworker/0:180:3701. [ 1324.937372][ T32] task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.937442][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.937488][ T32] Call trace: [ 1324.937518][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.937582][ T32] r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 [ 1324.937608][ T32] r4:00000000 [ 1324.937650][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.937693][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1324.937742][ T32] 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 [ 1324.937774][ T32] 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 [ 1324.937799][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1324.937823][ T32] r5:80000013 r4:80239bb0 [ 1324.937843][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.937903][ T32] r4:82ac21e4 [ 1324.937948][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.937995][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1324.938018][ T32] r4:e0529dc0 [ 1324.938037][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.938099][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 [ 1324.938125][ T32] r4:00000000 [ 1324.938173][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.938278][ T32] r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [ 1324.938336][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.938428][ T32] r5:00001000 r4:edb93000 [ 1324.938471][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.938571][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.938664][ T32] r5:85e9c38c r4:85e9c000 [ 1324.938723][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.938823][ T32] r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [ 1324.938868][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.938958][ T32] r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.939006][ T32] r4:84bc7a80 [ 1324.939046][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.939137][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 [ 1324.939181][ T32] r4:00000001 [ 1324.939221][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.939318][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1324.939390][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.939478][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.939539][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.939602][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.939650][ T32] r4:84bcf940 [ 1324.939692][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.939759][ T32] INFO: task kworker/0:20:3210 blocked for more than 451 seconds. [ 1324.939822][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.939881][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.939924][ T32] task:kworker/0:20 state:D stack:0 pid:3210 tgid:3210 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.940015][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.940099][ T32] Call trace: [ 1324.940181][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1324.940236][ T32] r10:8291a684 r9:dfb75d84 r8:00000002 r7:60000113 r6:dfb75d8c r5:83a2c800 [ 1324.940259][ T32] r4:83a2c800 [ 1324.940279][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1324.940355][ T32] r5:83a2c800 r4:8291a680 [ 1324.940397][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.940494][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.958402][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb75e08 [ 1324.958451][ T32] r4:00000000 [ 1324.958474][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1324.958547][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.958628][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.958685][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8579eb00 [ 1324.958715][ T32] r4:00000000 [ 1324.958751][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.958823][ T32] r9:83018005 r8:83a2c800 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1324.958854][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.958910][ T32] r5:00001000 r4:ec521000 [ 1324.958939][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.958979][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.959037][ T32] r5:85a4c78c r4:85a4c400 [ 1324.959069][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.959121][ T32] r7:dddced80 r6:83018000 r5:85a4c78c r4:84551b80 [ 1324.959143][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.959202][ T32] r10:61c88647 r9:83a2c800 r8:84551bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.959228][ T32] r4:84551b80 [ 1324.959257][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.959315][ T32] r10:00000000 r9:84551b80 r8:80287e08 r7:dfb61e60 r6:84551d80 r5:83a2c800 [ 1324.959339][ T32] r4:00000001 [ 1324.959359][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.959397][ T32] Exception stack(0xdfb75fb0 to 0xdfb75ff8) [ 1324.959427][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.959455][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.959482][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.959527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.959554][ T32] r4:847fd780 [ 1324.959941][ T32] INFO: task kworker/0:20:3210 is blocked on a mutex likely owned by task kworker/0:180:3701. [ 1324.959987][ T32] task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.960118][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.960167][ T32] Call trace: [ 1324.960219][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.960276][ T32] r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 [ 1324.960324][ T32] r4:00000000 [ 1324.960365][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.960407][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1324.960436][ T32] 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 [ 1324.960465][ T32] 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 [ 1324.960545][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1324.965357][ T32] r5:80000013 r4:80239bb0 [ 1324.965413][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.965472][ T32] r4:82ac21e4 [ 1324.965502][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.965551][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1324.965574][ T32] r4:e0529dc0 [ 1324.965616][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.965697][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 [ 1324.965724][ T32] r4:00000000 [ 1324.965764][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.965816][ T32] r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [ 1324.965838][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.965884][ T32] r5:00001000 r4:edb93000 [ 1324.965913][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.965980][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.966027][ T32] r5:85e9c38c r4:85e9c000 [ 1324.966066][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.966117][ T32] r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [ 1324.966137][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.966194][ T32] r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.966219][ T32] r4:84bc7a80 [ 1324.966259][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.966336][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 [ 1324.966360][ T32] r4:00000001 [ 1324.966390][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.966453][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1324.966486][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.966551][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.966581][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.966611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.966632][ T32] r4:84bcf940 [ 1324.966653][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.966701][ T32] INFO: task kworker/0:21:3212 blocked for more than 451 seconds. [ 1324.966734][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.966759][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.966805][ T32] task:kworker/0:21 state:D stack:0 pid:3212 tgid:3212 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.966861][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.966904][ T32] Call trace: [ 1324.966934][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1324.966986][ T32] r10:8291a684 r9:dfb7dd84 r8:00000002 r7:60000013 r6:dfb7dd8c r5:840d0000 [ 1324.967010][ T32] r4:840d0000 [ 1324.967050][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1324.967106][ T32] r5:840d0000 r4:8291a680 [ 1324.967137][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.967179][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.967223][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb7de08 [ 1324.967245][ T32] r4:00000000 [ 1324.967284][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1324.967328][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.967373][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.967419][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8579ecc0 [ 1324.967441][ T32] r4:00000000 [ 1324.967459][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.967503][ T32] r9:83018005 r8:840d0000 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1324.967524][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.967567][ T32] r5:00001000 r4:ec825000 [ 1324.967586][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.967629][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.967672][ T32] r5:85a4cb8c r4:85a4c800 [ 1324.967707][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.967756][ T32] r7:dddced80 r6:83018000 r5:85a4cb8c r4:84551c00 [ 1324.967777][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.967824][ T32] r10:61c88647 r9:840d0000 r8:84551c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.967846][ T32] r4:84551c00 [ 1324.967864][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.967909][ T32] r10:00000000 r9:84551c00 r8:80287e08 r7:dfb75e60 r6:84551e80 r5:840d0000 [ 1324.967931][ T32] r4:00000001 [ 1324.967958][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.968006][ T32] Exception stack(0xdfb7dfb0 to 0xdfb7dff8) [ 1324.968055][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.968107][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.968138][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.968167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.968189][ T32] r4:847fd840 [ 1324.968587][ T32] INFO: task kworker/0:21:3212 is blocked on a mutex likely owned by task kworker/0:180:3701. [ 1324.968627][ T32] task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.968684][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.968747][ T32] Call trace: [ 1324.968815][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.968875][ T32] r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 [ 1324.968899][ T32] r4:00000000 [ 1324.968938][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.969004][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1324.969057][ T32] 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 [ 1324.969089][ T32] 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 [ 1324.969127][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1324.969174][ T32] r5:80000013 r4:80239bb0 [ 1324.969197][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.969259][ T32] r4:82ac21e4 [ 1324.969282][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.969334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1324.969367][ T32] r4:e0529dc0 [ 1324.969389][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.969433][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 [ 1324.969454][ T32] r4:00000000 [ 1324.969491][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.969540][ T32] r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [ 1324.969582][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.969628][ T32] r5:00001000 r4:edb93000 [ 1324.969648][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.969687][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.969729][ T32] r5:85e9c38c r4:85e9c000 [ 1324.969748][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.969794][ T32] r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [ 1324.969814][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.969861][ T32] r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.969882][ T32] r4:84bc7a80 [ 1324.969900][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.969946][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 [ 1324.969968][ T32] r4:00000001 [ 1324.969986][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.970031][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1324.970093][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.970125][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.970153][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.970183][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.970206][ T32] r4:84bcf940 [ 1324.970225][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.970247][ T32] INFO: task kworker/0:22:3214 blocked for more than 451 seconds. [ 1324.970292][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.970324][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.970365][ T32] task:kworker/0:22 state:D stack:0 pid:3214 tgid:3214 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.970423][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.970523][ T32] Call trace: [ 1324.979036][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1324.979107][ T32] r10:8291a684 r9:dfb89d84 r8:00000002 r7:60000113 r6:dfb89d8c r5:84850000 [ 1324.979132][ T32] r4:84850000 [ 1324.979153][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1324.979217][ T32] r5:84850000 r4:8291a680 [ 1324.979249][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.979291][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.979364][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb89e08 [ 1324.979391][ T32] r4:00000000 [ 1324.979429][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1324.979469][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.979527][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.979596][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8579ed40 [ 1324.979626][ T32] r4:00000000 [ 1324.979666][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.979718][ T32] r9:83018005 r8:84850000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1324.979740][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.979805][ T32] r5:00001000 r4:ec85f000 [ 1324.979829][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.979870][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.979941][ T32] r5:85a4cf8c r4:85a4cc00 [ 1324.979966][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.980016][ T32] r7:dddced80 r6:83018000 r5:85a4cf8c r4:84551d00 [ 1324.980056][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.980129][ T32] r10:61c88647 r9:84850000 r8:84551d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.980175][ T32] r4:84551d00 [ 1324.980219][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.980291][ T32] r10:00000000 r9:84551d00 r8:80287e08 r7:dfb7de60 r6:84551f00 r5:84850000 [ 1324.980322][ T32] r4:00000001 [ 1324.980356][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.980406][ T32] Exception stack(0xdfb89fb0 to 0xdfb89ff8) [ 1324.985453][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.985588][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.985656][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.985722][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.985775][ T32] r4:847fdcc0 [ 1324.986238][ T32] INFO: task kworker/0:22:3214 is blocked on a mutex likely owned by task kworker/0:180:3701. [ 1324.986282][ T32] task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.986384][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.986452][ T32] Call trace: [ 1324.986510][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.986570][ T32] r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 [ 1324.986595][ T32] r4:00000000 [ 1324.986635][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.986682][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1324.986711][ T32] 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 [ 1324.986739][ T32] 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 [ 1324.986764][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1324.986787][ T32] r5:80000013 r4:80239bb0 [ 1324.986824][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.986871][ T32] r4:82ac21e4 [ 1324.986891][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.986934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1324.986977][ T32] r4:e0529dc0 [ 1324.987000][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.987054][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 [ 1324.987100][ T32] r4:00000000 [ 1324.987150][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.987201][ T32] r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [ 1324.987222][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.987286][ T32] r5:00001000 r4:edb93000 [ 1324.987328][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.987372][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.987415][ T32] r5:85e9c38c r4:85e9c000 [ 1324.987455][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.987525][ T32] r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [ 1324.987550][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.987603][ T32] r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.987629][ T32] r4:84bc7a80 [ 1324.987648][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.987709][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 [ 1324.987735][ T32] r4:00000001 [ 1324.987799][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.987840][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1324.987867][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.987895][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.987930][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.987963][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.988015][ T32] r4:84bcf940 [ 1324.988038][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.988063][ T32] INFO: task kworker/0:23:3216 blocked for more than 451 seconds. [ 1324.988094][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.988139][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.988162][ T32] task:kworker/0:23 state:D stack:0 pid:3216 tgid:3216 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.988209][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.988277][ T32] Call trace: [ 1324.988347][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1324.988417][ T32] r10:8291a684 r9:dfb91d84 r8:00000002 r7:60000113 r6:dfb91d8c r5:84850c00 [ 1324.988441][ T32] r4:84850c00 [ 1324.988463][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1324.988539][ T32] r5:84850c00 r4:8291a680 [ 1324.988582][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.988634][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.988681][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb91e08 [ 1324.988704][ T32] r4:00000000 [ 1324.988745][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1324.988785][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.988820][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.988863][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8579ee00 [ 1324.988885][ T32] r4:00000000 [ 1324.988921][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.988970][ T32] r9:83018005 r8:84850c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1324.988992][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.989053][ T32] r5:00001000 r4:ec875000 [ 1324.989076][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.989125][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.989191][ T32] r5:85a4d38c r4:85a4d000 [ 1324.989214][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.989263][ T32] r7:dddced80 r6:83018000 r5:85a4d38c r4:84775080 [ 1324.989293][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.989349][ T32] r10:61c88647 r9:84850c00 r8:847750ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.989372][ T32] r4:84775080 [ 1324.989411][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.989491][ T32] r10:00000000 r9:84775080 r8:80287e08 r7:dfb89e60 r6:84775000 r5:84850c00 [ 1324.989517][ T32] r4:00000001 [ 1324.989536][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.989580][ T32] Exception stack(0xdfb91fb0 to 0xdfb91ff8) [ 1324.989619][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.989648][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.989685][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.989738][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.989763][ T32] r4:847fdb00 [ 1324.990006][ T32] INFO: task kworker/0:23:3216 is blocked on a mutex likely owned by task kworker/0:180:3701. [ 1324.990047][ T32] task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.990189][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.990279][ T32] Call trace: [ 1324.990354][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.990514][ T32] r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 [ 1325.003252][ T32] r4:00000000 [ 1325.003323][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.003437][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1325.003504][ T32] 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 [ 1325.003588][ T32] 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 [ 1325.003647][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1325.003704][ T32] r5:80000013 r4:80239bb0 [ 1325.003750][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.003869][ T32] r4:82ac21e4 [ 1325.003925][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.004039][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1325.004084][ T32] r4:e0529dc0 [ 1325.004117][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.004189][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 [ 1325.004227][ T32] r4:00000000 [ 1325.004262][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.004381][ T32] r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [ 1325.004447][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.004526][ T32] r5:00001000 r4:edb93000 [ 1325.004562][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.004661][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.004736][ T32] r5:85e9c38c r4:85e9c000 [ 1325.004771][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.004849][ T32] r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [ 1325.004884][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.004974][ T32] r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.005018][ T32] r4:84bc7a80 [ 1325.005051][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.005152][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 [ 1325.005206][ T32] r4:00000001 [ 1325.005252][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.005333][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1325.005399][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.005463][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.005520][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.005580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.005654][ T32] r4:84bcf940 [ 1325.005724][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.005804][ T32] INFO: task kworker/0:24:3218 blocked for more than 451 seconds. [ 1325.005871][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.005935][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.005974][ T32] task:kworker/0:24 state:D stack:0 pid:3218 tgid:3218 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.006064][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.006137][ T32] Call trace: [ 1325.006189][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1325.006268][ T32] r10:8291a684 r9:dfb9dd84 r8:00000002 r7:60000113 r6:dfb9dd8c r5:84851800 [ 1325.006307][ T32] r4:84851800 [ 1325.006349][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1325.006419][ T32] r5:84851800 r4:8291a680 [ 1325.006453][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.006517][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.006588][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb9de08 [ 1325.006626][ T32] r4:00000000 [ 1325.006658][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1325.006714][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.006770][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.006856][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8579efc0 [ 1325.006909][ T32] r4:00000000 [ 1325.006951][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.007042][ T32] r9:83018005 r8:84851800 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1325.007087][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.007200][ T32] r5:00001000 r4:ec891000 [ 1325.007274][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.007425][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.007524][ T32] r5:85a4d78c r4:85a4d400 [ 1325.007570][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.007672][ T32] r7:dddced80 r6:83018000 r5:85a4d78c r4:84775100 [ 1325.007740][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.007841][ T32] r10:61c88647 r9:84851800 r8:8477512c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.007890][ T32] r4:84775100 [ 1325.007932][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.008015][ T32] r10:00000000 r9:84775100 r8:80287e08 r7:dfb91e60 r6:84775280 r5:84851800 [ 1325.008062][ T32] r4:00000001 [ 1325.008105][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.008178][ T32] Exception stack(0xdfb9dfb0 to 0xdfb9dff8) [ 1325.008233][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.008292][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.008383][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.008444][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.008515][ T32] r4:847fdd00 [ 1325.009225][ T32] INFO: task kworker/0:24:3218 is blocked on a mutex likely owned by task kworker/0:180:3701. [ 1325.009305][ T32] task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.009428][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.009532][ T32] Call trace: [ 1325.009623][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.009724][ T32] r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 [ 1325.009772][ T32] r4:00000000 [ 1325.009812][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.009888][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1325.009944][ T32] 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 [ 1325.010006][ T32] 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 [ 1325.010059][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1325.010114][ T32] r5:80000013 r4:80239bb0 [ 1325.010158][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.010252][ T32] r4:82ac21e4 [ 1325.010302][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.010417][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1325.023714][ T32] r4:e0529dc0 [ 1325.023780][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.023846][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 [ 1325.023891][ T32] r4:00000000 [ 1325.023916][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.023967][ T32] r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [ 1325.023998][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.024048][ T32] r5:00001000 r4:edb93000 [ 1325.024068][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.024118][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.024166][ T32] r5:85e9c38c r4:85e9c000 [ 1325.024187][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.024236][ T32] r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [ 1325.024256][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.024304][ T32] r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.024368][ T32] r4:84bc7a80 [ 1325.024403][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.024453][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 [ 1325.024475][ T32] r4:00000001 [ 1325.024494][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.024532][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1325.024584][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.024624][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.024652][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.024681][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.024725][ T32] r4:84bcf940 [ 1325.024752][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.024780][ T32] INFO: task kworker/0:25:3220 blocked for more than 451 seconds. [ 1325.024811][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.024835][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.024876][ T32] task:kworker/0:25 state:D stack:0 pid:3220 tgid:3220 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.024937][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.025003][ T32] Call trace: [ 1325.025073][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1325.025180][ T32] r10:8291a684 r9:dfb55d84 r8:00000002 r7:60000113 r6:dfb55d8c r5:84853000 [ 1325.025232][ T32] r4:84853000 [ 1325.025275][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1325.025419][ T32] r5:84853000 r4:8291a680 [ 1325.025482][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.025571][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.025661][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb55e08 [ 1325.025715][ T32] r4:00000000 [ 1325.025764][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1325.025852][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.025929][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.026014][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8579e2c0 [ 1325.026092][ T32] r4:00000000 [ 1325.026165][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.026265][ T32] r9:83018005 r8:84853000 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1325.026336][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.026430][ T32] r5:00001000 r4:ec8ad000 [ 1325.026473][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.026557][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.026665][ T32] r5:85a4db8c r4:85a4d800 [ 1325.026723][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.026822][ T32] r7:dddced80 r6:83018000 r5:85a4db8c r4:84775180 [ 1325.026860][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.026936][ T32] r10:61c88647 r9:84853000 r8:847751ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.026970][ T32] r4:84775180 [ 1325.026992][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.027061][ T32] r10:00000000 r9:84775180 r8:80287e08 r7:dfb9de60 r6:84775200 r5:84853000 [ 1325.027116][ T32] r4:00000001 [ 1325.027143][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.027180][ T32] Exception stack(0xdfb55fb0 to 0xdfb55ff8) [ 1325.027207][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.027256][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.027287][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.027321][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.027362][ T32] r4:84553c40 [ 1325.027763][ T32] INFO: task kworker/0:25:3220 is blocked on a mutex likely owned by task kworker/0:180:3701. [ 1325.027799][ T32] task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.027860][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.027918][ T32] Call trace: [ 1325.027971][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.028028][ T32] r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 [ 1325.028071][ T32] r4:00000000 [ 1325.028135][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.028179][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1325.028221][ T32] 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 [ 1325.028252][ T32] 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 [ 1325.028277][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1325.028302][ T32] r5:80000013 r4:80239bb0 [ 1325.028359][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.028402][ T32] r4:82ac21e4 [ 1325.028423][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.028467][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1325.028490][ T32] r4:e0529dc0 [ 1325.028508][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.028575][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 [ 1325.028611][ T32] r4:00000000 [ 1325.028647][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.028775][ T32] r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [ 1325.028845][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.028932][ T32] r5:00001000 r4:edb93000 [ 1325.028979][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.029064][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.029151][ T32] r5:85e9c38c r4:85e9c000 [ 1325.029233][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.029353][ T32] r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [ 1325.029413][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.029523][ T32] r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.029574][ T32] r4:84bc7a80 [ 1325.029616][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1325.029881][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) ** 25 printk messages dropped ** [ 1325.039231][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1325.039331][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.039376][ T32] r5:00001000 r4:ec8c5000 [ 1325.039396][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.039436][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.039479][ T32] r5:85a4df8c r4:85a4dc00 [ 1325.039499][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.039576][ T32] r7:dddced80 r6:83018000 r5:85a4df8c r4:84775300 [ 1325.039619][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.039725][ T32] r10:61c88647 r9:84853c00 r8:8477532c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.039775][ T32] r4:84775300 [ 1325.039837][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.039947][ T32] r10:00000000 r9:84775300 r8:80287e08 r7:dfb55e60 r6:84775480 r5:84853c00 [ 1325.039999][ T32] r4:00000001 [ 1325.040047][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.040134][ T32] Exception stack(0xdfba5fb0 to 0xdfba5ff8) [ 1325.040195][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.040258][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1325.046276][ T32] 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 ** 20 printk messages dropped ** [ 1325.047175][ T32] r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1325.047486][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.047547][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.047611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.047667][ T32] r4:84bcf940 [ 1325.047712][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.047763][ T32] INFO: task kworker/0:27:3224 blocked for more than 451 seconds. [ 1325.047825][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.047880][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.047923][ T32] task:kworker/0:27 state:D stack:0 pid:3224 tgid:3224 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.048016][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.048102][ T32] Call trace: [ 1325.048195][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1325.048688][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1325.049465][ T32] r5:00001000 r4:eca59000 ** 2 printk messages dropped ** [ 1325.049588][ T32] r5:85a4f78c r4:85a4f400 ** 2 printk messages dropped ** [ 1325.049707][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1325.050027][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.061117][ T32] r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 ** 25 printk messages dropped ** [ 1325.062833][ T32] r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 ** 20 printk messages dropped ** [ 1325.063601][ T32] r4:84855400 [ 1325.063621][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1325.063663][ T32] r5:84855400 r4:8291a680 [ 1325.063682][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.063720][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.063773][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbc5e08 [ 1325.063800][ T32] r4:00000000 [ 1325.063819][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1325.063863][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.063902][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.063945][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ca000 [ 1325.063968][ T32] r4:00000000 [ 1325.063986][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.064040][ T32] r9:83018005 r8:84855400 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1325.064064][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.064109][ T32] r5:00001000 r4:ec8db000 [ 1325.064146][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.064189][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.064248][ T32] r5:85a4e38c r4:85a4e000 [ 1325.064271][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.064325][ T32] r7:dddced80 r6:83018000 r5:85a4e38c r4:84775400 [ 1325.064365][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.064435][ T32] r10:61c88647 r9:84855400 r8:8477542c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.064462][ T32] r4:84775400 [ 1325.064506][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.064555][ T32] r10:00000000 r9:84775400 r8:80287e08 r7:dfbb5e60 r6:84775500 r5:84855400 [ 1325.064613][ T32] r4:00000001 [ 1325.064655][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.064694][ T32] Exception stack(0xdfbc5fb0 to 0xdfbc5ff8) [ 1325.064721][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.064749][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.064776][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.064806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.064829][ T32] r4:8477d240 ** 2 printk messages dropped ** [ 1325.065348][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.065701][ T32] 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 ** 8 printk messages dropped ** [ 1325.065978][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 ** 10 printk messages dropped ** [ 1325.066455][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.066503][ T32] r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.066526][ T32] r4:84bc7a80 [ 1325.066569][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.066620][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 [ 1325.066665][ T32] r4:00000001 [ 1325.066687][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.066752][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1325.066781][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.066810][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.066836][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.066865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.066886][ T32] r4:84bcf940 [ 1325.066905][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.066928][ T32] INFO: task kworker/0:29:3228 blocked for more than 451 seconds. [ 1325.066955][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.066999][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.067033][ T32] task:kworker/0:29 state:D stack:0 pid:3228 tgid:3228 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.067082][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.067144][ T32] Call trace: [ 1325.067176][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1325.067226][ T32] r10:8291a684 r9:dfbc1d84 r8:00000002 r7:60000013 r6:dfbc1d8c r5:84856000 [ 1325.067249][ T32] r4:84856000 [ 1325.067278][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1325.067328][ T32] r5:84856000 r4:8291a680 ** 2 printk messages dropped ** [ 1325.067511][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbc1e08 ** 12 printk messages dropped ** [ 1325.068061][ T32] r5:85a4f38c r4:85a4f000 [ 1325.068094][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.068144][ T32] r7:dddced80 r6:83018000 r5:85a4f38c r4:84775600 ** 2 printk messages dropped ** [ 1325.068233][ T32] r4:84775600 ** 1 printk messages dropped ** [ 1325.068341][ T32] r10:00000000 r9:84775600 r8:80287e08 r7:dfbb5e60 r6:84775680 r5:84856000 ** 7 printk messages dropped ** [ 1325.068669][ T32] r4:8477d580 ** 2 printk messages dropped ** [ 1325.069057][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1325.069362][ T32] Exception stack(0xe0529d28 to 0xe0529d70) ** 7 printk messages dropped ** [ 1325.069708][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 ** 6 printk messages dropped ** [ 1325.070182][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1325.131382][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 ** 12 printk messages dropped ** [ 1325.131855][ T32] task:kworker/0:30 state:D stack:0 pid:3230 tgid:3230 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.131928][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.131977][ T32] Call trace: [ 1325.132008][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1325.132061][ T32] r10:8291a684 r9:dfbd9d84 r8:00000002 r7:60000013 r6:dfbd9d8c r5:84856c00 [ 1325.132084][ T32] r4:84856c00 [ 1325.132103][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1325.132173][ T32] r5:84856c00 r4:8291a680 [ 1325.132196][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.132236][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.132305][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbd9e08 [ 1325.132344][ T32] r4:00000000 [ 1325.132364][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1325.132399][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.132479][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.132524][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ca380 [ 1325.132547][ T32] r4:00000000 [ 1325.132574][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.132621][ T32] r9:83018005 r8:84856c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1325.132669][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.132716][ T32] r5:00001000 r4:eca17000 [ 1325.132736][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.132776][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.132817][ T32] r5:85a4ef8c r4:85a4ec00 [ 1325.132835][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.132880][ T32] r7:dddced80 r6:83018000 r5:85a4ef8c r4:84775700 [ 1325.132899][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.132944][ T32] r10:61c88647 r9:84856c00 r8:8477572c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.132967][ T32] r4:84775700 [ 1325.132984][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.133030][ T32] r10:00000000 r9:84775700 r8:80287e08 r7:dfbc1e60 r6:84775780 r5:84856c00 [ 1325.133051][ T32] r4:00000001 [ 1325.133099][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.133137][ T32] Exception stack(0xdfbd9fb0 to 0xdfbd9ff8) ** 2 printk messages dropped ** [ 1325.133217][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1325.134844][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff ** 16 printk messages dropped ** [ 1325.136108][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1325.136507][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 [ 1325.136535][ T32] r4:00000001 [ 1325.136558][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.136595][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1325.136656][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1325.137071][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1325.137671][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ca640 ** 7 printk messages dropped ** [ 1325.138066][ T32] r5:85a4fb8c r4:85a4f800 ** 4 printk messages dropped ** [ 1325.138723][ T32] r4:84775900 ** 11 printk messages dropped ** [ 1325.140112][ T32] task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 19 printk messages dropped ** [ 1325.152828][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 15 printk messages dropped ** [ 1325.153514][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) ** 11 printk messages dropped ** [ 1325.154178][ T32] Call trace: ** 9 printk messages dropped ** [ 1325.154940][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1325.155010][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.155093][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.155207][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ca740 [ 1325.155271][ T32] r4:00000000 [ 1325.155333][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.155427][ T32] r9:83018005 r8:840b8000 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1325.155472][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.155552][ T32] r5:00001000 r4:eca79000 [ 1325.155599][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.155677][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.155797][ T32] r5:85a4ff8c r4:85a4fc00 [ 1325.155845][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.155934][ T32] r7:dddced80 r6:83018000 r5:85a4ff8c r4:84775880 [ 1325.155973][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.156063][ T32] r10:61c88647 r9:840b8000 r8:847758ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.156108][ T32] r4:84775880 [ 1325.156146][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.156234][ T32] r10:00000000 r9:84775880 r8:80287e08 r7:dfbe1e60 r6:84775a00 r5:840b8000 [ 1325.156279][ T32] r4:00000001 [ 1325.156319][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.156424][ T32] Exception stack(0xdfbedfb0 to 0xdfbedff8) [ 1325.156479][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.156535][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.156595][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.156679][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.156730][ T32] r4:8477d980 [ 1325.157440][ T32] INFO: task kworker/0:32:3234 is blocked on a mutex likely owned by task kworker/0:180:3701. [ 1325.157514][ T32] task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1325.157956][ T32] r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 ** 15 printk messages dropped ** [ 1325.159030][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 12 printk messages dropped ** [ 1325.159951][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 ** 12 printk messages dropped ** [ 1325.171268][ T32] task:kworker/0:33 state:D stack:0 pid:3236 tgid:3236 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1325.171835][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1325.172369][ T32] r5:85a5078c r4:85a50400 [ 1325.172405][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.172538][ T32] r7:dddced80 r6:83018000 r5:85a5078c r4:84775a80 [ 1325.172605][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.172742][ T32] r10:61c88647 r9:840b8c00 r8:84775aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.172800][ T32] r4:84775a80 [ 1325.172844][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.172938][ T32] r10:00000000 r9:84775a80 r8:80287e08 r7:dfbede60 r6:84775c00 r5:840b8c00 [ 1325.172989][ T32] r4:00000001 [ 1325.173035][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.173114][ T32] Exception stack(0xdfbf5fb0 to 0xdfbf5ff8) [ 1325.173174][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.173235][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.173295][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.173360][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.173407][ T32] r4:8477dc00 [ 1325.174121][ T32] INFO: task kworker/0:33:3236 is blocked on a mutex likely owned by task kworker/0:180:3701. [ 1325.174207][ T32] task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.174331][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.174425][ T32] Call trace: [ 1325.174513][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.174636][ T32] r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 ** 2 printk messages dropped ** [ 1325.174827][ T32] Exception stack(0xe0529d28 to 0xe0529d70) ** 13 printk messages dropped ** [ 1325.175528][ T32] r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 ** 12 printk messages dropped ** [ 1325.176042][ T32] r4:00000001 ** 10 printk messages dropped ** [ 1325.176445][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 10 printk messages dropped ** [ 1325.176940][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbcde08 ** 12 printk messages dropped ** [ 1325.177401][ T32] r5:85a50b8c r4:85a50800 ** 3 printk messages dropped ** [ 1325.177543][ T32] r10:61c88647 r9:840ba400 r8:84775b2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 15 printk messages dropped ** [ 1325.178375][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) ** 15 printk messages dropped ** [ 1325.178921][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1325.179447][ T32] r4:84bc7a80 ** 4 printk messages dropped ** [ 1325.179589][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) ** 11 printk messages dropped ** [ 1325.179975][ T32] Call trace: ** 2 printk messages dropped ** [ 1325.180097][ T32] r4:840bb000 [ 1325.180116][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1325.180157][ T32] r5:840bb000 r4:8291a680 [ 1325.180201][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.180263][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.180313][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc19e08 [ 1325.180350][ T32] r4:00000000 [ 1325.180380][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1325.180418][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.190809][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.190914][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8477b500 [ 1325.190941][ T32] r4:00000000 [ 1325.190962][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.191026][ T32] r9:83018005 r8:840bb000 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1325.191073][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.191122][ T32] r5:00001000 r4:ec43f000 [ 1325.191143][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.191192][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.191236][ T32] r5:85a5238c r4:85a52000 [ 1325.191257][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.191303][ T32] r7:dddced80 r6:83018000 r5:85a5238c r4:84775b80 [ 1325.191323][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.191379][ T32] r10:61c88647 r9:840bb000 r8:84775bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.191405][ T32] r4:84775b80 [ 1325.191423][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.191469][ T32] r10:00000000 r9:84775b80 r8:80287e08 r7:dfbcde60 r6:84775e00 r5:840bb000 [ 1325.191500][ T32] r4:00000001 [ 1325.191542][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.191598][ T32] Exception stack(0xdfc19fb0 to 0xdfc19ff8) [ 1325.191642][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.191673][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.191699][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.191727][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.191748][ T32] r4:847726c0 ** 3 printk messages dropped ** [ 1325.192322][ T32] Call trace: ** 9 printk messages dropped ** [ 1325.192791][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 15 printk messages dropped ** [ 1325.193560][ T32] r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [ 1325.193603][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.193653][ T32] r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.193676][ T32] r4:84bc7a80 [ 1325.193694][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.193754][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 [ 1325.193780][ T32] r4:00000001 [ 1325.193824][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.193901][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1325.193959][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.194022][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.194076][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.194134][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.194234][ T32] r4:84bcf940 [ 1325.194288][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.194491][ T32] INFO: task kworker/0:36:3242 blocked for more than 451 seconds. [ 1325.194574][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1325.195095][ T32] r10:8291a684 r9:dfc11d84 r8:00000002 r7:60000113 r6:dfc11d8c r5:840bbc00 ** 5 printk messages dropped ** [ 1325.195460][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc11e08 ** 12 printk messages dropped ** [ 1325.196145][ T32] r5:85a5138c r4:85a51000 ** 4 printk messages dropped ** [ 1325.196573][ T32] r4:84775c80 ** 6 printk messages dropped ** [ 1325.197108][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1325.198020][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1325.198348][ T32] Exception stack(0xe0529d28 to 0xe0529d70) ** 7 printk messages dropped ** [ 1325.198645][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 ** 6 printk messages dropped ** [ 1325.198874][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1325.199219][ T32] r4:84bc7a80 ** 4 printk messages dropped ** [ 1325.199409][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) ** 11 printk messages dropped ** [ 1325.199903][ T32] Call trace: ** 7 printk messages dropped ** [ 1325.200237][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc2de08 ** 12 printk messages dropped ** [ 1325.226952][ T32] r5:85e1078c r4:85e10400 ** 3 printk messages dropped ** [ 1325.227091][ T32] r10:61c88647 r9:840bd400 r8:8456a42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 13 printk messages dropped ** [ 1325.228032][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1325.228357][ T32] Exception stack(0xe0529d28 to 0xe0529d70) ** 5 printk messages dropped ** [ 1325.228576][ T32] r4:82ac21e4 ** 3 printk messages dropped ** [ 1325.228686][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1325.228971][ T32] r5:00001000 r4:edb93000 [ 1325.228990][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.229028][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.229069][ T32] r5:85e9c38c r4:85e9c000 [ 1325.229088][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.229171][ T32] r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [ 1325.229195][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.229242][ T32] r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.229265][ T32] r4:84bc7a80 [ 1325.229283][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.229376][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 [ 1325.229402][ T32] r4:00000001 [ 1325.229420][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.229487][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1325.229517][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.229544][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.229575][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.229627][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.229652][ T32] r4:84bcf940 [ 1325.229672][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.229726][ T32] INFO: task kworker/0:37:3246 blocked for more than 451 seconds. [ 1325.229789][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.229816][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.229863][ T32] task:kworker/0:37 state:D stack:0 pid:3246 tgid:3246 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.229941][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.229985][ T32] Call trace: [ 1325.230043][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1325.230094][ T32] r10:8291a684 r9:dfc35d84 r8:00000002 r7:60000113 r6:dfc35d8c r5:840bc800 [ 1325.230117][ T32] r4:840bc800 [ 1325.230167][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1325.230213][ T32] r5:840bc800 r4:8291a680 [ 1325.230232][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.230269][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1325.237260][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1325.237689][ T32] r5:85a5178c r4:85a51400 [ 1325.237709][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1325.237907][ T32] r4:84775e80 ** 7 printk messages dropped ** [ 1325.238174][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1325.239010][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1325.239303][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 ** 4 printk messages dropped ** [ 1325.239547][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.239599][ T32] r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [ 1325.239649][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.239694][ T32] r5:00001000 r4:edb93000 [ 1325.239713][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.239752][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.239793][ T32] r5:85e9c38c r4:85e9c000 [ 1325.239812][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.239856][ T32] r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [ 1325.239876][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.239921][ T32] r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.239942][ T32] r4:84bc7a80 [ 1325.239960][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.240005][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 [ 1325.240027][ T32] r4:00000001 [ 1325.240045][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.240079][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1325.240104][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.240131][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1325.246513][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1325.247217][ T32] r5:85e1038c r4:85e10000 ** 7 printk messages dropped ** [ 1325.247593][ T32] r4:00000001 ** 15 printk messages dropped ** [ 1325.248707][ T32] Exception stack(0xe0529d28 to 0xe0529d70) ** 18 printk messages dropped ** [ 1325.249470][ T32] r5:85e9c38c r4:85e9c000 ** 12 printk messages dropped ** [ 1325.249907][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1325.249957][ T32] r4:84bcf940 [ 1325.250008][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.250051][ T32] INFO: task kworker/1:33:3249 blocked for more than 451 seconds. [ 1325.250085][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.250109][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.250159][ T32] task:kworker/1:33 state:D stack:0 pid:3249 tgid:3249 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.250209][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.250251][ T32] Call trace: [ 1325.250279][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1325.250338][ T32] r10:8291a684 r9:dfc31d84 r8:00000002 r7:60000113 r6:dfc31d8c r5:83a1e000 ** 2 printk messages dropped ** [ 1325.250429][ T32] r5:83a1e000 r4:8291a680 ** 15 printk messages dropped ** [ 1325.266687][ T32] r5:85e11b8c r4:85e11800 ** 3 printk messages dropped ** [ 1325.267000][ T32] r10:61c88647 r9:83a1e000 r8:8456a3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 24 printk messages dropped ** [ 1325.269969][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 21 printk messages dropped ** [ 1325.296436][ T32] r4:00000001 ** 13 printk messages dropped ** [ 1325.297631][ T32] Call trace: ** 9 printk messages dropped ** [ 1325.298483][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1325.299362][ T32] r5:85e10b8c r4:85e10800 ** 12 printk messages dropped ** [ 1325.300205][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 16 printk messages dropped ** [ 1325.316437][ T32] r4:82ac21e4 ** 8 printk messages dropped ** [ 1325.317210][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 18 printk messages dropped ** [ 1325.318714][ T32] r4:84bcf940 ** 13 printk messages dropped ** [ 1325.319894][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.319994][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc49e08 [ 1325.320046][ T32] r4:00000000 [ 1325.320098][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1325.320180][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.320266][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.320394][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bafd40 [ 1325.320493][ T32] r4:00000000 [ 1325.341415][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.341597][ T32] r9:83018205 r8:83a19800 r7:00000000 r6:83018200 r5:00001000 r4:7f181000 [ 1325.341656][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.341794][ T32] r5:00001000 r4:ed921000 [ 1325.341849][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.342014][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.342144][ T32] r5:85e10f8c r4:85e10c00 [ 1325.342226][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.342337][ T32] r7:ddde2d80 r6:83018200 r5:85e10f8c r4:8456a700 [ 1325.342385][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.342582][ T32] r10:61c88647 r9:83a19800 r8:8456a72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.342648][ T32] r4:8456a700 [ 1325.342696][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.342798][ T32] r10:00000000 r9:8456a700 r8:80287e08 r7:dfc31e60 r6:8456a880 r5:83a19800 ** 13 printk messages dropped ** [ 1325.344947][ T32] r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 ** 22 printk messages dropped ** [ 1325.346715][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 23 printk messages dropped ** [ 1325.348785][ T32] r4:83a1d400 ** 11 printk messages dropped ** [ 1325.349785][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1325.389845][ T32] r4:8477c080 ** 12 printk messages dropped ** [ 1325.407110][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1325.408086][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1325.408141][ T32] r5:80000013 r4:80239bb0 [ 1325.408226][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.408358][ T32] r4:82ac21e4 [ 1325.408424][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.408519][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1325.408582][ T32] r4:e0529dc0 [ 1325.408622][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.408715][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 [ 1325.408766][ T32] r4:00000000 [ 1325.408809][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.408904][ T32] r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [ 1325.408951][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.409043][ T32] r5:00001000 r4:edb93000 [ 1325.409089][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.409175][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.409271][ T32] r5:85e9c38c r4:85e9c000 [ 1325.409348][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.409483][ T32] r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [ 1325.409553][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.409664][ T32] r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.409719][ T32] r4:84bc7a80 [ 1325.409771][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.409890][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 ** 2 printk messages dropped ** [ 1325.410102][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) ** 9 printk messages dropped ** [ 1325.421568][ T32] task:kworker/1:36 state:D stack:0 pid:3258 tgid:3258 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1325.422481][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.422586][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc5de08 [ 1325.422668][ T32] r4:00000000 [ 1325.422722][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1325.422817][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.422912][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.423030][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84baff00 [ 1325.423094][ T32] r4:00000000 [ 1325.423143][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.423245][ T32] r9:83018205 r8:83255400 r7:00000000 r6:83018200 r5:00001000 r4:7f183000 [ 1325.423332][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.423445][ T32] r5:00001000 r4:ed92b000 [ 1325.423494][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.423595][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.423687][ T32] r5:85e1138c r4:85e11000 [ 1325.423737][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1325.424000][ T32] r10:61c88647 r9:83255400 r8:8456a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1325.424719][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.426244][ T32] r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 ** 10 printk messages dropped ** [ 1325.427130][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 ** 5 printk messages dropped ** [ 1325.427535][ T32] r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 ** 9 printk messages dropped ** [ 1325.428297][ T32] r4:84bc7a80 ** 2 printk messages dropped ** [ 1325.428550][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1325.429051][ T32] r4:84bcf940 [ 1325.429101][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.429177][ T32] INFO: task kworker/1:37:3259 blocked for more than 451 seconds. [ 1325.429261][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.429316][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.429366][ T32] task:kworker/1:37 state:D stack:0 pid:3259 tgid:3259 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.429466][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.429570][ T32] Call trace: [ 1325.429688][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1325.429791][ T32] r10:8291a684 r9:dfc25d84 r8:00000002 r7:60000113 r6:dfc25d8c r5:83236000 [ 1325.429862][ T32] r4:83236000 [ 1325.429934][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1325.430035][ T32] r5:83236000 r4:8291a680 [ 1325.430081][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.430162][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.430279][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc25e08 [ 1325.430337][ T32] r4:00000000 [ 1325.430396][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1325.459170][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.459461][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.459606][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d4240 [ 1325.459676][ T32] r4:00000000 [ 1325.459730][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.459828][ T32] r9:83018205 r8:83236000 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1325.459881][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.459980][ T32] r5:00001000 r4:ec655000 [ 1325.460050][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.460149][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.460233][ T32] r5:85e1238c r4:85e12000 [ 1325.460280][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.460415][ T32] r7:ddde2d80 r6:83018200 r5:85e1238c r4:8456a800 [ 1325.471557][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.471758][ T32] r10:61c88647 r9:83236000 r8:8456a82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.471823][ T32] r4:8456a800 [ 1325.471871][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.471973][ T32] r10:00000000 r9:8456a800 r8:80287e08 r7:dfc31e60 r6:8456a900 r5:83236000 [ 1325.472025][ T32] r4:00000001 [ 1325.472166][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.472274][ T32] Exception stack(0xdfc25fb0 to 0xdfc25ff8) [ 1325.472366][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.472432][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1325.472617][ T32] r4:84788a80 ** 2 printk messages dropped ** [ 1325.473596][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1325.474118][ T32] Exception stack(0xe0529d28 to 0xe0529d70) ** 7 printk messages dropped ** [ 1325.474697][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 ** 10 printk messages dropped ** [ 1325.475502][ T32] r5:85e9c38c r4:85e9c000 ** 2 printk messages dropped ** [ 1325.475712][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.475817][ T32] r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.475863][ T32] r4:84bc7a80 [ 1325.475904][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.476000][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 [ 1325.476051][ T32] r4:00000001 [ 1325.476094][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.476173][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1325.476261][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.476366][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.476585][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.476669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.476730][ T32] r4:84bcf940 [ 1325.476846][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.476954][ T32] INFO: task kworker/0:39:3261 blocked for more than 451 seconds. [ 1325.477044][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.477102][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.477148][ T32] task:kworker/0:39 state:D stack:0 pid:3261 tgid:3261 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.477249][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.477339][ T32] Call trace: [ 1325.477404][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1325.477504][ T32] r10:8291a684 r9:dfa15d84 r8:00000002 r7:60000113 r6:dfa15d8c r5:84a28000 [ 1325.477567][ T32] r4:84a28000 [ 1325.477630][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1325.477729][ T32] r5:84a28000 r4:8291a680 [ 1325.477781][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.477868][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.477964][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa15e08 ** 2 printk messages dropped ** [ 1325.478143][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1325.478939][ T32] r5:85aa2f8c r4:85aa2c00 [ 1325.478987][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1325.479241][ T32] r10:61c88647 r9:84a28000 r8:8477c02c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1325.479997][ T32] r4:84787cc0 ** 2 printk messages dropped ** [ 1325.506863][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.507003][ T32] Call trace: [ 1325.507108][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.507234][ T32] r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 [ 1325.507293][ T32] r4:00000000 [ 1325.507345][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.507438][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1325.507524][ T32] 9d20: d894f000 e030d000 00000001 80239b98 7f537000 00000001 [ 1325.507620][ T32] 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 [ 1325.507698][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1325.507758][ T32] r5:80000013 r4:80239bb0 [ 1325.507805][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.507896][ T32] r4:82ac21e4 [ 1325.507943][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.508035][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1325.508087][ T32] r4:e0529dc0 [ 1325.508133][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.508226][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 [ 1325.508277][ T32] r4:00000000 [ 1325.508382][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.508495][ T32] r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [ 1325.508565][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.508683][ T32] r5:00001000 r4:edb93000 [ 1325.508738][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.508827][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.508919][ T32] r5:85e9c38c r4:85e9c000 [ 1325.508967][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.509068][ T32] r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [ 1325.509121][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.509219][ T32] r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.509271][ T32] r4:84bc7a80 [ 1325.509339][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.509444][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 [ 1325.509511][ T32] r4:00000001 [ 1325.509572][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.509670][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1325.509738][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.509823][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.509885][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.509948][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.509999][ T32] r4:84bcf940 [ 1325.510047][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.510108][ T32] INFO: task kworker/0:40:3263 blocked for more than 451 seconds. [ 1325.510180][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.510258][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.510311][ T32] task:kworker/0:40 state:D stack:0 pid:3263 tgid:3263 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.510421][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.521417][ T32] Call trace: [ 1325.521517][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1325.521672][ T32] r10:8291a684 r9:dfa9dd84 r8:00000002 r7:60000113 r6:dfa9dd8c r5:84a29800 [ 1325.521729][ T32] r4:84a29800 [ 1325.521778][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1325.521920][ T32] r5:84a29800 r4:8291a680 [ 1325.521992][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.522085][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.522209][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa9de08 ** 1 printk messages dropped ** [ 1325.522314][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1325.522650][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1325.522867][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1325.523178][ T32] r5:85a51f8c r4:85a51c00 [ 1325.523246][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.523357][ T32] r7:dddced80 r6:83018000 r5:85a51f8c r4:8477c180 [ 1325.523411][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.523537][ T32] r10:61c88647 r9:84a29800 r8:8477c1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.523610][ T32] r4:8477c180 [ 1325.523660][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.523764][ T32] r10:00000000 r9:8477c180 r8:80287e08 r7:dfc19e60 r6:8456ab00 r5:84a29800 [ 1325.523819][ T32] r4:00000001 [ 1325.523868][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.523953][ T32] Exception stack(0xdfa9dfb0 to 0xdfa9dff8) [ 1325.524020][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.524106][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.524187][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.524269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.524404][ T32] r4:84787dc0 [ 1325.525169][ T32] INFO: task kworker/0:40:3263 is blocked on a mutex likely owned by task kworker/0:180:3701. [ 1325.525264][ T32] task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.525452][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.525574][ T32] Call trace: [ 1325.525645][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.525777][ T32] r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 [ 1325.525843][ T32] r4:00000000 [ 1325.525893][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.525987][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1325.526050][ T32] 9d20: d89b7000 e030d000 00000001 80239b98 7f537000 00000001 [ 1325.526182][ T32] 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 [ 1325.526303][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1325.526367][ T32] r5:80000013 r4:80239bb0 [ 1325.526415][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.526504][ T32] r4:82ac21e4 [ 1325.526565][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.526663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1325.526718][ T32] r4:e0529dc0 [ 1325.526763][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.526857][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 [ 1325.526909][ T32] r4:00000000 [ 1325.526957][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1325.527444][ T32] r5:85e9c38c r4:85e9c000 ** 7 printk messages dropped ** [ 1325.528049][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1325.528992][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 10 printk messages dropped ** [ 1325.530016][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1325.559908][ T32] r5:85a5378c r4:85a53400 ** 1 printk messages dropped ** [ 1325.560076][ T32] r7:dddced80 r6:83018000 r5:85a5378c r4:8477c280 ** 10 printk messages dropped ** [ 1325.572170][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1325.573933][ T32] Exception stack(0xe0529d28 to 0xe0529d70) ** 9 printk messages dropped ** [ 1325.574656][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1325.574992][ T32] r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [ 1325.575043][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.575135][ T32] r5:00001000 r4:edb93000 [ 1325.575204][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.575300][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.575395][ T32] r5:85e9c38c r4:85e9c000 [ 1325.575440][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.575543][ T32] r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [ 1325.575618][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.575788][ T32] r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.575857][ T32] r4:84bc7a80 [ 1325.575907][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.576052][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 [ 1325.576120][ T32] r4:00000001 [ 1325.576168][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.576253][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1325.576355][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.576430][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.576494][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.576571][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.576626][ T32] r4:84bcf940 [ 1325.576677][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.576799][ T32] INFO: task kworker/0:42:3267 blocked for more than 452 seconds. [ 1325.576900][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.576969][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.577021][ T32] task:kworker/0:42 state:D stack:0 pid:3267 tgid:3267 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.577128][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.577224][ T32] Call trace: [ 1325.577296][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1325.577428][ T32] r10:8291a684 r9:dfc7dd84 r8:00000002 r7:60000113 r6:dfc7dd8c r5:84a2bc00 ** 5 printk messages dropped ** [ 1325.577950][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc7de08 ** 8 printk messages dropped ** [ 1325.578663][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1325.578977][ T32] r5:85a52b8c r4:85a52800 ** 6 printk messages dropped ** [ 1325.579508][ T32] r10:00000000 r9:8477c100 r8:80287e08 r7:dfc79e60 r6:8456ac00 r5:84a2bc00 ** 10 printk messages dropped ** [ 1325.605228][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1325.606503][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff ** 9 printk messages dropped ** [ 1325.608384][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1325.610326][ T32] r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 ** 7 printk messages dropped ** [ 1325.636262][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) ** 7 printk messages dropped ** [ 1325.636899][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1325.637542][ T32] r4:84a2a400 ** 4 printk messages dropped ** [ 1325.638050][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc81e08 ** 11 printk messages dropped ** [ 1325.639013][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1325.639296][ T32] r7:dddced80 r6:83018000 r5:85a5338c r4:8477c300 ** 9 printk messages dropped ** [ 1325.640087][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1325.653746][ T32] 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 ** 13 printk messages dropped ** [ 1325.654814][ T32] r5:00001000 r4:edb93000 ** 9 printk messages dropped ** [ 1325.655614][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 ** 13 printk messages dropped ** [ 1325.656632][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1325.656988][ T32] r4:84a2d400 [ 1325.657030][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1325.657124][ T32] r5:84a2d400 r4:8291a680 [ 1325.657183][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.657272][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.657358][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfab9e08 [ 1325.657402][ T32] r4:00000000 [ 1325.657442][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1325.657520][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.657611][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.657720][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d4340 [ 1325.657776][ T32] r4:00000000 [ 1325.657837][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.657977][ T32] r9:83018205 r8:84a2d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0f9000 [ 1325.658042][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.658132][ T32] r5:00001000 r4:ecb1d000 [ 1325.658194][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.658314][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.658408][ T32] r5:85e1278c r4:85e12400 [ 1325.658459][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.658572][ T32] r7:ddde2d80 r6:83018200 r5:85e1278c r4:8456ad80 [ 1325.658620][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.658718][ T32] r10:61c88647 r9:84a2d400 r8:8456adac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.658767][ T32] r4:8456ad80 [ 1325.658834][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.658950][ T32] r10:00000000 r9:8456ad80 r8:80287e08 r7:dfc6de60 r6:8456ae00 r5:84a2d400 [ 1325.659014][ T32] r4:00000001 [ 1325.659081][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.659178][ T32] Exception stack(0xdfab9fb0 to 0xdfab9ff8) [ 1325.659267][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.659338][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.659400][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.659469][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.659523][ T32] r4:84784280 [ 1325.660114][ T32] INFO: task kworker/1:39:3274 is blocked on a mutex likely owned by task kworker/0:180:3701. [ 1325.660192][ T32] task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.660317][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.682634][ T32] Call trace: ** 4 printk messages dropped ** [ 1325.683140][ T32] Exception stack(0xe0529d28 to 0xe0529d70) ** 11 printk messages dropped ** [ 1325.684106][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1325.684876][ T32] r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 ** 7 printk messages dropped ** [ 1325.685470][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) ** 7 printk messages dropped ** [ 1325.686058][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1325.686728][ T32] r4:84a2e000 ** 6 printk messages dropped ** [ 1325.687240][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1325.688181][ T32] r5:85a52f8c r4:85a52c00 [ 1325.688228][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1325.688577][ T32] r10:61c88647 r9:84a2e000 r8:8477c22c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1325.689254][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.718811][ T32] r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 ** 2 printk messages dropped ** [ 1325.718956][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1325.719006][ T32] 9d20: d99d9000 e030d000 00000001 80239b98 7f537000 00000001 [ 1325.719053][ T32] 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 [ 1325.719095][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1325.719165][ T32] r5:80000013 r4:80239bb0 [ 1325.719230][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.719303][ T32] r4:82ac21e4 [ 1325.719337][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.719410][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1325.719449][ T32] r4:e0529dc0 [ 1325.719503][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.719579][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 [ 1325.719635][ T32] r4:00000000 [ 1325.719670][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.719746][ T32] r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [ 1325.719781][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.719852][ T32] r5:00001000 r4:edb93000 [ 1325.719884][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.719946][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.720013][ T32] r5:85e9c38c r4:85e9c000 [ 1325.720047][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.720151][ T32] r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [ 1325.720189][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.720265][ T32] r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.720316][ T32] r4:84bc7a80 [ 1325.720375][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.731284][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 [ 1325.731446][ T32] r4:00000001 [ 1325.731490][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.731589][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1325.731653][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.731714][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.731762][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.731809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.731845][ T32] r4:84bcf940 [ 1325.731880][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.731926][ T32] INFO: task kworker/0:45:3279 blocked for more than 452 seconds. [ 1325.732005][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.732047][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.732099][ T32] task:kworker/0:45 state:D stack:0 pid:3279 tgid:3279 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.732251][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.732409][ T32] Call trace: [ 1325.732471][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1325.732562][ T32] r10:8291a684 r9:dfc91d84 r8:00000002 r7:60000113 r6:dfc91d8c r5:84a2b000 [ 1325.732645][ T32] r4:84a2b000 [ 1325.732679][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1325.732747][ T32] r5:84a2b000 r4:8291a680 [ 1325.732805][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.732898][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.733017][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc91e08 [ 1325.733056][ T32] r4:00000000 [ 1325.733086][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1325.733166][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.733229][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.733318][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84553900 [ 1325.733390][ T32] r4:00000000 [ 1325.733424][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.733499][ T32] r9:83018005 r8:84a2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c7000 [ 1325.733561][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.733635][ T32] r5:00001000 r4:ec8f1000 [ 1325.733695][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.733791][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.733862][ T32] r5:8490738c r4:84907000 [ 1325.733894][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.733968][ T32] r7:dddced80 r6:83018000 r5:8490738c r4:8477c400 [ 1325.734000][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.734074][ T32] r10:61c88647 r9:84a2b000 r8:8477c42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.734111][ T32] r4:8477c400 [ 1325.734140][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.734211][ T32] r10:00000000 r9:8477c400 r8:80287e08 r7:dfc79e60 r6:8456af80 r5:84a2b000 ** 5 printk messages dropped ** [ 1325.734623][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.734690][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.734745][ T32] r4:8477f0c0 [ 1325.735487][ T32] INFO: task kworker/0:45:3279 is blocked on a mutex likely owned by task kworker/0:180:3701. [ 1325.735567][ T32] task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.735661][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.735769][ T32] Call trace: [ 1325.735841][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.735953][ T32] r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 [ 1325.736021][ T32] r4:00000000 [ 1325.736055][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.736119][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1325.736192][ T32] 9d20: d9d30000 e030d000 00000001 80239b98 7f537000 00000001 [ 1325.736271][ T32] 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 [ 1325.736351][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1325.736400][ T32] r5:80000013 r4:80239bb0 [ 1325.736433][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.736496][ T32] r4:82ac21e4 [ 1325.736526][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.736599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1325.736641][ T32] r4:e0529dc0 [ 1325.736701][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.736800][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 [ 1325.736838][ T32] r4:00000000 [ 1325.736897][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.736974][ T32] r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [ 1325.737007][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.737077][ T32] r5:00001000 r4:edb93000 [ 1325.737108][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.737171][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.737259][ T32] r5:85e9c38c r4:85e9c000 [ 1325.737295][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.737373][ T32] r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [ 1325.737406][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.737479][ T32] r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.737524][ T32] r4:84bc7a80 [ 1325.737565][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.737642][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 [ 1325.737698][ T32] r4:00000001 [ 1325.737733][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.737789][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) ** 1 printk messages dropped ** [ 1325.737900][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1325.738352][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1325.739033][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc99e08 ** 8 printk messages dropped ** [ 1325.739535][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1325.739810][ T32] r5:85a53f8c r4:85a53c00 ** 6 printk messages dropped ** [ 1325.740288][ T32] r10:00000000 r9:8477c380 r8:80287e08 r7:dfc91e60 r6:8429c680 r5:84a30c00 ** 10 printk messages dropped ** [ 1325.766357][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1325.766981][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff ** 9 printk messages dropped ** [ 1325.767558][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.767658][ T32] r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [ 1325.767716][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.767817][ T32] r5:00001000 r4:edb93000 [ 1325.767880][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.767948][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.768016][ T32] r5:85e9c38c r4:85e9c000 [ 1325.768048][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.768142][ T32] r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [ 1325.768181][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.768289][ T32] r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.768376][ T32] r4:84bc7a80 [ 1325.768413][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.768519][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 [ 1325.768562][ T32] r4:00000001 [ 1325.768621][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.768685][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1325.768729][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.768774][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.768829][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.768879][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.768915][ T32] r4:84bcf940 [ 1325.768950][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.769025][ T32] INFO: task kworker/1:40:3283 blocked for more than 452 seconds. [ 1325.769079][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.769117][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.769150][ T32] task:kworker/1:40 state:D stack:0 pid:3283 tgid:3283 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.769252][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.769327][ T32] Call trace: [ 1325.769374][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1325.769451][ T32] r10:8291a684 r9:dfc9dd84 r8:00000002 r7:60000113 r6:dfc9dd8c r5:84a30000 ** 2 printk messages dropped ** [ 1325.769645][ T32] r5:84a30000 r4:8291a680 ** 8 printk messages dropped ** [ 1325.770150][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1325.781444][ T32] r5:85e12b8c r4:85e12800 ** 1 printk messages dropped ** [ 1325.781558][ T32] r7:ddde2d80 r6:83018200 r5:85e12b8c r4:84782080 ** 9 printk messages dropped ** [ 1325.782096][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1325.783501][ T32] Exception stack(0xe0529d28 to 0xe0529d70) ** 10 printk messages dropped ** [ 1325.784184][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 ** 7 printk messages dropped ** [ 1325.784707][ T32] r5:85e9c38c r4:85e9c000 [ 1325.784753][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.784859][ T32] r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [ 1325.784946][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.785060][ T32] r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.785178][ T32] r4:84bc7a80 [ 1325.785237][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.785337][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 [ 1325.785423][ T32] r4:00000001 [ 1325.785503][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.785600][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1325.785668][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.785732][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.785794][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.785855][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.785905][ T32] r4:84bcf940 [ 1325.785955][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.786020][ T32] INFO: task kworker/0:47:3285 blocked for more than 452 seconds. [ 1325.786090][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.786148][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.786200][ T32] task:kworker/0:47 state:D stack:0 pid:3285 tgid:3285 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.786354][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.786452][ T32] Call trace: [ 1325.786520][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1325.786658][ T32] r10:8291a684 r9:dfca5d84 r8:00000002 r7:60000113 r6:dfca5d8c r5:84a31800 [ 1325.786718][ T32] r4:84a31800 [ 1325.786765][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) ** 6 printk messages dropped ** [ 1325.787324][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1325.788113][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1325.788561][ T32] r10:61c88647 r9:84a31800 r8:8477c5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1325.789262][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1325.819526][ T32] Exception stack(0xe0529d28 to 0xe0529d70) ** 8 printk messages dropped ** [ 1325.820271][ T32] r4:e0529dc0 ** 11 printk messages dropped ** [ 1325.836065][ T32] r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 ** 8 printk messages dropped ** [ 1325.836765][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1325.837768][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1325.838268][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1325.839155][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1325.839660][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1325.840519][ T32] r4:8477c600 ** 7 printk messages dropped ** [ 1325.855867][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1325.858552][ T32] 9d20: da795000 e030d000 00000001 80239b98 7f537000 00000001 ** 17 printk messages dropped ** [ 1325.860435][ T32] r5:85e9c38c r4:85e9c000 ** 8 printk messages dropped ** [ 1325.876678][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1325.877166][ T32] INFO: task kworker/0:50:3292 blocked for more than 452 seconds. [ 1325.877257][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.877300][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.877419][ T32] task:kworker/0:50 state:D stack:0 pid:3292 tgid:3292 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.877515][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.877661][ T32] Call trace: [ 1325.877750][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1325.877839][ T32] r10:8291a684 r9:dfcb1d84 r8:00000002 r7:60000113 r6:dfcb1d8c r5:84a35400 [ 1325.877878][ T32] r4:84a35400 [ 1325.877948][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1325.878022][ T32] r5:84a35400 r4:8291a680 [ 1325.878090][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.878156][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.878263][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcb1e08 [ 1325.878304][ T32] r4:00000000 [ 1325.878338][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1325.878394][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.878453][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.878519][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857af100 [ 1325.878555][ T32] r4:00000000 [ 1325.878594][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.878668][ T32] r9:83018005 r8:84a35400 r7:00000000 r6:83018000 r5:00001000 r4:7f0cf000 [ 1325.878703][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.878770][ T32] r5:00001000 r4:eca65000 [ 1325.878802][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.878865][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.878985][ T32] r5:85a58f8c r4:85a58c00 [ 1325.879021][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.879094][ T32] r7:dddced80 r6:83018000 r5:85a58f8c r4:8477c700 [ 1325.879128][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.879257][ T32] r10:61c88647 r9:84a35400 r8:8477c72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.879333][ T32] r4:8477c700 [ 1325.879371][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.879483][ T32] r10:00000000 r9:8477c700 r8:80287e08 r7:dfcade60 r6:84782300 r5:84a35400 [ 1325.879523][ T32] r4:00000001 [ 1325.879554][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.879670][ T32] Exception stack(0xdfcb1fb0 to 0xdfcb1ff8) [ 1325.879717][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.879763][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.879805][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.879852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.879887][ T32] r4:8477f740 [ 1325.894814][ T32] INFO: task kworker/0:50:3292 is blocked on a mutex likely owned by task kworker/0:180:3701. [ 1325.894978][ T32] task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.895214][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.895501][ T32] Call trace: [ 1325.895581][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.895695][ T32] r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 [ 1325.895750][ T32] r4:00000000 [ 1325.895834][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1325.896172][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff ** 13 printk messages dropped ** [ 1325.897281][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 14 printk messages dropped ** [ 1325.898568][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1325.899980][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1325.921852][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1325.922554][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1325.923366][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1325.924829][ T32] Workqueue: events bpf_prog_free_deferred ** 10 printk messages dropped ** [ 1325.925821][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1325.927211][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1325.928395][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) ** 6 printk messages dropped ** [ 1325.929199][ T32] INFO: task kworker/1:112:3698 blocked for more than 452 seconds. ** 6 printk messages dropped ** [ 1325.930235][ T32] r10:8291a684 r9:e0519d84 r8:00000002 r7:60000113 r6:e0519d8c r5:84bdb000 ** 8 printk messages dropped ** [ 1325.955288][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1325.956103][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.956324][ T32] r5:84b08f8c r4:84b08c00 [ 1325.956403][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.956507][ T32] r7:ddde2d80 r6:83018200 r5:84b08f8c r4:84babc80 [ 1325.956556][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.956670][ T32] r10:61c88647 r9:84bdb000 r8:84babcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.956722][ T32] r4:84babc80 [ 1325.956778][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.956873][ T32] r10:00000000 r9:84babc80 r8:80287e08 r7:e04f1e60 r6:84babd00 r5:84bdb000 [ 1325.956925][ T32] r4:00000001 [ 1325.956968][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.957048][ T32] Exception stack(0xe0519fb0 to 0xe0519ff8) [ 1325.957112][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.957176][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.957330][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.957411][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.957461][ T32] r4:84bb6bc0 [ 1325.958208][ T32] INFO: task kworker/1:112:3698 is blocked on a mutex likely owned by task kworker/0:180:3701. [ 1325.958377][ T32] task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.958639][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.958756][ T32] Call trace: [ 1325.958912][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.959026][ T32] r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 [ 1325.959083][ T32] r4:00000000 [ 1325.959130][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.959215][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1325.959301][ T32] 9d20: dafb7000 e030d000 00000001 80239b98 7f537000 00000001 [ 1325.959375][ T32] 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 [ 1325.959436][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1325.959496][ T32] r5:80000013 r4:80239bb0 [ 1325.959545][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.959684][ T32] r4:82ac21e4 [ 1325.959742][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.959842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1325.959894][ T32] r4:e0529dc0 [ 1325.959938][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.960032][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 [ 1325.960081][ T32] r4:00000000 [ 1325.960126][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.960308][ T32] r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [ 1325.960670][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.975702][ T32] r5:00001000 r4:edb93000 [ 1325.975780][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.975903][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.975991][ T32] r5:85e9c38c r4:85e9c000 [ 1325.976037][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.976131][ T32] r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [ 1325.976176][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.976269][ T32] r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.976350][ T32] r4:84bc7a80 [ 1325.976398][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.976491][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 [ 1325.976537][ T32] r4:00000001 [ 1325.976583][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.976899][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1325.976964][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.977095][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.977150][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.977207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.977251][ T32] r4:84bcf940 [ 1325.977310][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.977391][ T32] INFO: task kworker/0:181:3703 blocked for more than 452 seconds. [ 1325.977495][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.977553][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.977600][ T32] task:kworker/0:181 state:D stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.977737][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.977860][ T32] Call trace: [ 1325.977999][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1325.978149][ T32] r10:8291a684 r9:e0539d84 r8:00000002 r7:60000013 r6:e0539d8c r5:84bdc800 [ 1325.978206][ T32] r4:84bdc800 [ 1325.978249][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1325.978383][ T32] r5:84bdc800 r4:8291a680 [ 1325.978433][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.978512][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.978597][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0539e08 [ 1325.978678][ T32] r4:00000000 [ 1325.978725][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1325.978828][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.978912][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.979031][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1325.979084][ T32] r4:00000000 [ 1325.979128][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.979264][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1325.979325][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.979411][ T32] r5:00001000 r4:e033d000 [ 1325.979488][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.979575][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.979678][ T32] r5:84b4d38c r4:84b4d000 [ 1325.979743][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.979834][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1325.979914][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.980013][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1326.001609][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1326.003003][ T32] Call trace: [ 1326.003070][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.003177][ T32] r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 [ 1326.003228][ T32] r4:00000000 [ 1326.003289][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.003386][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1326.003447][ T32] 9d20: db45a000 e030d000 00000001 80239b98 7f537000 00000001 [ 1326.003505][ T32] 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 [ 1326.003586][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1326.003648][ T32] r5:80000013 r4:80239bb0 [ 1326.003732][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 11 printk messages dropped ** [ 1326.004727][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 10 printk messages dropped ** [ 1326.005582][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1326.006097][ T32] r4:84bcf940 ** 5 printk messages dropped ** [ 1326.006564][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.007198][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1326.007801][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1326.008279][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1326.008581][ T32] r7:dddced80 r6:83018000 r5:84b4e38c r4:84bc7c80 ** 5 printk messages dropped ** [ 1326.008983][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1326.009376][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1326.033079][ T32] Exception stack(0xe0529d28 to 0xe0529d70) ** 5 printk messages dropped ** [ 1326.033442][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1326.033860][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.034419][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1326.035371][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) ** 7 printk messages dropped ** [ 1326.035934][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 4 printk messages dropped ** [ 1326.036285][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1326.036962][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1326.037240][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc80 [ 1326.037287][ T32] r4:00000000 [ 1326.037342][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.037429][ T32] r9:83018005 r8:8482a400 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1326.037473][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.037579][ T32] r5:00001000 r4:e034d000 [ 1326.037654][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.037775][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.037863][ T32] r5:84b4d78c r4:84b4d400 [ 1326.037906][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.037996][ T32] r7:dddced80 r6:83018000 r5:84b4d78c r4:84bc7c00 [ 1326.038040][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.038166][ T32] r10:61c88647 r9:8482a400 r8:84bc7c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.038220][ T32] r4:84bc7c00 [ 1326.038263][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.038361][ T32] r10:00000000 r9:84bc7c00 r8:80287e08 r7:e0549e60 r6:84bc7d00 r5:8482a400 [ 1326.038461][ T32] r4:00000001 [ 1326.038509][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.038581][ T32] Exception stack(0xe051dfb0 to 0xe051dff8) [ 1326.038669][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.038733][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.038792][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.038896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.038995][ T32] r4:84bcfbc0 [ 1326.039776][ T32] INFO: task kworker/0:183:3707 is blocked on a mutex likely owned by task kworker/0:180:3701. [ 1326.039893][ T32] task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.040088][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.040249][ T32] Call trace: [ 1326.040414][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.071818][ T32] r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 [ 1326.071956][ T32] r4:00000000 [ 1326.072030][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.072161][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1326.072228][ T32] 9d20: dbe59000 e030d000 00000001 80239b98 7f537000 00000001 [ 1326.072287][ T32] 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 [ 1326.072386][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff ** 5 printk messages dropped ** [ 1326.072842][ T32] r4:e0529dc0 ** 11 printk messages dropped ** [ 1326.073865][ T32] r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 ** 11 printk messages dropped ** [ 1326.074717][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 14 printk messages dropped ** [ 1326.076008][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1326.076921][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1326.077519][ T32] r10:00000000 r9:84bc7d80 r8:80287e08 r7:e0549e60 r6:84bc7e80 r5:8482b000 ** 10 printk messages dropped ** [ 1326.079004][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1326.079578][ T32] 9d20: dbe59000 e030d000 00000001 80239b98 7f537000 00000001 ** 13 printk messages dropped ** [ 1326.095712][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1326.096124][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 ** 13 printk messages dropped ** [ 1326.096839][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1326.097428][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1326.097810][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1326.098799][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1326.100356][ T32] r4:00000000 [ 1326.100498][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.119804][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1326.119926][ T32] 9d20: dc4d9000 e030d000 00000001 80239b98 7f537000 00000001 [ 1326.119961][ T32] 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 [ 1326.120017][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1326.120074][ T32] r5:80000013 r4:80239bb0 [ 1326.120132][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.120198][ T32] r4:82ac21e4 [ 1326.120231][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.120312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1326.120571][ T32] r4:e0529dc0 [ 1326.121267][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.121403][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 [ 1326.121454][ T32] r4:00000000 [ 1326.121498][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.121595][ T32] r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [ 1326.121674][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.121774][ T32] r5:00001000 r4:edb93000 [ 1326.121819][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.121898][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.121984][ T32] r5:85e9c38c r4:85e9c000 [ 1326.122028][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.122147][ T32] r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [ 1326.122194][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.122351][ T32] r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.122410][ T32] r4:84bc7a80 [ 1326.122453][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.122591][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 [ 1326.122681][ T32] r4:00000001 [ 1326.122732][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.122813][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1326.122876][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.122939][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.122999][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.123066][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.123115][ T32] r4:84bcf940 [ 1326.123164][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.123236][ T32] INFO: task kworker/0:186:3714 blocked for more than 452 seconds. [ 1326.123324][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.123378][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.123423][ T32] task:kworker/0:186 state:D stack:0 pid:3714 tgid:3714 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.123582][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.123672][ T32] Call trace: [ 1326.123730][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1326.123822][ T32] r10:8291a684 r9:e03ddd84 r8:00000002 r7:60000113 r6:e03ddd8c r5:8482e000 [ 1326.123875][ T32] r4:8482e000 [ 1326.123920][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1326.124013][ T32] r5:8482e000 r4:8291a680 [ 1326.124072][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.124160][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.124250][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e03dde08 [ 1326.124317][ T32] r4:00000000 [ 1326.124416][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1326.124495][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.124572][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.124666][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8500c740 [ 1326.124770][ T32] r4:00000000 [ 1326.124822][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.124917][ T32] r9:83018005 r8:8482e000 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1326.125030][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.125112][ T32] r5:00001000 r4:dfc13000 [ 1326.125134][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.125176][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.125218][ T32] r5:84b4eb8c r4:84b4e800 ** 2 printk messages dropped ** [ 1326.125420][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1326.127057][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1326.127581][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff ** 8 printk messages dropped ** [ 1326.127976][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1326.128392][ T32] r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 ** 7 printk messages dropped ** [ 1326.128680][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) ** 9 printk messages dropped ** [ 1326.129043][ T32] task:kworker/0:187 state:D stack:0 pid:3715 tgid:3715 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1326.129597][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.129797][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1326.129959][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1326.130380][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1326.154534][ T32] r4:8500c0c0 ** 5 printk messages dropped ** [ 1326.155310][ T32] r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 ** 10 printk messages dropped ** [ 1326.156009][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 ** 12 printk messages dropped ** [ 1326.156964][ T32] r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 ** 8 printk messages dropped ** [ 1326.157575][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1326.158206][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1326.158836][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1326.159485][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1326.159810][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.159925][ T32] r5:84b09b8c r4:84b09800 [ 1326.159981][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.160052][ T32] r7:ddde2d80 r6:83018200 r5:84b09b8c r4:84babf00 [ 1326.160075][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.160123][ T32] r10:61c88647 r9:84829800 r8:84babf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.160144][ T32] r4:84babf00 [ 1326.160371][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.160437][ T32] r10:00000000 r9:84babf00 r8:80287e08 r7:e04f1e60 r6:84bc5000 r5:84829800 [ 1326.160497][ T32] r4:00000001 [ 1326.181138][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.181285][ T32] Exception stack(0xe047dfb0 to 0xe047dff8) [ 1326.181360][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.181453][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.181519][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.181586][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.181635][ T32] r4:84bcda80 [ 1326.182400][ T32] INFO: task kworker/1:113:3720 is blocked on a mutex likely owned by task kworker/0:180:3701. [ 1326.182524][ T32] task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.182673][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.182824][ T32] Call trace: [ 1326.182929][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.183085][ T32] r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 [ 1326.183152][ T32] r4:00000000 [ 1326.183194][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.183305][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1326.183372][ T32] 9d20: dcc32000 e030d000 00000001 80239b98 7f537000 00000001 [ 1326.183453][ T32] 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 [ 1326.183516][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1326.183570][ T32] r5:80000013 r4:80239bb0 [ 1326.183612][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.183701][ T32] r4:82ac21e4 [ 1326.183747][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.183833][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1326.183878][ T32] r4:e0529dc0 [ 1326.183981][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.184107][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 [ 1326.184162][ T32] r4:00000000 [ 1326.184205][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.184308][ T32] r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [ 1326.184392][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.184472][ T32] r5:00001000 r4:edb93000 [ 1326.184518][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.184608][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.184725][ T32] r5:85e9c38c r4:85e9c000 [ 1326.184784][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.184875][ T32] r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [ 1326.184921][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.185022][ T32] r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.185070][ T32] r4:84bc7a80 [ 1326.185111][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.185209][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 [ 1326.185252][ T32] r4:00000001 [ 1326.185285][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.185378][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1326.185448][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.185517][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.185604][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.185673][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.185725][ T32] r4:84bcf940 [ 1326.185785][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.185852][ T32] INFO: task kworker/1:114:3721 blocked for more than 452 seconds. [ 1326.185920][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.185971][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1326.186137][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1326.186780][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1326.187437][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1326.187747][ T32] r5:00001000 r4:dfbd1000 ** 1 printk messages dropped ** [ 1326.187939][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.188030][ T32] r5:84b09f8c r4:84b09c00 [ 1326.188074][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.188170][ T32] r7:ddde2d80 r6:83018200 r5:84b09f8c r4:84bab700 [ 1326.188217][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1326.188428][ T32] r4:84bab700 ** 2 printk messages dropped ** [ 1326.188624][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1326.188956][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1326.189592][ T32] task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1326.189856][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1326.189948][ T32] 9d20: dcc32000 e030d000 00000001 80239b98 7f537000 00000001 ** 6 printk messages dropped ** [ 1326.190184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 ** 8 printk messages dropped ** [ 1326.216019][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1326.216311][ T32] r4:84bc7a80 ** 1 printk messages dropped ** [ 1326.216506][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 ** 3 printk messages dropped ** [ 1326.216748][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.216777][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.216842][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.216914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.216971][ T32] r4:84bcf940 [ 1326.216998][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.217049][ T32] INFO: task kworker/1:115:3723 blocked for more than 452 seconds. [ 1326.217086][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.217111][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.217133][ T32] task:kworker/1:115 state:D stack:0 pid:3723 tgid:3723 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.217203][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.217251][ T32] Call trace: [ 1326.217326][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1326.217382][ T32] r10:8291a684 r9:e0521d84 r8:00000002 r7:60000113 r6:e0521d8c r5:84bdbc00 [ 1326.217421][ T32] r4:84bdbc00 [ 1326.217445][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1326.217516][ T32] r5:84bdbc00 r4:8291a680 [ 1326.217539][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.217630][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.217719][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0521e08 [ 1326.217773][ T32] r4:00000000 [ 1326.217825][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1326.217863][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.217921][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.217997][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85019b40 [ 1326.218054][ T32] r4:00000000 [ 1326.218076][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.218121][ T32] r9:83018205 r8:84bdbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1326.218142][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.218184][ T32] r5:00001000 r4:df9e7000 [ 1326.218246][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.218331][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.218424][ T32] r5:84b0af8c r4:84b0ac00 [ 1326.218447][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.218492][ T32] r7:ddde2d80 r6:83018200 r5:84b0af8c r4:84bab780 [ 1326.218512][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.218589][ T32] r10:61c88647 r9:84bdbc00 r8:84bab7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.218644][ T32] r4:84bab780 [ 1326.218703][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.218755][ T32] r10:00000000 r9:84bab780 r8:80287e08 r7:e04b5e60 r6:84babf80 r5:84bdbc00 [ 1326.218778][ T32] r4:00000001 [ 1326.218881][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.218920][ T32] Exception stack(0xe0521fb0 to 0xe0521ff8) [ 1326.218974][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.219005][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.219058][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.219090][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.219113][ T32] r4:84bcda80 [ 1326.219643][ T32] INFO: task kworker/1:115:3723 is blocked on a mutex likely owned by task kworker/0:180:3701. [ 1326.219725][ T32] task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.219923][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.220028][ T32] Call trace: [ 1326.220132][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.220238][ T32] r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 [ 1326.220299][ T32] r4:00000000 [ 1326.220366][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.237190][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1326.237299][ T32] 9d20: dd9ca000 e030d000 00000001 80239b98 7f537000 00000001 [ 1326.237334][ T32] 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 [ 1326.237360][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1326.237388][ T32] r5:80000013 r4:80239bb0 [ 1326.237410][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.237500][ T32] r4:82ac21e4 [ 1326.237524][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1326.238010][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1326.238509][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 ** 10 printk messages dropped ** [ 1326.239090][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 10 printk messages dropped ** [ 1326.239639][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1326.239973][ T32] r5:00001000 r4:e0445000 ** 1 printk messages dropped ** [ 1326.240029][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1326.240215][ T32] r10:61c88647 r9:84bd8c00 r8:84bab82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1326.247690][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1326.248662][ T32] Exception stack(0xe0529d28 to 0xe0529d70) ** 8 printk messages dropped ** [ 1326.248984][ T32] r4:e0529dc0 ** 7 printk messages dropped ** [ 1326.249276][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1326.249683][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 ** 6 printk messages dropped ** [ 1326.249901][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.249923][ T32] r4:84bcf940 [ 1326.249972][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.250004][ T32] INFO: task kworker/0:188:3726 blocked for more than 452 seconds. [ 1326.250066][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.250094][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.250117][ T32] task:kworker/0:188 state:D stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.250163][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.250203][ T32] Call trace: [ 1326.250293][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1326.250348][ T32] r10:8291a684 r9:e055dd84 r8:00000002 r7:60000113 r6:e055dd8c r5:84bd5400 [ 1326.250372][ T32] r4:84bd5400 [ 1326.250392][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1326.250564][ T32] r5:84bd5400 r4:8291a680 [ 1326.263875][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.263967][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.264060][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e055de08 [ 1326.264092][ T32] r4:00000000 [ 1326.264114][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1326.264156][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.264197][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.264239][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8500c9c0 [ 1326.264262][ T32] r4:00000000 [ 1326.264281][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.264410][ T32] r9:83018005 r8:84bd5400 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1326.264441][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.264550][ T32] r5:00001000 r4:dfc73000 [ 1326.264579][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.264668][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.264756][ T32] r5:84b4f38c r4:84b4f000 [ 1326.264799][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.264894][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84bc5080 [ 1326.264937][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.265031][ T32] r10:61c88647 r9:84bd5400 r8:84bc50ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.265076][ T32] r4:84bc5080 [ 1326.265163][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.265311][ T32] r10:00000000 r9:84bc5080 r8:80287e08 r7:e03dde60 r6:84bab580 r5:84bd5400 [ 1326.265408][ T32] r4:00000001 [ 1326.265516][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.265609][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1326.265677][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.265758][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.265852][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.265925][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.265976][ T32] r4:8500c5c0 [ 1326.266700][ T32] INFO: task kworker/0:188:3726 is blocked on a mutex likely owned by task kworker/0:180:3701. [ 1326.266791][ T32] task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1326.267102][ T32] Call trace: ** 4 printk messages dropped ** [ 1326.267663][ T32] Exception stack(0xe0529d28 to 0xe0529d70) ** 3 printk messages dropped ** [ 1326.267900][ T32] r5:80000013 r4:80239bb0 ** 3 printk messages dropped ** [ 1326.268175][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 ** 6 printk messages dropped ** [ 1326.268775][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1326.269064][ T32] r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 ** 3 printk messages dropped ** [ 1326.269226][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1326.269361][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) ** 3 printk messages dropped ** [ 1326.269521][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1326.269736][ T32] task:kworker/0:189 state:D stack:0 pid:3728 tgid:3728 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.269783][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.269823][ T32] Call trace: [ 1326.269852][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1326.269900][ T32] r10:8291a684 r9:e0499d84 r8:00000002 r7:60000113 r6:e0499d8c r5:84b74800 [ 1326.269953][ T32] r4:84b74800 [ 1326.269977][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1326.270021][ T32] r5:84b74800 r4:8291a680 [ 1326.270040][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.270078][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.270153][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0499e08 [ 1326.270180][ T32] r4:00000000 [ 1326.270199][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1326.270236][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.270270][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.270319][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8500c7c0 [ 1326.270355][ T32] r4:00000000 [ 1326.270377][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.270424][ T32] r9:83018005 r8:84b74800 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1326.270445][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.294700][ T32] r5:00001000 r4:dfc45000 [ 1326.294781][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.294910][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.295000][ T32] r5:84b4ef8c r4:84b4ec00 [ 1326.295048][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.295146][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84bc5280 [ 1326.295195][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.295363][ T32] r10:61c88647 r9:84b74800 r8:84bc52ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.295420][ T32] r4:84bc5280 [ 1326.295470][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.295581][ T32] r10:00000000 r9:84bc5280 r8:80287e08 r7:e055de60 r6:84bc5300 r5:84b74800 [ 1326.295633][ T32] r4:00000001 [ 1326.295679][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.295761][ T32] Exception stack(0xe0499fb0 to 0xe0499ff8) [ 1326.295832][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.295917][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.295980][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.296064][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.296118][ T32] r4:8500c800 [ 1326.296876][ T32] INFO: task kworker/0:189:3728 is blocked on a mutex likely owned by task kworker/0:180:3701. [ 1326.296962][ T32] task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.297100][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.297233][ T32] Call trace: [ 1326.297364][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.297479][ T32] r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 [ 1326.297529][ T32] r4:00000000 [ 1326.297573][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.297683][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1326.297764][ T32] 9d20: de378000 e030d000 00000001 80239b98 7f537000 00000001 [ 1326.297829][ T32] 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 ** 1 printk messages dropped ** [ 1326.297932][ T32] r5:80000013 r4:80239bb0 ** 7 printk messages dropped ** [ 1326.298411][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1326.299122][ T32] r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 ** 5 printk messages dropped ** [ 1326.299627][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1326.300049][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1326.312814][ T32] r10:8291a684 r9:e0561d84 r8:00000002 r7:60000013 r6:e0561d8c r5:8482ec00 ** 9 printk messages dropped ** [ 1326.313171][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 1326.313510][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.313550][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.313595][ T32] r5:84b4f78c r4:84b4f400 ** 1 printk messages dropped ** [ 1326.313663][ T32] r7:dddced80 r6:83018000 r5:84b4f78c r4:84bc5100 ** 1 printk messages dropped ** [ 1326.313730][ T32] r10:61c88647 r9:8482ec00 r8:84bc512c r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1326.313956][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1326.314173][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1326.314278][ T32] r4:8500c980 ** 3 printk messages dropped ** [ 1326.315322][ T32] Call trace: [ 1326.315392][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.315501][ T32] r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 [ 1326.315552][ T32] r4:00000000 [ 1326.315790][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.315922][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1326.315993][ T32] 9d20: de378000 e030d000 00000001 80239b98 7f537000 00000001 [ 1326.316066][ T32] 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 [ 1326.316128][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1326.316184][ T32] r5:80000013 r4:80239bb0 [ 1326.316273][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.316408][ T32] r4:82ac21e4 [ 1326.316461][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.316560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1326.316614][ T32] r4:e0529dc0 [ 1326.316662][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.316758][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 [ 1326.316814][ T32] r4:00000000 [ 1326.316862][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.316966][ T32] r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [ 1326.317016][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.317157][ T32] r5:00001000 r4:edb93000 [ 1326.317214][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.317344][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.317453][ T32] r5:85e9c38c r4:85e9c000 [ 1326.317500][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.317602][ T32] r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [ 1326.317726][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.317838][ T32] r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.317886][ T32] r4:84bc7a80 [ 1326.318049][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.318160][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 [ 1326.318212][ T32] r4:00000001 [ 1326.318253][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.318384][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1326.318448][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.318509][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.318565][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.318702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.318992][ T32] r4:84bcf940 [ 1326.319022][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.319055][ T32] INFO: task kworker/0:191:3732 blocked for more than 452 seconds. [ 1326.319091][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.319334][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.319360][ T32] task:kworker/0:191 state:D stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.319448][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.319499][ T32] Call trace: [ 1326.319549][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1326.319603][ T32] r10:8291a684 r9:e0565d84 r8:00000002 r7:60000113 r6:e0565d8c r5:8482d400 [ 1326.319634][ T32] r4:8482d400 [ 1326.319764][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1326.319813][ T32] r5:8482d400 r4:8291a680 [ 1326.319852][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.319896][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.319939][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0565e08 [ 1326.319960][ T32] r4:00000000 [ 1326.319979][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1326.320282][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.320371][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.346390][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8500cc80 [ 1326.346485][ T32] r4:00000000 [ 1326.346513][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.346629][ T32] r9:83018005 r8:8482d400 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1326.346658][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.346762][ T32] r5:00001000 r4:dfd7b000 [ 1326.346820][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.346865][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.347026][ T32] r5:84b4fb8c r4:84b4f800 [ 1326.347054][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.347105][ T32] r7:dddced80 r6:83018000 r5:84b4fb8c r4:84bc5380 [ 1326.347126][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.347174][ T32] r10:61c88647 r9:8482d400 r8:84bc53ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.347197][ T32] r4:84bc5380 [ 1326.347216][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.347262][ T32] r10:00000000 r9:84bc5380 r8:80287e08 r7:e0561e60 r6:84bc5480 r5:8482d400 [ 1326.347284][ T32] r4:00000001 [ 1326.347338][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.347381][ T32] Exception stack(0xe0565fb0 to 0xe0565ff8) [ 1326.347411][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.347442][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.347468][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.347553][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.347584][ T32] r4:8500cb00 [ 1326.348036][ T32] INFO: task kworker/0:191:3732 is blocked on a mutex likely owned by task kworker/0:180:3701. [ 1326.348183][ T32] task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.348377][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.348427][ T32] Call trace: [ 1326.348459][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.348515][ T32] r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 [ 1326.348538][ T32] r4:00000000 [ 1326.348558][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.348604][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1326.348632][ T32] 9d20: de882000 e030d000 00000001 80239b98 7f537000 00000001 [ 1326.348661][ T32] 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 [ 1326.348722][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1326.348750][ T32] r5:80000013 r4:80239bb0 [ 1326.348773][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.348841][ T32] r4:82ac21e4 [ 1326.348865][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.348908][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1326.348970][ T32] r4:e0529dc0 [ 1326.348994][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.349038][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 [ 1326.349061][ T32] r4:00000000 [ 1326.349119][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.349172][ T32] r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [ 1326.349195][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.349242][ T32] r5:00001000 r4:edb93000 [ 1326.349263][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1326.349344][ T32] r5:85e9c38c r4:85e9c000 ** 4 printk messages dropped ** [ 1326.349542][ T32] r4:84bc7a80 ** 2 printk messages dropped ** [ 1326.349651][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1326.349730][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1326.350238][ T32] INFO: task kworker/0:192:3734 blocked for more than 452 seconds. ** 3 printk messages dropped ** [ 1326.350464][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1326.363881][ T32] r4:84820000 ** 3 printk messages dropped ** [ 1326.364012][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1326.364794][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8500ce40 ** 4 printk messages dropped ** [ 1326.365118][ T32] r5:00001000 r4:dfda5000 ** 1 printk messages dropped ** [ 1326.365186][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.365229][ T32] r5:84b4ff8c r4:84b4fc00 [ 1326.365249][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.365440][ T32] r7:dddced80 r6:83018000 r5:84b4ff8c r4:84bc5200 [ 1326.365481][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.365534][ T32] r10:61c88647 r9:84820000 r8:84bc522c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.365557][ T32] r4:84bc5200 [ 1326.365589][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.365640][ T32] r10:00000000 r9:84bc5200 r8:80287e08 r7:e0565e60 r6:84bc5600 r5:84820000 [ 1326.365664][ T32] r4:00000001 [ 1326.365710][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.365905][ T32] Exception stack(0xe057dfb0 to 0xe057dff8) [ 1326.365955][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.365988][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.366033][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.366079][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.366214][ T32] r4:8500cbc0 [ 1326.366640][ T32] INFO: task kworker/0:192:3734 is blocked on a mutex likely owned by task kworker/0:180:3701. [ 1326.366680][ T32] task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.366803][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.366860][ T32] Call trace: [ 1326.367164][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.367249][ T32] r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 [ 1326.367277][ T32] r4:00000000 [ 1326.367314][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.367358][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1326.367386][ T32] 9d20: dee58000 e030d000 00000001 80239b98 7f537000 00000001 [ 1326.367441][ T32] 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 [ 1326.367470][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1326.367518][ T32] r5:80000013 r4:80239bb0 [ 1326.367541][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.367588][ T32] r4:82ac21e4 [ 1326.367609][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.367653][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1326.367676][ T32] r4:e0529dc0 [ 1326.367695][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.367737][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 [ 1326.367793][ T32] r4:00000000 [ 1326.367817][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.367863][ T32] r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [ 1326.367885][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.367928][ T32] r5:00001000 r4:edb93000 [ 1326.367953][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.367994][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.368138][ T32] r5:85e9c38c r4:85e9c000 [ 1326.368162][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.368244][ T32] r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [ 1326.368420][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.368599][ T32] r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.368831][ T32] r4:84bc7a80 [ 1326.368856][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.368905][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 [ 1326.368928][ T32] r4:00000001 [ 1326.368947][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.368984][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1326.369011][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1326.369216][ T32] r4:84bcf940 ** 4 printk messages dropped ** [ 1326.369395][ T32] task:kworker/0:193 state:D stack:0 pid:3737 tgid:3737 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1326.369613][ T32] r10:8291a684 r9:e0581d84 r8:00000002 r7:60000113 r6:e0581d8c r5:84820c00 ** 4 printk messages dropped ** [ 1326.369832][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1326.369929][ T32] r4:00000000 [ 1326.369953][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1326.369988][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.370027][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.370069][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8500cf80 [ 1326.370092][ T32] r4:00000000 [ 1326.370111][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.370156][ T32] r9:83018005 r8:84820c00 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1326.370177][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.370218][ T32] r5:00001000 r4:dfea3000 [ 1326.370237][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.370275][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.370316][ T32] r5:8504438c r4:85044000 [ 1326.370336][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.370385][ T32] r7:dddced80 r6:83018000 r5:8504438c r4:84bc5500 [ 1326.370443][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.393594][ T32] r10:61c88647 r9:84820c00 r8:84bc552c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.393643][ T32] r4:84bc5500 [ 1326.393735][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.393810][ T32] r10:00000000 r9:84bc5500 r8:80287e08 r7:e057de60 r6:84bc5680 r5:84820c00 [ 1326.393855][ T32] r4:00000001 [ 1326.393880][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.393920][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1326.393983][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.394017][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.394198][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.394279][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.394305][ T32] r4:8500ce00 [ 1326.394725][ T32] INFO: task kworker/0:193:3737 is blocked on a mutex likely owned by task kworker/0:180:3701. [ 1326.394766][ T32] task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.395005][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.395067][ T32] Call trace: [ 1326.395373][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.395432][ T32] r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 [ 1326.395458][ T32] r4:00000000 [ 1326.395478][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.395518][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1326.395546][ T32] 9d20: df44a000 e030d000 00000001 80239b98 7f537000 00000001 [ 1326.395685][ T32] 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 [ 1326.395715][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1326.395739][ T32] r5:80000013 r4:80239bb0 [ 1326.395806][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.395854][ T32] r4:82ac21e4 [ 1326.395906][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.396028][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1326.396054][ T32] r4:e0529dc0 [ 1326.396073][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.396117][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 [ 1326.396158][ T32] r4:00000000 [ 1326.396207][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.396269][ T32] r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [ 1326.396294][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.396387][ T32] r5:00001000 r4:edb93000 [ 1326.396467][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.396519][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.396572][ T32] r5:85e9c38c r4:85e9c000 [ 1326.396594][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.396647][ T32] r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [ 1326.396670][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.396719][ T32] r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.396759][ T32] r4:84bc7a80 [ 1326.396815][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.396876][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 [ 1326.397119][ T32] r4:00000001 [ 1326.397143][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.397182][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1326.397214][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.397246][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.397272][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.397330][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.397384][ T32] r4:84bcf940 [ 1326.397411][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.397440][ T32] INFO: task kworker/0:194:3739 blocked for more than 452 seconds. [ 1326.397473][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.397532][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.397557][ T32] task:kworker/0:194 state:D stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.397612][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.397654][ T32] Call trace: [ 1326.397683][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1326.397733][ T32] r10:8291a684 r9:e058dd84 r8:00000002 r7:60000013 r6:e058dd8c r5:84821800 [ 1326.397757][ T32] r4:84821800 [ 1326.397777][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1326.397847][ T32] r5:84821800 r4:8291a680 [ 1326.397898][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.397944][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.398125][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e058de08 [ 1326.398183][ T32] r4:00000000 [ 1326.398241][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1326.398279][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.398317][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.398411][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85011040 [ 1326.398552][ T32] r4:00000000 [ 1326.398583][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.398630][ T32] r9:83018005 r8:84821800 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1326.398653][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.398776][ T32] r5:00001000 r4:e03cb000 [ 1326.398891][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.398951][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.399050][ T32] r5:85044b8c r4:85044800 [ 1326.399073][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.399122][ T32] r7:dddced80 r6:83018000 r5:85044b8c r4:84bc5700 [ 1326.399193][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.399256][ T32] r10:61c88647 r9:84821800 r8:84bc572c r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1326.399883][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1326.400349][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1326.421727][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1326.422154][ T32] Exception stack(0xe0529d28 to 0xe0529d70) ** 7 printk messages dropped ** [ 1326.422910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 ** 10 printk messages dropped ** [ 1326.423557][ T32] r5:85e9c38c r4:85e9c000 ** 4 printk messages dropped ** [ 1326.423714][ T32] r4:84bc7a80 ** 3 printk messages dropped ** [ 1326.423824][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1326.424137][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1326.424454][ T32] r10:8291a684 r9:e04c5d84 r8:00000002 r7:60000113 r6:e04c5d8c r5:84822400 ** 8 printk messages dropped ** [ 1326.424770][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.424805][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.424863][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8500c200 [ 1326.425292][ T32] r4:00000000 [ 1326.425324][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.425498][ T32] r9:83018005 r8:84822400 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1326.425531][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.425579][ T32] r5:00001000 r4:e01d5000 [ 1326.425599][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.425638][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.425680][ T32] r5:8504478c r4:85044400 [ 1326.425824][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.425988][ T32] r7:dddced80 r6:83018000 r5:8504478c r4:84bc5580 [ 1326.426016][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.426067][ T32] r10:61c88647 r9:84822400 r8:84bc55ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.426090][ T32] r4:84bc5580 [ 1326.426109][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.426153][ T32] r10:00000000 r9:84bc5580 r8:80287e08 r7:e058de60 r6:84bc5780 r5:84822400 [ 1326.426300][ T32] r4:00000001 [ 1326.426339][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.426388][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1326.426415][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.426443][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.426503][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.426555][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.426582][ T32] r4:8500cec0 [ 1326.426869][ T32] INFO: task kworker/0:195:3740 is blocked on a mutex likely owned by task kworker/0:180:3701. [ 1326.426907][ T32] task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.427208][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.427324][ T32] Call trace: [ 1326.427361][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.427415][ T32] r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 [ 1326.427438][ T32] r4:00000000 [ 1326.427457][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.427632][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1326.427699][ T32] 9d20: df93a000 e030d000 00000001 80239b98 7f537000 00000001 [ 1326.427733][ T32] 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 [ 1326.427758][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1326.427781][ T32] r5:80000013 r4:80239bb0 [ 1326.427858][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.427902][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1326.428046][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 ** 16 printk messages dropped ** [ 1326.428843][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 15 printk messages dropped ** [ 1326.429793][ T32] r4:84823c00 ** 10 printk messages dropped ** [ 1326.430351][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.457141][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.457194][ T32] r5:85044f8c r4:85044c00 [ 1326.457216][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.457265][ T32] r7:dddced80 r6:83018000 r5:85044f8c r4:84bc5880 [ 1326.457287][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.457417][ T32] r10:61c88647 r9:84823c00 r8:84bc58ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.457447][ T32] r4:84bc5880 [ 1326.457468][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.457519][ T32] r10:00000000 r9:84bc5880 r8:80287e08 r7:e058de60 r6:84bc5a00 r5:84823c00 [ 1326.457612][ T32] r4:00000001 [ 1326.457644][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.457714][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1326.457779][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.457815][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.457846][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.457876][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.457898][ T32] r4:85011000 [ 1326.458319][ T32] INFO: task kworker/0:196:3742 is blocked on a mutex likely owned by task kworker/0:180:3701. [ 1326.458358][ T32] task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.458428][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.458490][ T32] Call trace: [ 1326.458635][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.458693][ T32] r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 [ 1326.458759][ T32] r4:00000000 [ 1326.458782][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.458825][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1326.458853][ T32] 9d20: dfe16000 e030d000 00000001 80239b98 7f537000 00000001 [ 1326.458972][ T32] 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 [ 1326.459001][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1326.459025][ T32] r5:80000013 r4:80239bb0 [ 1326.459046][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.459091][ T32] r4:82ac21e4 [ 1326.459133][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.459180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1326.459203][ T32] r4:e0529dc0 [ 1326.459308][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.459354][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 [ 1326.459377][ T32] r4:00000000 [ 1326.459397][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.459451][ T32] r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [ 1326.459472][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.459578][ T32] r5:00001000 r4:edb93000 [ 1326.459604][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.459678][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.459725][ T32] r5:85e9c38c r4:85e9c000 [ 1326.459744][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.459792][ T32] r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [ 1326.459813][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.459860][ T32] r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.459929][ T32] r4:84bc7a80 [ 1326.459997][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.460047][ T32] r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 [ 1326.460070][ T32] r4:00000001 [ 1326.460089][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.460158][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1326.460188][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.460220][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.460279][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.460388][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.460417][ T32] r4:84bcf940 [ 1326.460439][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.460558][ T32] INFO: task kworker/0:197:3744 blocked for more than 452 seconds. [ 1326.468854][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.468907][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.469096][ T32] task:kworker/0:197 state:D stack:0 pid:3744 tgid:3744 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.469163][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.469359][ T32] Call trace: [ 1326.469407][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1326.469472][ T32] r10:8291a684 r9:e0591d84 r8:00000002 r7:60000013 r6:e0591d8c r5:84825400 ** 2 printk messages dropped ** [ 1326.469616][ T32] r5:84825400 r4:8291a680 ** 1 printk messages dropped ** [ 1326.469675][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1326.469877][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1326.469959][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85011440 ** 5 printk messages dropped ** [ 1326.470220][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.470294][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.470378][ T32] r5:8504538c r4:85045000 [ 1326.470412][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.470508][ T32] r7:dddced80 r6:83018000 r5:8504538c r4:84bc5900 [ 1326.480980][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.481087][ T32] r10:61c88647 r9:84825400 r8:84bc592c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.481113][ T32] r4:84bc5900 [ 1326.481134][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.481202][ T32] r10:00000000 r9:84bc5900 r8:80287e08 r7:e0595e60 r6:84bc5a80 r5:84825400 [ 1326.481231][ T32] r4:00000001 [ 1326.481251][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.481289][ T32] Exception stack(0xe0591fb0 to 0xe0591ff8) [ 1326.481358][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.481393][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.481453][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.481493][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.481516][ T32] r4:85011280 [ 1326.481960][ T32] INFO: task kworker/0:197:3744 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1326.482003][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.482214][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.482326][ T32] Call trace: [ 1326.482358][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.482456][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1326.482483][ T32] r4:00000000 [ 1326.482502][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.482594][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1326.482664][ T32] 1d20: 7f8db000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1326.482728][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1326.482779][ T32] 1d60: 80230ad0 80239bb0 90000013 ffffffff [ 1326.482838][ T32] r5:90000013 r4:80239bb0 [ 1326.482890][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.482990][ T32] r4:82ac21e4 [ 1326.483036][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.483209][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1326.483294][ T32] r4:e0501dc0 [ 1326.483455][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.483560][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1326.483616][ T32] r4:00000000 [ 1326.483661][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.483766][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1326.483813][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.483897][ T32] r5:00001000 r4:e0315000 [ 1326.483942][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.484029][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.484117][ T32] r5:84b4cf8c r4:84b4cc00 [ 1326.484166][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.484261][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1326.484306][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.484437][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.484488][ T32] r4:84bc7780 [ 1326.484530][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.484639][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1326.484685][ T32] r4:00000001 [ 1326.484726][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.484800][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1326.484856][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.484916][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.484977][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.485037][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.485086][ T32] r4:84bcf280 [ 1326.485164][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.485229][ T32] INFO: task kworker/0:198:3746 blocked for more than 452 seconds. [ 1326.485326][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.485432][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.485482][ T32] task:kworker/0:198 state:D stack:0 pid:3746 tgid:3746 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.485590][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.485730][ T32] Call trace: [ 1326.485890][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1326.485943][ T32] r10:8291a684 r9:e059dd84 r8:00000002 r7:60000013 r6:e059dd8c r5:84823000 [ 1326.485999][ T32] r4:84823000 [ 1326.486055][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1326.486104][ T32] r5:84823000 r4:8291a680 [ 1326.486124][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.486190][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.486252][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e059de08 [ 1326.486276][ T32] r4:00000000 [ 1326.486298][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1326.486364][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.486403][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.486445][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85011400 [ 1326.486468][ T32] r4:00000000 [ 1326.486487][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.486592][ T32] r9:83018005 r8:84823000 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1326.486619][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.486663][ T32] r5:00001000 r4:e042f000 [ 1326.486683][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.486721][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.486789][ T32] r5:8504578c r4:85045400 [ 1326.486879][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.486950][ T32] r7:dddced80 r6:83018000 r5:8504578c r4:84bc5b00 [ 1326.486989][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.487040][ T32] r10:61c88647 r9:84823000 r8:84bc5b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.487063][ T32] r4:84bc5b00 [ 1326.487117][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.487199][ T32] r10:00000000 r9:84bc5b00 r8:80287e08 r7:e0591e60 r6:84bc5980 r5:84823000 [ 1326.487225][ T32] r4:00000001 [ 1326.487245][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.487326][ T32] Exception stack(0xe059dfb0 to 0xe059dff8) [ 1326.487363][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.487394][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.487423][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.487452][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.487475][ T32] r4:85011400 [ 1326.487856][ T32] INFO: task kworker/0:198:3746 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1326.487944][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.488009][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.488085][ T32] Call trace: [ 1326.488119][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.488179][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1326.488236][ T32] r4:00000000 [ 1326.488278][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.488409][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1326.488446][ T32] 1d20: 7f8db000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1326.488476][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1326.488576][ T32] 1d60: 80230ad0 80239bb0 90000013 ffffffff [ 1326.488606][ T32] r5:90000013 r4:80239bb0 [ 1326.488632][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.488699][ T32] r4:82ac21e4 [ 1326.488722][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.488766][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1326.488788][ T32] r4:e0501dc0 [ 1326.488828][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.488950][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1326.488978][ T32] r4:00000000 [ 1326.489029][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.489109][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1326.489164][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.489285][ T32] r5:00001000 r4:e0315000 [ 1326.489347][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.489440][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.489681][ T32] r5:84b4cf8c r4:84b4cc00 [ 1326.489733][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.489828][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1326.489877][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.489981][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.490040][ T32] r4:84bc7780 [ 1326.490095][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.490194][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1326.490241][ T32] r4:00000001 [ 1326.490278][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.490320][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1326.490347][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.490398][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.524392][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.524496][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.524524][ T32] r4:84bcf280 [ 1326.524581][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.524618][ T32] INFO: task kworker/0:199:3748 blocked for more than 452 seconds. [ 1326.524683][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.524715][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.524784][ T32] task:kworker/0:199 state:D stack:0 pid:3748 tgid:3748 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.524910][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.525063][ T32] Call trace: [ 1326.525173][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1326.525290][ T32] r10:8291a684 r9:e0599d84 r8:00000002 r7:60000113 r6:e0599d8c r5:84824800 [ 1326.525373][ T32] r4:84824800 [ 1326.525422][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1326.525518][ T32] r5:84824800 r4:8291a680 [ 1326.525580][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.525666][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.525758][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0599e08 [ 1326.525804][ T32] r4:00000000 [ 1326.525844][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1326.525914][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.525989][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.526096][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85011100 [ 1326.526152][ T32] r4:00000000 [ 1326.526230][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.526366][ T32] r9:83018005 r8:84824800 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1326.526418][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.526506][ T32] r5:00001000 r4:e0451000 [ 1326.526579][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.526715][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.526809][ T32] r5:85045b8c r4:85045800 [ 1326.526854][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.526954][ T32] r7:dddced80 r6:83018000 r5:85045b8c r4:84bc5b80 [ 1326.526999][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.527094][ T32] r10:61c88647 r9:84824800 r8:84bc5bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.527140][ T32] r4:84bc5b80 [ 1326.527180][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.527270][ T32] r10:00000000 r9:84bc5b80 r8:80287e08 r7:e059de60 r6:84bc5d00 r5:84824800 [ 1326.527357][ T32] r4:00000001 [ 1326.527405][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.527509][ T32] Exception stack(0xe0599fb0 to 0xe0599ff8) [ 1326.527584][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.527651][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.527706][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.527766][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.527820][ T32] r4:85011700 [ 1326.528445][ T32] INFO: task kworker/0:199:3748 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1326.528492][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.528667][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.528747][ T32] Call trace: [ 1326.528785][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.528854][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1326.528900][ T32] r4:00000000 [ 1326.528926][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.528970][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1326.528999][ T32] 1d20: 804c2000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1326.529061][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1326.529119][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1326.529173][ T32] r5:80000013 r4:80239bb0 [ 1326.529217][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.529309][ T32] r4:82ac21e4 [ 1326.529359][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.529419][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1326.529442][ T32] r4:e0501dc0 [ 1326.529461][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.529579][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1326.529636][ T32] r4:00000000 [ 1326.529659][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.529706][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1326.529737][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.529846][ T32] r5:00001000 r4:e0315000 [ 1326.529896][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.529940][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.530008][ T32] r5:84b4cf8c r4:84b4cc00 [ 1326.530030][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.530079][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1326.530131][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.530215][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.530240][ T32] r4:84bc7780 [ 1326.530259][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.530322][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1326.530375][ T32] r4:00000001 [ 1326.530420][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.543312][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1326.543418][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.543526][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.543614][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.543653][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.543740][ T32] r4:84bcf280 [ 1326.543865][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.543943][ T32] INFO: task kworker/1:117:3751 blocked for more than 453 seconds. [ 1326.544038][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.544097][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.544127][ T32] task:kworker/1:117 state:D stack:0 pid:3751 tgid:3751 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.544261][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.544461][ T32] Call trace: [ 1326.544582][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1326.544673][ T32] r10:8291a684 r9:e05b9d84 r8:00000002 r7:60000113 r6:e05b9d8c r5:84be2400 [ 1326.544788][ T32] r4:84be2400 [ 1326.544881][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1326.544932][ T32] r5:84be2400 r4:8291a680 [ 1326.544953][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.545049][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.545137][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05b9e08 [ 1326.545222][ T32] r4:00000000 [ 1326.545299][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1326.545409][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.545505][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.545557][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85019a40 [ 1326.545621][ T32] r4:00000000 [ 1326.545645][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.545694][ T32] r9:83018205 r8:84be2400 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 [ 1326.545738][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.545785][ T32] r5:00001000 r4:df99d000 [ 1326.545808][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.545850][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.545892][ T32] r5:84b0ab8c r4:84b0a800 [ 1326.545911][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.545995][ T32] r7:ddde2d80 r6:83018200 r5:84b0ab8c r4:84bab600 [ 1326.546026][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.546076][ T32] r10:61c88647 r9:84be2400 r8:84bab62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.546102][ T32] r4:84bab600 [ 1326.546124][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.546170][ T32] r10:00000000 r9:84bab600 r8:80287e08 r7:e0521e60 r6:84bab380 r5:84be2400 [ 1326.546192][ T32] r4:00000001 [ 1326.546211][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.546280][ T32] Exception stack(0xe05b9fb0 to 0xe05b9ff8) [ 1326.546314][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.546373][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.546434][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.546466][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1326.547299][ T32] Call trace: ** 4 printk messages dropped ** [ 1326.547563][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1326.547593][ T32] 1d20: 804c2000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1326.547621][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1326.547683][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1326.547711][ T32] r5:80000013 r4:80239bb0 [ 1326.547731][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.547773][ T32] r4:82ac21e4 [ 1326.547821][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.547894][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1326.547951][ T32] r4:e0501dc0 [ 1326.547973][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.548046][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1326.548107][ T32] r4:00000000 [ 1326.548129][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.548228][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1326.548260][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.548304][ T32] r5:00001000 r4:e0315000 [ 1326.548421][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.548478][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.548567][ T32] r5:84b4cf8c r4:84b4cc00 [ 1326.548630][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.548684][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1326.548740][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.548793][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.548816][ T32] r4:84bc7780 [ 1326.548865][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.548954][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1326.548980][ T32] r4:00000001 [ 1326.549000][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.549076][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1326.549137][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.549202][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.549284][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.549318][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.549340][ T32] r4:84bcf280 [ 1326.549359][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.549386][ T32] INFO: task kworker/0:200:3753 blocked for more than 453 seconds. [ 1326.549449][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.549512][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.549537][ T32] task:kworker/0:200 state:D stack:0 pid:3753 tgid:3753 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.549678][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.549817][ T32] Call trace: [ 1326.549899][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1326.549952][ T32] r10:8291a684 r9:e05b1d84 r8:00000002 r7:60000113 r6:e05b1d8c r5:84826c00 [ 1326.550010][ T32] r4:84826c00 [ 1326.550063][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1326.550159][ T32] r5:84826c00 r4:8291a680 [ 1326.550249][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.550462][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.569862][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05b1e08 [ 1326.569911][ T32] r4:00000000 [ 1326.569935][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1326.569993][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.570032][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.570075][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85011ac0 [ 1326.570097][ T32] r4:00000000 [ 1326.570116][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.570197][ T32] r9:83018005 r8:84826c00 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1326.570224][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1326.570420][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.571376][ T32] r5:8504638c r4:85046000 [ 1326.571413][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1326.571575][ T32] r10:61c88647 r9:84826c00 r8:84bc5c2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1326.571810][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1326.572396][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1326.572880][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 ** 1 printk messages dropped ** [ 1326.572994][ T32] r5:80000013 r4:80239bb0 [ 1326.573049][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.573124][ T32] r4:82ac21e4 [ 1326.573147][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.573191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1326.573213][ T32] r4:e0501dc0 [ 1326.573232][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.573274][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1326.573301][ T32] r4:00000000 [ 1326.573322][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.573402][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1326.573428][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.573471][ T32] r5:00001000 r4:e0315000 [ 1326.573490][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.573562][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.573609][ T32] r5:84b4cf8c r4:84b4cc00 [ 1326.573630][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.573677][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1326.573759][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.573811][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.573833][ T32] r4:84bc7780 [ 1326.573852][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.573899][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1326.574011][ T32] r4:00000001 [ 1326.574034][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.574074][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1326.574129][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.574190][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.574219][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.574250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.574331][ T32] r4:84bcf280 [ 1326.574401][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.574449][ T32] INFO: task kworker/0:201:3754 blocked for more than 453 seconds. [ 1326.574512][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.574542][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.574563][ T32] task:kworker/0:201 state:D stack:0 pid:3754 tgid:3754 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.574674][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.574750][ T32] Call trace: [ 1326.574825][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1326.574879][ T32] r10:8291a684 r9:e05b5d84 r8:00000002 r7:60000113 r6:e05b5d8c r5:84826000 [ 1326.574905][ T32] r4:84826000 [ 1326.574927][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1326.574972][ T32] r5:84826000 r4:8291a680 [ 1326.574992][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.575062][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.575138][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05b5e08 [ 1326.575164][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1326.575237][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1326.575477][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1326.575644][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.575690][ T32] r5:85045f8c r4:85045c00 [ 1326.575709][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.575788][ T32] r7:dddced80 r6:83018000 r5:85045f8c r4:84bc5e00 [ 1326.575813][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.575863][ T32] r10:61c88647 r9:84826000 r8:84bc5e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.575887][ T32] r4:84bc5e00 [ 1326.575936][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.575988][ T32] r10:00000000 r9:84bc5e00 r8:80287e08 r7:e05b1e60 r6:84bc5f00 r5:84826000 [ 1326.576044][ T32] r4:00000001 [ 1326.576066][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.576162][ T32] Exception stack(0xe05b5fb0 to 0xe05b5ff8) [ 1326.576223][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.576255][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.576282][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.576321][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.576370][ T32] r4:85011880 [ 1326.576654][ T32] INFO: task kworker/0:201:3754 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1326.576703][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.576766][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.576823][ T32] Call trace: [ 1326.576856][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.576909][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1326.576933][ T32] r4:00000000 [ 1326.576951][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.576991][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1326.577018][ T32] 1d20: 80cce000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1326.577047][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1326.577071][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1326.577095][ T32] r5:80000013 r4:80239bb0 [ 1326.577133][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.577208][ T32] r4:82ac21e4 [ 1326.577231][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.577275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1326.577340][ T32] r4:e0501dc0 [ 1326.577363][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.577406][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1326.577447][ T32] r4:00000000 [ 1326.577517][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.577591][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1326.577651][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.577704][ T32] r5:00001000 r4:e0315000 [ 1326.577727][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.577770][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.577814][ T32] r5:84b4cf8c r4:84b4cc00 [ 1326.577833][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.577879][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1326.577920][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.577979][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 1 printk messages dropped ** [ 1326.578056][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1326.578657][ T32] r4:84bcf280 ** 5 printk messages dropped ** [ 1326.578923][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1326.579596][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.579949][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1326.580306][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1326.603556][ T32] r10:61c88647 r9:84b88000 r8:84bc5cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.603612][ T32] r4:84bc5c80 [ 1326.603667][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.603721][ T32] r10:00000000 r9:84bc5c80 r8:80287e08 r7:e05b1e60 r6:84bc5e80 r5:84b88000 [ 1326.603771][ T32] r4:00000001 [ 1326.603793][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.603833][ T32] Exception stack(0xe05bdfb0 to 0xe05bdff8) [ 1326.603864][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.603892][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.603918][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.603947][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.603969][ T32] r4:85011a80 [ 1326.604452][ T32] INFO: task kworker/0:202:3756 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1326.604499][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.604688][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.604742][ T32] Call trace: [ 1326.604773][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.604828][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1326.604851][ T32] r4:00000000 [ 1326.604870][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.604909][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1326.604982][ T32] 1d20: 812e0000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1326.605043][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1326.605072][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1326.605123][ T32] r5:80000013 r4:80239bb0 [ 1326.605179][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.605226][ T32] r4:82ac21e4 [ 1326.605246][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.605289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1326.605338][ T32] r4:e0501dc0 [ 1326.605360][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.605429][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1326.605454][ T32] r4:00000000 [ 1326.605476][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.605522][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1326.605544][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.605585][ T32] r5:00001000 r4:e0315000 [ 1326.605605][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1326.605750][ T32] r5:84b4cf8c r4:84b4cc00 ** 10 printk messages dropped ** [ 1326.606281][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1326.606973][ T32] r4:84b88c00 ** 7 printk messages dropped ** [ 1326.607368][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1326.607765][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1326.608262][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1326.608435][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1326.609107][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1326.609534][ T32] Exception stack(0xe0501d28 to 0xe0501d70) ** 3 printk messages dropped ** [ 1326.609764][ T32] r5:80000013 r4:80239bb0 ** 6 printk messages dropped ** [ 1326.610048][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 16 printk messages dropped ** [ 1326.636983][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 13 printk messages dropped ** [ 1326.638778][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) ** 12 printk messages dropped ** [ 1326.640146][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.640678][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.661903][ T32] r5:85046f8c r4:85046c00 [ 1326.661976][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.662123][ T32] r7:dddced80 r6:83018000 r5:85046f8c r4:85016000 [ 1326.662166][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.662258][ T32] r10:61c88647 r9:84b89800 r8:8501602c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.662302][ T32] r4:85016000 [ 1326.662364][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.662491][ T32] r10:00000000 r9:85016000 r8:80287e08 r7:e05bde60 r6:85016080 r5:84b89800 [ 1326.662544][ T32] r4:00000001 [ 1326.662634][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.662712][ T32] Exception stack(0xe05c5fb0 to 0xe05c5ff8) [ 1326.662869][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.662991][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.663118][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.663234][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.663283][ T32] r4:85011d80 [ 1326.664026][ T32] INFO: task kworker/0:204:3760 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1326.664097][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.664295][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.664415][ T32] Call trace: [ 1326.664702][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.664809][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1326.664855][ T32] r4:00000000 [ 1326.664909][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.664988][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1326.665043][ T32] 1d20: 8201b000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1326.665097][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 ** 3 printk messages dropped ** [ 1326.665385][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1326.665963][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.666633][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1326.667668][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 7 printk messages dropped ** [ 1326.668390][ T32] r4:84bcf280 ** 5 printk messages dropped ** [ 1326.669353][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1326.670149][ T32] r5:84b8a400 r4:8291a680 ** 5 printk messages dropped ** [ 1326.721380][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1326.722495][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.722636][ T32] r5:8504738c r4:85047000 ** 3 printk messages dropped ** [ 1326.723215][ T32] r10:61c88647 r9:84b8a400 r8:8501622c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1326.724487][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1326.727074][ T32] Call trace: ** 4 printk messages dropped ** [ 1326.727654][ T32] Exception stack(0xe0501d28 to 0xe0501d70) ** 4 printk messages dropped ** [ 1326.727992][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 11 printk messages dropped ** [ 1326.729053][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1326.729659][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1326.730167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1326.755214][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1326.756185][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1326.756649][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e180 ** 6 printk messages dropped ** [ 1326.757152][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1326.757380][ T32] r7:dddced80 r6:83018000 r5:8504778c r4:85016380 ** 3 printk messages dropped ** [ 1326.757609][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1326.758036][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.758090][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.758148][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.758195][ T32] r4:8501e280 [ 1326.758931][ T32] INFO: task kworker/0:206:3764 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1326.759014][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.759188][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.759280][ T32] Call trace: [ 1326.759375][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.759477][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1326.759525][ T32] r4:00000000 [ 1326.759603][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.759690][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1326.759774][ T32] 1d20: 8290c000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1326.759838][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1326.759927][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1326.760032][ T32] r5:80000013 r4:80239bb0 [ 1326.760082][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.760176][ T32] r4:82ac21e4 [ 1326.760299][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.760409][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1326.760581][ T32] r4:e0501dc0 [ 1326.774824][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.774993][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1326.775057][ T32] r4:00000000 [ 1326.775115][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.775213][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1326.775259][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.775357][ T32] r5:00001000 r4:e0315000 [ 1326.775399][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.775497][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.775586][ T32] r5:84b4cf8c r4:84b4cc00 [ 1326.775627][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.775724][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1326.775769][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.775859][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.775905][ T32] r4:84bc7780 [ 1326.775948][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.776038][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1326.776084][ T32] r4:00000001 [ 1326.776146][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.776227][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1326.776285][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.776395][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.776484][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.776557][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.776602][ T32] r4:84bcf280 [ 1326.776670][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.776736][ T32] INFO: task kworker/0:207:3766 blocked for more than 453 seconds. [ 1326.776796][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.776841][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.776941][ T32] task:kworker/0:207 state:D stack:0 pid:3766 tgid:3766 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.777052][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.777135][ T32] Call trace: [ 1326.777201][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1326.777306][ T32] r10:8291a684 r9:e05d1d84 r8:00000002 r7:60000113 r6:e05d1d8c r5:84b8bc00 [ 1326.777352][ T32] r4:84b8bc00 [ 1326.777403][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1326.777517][ T32] r5:84b8bc00 r4:8291a680 [ 1326.777564][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.777642][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.777721][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05d1e08 [ 1326.777764][ T32] r4:00000000 [ 1326.777801][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1326.777866][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.777931][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.778008][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e4c0 [ 1326.778051][ T32] r4:00000000 [ 1326.778105][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.778214][ T32] r9:83018005 r8:84b8bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [ 1326.778273][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.778365][ T32] r5:00001000 r4:e05a1000 [ 1326.778404][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.778476][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.778556][ T32] r5:85047f8c r4:85047c00 [ 1326.778594][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.778679][ T32] r7:dddced80 r6:83018000 r5:85047f8c r4:85016500 [ 1326.778718][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.778805][ T32] r10:61c88647 r9:84b8bc00 r8:8501652c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.778847][ T32] r4:85016500 [ 1326.778884][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.778966][ T32] r10:00000000 r9:85016500 r8:80287e08 r7:e05cde60 r6:85016580 r5:84b8bc00 [ 1326.779008][ T32] r4:00000001 [ 1326.779046][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.779113][ T32] Exception stack(0xe05d1fb0 to 0xe05d1ff8) [ 1326.779163][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.779216][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.779266][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.779359][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.779409][ T32] r4:8501e140 [ 1326.780125][ T32] INFO: task kworker/0:207:3766 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1326.780193][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.780305][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.780424][ T32] Call trace: [ 1326.794317][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.794442][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1326.794473][ T32] r4:00000000 [ 1326.794495][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.794545][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1326.794580][ T32] 1d20: 82b99000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1326.794609][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1326.794634][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1326.794715][ T32] r5:80000013 r4:80239bb0 [ 1326.794778][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.794825][ T32] r4:82ac21e4 [ 1326.794845][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.794899][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1326.794924][ T32] r4:e0501dc0 [ 1326.794943][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.795035][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1326.795060][ T32] r4:00000000 [ 1326.795082][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.795169][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1326.795195][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.795241][ T32] r5:00001000 r4:e0315000 [ 1326.795302][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.795447][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.795510][ T32] r5:84b4cf8c r4:84b4cc00 [ 1326.795563][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.795728][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1326.795753][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.795801][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.795823][ T32] r4:84bc7780 [ 1326.795844][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.795890][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1326.795911][ T32] r4:00000001 [ 1326.795931][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.795966][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1326.795992][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.796075][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.796107][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.796136][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.796158][ T32] r4:84bcf280 [ 1326.796180][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.796210][ T32] INFO: task kworker/0:208:3768 blocked for more than 453 seconds. [ 1326.796242][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.796266][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.796314][ T32] task:kworker/0:208 state:D stack:0 pid:3768 tgid:3768 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.796456][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.796505][ T32] Call trace: [ 1326.796535][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) ** 4 printk messages dropped ** [ 1326.796740][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1326.797057][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e340 ** 6 printk messages dropped ** [ 1326.797524][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.797577][ T32] r5:85047b8c r4:85047800 ** 2 printk messages dropped ** [ 1326.797694][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1326.797848][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1326.798055][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1326.798891][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 ** 6 printk messages dropped ** [ 1326.799075][ T32] r5:80000013 r4:80239bb0 ** 4 printk messages dropped ** [ 1326.799300][ T32] r4:e0501dc0 ** 3 printk messages dropped ** [ 1326.799648][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1326.799767][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.799815][ T32] r5:00001000 r4:e0315000 [ 1326.799836][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.799876][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.799928][ T32] r5:84b4cf8c r4:84b4cc00 [ 1326.800033][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.800088][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1326.800110][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.800157][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.800204][ T32] r4:84bc7780 [ 1326.800227][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.800274][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1326.800311][ T32] r4:00000001 [ 1326.800367][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.800511][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1326.821121][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.821176][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.821205][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.821238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.821293][ T32] r4:84bcf280 [ 1326.821327][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.821358][ T32] INFO: task kworker/0:209:3770 blocked for more than 453 seconds. [ 1326.821392][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.821416][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.821438][ T32] task:kworker/0:209 state:D stack:0 pid:3770 tgid:3770 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.821496][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.821567][ T32] Call trace: [ 1326.821600][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1326.821658][ T32] r10:8291a684 r9:e05d9d84 r8:00000002 r7:60000013 r6:e05d9d8c r5:84b8d400 [ 1326.821681][ T32] r4:84b8d400 [ 1326.821701][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1326.821744][ T32] r5:84b8d400 r4:8291a680 [ 1326.821764][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.821803][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.821844][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05d9e08 [ 1326.821866][ T32] r4:00000000 [ 1326.821884][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1326.821919][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.821955][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.821996][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e640 [ 1326.822022][ T32] r4:00000000 [ 1326.822068][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.822167][ T32] r9:83018005 r8:84b8d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 1326.822193][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.822241][ T32] r5:00001000 r4:e05e3000 [ 1326.822287][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.822359][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.822420][ T32] r5:8505038c r4:85050000 [ 1326.822443][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.822493][ T32] r7:dddced80 r6:83018000 r5:8505038c r4:85016800 [ 1326.822604][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.822676][ T32] r10:61c88647 r9:84b8d400 r8:8501682c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.822726][ T32] r4:85016800 [ 1326.822766][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.822815][ T32] r10:00000000 r9:85016800 r8:80287e08 r7:e05d1e60 r6:85016880 r5:84b8d400 [ 1326.822838][ T32] r4:00000001 [ 1326.822901][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.822948][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1326.822976][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.823003][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.823030][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.823058][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1326.823638][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1326.823926][ T32] 1d20: 831cc000 e02e7000 00000001 80239b98 7f539000 00000001 ** 7 printk messages dropped ** [ 1326.824399][ T32] r4:e0501dc0 ** 5 printk messages dropped ** [ 1326.824617][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1326.825030][ T32] r4:84bc7780 ** 3 printk messages dropped ** [ 1326.825156][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1326.825560][ T32] INFO: task kworker/0:210:3772 blocked for more than 453 seconds. ** 6 printk messages dropped ** [ 1326.825893][ T32] r10:8291a684 r9:e05e1d84 r8:00000002 r7:60000113 r6:e05e1d8c r5:84b8e000 ** 5 printk messages dropped ** [ 1326.826149][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05e1e08 ** 8 printk messages dropped ** [ 1326.826496][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1326.826663][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.826714][ T32] r5:85050b8c r4:85050800 [ 1326.826750][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.826802][ T32] r7:dddced80 r6:83018000 r5:85050b8c r4:85016680 [ 1326.826841][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.826895][ T32] r10:61c88647 r9:84b8e000 r8:850166ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.826966][ T32] r4:85016680 [ 1326.827011][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.827062][ T32] r10:00000000 r9:85016680 r8:80287e08 r7:e05d9e60 r6:85016700 r5:84b8e000 [ 1326.827090][ T32] r4:00000001 [ 1326.827112][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.827152][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1326.827179][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.827209][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.827236][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.827265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.827290][ T32] r4:8501e600 [ 1326.827577][ T32] INFO: task kworker/0:210:3772 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1326.827617][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.827698][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.827809][ T32] Call trace: [ 1326.827845][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.827902][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1326.827927][ T32] r4:00000000 [ 1326.827949][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 1 printk messages dropped ** [ 1326.828023][ T32] 1d20: 831cc000 e02e7000 00000001 80239b98 7f539000 00000001 ** 9 printk messages dropped ** [ 1326.828405][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 7 printk messages dropped ** [ 1326.828727][ T32] r5:84b4cf8c r4:84b4cc00 ** 5 printk messages dropped ** [ 1326.829000][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1326.829280][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.829602][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1326.829761][ T32] r4:84b8ec00 ** 4 printk messages dropped ** [ 1326.830008][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05ede08 ** 8 printk messages dropped ** [ 1326.830370][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1326.853868][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1326.854004][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1326.854216][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1326.854547][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1326.855425][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1326.855512][ T32] 1d20: 8386e000 e02e7000 00000001 80239b98 7f539000 00000001 ** 6 printk messages dropped ** [ 1326.855754][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 ** 9 printk messages dropped ** [ 1326.856219][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1326.856709][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1326.856890][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.857158][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1326.857592][ T32] r5:85080c00 r4:8291a680 [ 1326.857635][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.857683][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.857730][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4625e08 [ 1326.857755][ T32] r4:00000000 [ 1326.857776][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1326.857818][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.857856][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.857920][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501ed00 [ 1326.857980][ T32] r4:00000000 [ 1326.858007][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.858055][ T32] r9:83018005 r8:85080c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1326.858079][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.858126][ T32] r5:00001000 r4:dfa85000 [ 1326.858147][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.858249][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.858330][ T32] r5:8505178c r4:85051400 [ 1326.858355][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.858406][ T32] r7:dddced80 r6:83018000 r5:8505178c r4:85016300 [ 1326.858430][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.858479][ T32] r10:61c88647 r9:85080c00 r8:8501632c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.858502][ T32] r4:85016300 [ 1326.858522][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.858594][ T32] r10:00000000 r9:85016300 r8:80287e08 r7:e05e1e60 r6:84bab280 r5:85080c00 [ 1326.858709][ T32] r4:00000001 [ 1326.858752][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.858794][ T32] Exception stack(0xe4625fb0 to 0xe4625ff8) [ 1326.858823][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.858852][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.858880][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.858913][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.858937][ T32] r4:8501e900 [ 1326.859234][ T32] INFO: task kworker/0:212:3776 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1326.859276][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.859342][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.859412][ T32] Call trace: [ 1326.859485][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.859576][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1326.859636][ T32] r4:00000000 [ 1326.859715][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.859765][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1326.859796][ T32] 1d20: 8386e000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1326.859849][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1326.859879][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1326.859906][ T32] r5:80000013 r4:80239bb0 [ 1326.859928][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.859989][ T32] r4:82ac21e4 [ 1326.860029][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.860078][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1326.860103][ T32] r4:e0501dc0 [ 1326.860124][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.860168][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1326.860212][ T32] r4:00000000 [ 1326.860239][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.860291][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1326.860317][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.860483][ T32] r5:00001000 r4:e0315000 [ 1326.877067][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.877170][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.877236][ T32] r5:84b4cf8c r4:84b4cc00 [ 1326.877265][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.877322][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1326.877345][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.877395][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.877418][ T32] r4:84bc7780 [ 1326.877447][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.877499][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1326.877525][ T32] r4:00000001 [ 1326.877557][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.877602][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1326.877638][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1326.877726][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1326.877951][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1326.878280][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1326.878639][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1326.878801][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1326.878952][ T32] r7:dddced80 r6:83018000 r5:85050f8c r4:85016900 ** 2 printk messages dropped ** [ 1326.879057][ T32] r4:85016900 ** 4 printk messages dropped ** [ 1326.879216][ T32] Exception stack(0xe4629fb0 to 0xe4629ff8) ** 6 printk messages dropped ** [ 1326.879873][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1326.894257][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1326.894501][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.894785][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1326.895279][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1326.895446][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.895728][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1326.896026][ T32] r5:84be3000 r4:8291a680 [ 1326.896082][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.896136][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.896180][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05f5e08 [ 1326.896219][ T32] r4:00000000 [ 1326.896268][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1326.896666][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.896720][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.896765][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850bae80 [ 1326.896789][ T32] r4:00000000 [ 1326.896819][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.896924][ T32] r9:83018205 r8:84be3000 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1326.896957][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.897001][ T32] r5:00001000 r4:dfb83000 [ 1326.897021][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.897060][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.897103][ T32] r5:847cc78c r4:847cc400 [ 1326.897123][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.897255][ T32] r7:ddde2d80 r6:83018200 r5:847cc78c r4:84bab400 [ 1326.897332][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.897402][ T32] r10:61c88647 r9:84be3000 r8:84bab42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.897428][ T32] r4:84bab400 [ 1326.897494][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.897802][ T32] r10:00000000 r9:84bab400 r8:80287e08 r7:e0521e60 r6:84bab480 r5:84be3000 [ 1326.897835][ T32] r4:00000001 [ 1326.897856][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.897894][ T32] Exception stack(0xe05f5fb0 to 0xe05f5ff8) [ 1326.898003][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.898038][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.898065][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.898095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.898119][ T32] r4:85019b80 [ 1326.898547][ T32] INFO: task kworker/1:118:3782 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1326.898590][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.898651][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.899042][ T32] Call trace: [ 1326.899078][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.899133][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1326.899158][ T32] r4:00000000 [ 1326.899178][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.899248][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1326.899300][ T32] 1d20: 83d79000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1326.899346][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1326.899371][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1326.899395][ T32] r5:80000013 r4:80239bb0 [ 1326.899418][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.899527][ T32] r4:82ac21e4 [ 1326.899587][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.899646][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1326.899669][ T32] r4:e0501dc0 [ 1326.899688][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.899748][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1326.899797][ T32] r4:00000000 [ 1326.899820][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.899866][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1326.899888][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.899957][ T32] r5:00001000 r4:e0315000 [ 1326.899998][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.900042][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.900084][ T32] r5:84b4cf8c r4:84b4cc00 [ 1326.900104][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.900152][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1326.900173][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.900219][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1326.900305][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 7 printk messages dropped ** [ 1326.915852][ T32] r4:84bcf280 ** 5 printk messages dropped ** [ 1326.916121][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1326.916425][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1326.917185][ T32] r5:00001000 r4:dfe27000 ** 1 printk messages dropped ** [ 1326.917245][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1326.917546][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1326.917828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 11 printk messages dropped ** [ 1326.918736][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 ** 9 printk messages dropped ** [ 1326.919355][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.919694][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1326.919961][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 10 printk messages dropped ** [ 1326.941393][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1326.942047][ T32] r4:84be4800 ** 5 printk messages dropped ** [ 1326.942344][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1326.942526][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1326.942957][ T32] r5:8505138c r4:85051000 [ 1326.942980][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1326.943252][ T32] r4:85016a00 ** 2 printk messages dropped ** [ 1326.943351][ T32] r4:00000001 [ 1326.943370][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.943435][ T32] Exception stack(0xe4641fb0 to 0xe4641ff8) [ 1326.943499][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.943531][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.943567][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.943598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.943620][ T32] r4:8501ee40 [ 1326.944085][ T32] INFO: task kworker/0:214:3785 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1326.944124][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.944182][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.944226][ T32] Call trace: [ 1326.944256][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.944316][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1326.944374][ T32] r4:00000000 [ 1326.944395][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.944442][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1326.944473][ T32] 1d20: 8427a000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1326.944526][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1326.944577][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1326.944603][ T32] r5:80000013 r4:80239bb0 [ 1326.944625][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.944667][ T32] r4:82ac21e4 [ 1326.944687][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.944729][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1326.944752][ T32] r4:e0501dc0 [ 1326.944771][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.944826][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1326.944853][ T32] r4:00000000 [ 1326.944882][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.944931][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1326.944954][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.944996][ T32] r5:00001000 r4:e0315000 [ 1326.945017][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.945065][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.945111][ T32] r5:84b4cf8c r4:84b4cc00 [ 1326.945149][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.945200][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1326.945302][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.945353][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.945376][ T32] r4:84bc7780 [ 1326.945395][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.945442][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1326.945464][ T32] r4:00000001 [ 1326.945483][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.945517][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1326.945544][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.945605][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.945636][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.945708][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.945733][ T32] r4:84bcf280 [ 1326.945797][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.945848][ T32] INFO: task kworker/0:215:3787 blocked for more than 453 seconds. [ 1326.945881][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.945905][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.945926][ T32] task:kworker/0:215 state:D stack:0 pid:3787 tgid:3787 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.945971][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.946012][ T32] Call trace: [ 1326.946042][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1326.946090][ T32] r10:8291a684 r9:e4645d84 r8:00000002 r7:60000013 r6:e4645d8c r5:84be5400 [ 1326.946112][ T32] r4:84be5400 [ 1326.946131][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1326.946173][ T32] r5:84be5400 r4:8291a680 [ 1326.946193][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1326.946304][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1326.946516][ T32] r9:83018005 r8:84be5400 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 ** 4 printk messages dropped ** [ 1326.946698][ T32] r5:85051b8c r4:85051800 ** 1 printk messages dropped ** [ 1326.946792][ T32] r7:dddced80 r6:83018000 r5:85051b8c r4:85016b00 ** 5 printk messages dropped ** [ 1326.947021][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1326.947168][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.947777][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 ** 10 printk messages dropped ** [ 1326.948273][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 ** 10 printk messages dropped ** [ 1326.948966][ T32] r5:84b4cf8c r4:84b4cc00 ** 6 printk messages dropped ** [ 1326.949358][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 10 printk messages dropped ** [ 1326.949808][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 7 printk messages dropped ** [ 1326.950163][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) ** 9 printk messages dropped ** [ 1326.971193][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.971563][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.971651][ T32] r5:85051f8c r4:85051c00 ** 3 printk messages dropped ** [ 1326.971828][ T32] r10:61c88647 r9:84be6000 r8:85016c2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1326.972081][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.973037][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1326.973280][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff ** 2 printk messages dropped ** [ 1326.973377][ T32] r4:82ac21e4 [ 1326.973396][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.973439][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1326.973461][ T32] r4:e0501dc0 [ 1326.973481][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.973523][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1326.973635][ T32] r4:00000000 [ 1326.973798][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.973849][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1326.973870][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.973912][ T32] r5:00001000 r4:e0315000 [ 1326.973931][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.973970][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.974011][ T32] r5:84b4cf8c r4:84b4cc00 [ 1326.974030][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.974102][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1326.974127][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.974175][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.974196][ T32] r4:84bc7780 [ 1326.974215][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.974300][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1326.974328][ T32] r4:00000001 [ 1326.974347][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.974478][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1326.974508][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.974536][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.974562][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.974591][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.974648][ T32] r4:84bcf280 [ 1326.974671][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.974711][ T32] INFO: task kworker/0:217:3791 blocked for more than 453 seconds. [ 1326.974744][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.974768][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.974803][ T32] task:kworker/0:217 state:D stack:0 pid:3791 tgid:3791 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.974852][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.974936][ T32] Call trace: [ 1326.974969][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1326.975018][ T32] r10:8291a684 r9:e464dd84 r8:00000002 r7:60000113 r6:e464dd8c r5:85080000 [ 1326.975040][ T32] r4:85080000 [ 1326.975085][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1326.975131][ T32] r5:85080000 r4:8291a680 [ 1326.975152][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.975195][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.975239][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e464de08 [ 1326.975262][ T32] r4:00000000 [ 1326.975281][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1326.975321][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.975368][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.975417][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850247c0 [ 1326.975441][ T32] r4:00000000 [ 1326.975461][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.975506][ T32] r9:83018005 r8:85080000 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1326.975527][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.975570][ T32] r5:00001000 r4:e01e9000 [ 1326.975589][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.975627][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.975668][ T32] r5:85052b8c r4:85052800 [ 1326.975711][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.975761][ T32] r7:dddced80 r6:83018000 r5:85052b8c r4:85016c80 [ 1326.975782][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.975828][ T32] r10:61c88647 r9:85080000 r8:85016cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.975868][ T32] r4:85016c80 [ 1326.975892][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.975938][ T32] r10:00000000 r9:85016c80 r8:80287e08 r7:e4649e60 r6:85016d00 r5:85080000 [ 1326.975968][ T32] r4:00000001 [ 1326.975990][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.976026][ T32] Exception stack(0xe464dfb0 to 0xe464dff8) [ 1326.976053][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.976081][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.976106][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.976159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.976185][ T32] r4:85024200 [ 1326.976505][ T32] INFO: task kworker/0:217:3791 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1326.976549][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.976712][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.976765][ T32] Call trace: [ 1326.977050][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.977150][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1326.977264][ T32] r4:00000000 [ 1326.977288][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1326.977424][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff ** 7 printk messages dropped ** [ 1326.977656][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 7 printk messages dropped ** [ 1326.978167][ T32] r5:84b4cf8c r4:84b4cc00 [ 1326.978190][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.978237][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1326.978258][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.978311][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.978334][ T32] r4:84bc7780 [ 1326.978377][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.978462][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1326.978488][ T32] r4:00000001 [ 1326.978509][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.978569][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1326.978603][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.978631][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.978658][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.978685][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.978707][ T32] r4:84bcf280 [ 1326.978726][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.978750][ T32] INFO: task kworker/0:218:3792 blocked for more than 453 seconds. [ 1326.978778][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.978800][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.978821][ T32] task:kworker/0:218 state:D stack:0 pid:3792 tgid:3792 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.978887][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.978927][ T32] Call trace: [ 1326.978956][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1326.979026][ T32] r10:8291a684 r9:e4655d84 r8:00000002 r7:60000013 r6:e4655d8c r5:85081800 [ 1326.979052][ T32] r4:85081800 [ 1326.979073][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1326.979116][ T32] r5:85081800 r4:8291a680 [ 1326.979135][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.979174][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.979216][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4655e08 [ 1326.979257][ T32] r4:00000000 [ 1326.979284][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1326.979327][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.979380][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.979425][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85024600 [ 1326.979448][ T32] r4:00000000 [ 1326.979493][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.979570][ T32] r9:83018005 r8:85081800 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1326.979616][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.979661][ T32] r5:00001000 r4:dfe49000 [ 1326.979700][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.979742][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.979802][ T32] r5:8505238c r4:85052000 [ 1326.979825][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.979870][ T32] r7:dddced80 r6:83018000 r5:8505238c r4:85016b80 [ 1326.979891][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.979935][ T32] r10:61c88647 r9:85081800 r8:85016bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.979976][ T32] r4:85016b80 [ 1326.979998][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.980044][ T32] r10:00000000 r9:85016b80 r8:80287e08 r7:e464de60 r6:85016a80 r5:85081800 [ 1326.980065][ T32] r4:00000001 [ 1326.980083][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.980167][ T32] Exception stack(0xe4655fb0 to 0xe4655ff8) [ 1326.980205][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.980233][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.980260][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.980289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1327.008194][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1327.008500][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1327.008648][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff ** 8 printk messages dropped ** [ 1327.008900][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1327.009177][ T32] r5:00001000 r4:e0315000 ** 5 printk messages dropped ** [ 1327.009391][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1327.009762][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1327.010010][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1327.010299][ T32] r5:84be6c00 r4:8291a680 ** 4 printk messages dropped ** [ 1327.017840][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1327.018193][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.018277][ T32] r5:84b0b78c r4:84b0b400 ** 1 printk messages dropped ** [ 1327.018368][ T32] r7:ddde2d80 r6:83018200 r5:84b0b78c r4:8502d180 ** 5 printk messages dropped ** [ 1327.018612][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1327.018901][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1327.019924][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1327.020111][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff ** 7 printk messages dropped ** [ 1327.020494][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 7 printk messages dropped ** [ 1327.034447][ T32] r5:84b4cf8c r4:84b4cc00 ** 6 printk messages dropped ** [ 1327.034684][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 7 printk messages dropped ** [ 1327.034898][ T32] r4:84bcf280 ** 5 printk messages dropped ** [ 1327.035084][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1327.035371][ T32] r5:84be0000 r4:8291a680 ** 3 printk messages dropped ** [ 1327.035656][ T32] r4:00000000 [ 1327.035700][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1327.035738][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.035782][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.035827][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85024740 [ 1327.035850][ T32] r4:00000000 [ 1327.035868][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.035913][ T32] r9:83018005 r8:84be0000 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1327.035934][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.035975][ T32] r5:00001000 r4:dfe71000 [ 1327.036048][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.036092][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.036134][ T32] r5:8505278c r4:85052400 [ 1327.036154][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.036198][ T32] r7:dddced80 r6:83018000 r5:8505278c r4:85016d80 [ 1327.036218][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.036298][ T32] r10:61c88647 r9:84be0000 r8:85016dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.036382][ T32] r4:85016d80 [ 1327.036405][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.036453][ T32] r10:00000000 r9:85016d80 r8:80287e08 r7:e464de60 r6:8502d200 r5:84be0000 [ 1327.036475][ T32] r4:00000001 [ 1327.036493][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.036531][ T32] Exception stack(0xe4659fb0 to 0xe4659ff8) [ 1327.036561][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.036626][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.036656][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.036684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.036708][ T32] r4:85024680 [ 1327.037133][ T32] INFO: task kworker/0:219:3797 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1327.037181][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.037265][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.037327][ T32] Call trace: [ 1327.037374][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.037428][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1327.037451][ T32] r4:00000000 [ 1327.037480][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.037524][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1327.037581][ T32] 1d20: 85643000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1327.037613][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1327.037664][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1327.037691][ T32] r5:80000013 r4:80239bb0 [ 1327.037712][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.037753][ T32] r4:82ac21e4 [ 1327.037773][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.037840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1327.037866][ T32] r4:e0501dc0 [ 1327.037900][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.037967][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1327.037992][ T32] r4:00000000 [ 1327.038030][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.038079][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1327.038102][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.038145][ T32] r5:00001000 r4:e0315000 [ 1327.038184][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.038227][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.038269][ T32] r5:84b4cf8c r4:84b4cc00 [ 1327.038288][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.038339][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1327.038360][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.038406][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.038429][ T32] r4:84bc7780 [ 1327.038447][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.038553][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1327.038598][ T32] r4:00000001 [ 1327.038619][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.038655][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1327.038681][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.038741][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.038809][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.038847][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.038870][ T32] r4:84bcf280 [ 1327.038889][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.038915][ T32] INFO: task kworker/0:220:3799 blocked for more than 453 seconds. [ 1327.038944][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.038967][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.038987][ T32] task:kworker/0:220 state:D stack:0 pid:3799 tgid:3799 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.039032][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.039094][ T32] Call trace: [ 1327.039160][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1327.039248][ T32] r4:84be0c00 ** 4 printk messages dropped ** [ 1327.039422][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e465de08 ** 5 printk messages dropped ** [ 1327.039665][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1327.040023][ T32] r5:8505338c r4:85053000 [ 1327.040043][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1327.040158][ T32] r10:61c88647 r9:84be0c00 r8:85016eac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1327.051257][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1327.052137][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 ** 8 printk messages dropped ** [ 1327.052621][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1327.052790][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1327.052926][ T32] r5:00001000 r4:e0315000 ** 6 printk messages dropped ** [ 1327.053249][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1327.053474][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1327.053678][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.053698][ T32] task:kworker/0:221 state:D stack:0 pid:3801 tgid:3801 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.053744][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.053785][ T32] Call trace: [ 1327.053848][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1327.053898][ T32] r10:8291a684 r9:e4661d84 r8:00000002 r7:60000013 r6:e4661d8c r5:84bde000 [ 1327.053920][ T32] r4:84bde000 [ 1327.053940][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1327.053982][ T32] r5:84bde000 r4:8291a680 [ 1327.054001][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.054039][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.054080][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4661e08 [ 1327.054105][ T32] r4:00000000 [ 1327.054130][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1327.054166][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.054212][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.054325][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850249c0 [ 1327.054352][ T32] r4:00000000 [ 1327.054407][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.054457][ T32] r9:83018005 r8:84bde000 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1327.054478][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.054520][ T32] r5:00001000 r4:e0207000 [ 1327.054539][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.054578][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.054618][ T32] r5:85052f8c r4:85052c00 [ 1327.054637][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.054682][ T32] r7:dddced80 r6:83018000 r5:85052f8c r4:84bc5f80 [ 1327.054702][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.054815][ T32] r10:61c88647 r9:84bde000 r8:84bc5fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.054868][ T32] r4:84bc5f80 [ 1327.054901][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.054949][ T32] r10:00000000 r9:84bc5f80 r8:80287e08 r7:e465de60 r6:8502d380 r5:84bde000 [ 1327.054972][ T32] r4:00000001 [ 1327.054990][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.055025][ T32] Exception stack(0xe4661fb0 to 0xe4661ff8) [ 1327.055100][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.055133][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.055159][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.055187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.055209][ T32] r4:85024980 [ 1327.055493][ T32] INFO: task kworker/0:221:3801 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1327.055540][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.055616][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.055674][ T32] Call trace: [ 1327.055728][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.055803][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1327.055829][ T32] r4:00000000 [ 1327.055850][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.055889][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1327.055939][ T32] 1d20: 85643000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1327.055971][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1327.055996][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1327.056021][ T32] r5:80000013 r4:80239bb0 [ 1327.056041][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.056082][ T32] r4:82ac21e4 [ 1327.056102][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.056194][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1327.056220][ T32] r4:e0501dc0 [ 1327.056240][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.056282][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1327.056310][ T32] r4:00000000 [ 1327.056395][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.056479][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1327.056504][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.056548][ T32] r5:00001000 r4:e0315000 [ 1327.056590][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.056634][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.056676][ T32] r5:84b4cf8c r4:84b4cc00 [ 1327.056696][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.056741][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1327.056762][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.056808][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.056830][ T32] r4:84bc7780 [ 1327.056874][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.056923][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1327.056947][ T32] r4:00000001 [ 1327.056966][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.057002][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1327.057029][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.057056][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.057107][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1327.057161][ T32] r4:84bcf280 ** 5 printk messages dropped ** [ 1327.057419][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1327.057652][ T32] r5:84be8000 r4:8291a680 ** 5 printk messages dropped ** [ 1327.057947][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1327.058300][ T32] r5:8505378c r4:85053400 [ 1327.058320][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1327.058456][ T32] r10:61c88647 r9:84be8000 r8:8502302c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1327.058850][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1327.059391][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1327.059693][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1327.059977][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1327.060218][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 7 printk messages dropped ** [ 1327.091304][ T32] r5:84b4cf8c r4:84b4cc00 ** 6 printk messages dropped ** [ 1327.091609][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 9 printk messages dropped ** [ 1327.091991][ T32] INFO: task kworker/0:223:3805 blocked for more than 453 seconds. ** 6 printk messages dropped ** [ 1327.092399][ T32] r10:8291a684 r9:e4669d84 r8:00000002 r7:60000013 r6:e4669d8c r5:84be8c00 ** 7 printk messages dropped ** [ 1327.092627][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1327.093003][ T32] r5:85053b8c r4:85053800 [ 1327.093025][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1327.093178][ T32] r10:61c88647 r9:84be8c00 r8:850230ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 12 printk messages dropped ** [ 1327.093974][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1327.094599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 ** 7 printk messages dropped ** [ 1327.094881][ T32] r5:00001000 r4:e0315000 ** 1 printk messages dropped ** [ 1327.094964][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.095009][ T32] r5:84b4cf8c r4:84b4cc00 [ 1327.095031][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.095077][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1327.095098][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.095154][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.095179][ T32] r4:84bc7780 [ 1327.095199][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.095267][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1327.095306][ T32] r4:00000001 [ 1327.095326][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.095362][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1327.095388][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.095416][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.095442][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.095470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.095516][ T32] r4:84bcf280 [ 1327.095539][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.095573][ T32] INFO: task kworker/0:224:3807 blocked for more than 453 seconds. [ 1327.095606][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.095643][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.095667][ T32] task:kworker/0:224 state:D stack:0 pid:3807 tgid:3807 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.095711][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.095768][ T32] Call trace: [ 1327.095818][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1327.095871][ T32] r10:8291a684 r9:e466dd84 r8:00000002 r7:60000113 r6:e466dd8c r5:85082400 [ 1327.095893][ T32] r4:85082400 [ 1327.095913][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1327.095956][ T32] r5:85082400 r4:8291a680 [ 1327.095975][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.096013][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.096055][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e466de08 [ 1327.096078][ T32] r4:00000000 [ 1327.096097][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1327.096132][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.096185][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.096230][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501ee80 [ 1327.096254][ T32] r4:00000000 [ 1327.096273][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.096322][ T32] r9:83018005 r8:85082400 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1327.096365][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.096408][ T32] r5:00001000 r4:e029f000 [ 1327.096427][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.096466][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.096508][ T32] r5:85053f8c r4:85053c00 [ 1327.096528][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.096573][ T32] r7:dddced80 r6:83018000 r5:85053f8c r4:85023200 [ 1327.096621][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.096673][ T32] r10:61c88647 r9:85082400 r8:8502322c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.096697][ T32] r4:85023200 [ 1327.096715][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.096760][ T32] r10:00000000 r9:85023200 r8:80287e08 r7:e4669e60 r6:85023280 r5:85082400 [ 1327.096802][ T32] r4:00000001 [ 1327.096825][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.096861][ T32] Exception stack(0xe466dfb0 to 0xe466dff8) [ 1327.096887][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.096914][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.096962][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.097002][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.097025][ T32] r4:85024d40 [ 1327.097273][ T32] INFO: task kworker/0:224:3807 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1327.097314][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.097391][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.097445][ T32] Call trace: [ 1327.097505][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.097560][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1327.097583][ T32] r4:00000000 [ 1327.097602][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.097645][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1327.097673][ T32] 1d20: 85f8c000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1327.097702][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1327.097727][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1327.097750][ T32] r5:80000013 r4:80239bb0 [ 1327.097770][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.097820][ T32] r4:82ac21e4 [ 1327.097843][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.097887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1327.097910][ T32] r4:e0501dc0 [ 1327.097929][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.097970][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1327.097993][ T32] r4:00000000 [ 1327.098065][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.098115][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1327.098138][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.098179][ T32] r5:00001000 r4:e0315000 [ 1327.098199][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1327.098438][ T32] r4:84bc7780 ** 4 printk messages dropped ** [ 1327.098576][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) ** 7 printk messages dropped ** [ 1327.098772][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1327.099023][ T32] r10:8291a684 r9:e4675d84 r8:00000002 r7:60000013 r6:e4675d8c r5:85084800 ** 8 printk messages dropped ** [ 1327.099359][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1327.099463][ T32] r4:00000000 [ 1327.099481][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.099526][ T32] r9:83018005 r8:85084800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1327.099576][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.099657][ T32] r5:00001000 r4:e02bf000 [ 1327.099679][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.099718][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.099761][ T32] r5:8505838c r4:85058000 [ 1327.099805][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.099854][ T32] r7:dddced80 r6:83018000 r5:8505838c r4:85023100 [ 1327.099887][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.099936][ T32] r10:61c88647 r9:85084800 r8:8502312c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.099958][ T32] r4:85023100 [ 1327.099995][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.100043][ T32] r10:00000000 r9:85023100 r8:80287e08 r7:e466de60 r6:85023380 r5:85084800 [ 1327.100065][ T32] r4:00000001 [ 1327.100083][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.100119][ T32] Exception stack(0xe4675fb0 to 0xe4675ff8) [ 1327.100145][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.100193][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.100237][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.100315][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.100383][ T32] r4:85024fc0 [ 1327.120287][ T32] INFO: task kworker/0:225:3810 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1327.120410][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.120905][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.120994][ T32] Call trace: [ 1327.121028][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.121087][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1327.121140][ T32] r4:00000000 [ 1327.121166][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.121208][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1327.121239][ T32] 1d20: 86467000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1327.121267][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1327.121326][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1327.121354][ T32] r5:80000013 r4:80239bb0 [ 1327.121375][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.121417][ T32] r4:82ac21e4 [ 1327.121437][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.121478][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1327.121500][ T32] r4:e0501dc0 [ 1327.121549][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.121596][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1327.121678][ T32] r4:00000000 [ 1327.121702][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.121750][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1327.121812][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.121861][ T32] r5:00001000 r4:e0315000 [ 1327.121882][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.121921][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.121962][ T32] r5:84b4cf8c r4:84b4cc00 [ 1327.121982][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.122027][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1327.122049][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.122095][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.122197][ T32] r4:84bc7780 [ 1327.122247][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.122308][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1327.122429][ T32] r4:00000001 [ 1327.122459][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.122505][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1327.122606][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1327.122747][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1327.123611][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1327.124254][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1327.124964][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1327.125170][ T32] r5:8505ab8c r4:8505a800 [ 1327.125189][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1327.125320][ T32] r10:61c88647 r9:84be9800 r8:8502d52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1327.125650][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1327.126833][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1327.127442][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 ** 6 printk messages dropped ** [ 1327.127943][ T32] r4:e0501dc0 ** 4 printk messages dropped ** [ 1327.128254][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 ** 9 printk messages dropped ** [ 1327.129035][ T32] r4:84bc7780 ** 2 printk messages dropped ** [ 1327.129213][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1327.129500][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1327.130032][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1327.161338][ T32] r5:84bea400 r4:8291a680 ** 3 printk messages dropped ** [ 1327.161565][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1327.161867][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1327.162242][ T32] r5:8505878c r4:85058400 [ 1327.162261][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1327.162509][ T32] r4:85023180 ** 6 printk messages dropped ** [ 1327.162713][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1327.163786][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1327.163930][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 ** 9 printk messages dropped ** [ 1327.164459][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1327.164592][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 ** 7 printk messages dropped ** [ 1327.164840][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1327.164980][ T32] r4:84bc7780 [ 1327.165005][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.165052][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1327.165075][ T32] r4:00000001 [ 1327.165093][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.165190][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1327.165220][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.165249][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.165426][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.165507][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.165562][ T32] r4:84bcf280 [ 1327.165609][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.165667][ T32] INFO: task kworker/0:227:3815 blocked for more than 453 seconds. [ 1327.165735][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.165793][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.165838][ T32] task:kworker/0:227 state:D stack:0 pid:3815 tgid:3815 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.165932][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.166016][ T32] Call trace: [ 1327.166081][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1327.166176][ T32] r10:8291a684 r9:e4671d84 r8:00000002 r7:60000013 r6:e4671d8c r5:85083c00 [ 1327.166225][ T32] r4:85083c00 [ 1327.166269][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1327.166338][ T32] r5:85083c00 r4:8291a680 [ 1327.166497][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.166544][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.166588][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4671e08 [ 1327.166610][ T32] r4:00000000 [ 1327.166628][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1327.166662][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.166696][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.166736][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85022280 [ 1327.166783][ T32] r4:00000000 [ 1327.166806][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.166851][ T32] r9:83018005 r8:85083c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1327.166872][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.166938][ T32] r5:00001000 r4:e02fc000 [ 1327.166961][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.167001][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.167041][ T32] r5:85058b8c r4:85058800 [ 1327.167061][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.167105][ T32] r7:dddced80 r6:83018000 r5:85058b8c r4:85023480 [ 1327.167125][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.167170][ T32] r10:61c88647 r9:85083c00 r8:850234ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.167207][ T32] r4:85023480 [ 1327.167229][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.167301][ T32] r10:00000000 r9:85023480 r8:80287e08 r7:e4679e60 r6:85023400 r5:85083c00 [ 1327.167327][ T32] r4:00000001 [ 1327.167347][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.167383][ T32] Exception stack(0xe4671fb0 to 0xe4671ff8) [ 1327.167410][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.167438][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.167464][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.167491][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.167533][ T32] r4:850221c0 [ 1327.167823][ T32] INFO: task kworker/0:227:3815 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1327.167861][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.167936][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.168002][ T32] Call trace: [ 1327.168031][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.168083][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1327.168105][ T32] r4:00000000 [ 1327.168126][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.168165][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1327.168193][ T32] 1d20: 86ad0000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1327.168221][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1327.168245][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1327.168267][ T32] r5:80000013 r4:80239bb0 [ 1327.168286][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.168359][ T32] r4:82ac21e4 [ 1327.168381][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.168423][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 ** 2 printk messages dropped ** [ 1327.168505][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 6 printk messages dropped ** [ 1327.168749][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1327.169042][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 5 printk messages dropped ** [ 1327.169245][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1327.169666][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1327.170316][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1327.193169][ T32] r9:83018005 r8:85085400 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 ** 4 printk messages dropped ** [ 1327.193556][ T32] r5:85058f8c r4:85058c00 ** 3 printk messages dropped ** [ 1327.193879][ T32] r10:61c88647 r9:85085400 r8:8502352c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1327.194470][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1327.195986][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1327.196360][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff ** 7 printk messages dropped ** [ 1327.197010][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 7 printk messages dropped ** [ 1327.197614][ T32] r5:84b4cf8c r4:84b4cc00 ** 5 printk messages dropped ** [ 1327.198122][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1327.198524][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.198581][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.198642][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.198688][ T32] r4:84bcf280 [ 1327.198733][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.198790][ T32] INFO: task kworker/0:229:3820 blocked for more than 453 seconds. [ 1327.198856][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.198909][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.198953][ T32] task:kworker/0:229 state:D stack:0 pid:3820 tgid:3820 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.199154][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.199251][ T32] Call trace: [ 1327.199353][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1327.199460][ T32] r10:8291a684 r9:e8689d84 r8:00000002 r7:60000113 r6:e8689d8c r5:85086000 [ 1327.199516][ T32] r4:85086000 [ 1327.199567][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1327.199661][ T32] r5:85086000 r4:8291a680 [ 1327.199755][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.199842][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.199930][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8689e08 [ 1327.199981][ T32] r4:00000000 [ 1327.200028][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1327.200106][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.200177][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.200305][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85022600 [ 1327.200379][ T32] r4:00000000 [ 1327.200419][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.223788][ T32] r9:83018005 r8:85086000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1327.223839][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.223911][ T32] r5:00001000 r4:e033f000 [ 1327.223933][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.223974][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.224018][ T32] r5:8505938c r4:85059000 [ 1327.224038][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.224085][ T32] r7:dddced80 r6:83018000 r5:8505938c r4:85023680 [ 1327.224107][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.224220][ T32] r10:61c88647 r9:85086000 r8:850236ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.224249][ T32] r4:85023680 [ 1327.224269][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.224323][ T32] r10:00000000 r9:85023680 r8:80287e08 r7:e8685e60 r6:85023700 r5:85086000 [ 1327.224368][ T32] r4:00000001 [ 1327.224447][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.224491][ T32] Exception stack(0xe8689fb0 to 0xe8689ff8) [ 1327.224521][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.224568][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.224598][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.224627][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.224649][ T32] r4:85022480 [ 1327.225062][ T32] INFO: task kworker/0:229:3820 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1327.225101][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.225225][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.225330][ T32] Call trace: [ 1327.225363][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) ** 5 printk messages dropped ** [ 1327.225648][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 ** 15 printk messages dropped ** [ 1327.226113][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 17 printk messages dropped ** [ 1327.226795][ T32] INFO: task kworker/0:230:3822 blocked for more than 453 seconds. ** 11 printk messages dropped ** [ 1327.227353][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1327.227725][ T32] r5:00001000 r4:e0367000 ** 2 printk messages dropped ** [ 1327.227842][ T32] r5:8505978c r4:85059400 ** 3 printk messages dropped ** [ 1327.227973][ T32] r10:61c88647 r9:85086c00 r8:850235ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 15 printk messages dropped ** [ 1327.229293][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1327.230223][ T32] r4:e0501dc0 ** 6 printk messages dropped ** [ 1327.247410][ T32] r5:00001000 r4:e0315000 ** 9 printk messages dropped ** [ 1327.247915][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 9 printk messages dropped ** [ 1327.248507][ T32] INFO: task kworker/0:231:3823 blocked for more than 453 seconds. ** 8 printk messages dropped ** [ 1327.248958][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1327.249131][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.249178][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e868de08 [ 1327.249200][ T32] r4:00000000 [ 1327.249219][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1327.249330][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.249372][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.249531][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85022940 [ 1327.249643][ T32] r4:00000000 [ 1327.249666][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.249711][ T32] r9:83018005 r8:85083000 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1327.249732][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.249774][ T32] r5:00001000 r4:e0383000 [ 1327.249845][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.249888][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.249953][ T32] r5:85059b8c r4:85059800 [ 1327.249994][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.250063][ T32] r7:dddced80 r6:83018000 r5:85059b8c r4:85023600 [ 1327.250088][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.250137][ T32] r10:61c88647 r9:85083000 r8:8502362c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.250160][ T32] r4:85023600 [ 1327.250178][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.250223][ T32] r10:00000000 r9:85023600 r8:80287e08 r7:e8695e60 r6:85023780 r5:85083000 [ 1327.250244][ T32] r4:00000001 [ 1327.250263][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.250301][ T32] Exception stack(0xe868dfb0 to 0xe868dff8) [ 1327.250348][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.250380][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.250407][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.263253][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.263361][ T32] r4:85022680 [ 1327.263772][ T32] INFO: task kworker/0:231:3823 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1327.263830][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.263969][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.264086][ T32] Call trace: [ 1327.264152][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.264268][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1327.264354][ T32] r4:00000000 [ 1327.264401][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.264489][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1327.264571][ T32] 1d20: 879e2000 e02e7000 00000001 80239b98 7f539000 00000001 ** 6 printk messages dropped ** [ 1327.265117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 ** 10 printk messages dropped ** [ 1327.265860][ T32] r5:84b4cf8c r4:84b4cc00 ** 6 printk messages dropped ** [ 1327.266353][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 11 printk messages dropped ** [ 1327.267039][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 15 printk messages dropped ** [ 1327.268268][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85022e40 ** 7 printk messages dropped ** [ 1327.268985][ T32] r5:8505a78c r4:8505a400 ** 1 printk messages dropped ** [ 1327.269136][ T32] r7:dddced80 r6:83018000 r5:8505a78c r4:85023880 ** 10 printk messages dropped ** [ 1327.269814][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1327.285668][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff ** 10 printk messages dropped ** [ 1327.286369][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 ** 8 printk messages dropped ** [ 1327.286992][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.287038][ T32] r4:84bc7780 [ 1327.287075][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.287252][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1327.287312][ T32] r4:00000001 [ 1327.287352][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.287418][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1327.287467][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.287519][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.287571][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.287677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.287724][ T32] r4:84bcf280 [ 1327.287793][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.287850][ T32] INFO: task kworker/0:233:3827 blocked for more than 453 seconds. [ 1327.287908][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.287952][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.287989][ T32] task:kworker/0:233 state:D stack:0 pid:3827 tgid:3827 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.288071][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.288143][ T32] Call trace: [ 1327.288254][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1327.288430][ T32] r10:8291a684 r9:e869dd84 r8:00000002 r7:60000113 r6:e869dd8c r5:84a48c00 [ 1327.288488][ T32] r4:84a48c00 [ 1327.288529][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1327.288868][ T32] r5:84a48c00 r4:8291a680 [ 1327.288923][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.289002][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.289085][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e869de08 [ 1327.289131][ T32] r4:00000000 [ 1327.289170][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1327.289242][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.289376][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.289502][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85022a80 [ 1327.289569][ T32] r4:00000000 [ 1327.289660][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.289766][ T32] r9:83018005 r8:84a48c00 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1327.289820][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.289909][ T32] r5:00001000 r4:e039b000 [ 1327.289953][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.290036][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.290125][ T32] r5:85059f8c r4:85059c00 [ 1327.290167][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1327.309188][ T32] r10:61c88647 r9:84a48c00 r8:85023a2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1327.326415][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1327.327214][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff ** 8 printk messages dropped ** [ 1327.327883][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1327.328632][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 ** 9 printk messages dropped ** [ 1327.329342][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1327.329629][ T32] INFO: task kworker/0:234:3828 blocked for more than 453 seconds. [ 1327.329698][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.329755][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.329805][ T32] task:kworker/0:234 state:D stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.329919][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.330005][ T32] Call trace: [ 1327.330122][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1327.330221][ T32] r10:8291a684 r9:e86a5d84 r8:00000002 r7:60000113 r6:e86a5d8c r5:84a49800 [ 1327.330272][ T32] r4:84a49800 [ 1327.330349][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1327.330508][ T32] r5:84a49800 r4:8291a680 [ 1327.341262][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.341422][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.341546][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e86a5e08 [ 1327.341605][ T32] r4:00000000 [ 1327.341652][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1327.341729][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.341808][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.341899][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85022c40 [ 1327.341947][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1327.342206][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1327.342525][ T32] r5:8505a38c r4:8505a000 ** 3 printk messages dropped ** [ 1327.342842][ T32] r10:61c88647 r9:84a49800 r8:85023aac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1327.343592][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1327.345061][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1327.345110][ T32] r4:00000000 [ 1327.345151][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.345233][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1327.345291][ T32] 1d20: 87fe0000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1327.345362][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1327.345415][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1327.345463][ T32] r5:80000013 r4:80239bb0 [ 1327.345529][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.345653][ T32] r4:82ac21e4 [ 1327.345733][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.345826][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1327.345873][ T32] r4:e0501dc0 [ 1327.345912][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.345998][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1327.346050][ T32] r4:00000000 [ 1327.346093][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.346185][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1327.346236][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.346332][ T32] r5:00001000 r4:e0315000 [ 1327.346397][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.346486][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.346574][ T32] r5:84b4cf8c r4:84b4cc00 [ 1327.346618][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.346708][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1327.346753][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.346843][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.346889][ T32] r4:84bc7780 [ 1327.346931][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.347024][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1327.347071][ T32] r4:00000001 [ 1327.347136][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.347223][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1327.347311][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.347377][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.347431][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1327.347711][ T32] INFO: task kworker/0:235:3831 blocked for more than 453 seconds. ** 4 printk messages dropped ** [ 1327.348055][ T32] Call trace: ** 3 printk messages dropped ** [ 1327.348378][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1327.349264][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85036100 ** 7 printk messages dropped ** [ 1327.349900][ T32] r5:8505af8c r4:8505ac00 [ 1327.349965][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.350095][ T32] r7:dddced80 r6:83018000 r5:8505af8c r4:85023d00 ** 2 printk messages dropped ** [ 1327.350287][ T32] r4:85023d00 ** 6 printk messages dropped ** [ 1327.373729][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1327.375283][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 ** 8 printk messages dropped ** [ 1327.375975][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1327.376475][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1327.377273][ T32] r5:84b4cf8c r4:84b4cc00 ** 5 printk messages dropped ** [ 1327.377534][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1327.377907][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1327.378178][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.378328][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.378354][ T32] task:kworker/0:236 state:D stack:0 pid:3834 tgid:3834 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.378508][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.378613][ T32] Call trace: [ 1327.378783][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1327.378836][ T32] r10:8291a684 r9:e86add84 r8:00000002 r7:60000113 r6:e86add8c r5:84a4b000 [ 1327.378859][ T32] r4:84a4b000 [ 1327.378879][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1327.378921][ T32] r5:84a4b000 r4:8291a680 [ 1327.378940][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.378978][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.379020][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e86ade08 [ 1327.379041][ T32] r4:00000000 [ 1327.379059][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1327.379129][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.379166][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.379277][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850362c0 [ 1327.379350][ T32] r4:00000000 [ 1327.379373][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.379418][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1327.379479][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.379569][ T32] r5:00001000 r4:e467d000 [ 1327.379591][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.379631][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.379675][ T32] r5:8505b38c r4:8505b000 [ 1327.379696][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.379745][ T32] r7:dddced80 r6:83018000 r5:8505b38c r4:85023c80 [ 1327.379767][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.379813][ T32] r10:61c88647 r9:84a4b000 r8:85023cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.379836][ T32] r4:85023c80 [ 1327.379854][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.379968][ T32] r10:00000000 r9:85023c80 r8:80287e08 r7:e86a1e60 r6:85023e80 r5:84a4b000 [ 1327.380050][ T32] r4:00000001 [ 1327.380071][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.380108][ T32] Exception stack(0xe86adfb0 to 0xe86adff8) [ 1327.380135][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.380181][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.380267][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.380343][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.380372][ T32] r4:850360c0 [ 1327.407274][ T32] INFO: task kworker/0:236:3834 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1327.407987][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.408370][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.408483][ T32] Call trace: [ 1327.408520][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.408736][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1327.408766][ T32] r4:00000000 [ 1327.409003][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.409051][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1327.409530][ T32] 1d20: 88687000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1327.409566][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1327.409620][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1327.409649][ T32] r5:80000013 r4:80239bb0 [ 1327.409671][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.410072][ T32] r4:82ac21e4 [ 1327.410096][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.410141][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1327.410271][ T32] r4:e0501dc0 [ 1327.410328][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.410530][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1327.424029][ T32] r4:00000000 [ 1327.424154][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.424304][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1327.424383][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.424483][ T32] r5:00001000 r4:e0315000 [ 1327.424543][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.424657][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1327.424906][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 ** 5 printk messages dropped ** [ 1327.425394][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1327.425746][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1327.426268][ T32] task:kworker/1:122 state:D stack:0 pid:3835 tgid:3835 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1327.427201][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e86b1e08 ** 7 printk messages dropped ** [ 1327.427835][ T32] r9:83018205 r8:84a4bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 ** 4 printk messages dropped ** [ 1327.428246][ T32] r5:84b0bb8c r4:84b0b800 ** 1 printk messages dropped ** [ 1327.428435][ T32] r7:ddde2d80 r6:83018200 r5:84b0bb8c r4:8502d780 ** 5 printk messages dropped ** [ 1327.428906][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1327.429241][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1327.443755][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 ** 8 printk messages dropped ** [ 1327.444411][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1327.445016][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1327.445621][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1327.446306][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 10 printk messages dropped ** [ 1327.447068][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1327.447631][ T32] r10:8291a684 r9:e86bdd84 r8:00000002 r7:60000113 r6:e86bdd8c r5:84bec800 ** 4 printk messages dropped ** [ 1327.448018][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.448118][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e86bde08 [ 1327.448177][ T32] r4:00000000 [ 1327.448252][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1327.448356][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.448442][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.448534][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850364c0 [ 1327.448588][ T32] r4:00000000 [ 1327.448638][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.448729][ T32] r9:83018005 r8:84bec800 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1327.448780][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.448873][ T32] r5:00001000 r4:e86d1000 [ 1327.448921][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.449011][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.449109][ T32] r5:8505bb8c r4:8505b800 [ 1327.449158][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.449256][ T32] r7:dddced80 r6:83018000 r5:8505bb8c r4:85023f80 [ 1327.449303][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.449404][ T32] r10:61c88647 r9:84bec800 r8:85023fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.449462][ T32] r4:85023f80 [ 1327.449510][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.449615][ T32] r10:00000000 r9:85023f80 r8:80287e08 r7:e86ade60 r6:8502d600 r5:84bec800 [ 1327.449667][ T32] r4:00000001 [ 1327.449711][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.449790][ T32] Exception stack(0xe86bdfb0 to 0xe86bdff8) [ 1327.449849][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.449914][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.449975][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.450038][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.450090][ T32] r4:85036280 [ 1327.474241][ T32] INFO: task kworker/0:237:3837 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1327.474489][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.475355][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.475503][ T32] Call trace: [ 1327.476232][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.476406][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1327.476467][ T32] r4:00000000 [ 1327.476516][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.476638][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1327.476708][ T32] 1d20: 88bbd000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1327.476775][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1327.476832][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1327.476887][ T32] r5:80000013 r4:80239bb0 [ 1327.476936][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.477024][ T32] r4:82ac21e4 [ 1327.477073][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.477163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1327.477244][ T32] r4:e0501dc0 [ 1327.477479][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.477614][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1327.477674][ T32] r4:00000000 [ 1327.477721][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.478486][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1327.478559][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.478678][ T32] r5:00001000 r4:e0315000 [ 1327.478733][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.478822][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.478914][ T32] r5:84b4cf8c r4:84b4cc00 [ 1327.478962][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.479064][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1327.479226][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.479353][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.479868][ T32] r4:84bc7780 [ 1327.479928][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.480131][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1327.480374][ T32] r4:00000001 [ 1327.480450][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.503745][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1327.503865][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.503933][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.503997][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.504072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.504126][ T32] r4:84bcf280 [ 1327.504182][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.504265][ T32] INFO: task kworker/0:238:3839 blocked for more than 453 seconds. [ 1327.504362][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.504421][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.504473][ T32] task:kworker/0:238 state:D stack:0 pid:3839 tgid:3839 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.504641][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.504766][ T32] Call trace: [ 1327.504840][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1327.504987][ T32] r10:8291a684 r9:e86c9d84 r8:00000002 r7:60000113 r6:e86c9d8c r5:84beb000 [ 1327.505058][ T32] r4:84beb000 ** 1 printk messages dropped ** [ 1327.505214][ T32] r5:84beb000 r4:8291a680 ** 4 printk messages dropped ** [ 1327.505675][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1327.506534][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.506669][ T32] r5:8505b78c r4:8505b400 ** 1 printk messages dropped ** [ 1327.506826][ T32] r7:dddced80 r6:83018000 r5:8505b78c r4:85016f80 ** 5 printk messages dropped ** [ 1327.507439][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1327.507877][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1327.509100][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.509205][ T32] Call trace: [ 1327.509278][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.509392][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1327.509449][ T32] r4:00000000 [ 1327.509542][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.509678][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1327.509755][ T32] 1d20: 88d9b000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1327.509825][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1327.509887][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1327.509946][ T32] r5:80000013 r4:80239bb0 [ 1327.510034][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.510133][ T32] r4:82ac21e4 [ 1327.510254][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.510390][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1327.510555][ T32] r4:e0501dc0 [ 1327.541912][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.542176][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1327.542246][ T32] r4:00000000 [ 1327.542300][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.542409][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1327.542464][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1327.542785][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1327.543410][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 9 printk messages dropped ** [ 1327.544139][ T32] INFO: task kworker/1:123:3841 blocked for more than 454 seconds. ** 6 printk messages dropped ** [ 1327.544889][ T32] r10:8291a684 r9:e86d9d84 r8:00000002 r7:60000113 r6:e86d9d8c r5:84bebc00 ** 6 printk messages dropped ** [ 1327.545469][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1327.545766][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850baac0 ** 7 printk messages dropped ** [ 1327.546425][ T32] r5:84b0bf8c r4:84b0bc00 [ 1327.546472][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.546590][ T32] r7:ddde2d80 r6:83018200 r5:84b0bf8c r4:8502d800 ** 2 printk messages dropped ** [ 1327.546832][ T32] r4:8502d800 ** 3 printk messages dropped ** [ 1327.547070][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1327.547576][ T32] r4:8502bd40 ** 4 printk messages dropped ** [ 1327.548842][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1327.549708][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1327.549893][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1327.549949][ T32] r4:e0501dc0 [ 1327.549992][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.550084][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1327.550133][ T32] r4:00000000 [ 1327.550200][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.550305][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1327.550356][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.550480][ T32] r5:00001000 r4:e0315000 [ 1327.571662][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.571852][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.571946][ T32] r5:84b4cf8c r4:84b4cc00 [ 1327.571997][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.572098][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1327.572165][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.572268][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.572370][ T32] r4:84bc7780 [ 1327.572460][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.572556][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1327.572615][ T32] r4:00000001 [ 1327.572694][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.572808][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1327.572881][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.572940][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.572998][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.573058][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.573122][ T32] r4:84bcf280 [ 1327.573326][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.573421][ T32] INFO: task kworker/0:239:3843 blocked for more than 454 seconds. [ 1327.573496][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.573587][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.573648][ T32] task:kworker/0:239 state:D stack:0 pid:3843 tgid:3843 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.573772][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.573898][ T32] Call trace: [ 1327.574069][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1327.574183][ T32] r10:8291a684 r9:e86f5d84 r8:00000002 r7:60000113 r6:e86f5d8c r5:84beec00 [ 1327.574269][ T32] r4:84beec00 [ 1327.574384][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1327.574486][ T32] r5:84beec00 r4:8291a680 [ 1327.574533][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.574633][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.574730][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e86f5e08 [ 1327.574784][ T32] r4:00000000 [ 1327.574866][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1327.574955][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.575049][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.575145][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85036840 [ 1327.575235][ T32] r4:00000000 [ 1327.575291][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.575403][ T32] r9:83018005 r8:84beec00 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1327.575457][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.575550][ T32] r5:00001000 r4:e86e5000 [ 1327.575609][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.575698][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.575839][ T32] r5:8506038c r4:85060000 [ 1327.575896][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.576037][ T32] r7:dddced80 r6:83018000 r5:8506038c r4:85016f00 [ 1327.576099][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.576205][ T32] r10:61c88647 r9:84beec00 r8:85016f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.576263][ T32] r4:85016f00 [ 1327.576310][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.576449][ T32] r10:00000000 r9:85016f00 r8:80287e08 r7:e86bde60 r6:8502d880 r5:84beec00 ** 5 printk messages dropped ** [ 1327.576991][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1327.578521][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 ** 8 printk messages dropped ** [ 1327.579231][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1327.579680][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 9 printk messages dropped ** [ 1327.604975][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 ** 4 printk messages dropped ** [ 1327.605656][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 5 printk messages dropped ** [ 1327.606122][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1327.606702][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1327.607392][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1327.608068][ T32] r9:83018005 r8:85088000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 ** 4 printk messages dropped ** [ 1327.608512][ T32] r5:8505bf8c r4:8505bc00 ** 1 printk messages dropped ** [ 1327.608695][ T32] r7:dddced80 r6:83018000 r5:8505bf8c r4:85016e00 ** 5 printk messages dropped ** [ 1327.609176][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1327.609451][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1327.629779][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1327.641909][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 ** 3 printk messages dropped ** [ 1327.642233][ T32] r4:82ac21e4 [ 1327.642287][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.642389][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1327.642446][ T32] r4:e0501dc0 [ 1327.642505][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.642613][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1327.642665][ T32] r4:00000000 [ 1327.643005][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.643129][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1327.643188][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.643293][ T32] r5:00001000 r4:e0315000 [ 1327.643342][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.643437][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.643489][ T32] r5:84b4cf8c r4:84b4cc00 [ 1327.643510][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.643617][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1327.643645][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.643693][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.643715][ T32] r4:84bc7780 [ 1327.643821][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.643873][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1327.643895][ T32] r4:00000001 [ 1327.643914][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.643949][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1327.643975][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.644140][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.644235][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.644364][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.644587][ T32] r4:84bcf280 [ 1327.644954][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.645097][ T32] INFO: task kworker/0:241:3846 blocked for more than 454 seconds. [ 1327.645181][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.645240][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.645292][ T32] task:kworker/0:241 state:D stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.645463][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.645606][ T32] Call trace: [ 1327.645691][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1327.645873][ T32] r10:8291a684 r9:ea70dd84 r8:00000002 r7:60000113 r6:ea70dd8c r5:85088c00 [ 1327.645948][ T32] r4:85088c00 [ 1327.646002][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1327.646304][ T32] r5:85088c00 r4:8291a680 [ 1327.646331][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.646375][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.646465][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea70de08 [ 1327.646492][ T32] r4:00000000 [ 1327.646512][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1327.646548][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.647092][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.647139][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85036a80 [ 1327.647162][ T32] r4:00000000 [ 1327.647209][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.647770][ T32] r9:83018005 r8:85088c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 1327.647798][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.647841][ T32] r5:00001000 r4:ea71f000 [ 1327.647927][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.648034][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.648081][ T32] r5:85060b8c r4:85060800 [ 1327.648101][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.648145][ T32] r7:dddced80 r6:83018000 r5:85060b8c r4:85023f00 [ 1327.648165][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.648212][ T32] r10:61c88647 r9:85088c00 r8:85023f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.648358][ T32] r4:85023f00 [ 1327.648463][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.648513][ T32] r10:00000000 r9:85023f00 r8:80287e08 r7:e86f5e60 r6:8502da00 r5:85088c00 [ 1327.648549][ T32] r4:00000001 [ 1327.648778][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.648818][ T32] Exception stack(0xea70dfb0 to 0xea70dff8) [ 1327.648846][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.648959][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.648995][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.649025][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.649048][ T32] r4:85036500 [ 1327.649459][ T32] INFO: task kworker/0:241:3846 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1327.649499][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.649875][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.670529][ T32] Call trace: [ 1327.671181][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.671263][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1327.671289][ T32] r4:00000000 [ 1327.671311][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.671354][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1327.671386][ T32] 1d20: 89798000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1327.671415][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 ** 6 printk messages dropped ** [ 1327.671679][ T32] r4:e0501dc0 ** 4 printk messages dropped ** [ 1327.671890][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 ** 9 printk messages dropped ** [ 1327.672723][ T32] r4:84bc7780 ** 1 printk messages dropped ** [ 1327.672887][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 7 printk messages dropped ** [ 1327.673504][ T32] r4:84bcf280 ** 5 printk messages dropped ** [ 1327.673734][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1327.673989][ T32] r5:8508a400 r4:8291a680 ** 4 printk messages dropped ** [ 1327.674191][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1327.674605][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1327.674752][ T32] r7:dddced80 r6:83018000 r5:8506078c r4:85040080 ** 2 printk messages dropped ** [ 1327.674902][ T32] r4:85040080 ** 6 printk messages dropped ** [ 1327.675185][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1327.676091][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 ** 8 printk messages dropped ** [ 1327.676712][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1327.677132][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 2 printk messages dropped ** [ 1327.677353][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1327.677422][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.677512][ T32] r5:00001000 r4:e0315000 [ 1327.677611][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.677712][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.677812][ T32] r5:84b4cf8c r4:84b4cc00 [ 1327.677861][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.677964][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1327.678016][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.678120][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.678176][ T32] r4:84bc7780 [ 1327.678200][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.678248][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1327.678273][ T32] r4:00000001 [ 1327.678293][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.678329][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1327.678356][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.678384][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.678409][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.678437][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.678459][ T32] r4:84bcf280 [ 1327.678534][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.678578][ T32] INFO: task kworker/0:243:3851 blocked for more than 454 seconds. [ 1327.678644][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.678671][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.678692][ T32] task:kworker/0:243 state:D stack:0 pid:3851 tgid:3851 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.678738][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.678779][ T32] Call trace: [ 1327.678809][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1327.678857][ T32] r10:8291a684 r9:e86b9d84 r8:00000002 r7:60000013 r6:e86b9d8c r5:84a4c800 [ 1327.678881][ T32] r4:84a4c800 [ 1327.678956][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1327.679004][ T32] r5:84a4c800 r4:8291a680 [ 1327.679074][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.679119][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.679162][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e86b9e08 [ 1327.679217][ T32] r4:00000000 [ 1327.679240][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1327.679275][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.679339][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.679384][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85036bc0 [ 1327.679407][ T32] r4:00000000 [ 1327.679427][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.679476][ T32] r9:83018005 r8:84a4c800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 [ 1327.679501][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.679552][ T32] r5:00001000 r4:ea729000 [ 1327.679572][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.679611][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.679684][ T32] r5:85060f8c r4:85060c00 [ 1327.679708][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.679817][ T32] r7:dddced80 r6:83018000 r5:85060f8c r4:85040200 [ 1327.679841][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.679888][ T32] r10:61c88647 r9:84a4c800 r8:8504022c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.679910][ T32] r4:85040200 ** 5 printk messages dropped ** [ 1327.680137][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1327.702716][ T32] Exception stack(0xe0501d28 to 0xe0501d70) ** 10 printk messages dropped ** [ 1327.703057][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 9 printk messages dropped ** [ 1327.703388][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 ** 7 printk messages dropped ** [ 1327.703671][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) ** 10 printk messages dropped ** [ 1327.704023][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1327.704438][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1327.704918][ T32] r5:85061b8c r4:85061800 [ 1327.704953][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1327.705193][ T32] r10:00000000 r9:85040280 r8:80287e08 r7:e86b9e60 r6:85040300 r5:84a4d400 ** 12 printk messages dropped ** [ 1327.706181][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) ** 15 printk messages dropped ** [ 1327.706768][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1327.707296][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1327.707786][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1327.708088][ T32] r5:84a4e000 r4:8291a680 ** 1 printk messages dropped ** [ 1327.708201][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.708250][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e86a9e08 [ 1327.708276][ T32] r4:00000000 [ 1327.708297][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1327.708353][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.708394][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.708574][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85036d00 [ 1327.708602][ T32] r4:00000000 [ 1327.708623][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.708669][ T32] r9:83018005 r8:84a4e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [ 1327.708704][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.708753][ T32] r5:00001000 r4:ea737000 [ 1327.708773][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.708851][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.708898][ T32] r5:8506138c r4:85061000 [ 1327.708919][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.708965][ T32] r7:dddced80 r6:83018000 r5:8506138c r4:85040180 [ 1327.709010][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.709063][ T32] r10:61c88647 r9:84a4e000 r8:850401ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.709088][ T32] r4:85040180 [ 1327.709107][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.709177][ T32] r10:00000000 r9:85040180 r8:80287e08 r7:ea71de60 r6:85040100 r5:84a4e000 [ 1327.709229][ T32] r4:00000001 [ 1327.709252][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.709292][ T32] Exception stack(0xe86a9fb0 to 0xe86a9ff8) [ 1327.709321][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.709350][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.709376][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.709405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.709426][ T32] r4:85036b00 [ 1327.709694][ T32] INFO: task kworker/0:245:3854 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1327.709742][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.710140][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.710193][ T32] Call trace: [ 1327.710223][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.710279][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1327.710321][ T32] r4:00000000 [ 1327.710348][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.710390][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1327.710420][ T32] 1d20: 89b4d000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1327.710449][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 ** 6 printk messages dropped ** [ 1327.737570][ T32] r4:e0501dc0 ** 11 printk messages dropped ** [ 1327.737985][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 ** 9 printk messages dropped ** [ 1327.738283][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1327.739084][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea735e08 ** 12 printk messages dropped ** [ 1327.739568][ T32] r5:8506178c r4:85061400 [ 1327.739593][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1327.740225][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1327.754625][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 ** 5 printk messages dropped ** [ 1327.754828][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff ** 8 printk messages dropped ** [ 1327.755087][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1327.755320][ T32] r5:84b4cf8c r4:84b4cc00 ** 2 printk messages dropped ** [ 1327.755411][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.755457][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.755479][ T32] r4:84bc7780 [ 1327.755499][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.755565][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1327.755588][ T32] r4:00000001 [ 1327.755607][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.755643][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1327.755670][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.755698][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.755741][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.755774][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.755814][ T32] r4:84bcf280 [ 1327.755840][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.755880][ T32] INFO: task kworker/0:247:3859 blocked for more than 454 seconds. [ 1327.756024][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.756054][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.756095][ T32] task:kworker/0:247 state:D stack:0 pid:3859 tgid:3859 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.756146][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.756298][ T32] Call trace: [ 1327.756536][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1327.756589][ T32] r10:8291a684 r9:ea741d84 r8:00000002 r7:60000113 r6:ea741d8c r5:84a58000 [ 1327.756613][ T32] r4:84a58000 [ 1327.756632][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1327.756675][ T32] r5:84a58000 r4:8291a680 [ 1327.756694][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.756733][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.756776][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea741e08 [ 1327.756798][ T32] r4:00000000 [ 1327.756818][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1327.756851][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.757081][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.757130][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85022ec0 [ 1327.757153][ T32] r4:00000000 [ 1327.757172][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.757218][ T32] r9:83018005 r8:84a58000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b9000 [ 1327.757240][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.757281][ T32] r5:00001000 r4:ea751000 ** 2 printk messages dropped ** [ 1327.757529][ T32] r5:85061f8c r4:85061c00 [ 1327.757577][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1327.757895][ T32] r10:00000000 r9:85040500 r8:80287e08 r7:ea71de60 r6:85040400 r5:84a58000 ** 14 printk messages dropped ** [ 1327.759074][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1327.759366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 ** 14 printk messages dropped ** [ 1327.760026][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 14 printk messages dropped ** [ 1327.775306][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 10 printk messages dropped ** [ 1327.775747][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea749e08 ** 12 printk messages dropped ** [ 1327.776196][ T32] r5:8506238c r4:85062000 [ 1327.776216][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.776263][ T32] r7:dddced80 r6:83018000 r5:8506238c r4:85040580 [ 1327.776285][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.776372][ T32] r10:61c88647 r9:84a58c00 r8:850405ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.776400][ T32] r4:85040580 [ 1327.776522][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.776575][ T32] r10:00000000 r9:85040580 r8:80287e08 r7:ea741e60 r6:85040680 r5:84a58c00 [ 1327.776599][ T32] r4:00000001 [ 1327.776620][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.776658][ T32] Exception stack(0xea749fb0 to 0xea749ff8) [ 1327.776686][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.776715][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.776741][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.776770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.776793][ T32] r4:850c7080 [ 1327.777192][ T32] INFO: task kworker/0:248:3861 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1327.777254][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.777319][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.777364][ T32] Call trace: [ 1327.777392][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.777523][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1327.777553][ T32] r4:00000000 [ 1327.777575][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.777616][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1327.777648][ T32] 1d20: 8a1f3000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1327.777677][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1327.777702][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff ** 2 printk messages dropped ** [ 1327.777787][ T32] r4:82ac21e4 ** 7 printk messages dropped ** [ 1327.778021][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 ** 14 printk messages dropped ** [ 1327.778509][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) ** 10 printk messages dropped ** [ 1327.778841][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1327.779204][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1327.779571][ T32] r5:00001000 r4:ea765000 ** 2 printk messages dropped ** [ 1327.779703][ T32] r5:8506278c r4:85062400 ** 4 printk messages dropped ** [ 1327.779908][ T32] r4:85040700 ** 6 printk messages dropped ** [ 1327.780104][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1327.794062][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 ** 13 printk messages dropped ** [ 1327.794877][ T32] r5:00001000 r4:e0315000 ** 9 printk messages dropped ** [ 1327.795323][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 4 printk messages dropped ** [ 1327.795614][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.795692][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.795725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.795748][ T32] r4:84bcf280 [ 1327.795821][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.795853][ T32] INFO: task kworker/0:250:3866 blocked for more than 454 seconds. [ 1327.795885][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.795937][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.795975][ T32] task:kworker/0:250 state:D stack:0 pid:3866 tgid:3866 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.796044][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.796091][ T32] Call trace: [ 1327.796123][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1327.796171][ T32] r10:8291a684 r9:ea769d84 r8:00000002 r7:60000013 r6:ea769d8c r5:84a5a400 [ 1327.796194][ T32] r4:84a5a400 [ 1327.796214][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1327.796257][ T32] r5:84a5a400 r4:8291a680 [ 1327.796277][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.796315][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.796378][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea769e08 [ 1327.796401][ T32] r4:00000000 [ 1327.796434][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1327.796496][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.796566][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.796612][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c7580 [ 1327.796652][ T32] r4:00000000 [ 1327.796682][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.796727][ T32] r9:83018005 r8:84a5a400 r7:00000000 r6:83018000 r5:00001000 r4:7f0c1000 [ 1327.796773][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.796854][ T32] r5:00001000 r4:ea779000 [ 1327.796877][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.796919][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.796961][ T32] r5:85062f8c r4:85062c00 [ 1327.796982][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.797027][ T32] r7:dddced80 r6:83018000 r5:85062f8c r4:85040780 [ 1327.797049][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.797096][ T32] r10:61c88647 r9:84a5a400 r8:850407ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.797118][ T32] r4:85040780 [ 1327.797148][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.797198][ T32] r10:00000000 r9:85040780 r8:80287e08 r7:ea75de60 r6:85040880 r5:84a5a400 [ 1327.797220][ T32] r4:00000001 [ 1327.797238][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.797273][ T32] Exception stack(0xea769fb0 to 0xea769ff8) [ 1327.797299][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.797353][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.797384][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.797428][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.797453][ T32] r4:850c72c0 [ 1327.797769][ T32] INFO: task kworker/0:250:3866 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1327.797828][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.797888][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.797952][ T32] Call trace: [ 1327.797982][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.798049][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1327.798136][ T32] r4:00000000 [ 1327.798159][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.798200][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1327.798229][ T32] 1d20: 8a547000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1327.798258][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1327.798283][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1327.798329][ T32] r5:80000013 r4:80239bb0 [ 1327.798353][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.798394][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1327.798587][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1327.798965][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 ** 9 printk messages dropped ** [ 1327.799436][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1327.799616][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.799660][ T32] task:kworker/0:251 state:D stack:0 pid:3867 tgid:3867 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.799708][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.799750][ T32] Call trace: [ 1327.799778][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1327.799827][ T32] r10:8291a684 r9:ea755d84 r8:00000002 r7:60000013 r6:ea755d8c r5:84a5b000 ** 8 printk messages dropped ** [ 1327.800115][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1327.822628][ T32] r5:85062b8c r4:85062800 ** 3 printk messages dropped ** [ 1327.822798][ T32] r10:61c88647 r9:84a5b000 r8:8504092c r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1327.823674][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1327.824191][ T32] r4:82ac21e4 ** 8 printk messages dropped ** [ 1327.824552][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1327.824972][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 13 printk messages dropped ** [ 1327.825441][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1327.826110][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1327.826467][ T32] r5:8506378c r4:85063400 ** 4 printk messages dropped ** [ 1327.826652][ T32] r4:85040980 ** 9 printk messages dropped ** [ 1327.826980][ T32] r4:850c72c0 ** 5 printk messages dropped ** [ 1327.827640][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 ** 10 printk messages dropped ** [ 1327.828129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 ** 3 printk messages dropped ** [ 1327.828247][ T32] r4:00000000 [ 1327.828292][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.828374][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1327.828399][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.828443][ T32] r5:00001000 r4:e0315000 [ 1327.828464][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.828523][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.828571][ T32] r5:84b4cf8c r4:84b4cc00 [ 1327.828635][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.828709][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1327.828735][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.828784][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.828824][ T32] r4:84bc7780 [ 1327.828851][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.828900][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1327.828923][ T32] r4:00000001 [ 1327.828964][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.829005][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1327.829059][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.829091][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.829136][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.829170][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.829193][ T32] r4:84bcf280 [ 1327.829227][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.829256][ T32] INFO: task kworker/0:253:3871 blocked for more than 454 seconds. [ 1327.829291][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.829341][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.829396][ T32] task:kworker/0:253 state:D stack:0 pid:3871 tgid:3871 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.829477][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.829549][ T32] Call trace: [ 1327.829595][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1327.829646][ T32] r10:8291a684 r9:ea795d84 r8:00000002 r7:60000013 r6:ea795d8c r5:84a5e000 [ 1327.829698][ T32] r4:84a5e000 [ 1327.829725][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1327.829782][ T32] r5:84a5e000 r4:8291a680 [ 1327.829809][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.829851][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.829920][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea795e08 [ 1327.829947][ T32] r4:00000000 [ 1327.829991][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1327.830061][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.830099][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.830143][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c7980 [ 1327.830165][ T32] r4:00000000 [ 1327.830229][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.830279][ T32] r9:83018005 r8:84a5e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c5000 [ 1327.830327][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.830373][ T32] r5:00001000 r4:ea78d000 [ 1327.830393][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.850846][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.850978][ T32] r5:8506338c r4:85063000 [ 1327.851022][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1327.851174][ T32] r10:61c88647 r9:84a5e000 r8:85040a2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1327.852124][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1327.852648][ T32] r4:82ac21e4 ** 8 printk messages dropped ** [ 1327.852980][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 15 printk messages dropped ** [ 1327.853734][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1327.854097][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1327.854680][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1327.855018][ T32] r9:83018005 r8:84a5ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c9000 ** 4 printk messages dropped ** [ 1327.855213][ T32] r5:85063b8c r4:85063800 ** 1 printk messages dropped ** [ 1327.855321][ T32] r7:dddced80 r6:83018000 r5:85063b8c r4:85040b80 ** 2 printk messages dropped ** [ 1327.855478][ T32] r4:85040b80 ** 3 printk messages dropped ** [ 1327.855617][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.855652][ T32] Exception stack(0xea7a5fb0 to 0xea7a5ff8) [ 1327.855678][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.855706][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.855734][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.855764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.855786][ T32] r4:850c7ac0 [ 1327.856060][ T32] INFO: task kworker/0:254:3874 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1327.856096][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.856184][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.856255][ T32] Call trace: [ 1327.856285][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.856352][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1327.856377][ T32] r4:00000000 [ 1327.856449][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.856495][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1327.856534][ T32] 1d20: 8abe3000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1327.856564][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1327.856589][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1327.856613][ T32] r5:80000013 r4:80239bb0 [ 1327.856634][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.856674][ T32] r4:82ac21e4 [ 1327.856695][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.856738][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1327.856786][ T32] r4:e0501dc0 [ 1327.856809][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.856853][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1327.856875][ T32] r4:00000000 [ 1327.856894][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.856940][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1327.856962][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.857004][ T32] r5:00001000 r4:e0315000 [ 1327.857026][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.857068][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.857110][ T32] r5:84b4cf8c r4:84b4cc00 [ 1327.857130][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.857176][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1327.857245][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.857300][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.857344][ T32] r4:84bc7780 [ 1327.857367][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.857415][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1327.857439][ T32] r4:00000001 [ 1327.857459][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.857573][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1327.857605][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.857640][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.857692][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.857725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.857826][ T32] r4:84bcf280 [ 1327.857850][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.857876][ T32] INFO: task kworker/0:255:3876 blocked for more than 454 seconds. [ 1327.857917][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.857992][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.858112][ T32] task:kworker/0:255 state:D stack:0 pid:3876 tgid:3876 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.858240][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.858283][ T32] Call trace: [ 1327.858340][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1327.858391][ T32] r10:8291a684 r9:ea7add84 r8:00000002 r7:60000113 r6:ea7add8c r5:850a0c00 [ 1327.858438][ T32] r4:850a0c00 [ 1327.858486][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1327.858543][ T32] r5:850a0c00 r4:8291a680 [ 1327.858578][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.858621][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.858694][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea7ade08 [ 1327.858752][ T32] r4:00000000 [ 1327.858777][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1327.858815][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.858876][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1327.859048][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1327.859190][ T32] r5:8506d78c r4:8506d400 [ 1327.859210][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1327.859352][ T32] r4:85040d00 ** 4 printk messages dropped ** [ 1327.859582][ T32] Exception stack(0xea7adfb0 to 0xea7adff8) ** 7 printk messages dropped ** [ 1327.860150][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1327.881899][ T32] 1d20: 8af31000 e02e7000 00000001 80239b98 7f539000 00000001 ** 9 printk messages dropped ** [ 1327.882277][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 9 printk messages dropped ** [ 1327.882689][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 ** 5 printk messages dropped ** [ 1327.882904][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1327.883100][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1327.883460][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1327.883914][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1327.884368][ T32] r9:83018205 r8:85089800 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 ** 4 printk messages dropped ** [ 1327.884542][ T32] r5:847cf78c r4:847cf400 ** 1 printk messages dropped ** [ 1327.884623][ T32] r7:ddde2d80 r6:83018200 r5:847cf78c r4:8502db00 ** 6 printk messages dropped ** [ 1327.884816][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1327.885527][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1327.885920][ T32] 1d20: 8af31000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1327.885951][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1327.885976][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1327.886021][ T32] r5:80000013 r4:80239bb0 [ 1327.886044][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.886117][ T32] r4:82ac21e4 [ 1327.886150][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.886204][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1327.886229][ T32] r4:e0501dc0 [ 1327.886258][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.886318][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1327.886364][ T32] r4:00000000 [ 1327.886397][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.886466][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1327.886490][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.886548][ T32] r5:00001000 r4:e0315000 [ 1327.886571][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.886629][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.886700][ T32] r5:84b4cf8c r4:84b4cc00 [ 1327.886744][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.886793][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1327.886833][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.886887][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.886952][ T32] r4:84bc7780 [ 1327.886974][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.887022][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1327.887045][ T32] r4:00000001 [ 1327.887063][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.887097][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1327.887122][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.887172][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.887222][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.887254][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.887276][ T32] r4:84bcf280 [ 1327.887310][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.887339][ T32] INFO: task kworker/1:125:3881 blocked for more than 454 seconds. [ 1327.887368][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.887390][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.887411][ T32] task:kworker/1:125 state:D stack:0 pid:3881 tgid:3881 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.887520][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.887591][ T32] Call trace: [ 1327.887622][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1327.887676][ T32] r10:8291a684 r9:e0409d84 r8:00000002 r7:60000113 r6:e0409d8c r5:8508bc00 [ 1327.887698][ T32] r4:8508bc00 [ 1327.887717][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1327.887790][ T32] r5:8508bc00 r4:8291a680 [ 1327.887813][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.887927][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.887974][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0409e08 [ 1327.887997][ T32] r4:00000000 [ 1327.888017][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1327.888055][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.888090][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.888151][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84290a00 [ 1327.888192][ T32] r4:00000000 [ 1327.888214][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.888260][ T32] r9:83018205 r8:8508bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1327.888281][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.888351][ T32] r5:00001000 r4:dfc63000 [ 1327.888373][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.888413][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.888453][ T32] r5:850f878c r4:850f8400 [ 1327.888494][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.888570][ T32] r7:ddde2d80 r6:83018200 r5:850f878c r4:8502dc80 ** 1 printk messages dropped ** [ 1327.888643][ T32] r10:61c88647 r9:8508bc00 r8:8502dcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1327.888956][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1327.889426][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1327.889762][ T32] 1d20: 8af31000 e02e7000 00000001 80239b98 7f539000 00000001 ** 9 printk messages dropped ** [ 1327.890115][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 7 printk messages dropped ** [ 1327.890406][ T32] r5:84b4cf8c r4:84b4cc00 ** 6 printk messages dropped ** [ 1327.915537][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 4 printk messages dropped ** [ 1327.916007][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1327.916367][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1327.916881][ T32] r5:8508c800 r4:8291a680 ** 5 printk messages dropped ** [ 1327.917223][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1327.917409][ T32] r9:83018205 r8:8508c800 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1327.917433][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.917513][ T32] r5:00001000 r4:dfbc7000 [ 1327.917540][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.917591][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.917686][ T32] r5:850f838c r4:850f8000 [ 1327.917711][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.917761][ T32] r7:ddde2d80 r6:83018200 r5:850f838c r4:8502dd80 [ 1327.917783][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.917844][ T32] r10:61c88647 r9:8508c800 r8:8502ddac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.917871][ T32] r4:8502dd80 [ 1327.917995][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.918047][ T32] r10:00000000 r9:8502dd80 r8:80287e08 r7:e0409e60 r6:8502db80 r5:8508c800 [ 1327.918071][ T32] r4:00000001 [ 1327.918201][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.918241][ T32] Exception stack(0xea791fb0 to 0xea791ff8) [ 1327.918271][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.918335][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.918366][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.918399][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.918423][ T32] r4:850bad00 [ 1327.918847][ T32] INFO: task kworker/1:126:3882 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1327.918884][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.918945][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.918990][ T32] Call trace: [ 1327.919019][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.919071][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1327.919096][ T32] r4:00000000 [ 1327.919116][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.919163][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1327.919192][ T32] 1d20: 8b450000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1327.919221][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1327.919246][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1327.919269][ T32] r5:80000013 r4:80239bb0 [ 1327.919289][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.919338][ T32] r4:82ac21e4 [ 1327.919359][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.919402][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1327.919438][ T32] r4:e0501dc0 [ 1327.919462][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.919505][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1327.919528][ T32] r4:00000000 [ 1327.919548][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.919593][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1327.919652][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.919699][ T32] r5:00001000 r4:e0315000 [ 1327.919720][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.919760][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.919801][ T32] r5:84b4cf8c r4:84b4cc00 [ 1327.919821][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.919867][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1327.919889][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.919996][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1327.920165][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 5 printk messages dropped ** [ 1327.920376][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1327.938712][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.938825][ T32] Call trace: [ 1327.938887][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1327.938951][ T32] r10:8291a684 r9:ea7bdd84 r8:00000002 r7:60000113 r6:ea7bdd8c r5:8508e000 [ 1327.938977][ T32] r4:8508e000 [ 1327.938998][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1327.939044][ T32] r5:8508e000 r4:8291a680 [ 1327.939065][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.939104][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.939146][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea7bde08 [ 1327.939169][ T32] r4:00000000 [ 1327.939187][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1327.939238][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.939280][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.939536][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c6a00 [ 1327.939634][ T32] r4:00000000 [ 1327.939659][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.939709][ T32] r9:83018005 r8:8508e000 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1327.939749][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.939796][ T32] r5:00001000 r4:e05fb000 [ 1327.939818][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.939857][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.939899][ T32] r5:8506c38c r4:8506c000 [ 1327.939920][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.939967][ T32] r7:dddced80 r6:83018000 r5:8506c38c r4:85040c00 [ 1327.939988][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.940037][ T32] r10:61c88647 r9:8508e000 r8:85040c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.940060][ T32] r4:85040c00 [ 1327.940081][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.940127][ T32] r10:00000000 r9:85040c00 r8:80287e08 r7:ea7ade60 r6:8502de00 r5:8508e000 [ 1327.940150][ T32] r4:00000001 [ 1327.940169][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.940207][ T32] Exception stack(0xea7bdfb0 to 0xea7bdff8) ** 4 printk messages dropped ** [ 1327.940509][ T32] r4:850c7e80 ** 2 printk messages dropped ** [ 1327.943362][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1327.943924][ T32] 1d20: 8b7cf000 e02e7000 00000001 80239b98 7f539000 00000001 ** 6 printk messages dropped ** [ 1327.944216][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 ** 8 printk messages dropped ** [ 1327.944577][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1327.944911][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 5 printk messages dropped ** [ 1327.945218][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1327.945533][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1327.945922][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea7c1e08 ** 10 printk messages dropped ** [ 1327.946267][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1327.946390][ T32] r5:85063f8c r4:85063c00 ** 3 printk messages dropped ** [ 1327.946615][ T32] r10:61c88647 r9:8508d400 r8:8502dfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1327.946892][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1327.947753][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1327.947877][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 ** 8 printk messages dropped ** [ 1327.948157][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 9 printk messages dropped ** [ 1327.948568][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 ** 4 printk messages dropped ** [ 1327.948770][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1327.948794][ T32] r4:00000001 [ 1327.948813][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.948848][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1327.948873][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.948901][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.948928][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.948956][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.949003][ T32] r4:84bcf280 [ 1327.949027][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.949054][ T32] INFO: task kworker/1:128:3888 blocked for more than 454 seconds. [ 1327.949083][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.949107][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.949155][ T32] task:kworker/1:128 state:D stack:0 pid:3888 tgid:3888 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.949204][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.949246][ T32] Call trace: [ 1327.949319][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1327.949372][ T32] r10:8291a684 r9:ea7c5d84 r8:00000002 r7:60000113 r6:ea7c5d8c r5:84bed400 [ 1327.949441][ T32] r4:84bed400 [ 1327.949556][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1327.949603][ T32] r5:84bed400 r4:8291a680 [ 1327.949624][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.949663][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.949707][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea7c5e08 [ 1327.949731][ T32] r4:00000000 [ 1327.949749][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1327.949783][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.949843][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.949888][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850cc000 [ 1327.949913][ T32] r4:00000000 [ 1327.949962][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.950023][ T32] r9:83018205 r8:84bed400 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1327.950066][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.950113][ T32] r5:00001000 r4:dfd5d000 [ 1327.950158][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.950246][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.950317][ T32] r5:850f8b8c r4:850f8800 [ 1327.950383][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.950536][ T32] r7:ddde2d80 r6:83018200 r5:850f8b8c r4:850cd100 [ 1327.972224][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.972377][ T32] r10:61c88647 r9:84bed400 r8:850cd12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.972411][ T32] r4:850cd100 [ 1327.972433][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.972511][ T32] r10:00000000 r9:850cd100 r8:80287e08 r7:e0409e60 r6:850cd000 r5:84bed400 [ 1327.972539][ T32] r4:00000001 [ 1327.972560][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.972659][ T32] Exception stack(0xea7c5fb0 to 0xea7c5ff8) [ 1327.972694][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.972722][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.972773][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.972806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.972829][ T32] r4:850ba100 [ 1327.973263][ T32] INFO: task kworker/1:128:3888 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1327.973308][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.973450][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.973688][ T32] Call trace: [ 1327.973726][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.973783][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1327.973809][ T32] r4:00000000 [ 1327.973830][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.973870][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1327.973898][ T32] 1d20: 8ba61000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1327.973927][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1327.973952][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1327.973975][ T32] r5:80000013 r4:80239bb0 [ 1327.973995][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.974038][ T32] r4:82ac21e4 [ 1327.974083][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.974131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1327.974300][ T32] r4:e0501dc0 [ 1327.974427][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.974476][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1327.974499][ T32] r4:00000000 [ 1327.974520][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1327.974734][ T32] r5:84b4cf8c r4:84b4cc00 ** 6 printk messages dropped ** [ 1327.974990][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 4 printk messages dropped ** [ 1327.975254][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1327.975896][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1327.976456][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1327.976801][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1327.977008][ T32] r5:850f8f8c r4:850f8c00 ** 4 printk messages dropped ** [ 1327.977227][ T32] r4:850cd080 ** 4 printk messages dropped ** [ 1327.977432][ T32] Exception stack(0xea7d1fb0 to 0xea7d1ff8) ** 6 printk messages dropped ** [ 1327.977889][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1327.978736][ T32] r4:e0501dc0 ** 8 printk messages dropped ** [ 1327.979050][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1327.979422][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1327.979561][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1327.980041][ T32] r10:8291a684 r9:ea7d9d84 r8:00000002 r7:60000113 r6:ea7d9d8c r5:84bf0000 ** 4 printk messages dropped ** [ 1327.980197][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.980239][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea7d9e08 [ 1327.980287][ T32] r4:00000000 [ 1327.980356][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1327.980397][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.997937][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.998127][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850cca40 [ 1327.998164][ T32] r4:00000000 [ 1327.998188][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.998272][ T32] r9:83018205 r8:84bf0000 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1327.998307][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.998380][ T32] r5:00001000 r4:e0425000 [ 1327.998462][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.998550][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.998617][ T32] r5:850f9f8c r4:850f9c00 [ 1327.998642][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.998692][ T32] r7:ddde2d80 r6:83018200 r5:850f9f8c r4:850cd180 [ 1327.998713][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.998787][ T32] r10:61c88647 r9:84bf0000 r8:850cd1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.998814][ T32] r4:850cd180 [ 1327.998865][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.998917][ T32] r10:00000000 r9:850cd180 r8:80287e08 r7:ea7d1e60 r6:850cd380 r5:84bf0000 [ 1327.998945][ T32] r4:00000001 [ 1327.998991][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.999034][ T32] Exception stack(0xea7d9fb0 to 0xea7d9ff8) [ 1327.999094][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.999159][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.999189][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.999268][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.999295][ T32] r4:850cc280 [ 1327.999726][ T32] INFO: task kworker/1:130:3892 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1327.999796][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.999982][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.000040][ T32] Call trace: [ 1328.000176][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.000244][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1328.000320][ T32] r4:00000000 [ 1328.000379][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.000479][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1328.011206][ T32] 1d20: 8beb1000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1328.011263][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1328.011306][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1328.011345][ T32] r5:80000013 r4:80239bb0 [ 1328.011375][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.011442][ T32] r4:82ac21e4 [ 1328.011505][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.011554][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1328.011584][ T32] r4:e0501dc0 [ 1328.011654][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.011704][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1328.011775][ T32] r4:00000000 [ 1328.011826][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.011878][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1328.011900][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.011946][ T32] r5:00001000 r4:e0315000 [ 1328.012016][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.012062][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.012126][ T32] r5:84b4cf8c r4:84b4cc00 [ 1328.012150][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.012201][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1328.012223][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.012301][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.012387][ T32] r4:84bc7780 [ 1328.012441][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.012495][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1328.012519][ T32] r4:00000001 [ 1328.012538][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.012604][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1328.012635][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.012664][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.012690][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.012718][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.012742][ T32] r4:84bcf280 [ 1328.012765][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 2 printk messages dropped ** [ 1328.012868][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1328.013232][ T32] r5:84bf1800 r4:8291a680 ** 7 printk messages dropped ** [ 1328.013529][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850cc4c0 ** 7 printk messages dropped ** [ 1328.013841][ T32] r5:850f938c r4:850f9000 [ 1328.013861][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1328.014031][ T32] r4:850cd200 ** 3 printk messages dropped ** [ 1328.014141][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1328.014839][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1328.015534][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1328.015850][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 10 printk messages dropped ** [ 1328.016237][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1328.016714][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1328.016958][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.017030][ T32] task:kworker/1:132 state:D stack:0 pid:3896 tgid:3896 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.017083][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.017126][ T32] Call trace: [ 1328.017181][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1328.017249][ T32] r10:8291a684 r9:ea7e1d84 r8:00000002 r7:60000013 r6:ea7e1d8c r5:84bf3000 [ 1328.017316][ T32] r4:84bf3000 [ 1328.017365][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1328.017412][ T32] r5:84bf3000 r4:8291a680 [ 1328.017450][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.017518][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.017569][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea7e1e08 [ 1328.017640][ T32] r4:00000000 [ 1328.017674][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1328.017712][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.017750][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.017791][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850cc6c0 [ 1328.017813][ T32] r4:00000000 [ 1328.017832][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.017875][ T32] r9:83018205 r8:84bf3000 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1328.017896][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.017950][ T32] r5:00001000 r4:e03bf000 [ 1328.017973][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.018030][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.018088][ T32] r5:850f978c r4:850f9400 [ 1328.018110][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.018157][ T32] r7:ddde2d80 r6:83018200 r5:850f978c r4:850cd300 [ 1328.018179][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.018227][ T32] r10:61c88647 r9:84bf3000 r8:850cd32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.018250][ T32] r4:850cd300 [ 1328.018269][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.018313][ T32] r10:00000000 r9:850cd300 r8:80287e08 r7:ea7d9e60 r6:850cd580 r5:84bf3000 [ 1328.018335][ T32] r4:00000001 [ 1328.018353][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.018388][ T32] Exception stack(0xea7e1fb0 to 0xea7e1ff8) [ 1328.018439][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.018471][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.018502][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.018534][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.018556][ T32] r4:850cc680 [ 1328.018839][ T32] INFO: task kworker/1:132:3896 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1328.018926][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.018987][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.019056][ T32] Call trace: [ 1328.019090][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.019145][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1328.019168][ T32] r4:00000000 [ 1328.019187][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.019226][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1328.019254][ T32] 1d20: 8beb1000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1328.019281][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1328.019306][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1328.019329][ T32] r5:80000013 r4:80239bb0 [ 1328.019348][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.019387][ T32] r4:82ac21e4 [ 1328.019408][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.019451][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1328.019474][ T32] r4:e0501dc0 [ 1328.019493][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.019534][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1328.019566][ T32] r4:00000000 [ 1328.019616][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1328.019840][ T32] r5:84b4cf8c r4:84b4cc00 ** 6 printk messages dropped ** [ 1328.020113][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 4 printk messages dropped ** [ 1328.020402][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1328.054753][ T32] r10:8291a684 r9:ea7b9d84 r8:00000002 r7:60000113 r6:ea7b9d8c r5:84bf0c00 ** 9 printk messages dropped ** [ 1328.055226][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 1328.055679][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1328.055793][ T32] r5:850f9b8c r4:850f9800 ** 4 printk messages dropped ** [ 1328.056003][ T32] r4:850cd400 ** 4 printk messages dropped ** [ 1328.056211][ T32] Exception stack(0xea7b9fb0 to 0xea7b9ff8) ** 6 printk messages dropped ** [ 1328.056911][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1328.057822][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 ** 12 printk messages dropped ** [ 1328.058352][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 ** 5 printk messages dropped ** [ 1328.058600][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1328.058736][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.058769][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.058800][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.058848][ T32] r4:84bcf280 [ 1328.058872][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.058898][ T32] INFO: task kworker/1:134:3900 blocked for more than 454 seconds. [ 1328.058929][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.059003][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.059077][ T32] task:kworker/1:134 state:D stack:0 pid:3900 tgid:3900 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.059127][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.059171][ T32] Call trace: [ 1328.059200][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1328.059250][ T32] r10:8291a684 r9:ea7e5d84 r8:00000002 r7:60000113 r6:ea7e5d8c r5:84bf3c00 [ 1328.059299][ T32] r4:84bf3c00 [ 1328.059341][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1328.059410][ T32] r5:84bf3c00 r4:8291a680 [ 1328.059433][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.059473][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.059515][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea7e5e08 [ 1328.059537][ T32] r4:00000000 [ 1328.059556][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1328.059605][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.059644][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.059701][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850cce00 [ 1328.059728][ T32] r4:00000000 [ 1328.059748][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.059793][ T32] r9:83018205 r8:84bf3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1328.059816][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.059858][ T32] r5:00001000 r4:e044f000 [ 1328.059904][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.059947][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.060013][ T32] r5:850fa78c r4:850fa400 [ 1328.060048][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.060122][ T32] r7:ddde2d80 r6:83018200 r5:850fa78c r4:850cd500 [ 1328.060146][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.060218][ T32] r10:61c88647 r9:84bf3c00 r8:850cd52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.060246][ T32] r4:850cd500 [ 1328.060267][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.060312][ T32] r10:00000000 r9:850cd500 r8:80287e08 r7:ea7d9e60 r6:850cd780 r5:84bf3c00 [ 1328.060373][ T32] r4:00000001 [ 1328.068477][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.068636][ T32] Exception stack(0xea7e5fb0 to 0xea7e5ff8) [ 1328.068676][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.068707][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.068734][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.068766][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.068791][ T32] r4:850cca00 [ 1328.069213][ T32] INFO: task kworker/1:134:3900 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1328.069258][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.069351][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.069429][ T32] Call trace: [ 1328.069491][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.069550][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1328.069583][ T32] r4:00000000 [ 1328.069604][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.069644][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1328.069673][ T32] 1d20: 8c4f9000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1328.069706][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1328.069731][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1328.069755][ T32] r5:80000013 r4:80239bb0 [ 1328.069848][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.069901][ T32] r4:82ac21e4 [ 1328.069923][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.069967][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1328.070003][ T32] r4:e0501dc0 [ 1328.070025][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.070068][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1328.070091][ T32] r4:00000000 [ 1328.070112][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.070182][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1328.070209][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.070273][ T32] r5:00001000 r4:e0315000 [ 1328.070297][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.070365][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.070480][ T32] r5:84b4cf8c r4:84b4cc00 [ 1328.081115][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.081210][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1328.081235][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.081286][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.081310][ T32] r4:84bc7780 [ 1328.081334][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.081401][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1328.081429][ T32] r4:00000001 [ 1328.081449][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.081501][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1328.081535][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.081575][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.081626][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.081660][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.081718][ T32] r4:84bcf280 [ 1328.081744][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.081780][ T32] INFO: task kworker/1:135:3902 blocked for more than 454 seconds. [ 1328.081815][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.081859][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.081887][ T32] task:kworker/1:135 state:D stack:0 pid:3902 tgid:3902 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.081946][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.081993][ T32] Call trace: [ 1328.082054][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1328.082134][ T32] r10:8291a684 r9:ea7edd84 r8:00000002 r7:60000113 r6:ea7edd8c r5:84bf5400 [ 1328.082160][ T32] r4:84bf5400 [ 1328.082180][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1328.082238][ T32] r5:84bf5400 r4:8291a680 [ 1328.082263][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.082342][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.082415][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea7ede08 [ 1328.082441][ T32] r4:00000000 [ 1328.082463][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1328.082498][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.082535][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.082581][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ccbc0 [ 1328.082604][ T32] r4:00000000 [ 1328.082624][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.082673][ T32] r9:83018205 r8:84bf5400 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1328.082695][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.082737][ T32] r5:00001000 r4:e0447000 [ 1328.082762][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.082803][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.082846][ T32] r5:850fa38c r4:850fa000 [ 1328.082867][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.082912][ T32] r7:ddde2d80 r6:83018200 r5:850fa38c r4:850cd600 [ 1328.082932][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.082978][ T32] r10:61c88647 r9:84bf5400 r8:850cd62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.083000][ T32] r4:850cd600 [ 1328.083044][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.083093][ T32] r10:00000000 r9:850cd600 r8:80287e08 r7:ea7e5e60 r6:850cd880 r5:84bf5400 [ 1328.083139][ T32] r4:00000001 [ 1328.083162][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 11 printk messages dropped ** [ 1328.084109][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 ** 13 printk messages dropped ** [ 1328.084876][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 12 printk messages dropped ** [ 1328.085399][ T32] r4:84bc7780 ** 4 printk messages dropped ** [ 1328.085631][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) ** 8 printk messages dropped ** [ 1328.085954][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 10 printk messages dropped ** [ 1328.086437][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea7e9e08 ** 7 printk messages dropped ** [ 1328.086888][ T32] r9:83018205 r8:84bf6000 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 ** 4 printk messages dropped ** [ 1328.087259][ T32] r5:850fab8c r4:850fa800 ** 3 printk messages dropped ** [ 1328.087550][ T32] r10:61c88647 r9:84bf6000 r8:850cd72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1328.087826][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1328.088277][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.088374][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.088424][ T32] Call trace: [ 1328.088454][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.088507][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1328.088548][ T32] r4:00000000 [ 1328.088578][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.088620][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1328.088663][ T32] 1d20: 8c709000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1328.088695][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1328.088720][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1328.088745][ T32] r5:80000013 r4:80239bb0 [ 1328.088766][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.088807][ T32] r4:82ac21e4 [ 1328.088858][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.088906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1328.088929][ T32] r4:e0501dc0 [ 1328.088947][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.088988][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1328.089011][ T32] r4:00000000 [ 1328.089053][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.089119][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1328.089144][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.089187][ T32] r5:00001000 r4:e0315000 [ 1328.089263][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.089307][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.089352][ T32] r5:84b4cf8c r4:84b4cc00 [ 1328.089372][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.089417][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1328.089452][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.089553][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.089585][ T32] r4:84bc7780 [ 1328.089605][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.089652][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1328.089700][ T32] r4:00000001 [ 1328.089739][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.089845][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1328.089902][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.089958][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.090071][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.090143][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.090221][ T32] r4:84bcf280 [ 1328.090244][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.090298][ T32] INFO: task kworker/1:137:3906 blocked for more than 454 seconds. [ 1328.090334][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.090459][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.090601][ T32] task:kworker/1:137 state:D stack:0 pid:3906 tgid:3906 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.111894][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.111975][ T32] Call trace: [ 1328.112009][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1328.112070][ T32] r10:8291a684 r9:ea7f9d84 r8:00000002 r7:60000113 r6:ea7f9d8c r5:850a3000 [ 1328.112121][ T32] r4:850a3000 [ 1328.112147][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1328.112194][ T32] r5:850a3000 r4:8291a680 [ 1328.112214][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.112253][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.112322][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea7f9e08 [ 1328.112416][ T32] r4:00000000 [ 1328.112442][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1328.112505][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.112549][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1328.112690][ T32] r9:83018205 r8:850a3000 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 ** 4 printk messages dropped ** [ 1328.112877][ T32] r5:850faf8c r4:850fac00 [ 1328.112897][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1328.113111][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1328.113408][ T32] r4:850cc5c0 ** 5 printk messages dropped ** [ 1328.114105][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 ** 10 printk messages dropped ** [ 1328.114616][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 ** 9 printk messages dropped ** [ 1328.115094][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1328.115656][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 7 printk messages dropped ** [ 1328.116047][ T32] r4:84bcf280 ** 4 printk messages dropped ** [ 1328.116244][ T32] task:kworker/1:138 state:D stack:0 pid:3908 tgid:3908 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1328.116818][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1328.116922][ T32] r4:00000000 [ 1328.116941][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.116987][ T32] r9:83018205 r8:850a3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1328.117008][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.117049][ T32] r5:00001000 r4:e0491000 [ 1328.117070][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.117141][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.117188][ T32] r5:850fb38c r4:850fb000 [ 1328.117209][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.117255][ T32] r7:ddde2d80 r6:83018200 r5:850fb38c r4:850cda80 [ 1328.117275][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.117345][ T32] r10:61c88647 r9:850a3c00 r8:850cdaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.117372][ T32] r4:850cda80 [ 1328.117393][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.117438][ T32] r10:00000000 r9:850cda80 r8:80287e08 r7:ea7f9e60 r6:85040f80 r5:850a3c00 [ 1328.117486][ T32] r4:00000001 [ 1328.117532][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.117603][ T32] Exception stack(0xea801fb0 to 0xea801ff8) [ 1328.117636][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.117665][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.117703][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.117735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.117758][ T32] r4:850c5000 [ 1328.118017][ T32] INFO: task kworker/1:138:3908 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1328.118078][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.118178][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.118226][ T32] Call trace: [ 1328.118255][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.118356][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1328.118400][ T32] r4:00000000 [ 1328.118422][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.118464][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1328.118568][ T32] 1d20: 8c95f000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1328.118602][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1328.118633][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1328.118688][ T32] r5:80000013 r4:80239bb0 [ 1328.118712][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.118757][ T32] r4:82ac21e4 [ 1328.118778][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.118882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1328.118911][ T32] r4:e0501dc0 [ 1328.118936][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.119054][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1328.119081][ T32] r4:00000000 [ 1328.119101][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.119147][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1328.119182][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.119229][ T32] r5:00001000 r4:e0315000 [ 1328.119250][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.119290][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.119338][ T32] r5:84b4cf8c r4:84b4cc00 [ 1328.119358][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.119404][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1328.119442][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.119494][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.119517][ T32] r4:84bc7780 [ 1328.119537][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.119589][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1328.119657][ T32] r4:00000001 [ 1328.119735][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.119776][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1328.119803][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.119830][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1328.120068][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1328.151244][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1328.151545][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1328.152025][ T32] r5:850fbf8c r4:850fbc00 [ 1328.152049][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1328.152223][ T32] r4:850cdb00 ** 4 printk messages dropped ** [ 1328.152426][ T32] Exception stack(0xea805fb0 to 0xea805ff8) ** 7 printk messages dropped ** [ 1328.153159][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1328.153556][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 ** 9 printk messages dropped ** [ 1328.153888][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1328.154283][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1328.154574][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 9 printk messages dropped ** [ 1328.154909][ T32] INFO: task kworker/1:140:3912 blocked for more than 454 seconds. ** 9 printk messages dropped ** [ 1328.155241][ T32] r5:850a5400 r4:8291a680 ** 5 printk messages dropped ** [ 1328.155417][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1328.155966][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.156012][ T32] r5:850fb78c r4:850fb400 ** 3 printk messages dropped ** [ 1328.156148][ T32] r10:61c88647 r9:850a5400 r8:850cdbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.156170][ T32] r4:850cdb80 [ 1328.156235][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.156284][ T32] r10:00000000 r9:850cdb80 r8:80287e08 r7:ea805e60 r6:85040f00 r5:850a5400 [ 1328.156349][ T32] r4:00000001 [ 1328.156373][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.156410][ T32] Exception stack(0xea80dfb0 to 0xea80dff8) [ 1328.156456][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.156523][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.156582][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.156615][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.156647][ T32] r4:850c5300 [ 1328.157136][ T32] INFO: task kworker/1:140:3912 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1328.157185][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.157244][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.157375][ T32] Call trace: [ 1328.157407][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.157462][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1328.157486][ T32] r4:00000000 [ 1328.157505][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.157545][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1328.157578][ T32] 1d20: 8cf61000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1328.157608][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1328.157661][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1328.157689][ T32] r5:80000013 r4:80239bb0 [ 1328.157711][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.157751][ T32] r4:82ac21e4 [ 1328.157771][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.157813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1328.157835][ T32] r4:e0501dc0 [ 1328.157854][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.157894][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1328.157917][ T32] r4:00000000 [ 1328.157938][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.157983][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1328.158004][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.158046][ T32] r5:00001000 r4:e0315000 [ 1328.158065][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.158105][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.158148][ T32] r5:84b4cf8c r4:84b4cc00 [ 1328.158195][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.158262][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1328.158498][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.158553][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.158585][ T32] r4:84bc7780 [ 1328.158605][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.158654][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1328.158677][ T32] r4:00000001 [ 1328.158696][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.158769][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1328.158867][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.158908][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.158937][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.158983][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.159051][ T32] r4:84bcf280 [ 1328.159075][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.159101][ T32] INFO: task kworker/1:141:3913 blocked for more than 454 seconds. [ 1328.159130][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.159154][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.159175][ T32] task:kworker/1:141 state:D stack:0 pid:3913 tgid:3913 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.159221][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.159266][ T32] Call trace: [ 1328.159296][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1328.159394][ T32] r10:8291a684 r9:ea811d84 r8:00000002 r7:60000013 r6:ea811d8c r5:850a6000 [ 1328.159486][ T32] r4:850a6000 [ 1328.159566][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1328.159619][ T32] r5:850a6000 r4:8291a680 ** 2 printk messages dropped ** [ 1328.159771][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea811e08 ** 3 printk messages dropped ** [ 1328.159951][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.160020][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c54c0 [ 1328.160048][ T32] r4:00000000 [ 1328.160093][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.160143][ T32] r9:83018205 r8:850a6000 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1328.160205][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.160273][ T32] r5:00001000 r4:e0509000 [ 1328.160298][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.160373][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.160481][ T32] r5:850fbb8c r4:850fb800 [ 1328.183139][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.183242][ T32] r7:ddde2d80 r6:83018200 r5:850fbb8c r4:850cdc00 [ 1328.183268][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.183319][ T32] r10:61c88647 r9:850a6000 r8:850cdc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.183342][ T32] r4:850cdc00 [ 1328.183361][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.183409][ T32] r10:00000000 r9:850cdc00 r8:80287e08 r7:ea805e60 r6:85023e00 r5:850a6000 [ 1328.183432][ T32] r4:00000001 [ 1328.183467][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.183513][ T32] Exception stack(0xea811fb0 to 0xea811ff8) [ 1328.183569][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.183602][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.183629][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.183663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.183687][ T32] r4:850c5300 [ 1328.184090][ T32] INFO: task kworker/1:141:3913 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1328.184131][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.184220][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.184271][ T32] Call trace: [ 1328.184304][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.184402][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1328.184445][ T32] r4:00000000 [ 1328.184470][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.184514][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1328.184544][ T32] 1d20: 8d46f000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1328.184579][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1328.184606][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1328.184643][ T32] r5:80000013 r4:80239bb0 [ 1328.184667][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.184712][ T32] r4:82ac21e4 [ 1328.184751][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.184825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1328.184877][ T32] r4:e0501dc0 [ 1328.184900][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.184943][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 2 printk messages dropped ** [ 1328.185112][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 ** 11 printk messages dropped ** [ 1328.185896][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 11 printk messages dropped ** [ 1328.186390][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 10 printk messages dropped ** [ 1328.186837][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea815e08 ** 7 printk messages dropped ** [ 1328.187092][ T32] r9:83018205 r8:850a6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1328.187150][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.187196][ T32] r5:00001000 r4:e0585000 [ 1328.187216][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.187255][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.187296][ T32] r5:8510438c r4:85104000 [ 1328.187327][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.187377][ T32] r7:ddde2d80 r6:83018200 r5:8510438c r4:850cd900 [ 1328.187398][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.187445][ T32] r10:61c88647 r9:850a6c00 r8:850cd92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.187467][ T32] r4:850cd900 [ 1328.187487][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.187552][ T32] r10:00000000 r9:850cd900 r8:80287e08 r7:ea805e60 r6:85023b00 r5:850a6c00 [ 1328.187602][ T32] r4:00000001 [ 1328.187636][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.187676][ T32] Exception stack(0xea815fb0 to 0xea815ff8) [ 1328.187714][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.187778][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.187844][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.187876][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.187902][ T32] r4:850c5540 [ 1328.188156][ T32] INFO: task kworker/1:142:3915 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1328.188191][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.188248][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.188354][ T32] Call trace: [ 1328.188403][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.188459][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 ** 5 printk messages dropped ** [ 1328.188633][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff ** 8 printk messages dropped ** [ 1328.188889][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1328.189348][ T32] r5:84b4cf8c r4:84b4cc00 ** 1 printk messages dropped ** [ 1328.189463][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 ** 4 printk messages dropped ** [ 1328.189782][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 5 printk messages dropped ** [ 1328.190150][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1328.205653][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1328.205934][ T32] r5:850a4800 r4:8291a680 ** 5 printk messages dropped ** [ 1328.206128][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1328.206582][ T32] r5:8510478c r4:85104400 [ 1328.206603][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1328.206740][ T32] r4:850cdc80 ** 4 printk messages dropped ** [ 1328.207050][ T32] Exception stack(0xea819fb0 to 0xea819ff8) ** 7 printk messages dropped ** [ 1328.207738][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1328.208105][ T32] 1d20: 8d46f000 e02e7000 00000001 80239b98 7f539000 00000001 ** 10 printk messages dropped ** [ 1328.208530][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1328.208843][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1328.209330][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1328.209668][ T32] r4:84bcf280 [ 1328.209689][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.209718][ T32] INFO: task kworker/1:144:3920 blocked for more than 454 seconds. [ 1328.209862][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.209892][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.209913][ T32] task:kworker/1:144 state:D stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.210060][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.210112][ T32] Call trace: [ 1328.210142][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1328.210192][ T32] r10:8291a684 r9:ea81dd84 r8:00000002 r7:60000013 r6:ea81dd8c r5:850a2400 [ 1328.210214][ T32] r4:850a2400 [ 1328.210235][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1328.210279][ T32] r5:850a2400 r4:8291a680 [ 1328.210299][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.210357][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.210404][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea81de08 [ 1328.210517][ T32] r4:00000000 [ 1328.228078][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1328.228164][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.228208][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.228296][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c5d40 [ 1328.228325][ T32] r4:00000000 [ 1328.228366][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.228417][ T32] r9:83018205 r8:850a2400 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1328.228439][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.228484][ T32] r5:00001000 r4:ea825000 [ 1328.228504][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.228542][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.228592][ T32] r5:8510538c r4:85105000 [ 1328.228613][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.228660][ T32] r7:ddde2d80 r6:83018200 r5:8510538c r4:850cdd80 [ 1328.228681][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.228728][ T32] r10:61c88647 r9:850a2400 r8:850cddac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.228749][ T32] r4:850cdd80 [ 1328.228769][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.228815][ T32] r10:00000000 r9:850cdd80 r8:80287e08 r7:ea819e60 r6:850be080 r5:850a2400 [ 1328.228836][ T32] r4:00000001 [ 1328.228855][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.228891][ T32] Exception stack(0xea81dfb0 to 0xea81dff8) [ 1328.228920][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1328.229587][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1328.230275][ T32] r4:e0501dc0 ** 8 printk messages dropped ** [ 1328.244053][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1328.244871][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 21 printk messages dropped ** [ 1328.246121][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1328.246678][ T32] r5:85104b8c r4:85104800 [ 1328.246702][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.246749][ T32] r7:ddde2d80 r6:83018200 r5:85104b8c r4:850cde00 [ 1328.246769][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.246814][ T32] r10:61c88647 r9:84bf4800 r8:850cde2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.246836][ T32] r4:850cde00 [ 1328.246856][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.246901][ T32] r10:00000000 r9:850cde00 r8:80287e08 r7:ea81de60 r6:850cde80 r5:84bf4800 [ 1328.246955][ T32] r4:00000001 [ 1328.246994][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.247039][ T32] Exception stack(0xea809fb0 to 0xea809ff8) [ 1328.247087][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.247118][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.247156][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.247187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.247251][ T32] r4:850c5300 [ 1328.247695][ T32] INFO: task kworker/1:145:3922 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1328.247734][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.247851][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.247900][ T32] Call trace: [ 1328.247953][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.248007][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1328.248029][ T32] r4:00000000 [ 1328.248048][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.248087][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1328.248115][ T32] 1d20: 8da54000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1328.248165][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1328.248193][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1328.248227][ T32] r5:80000013 r4:80239bb0 [ 1328.248293][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.248373][ T32] r4:82ac21e4 [ 1328.248403][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.248468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1328.248520][ T32] r4:e0501dc0 [ 1328.248542][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.248594][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1328.248630][ T32] r4:00000000 [ 1328.248654][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.248709][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1328.248733][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.248775][ T32] r5:00001000 r4:e0315000 [ 1328.248795][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.248844][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.248910][ T32] r5:84b4cf8c r4:84b4cc00 [ 1328.248953][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.249004][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1328.249065][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.249116][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.249139][ T32] r4:84bc7780 [ 1328.249159][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.249204][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1328.249225][ T32] r4:00000001 [ 1328.249244][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.249306][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1328.249336][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.249364][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.249389][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.249417][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.249439][ T32] r4:84bcf280 [ 1328.249471][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.249523][ T32] INFO: task kworker/1:146:3924 blocked for more than 454 seconds. [ 1328.249591][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.249666][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.249711][ T32] task:kworker/1:146 state:D stack:0 pid:3924 tgid:3924 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.249787][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.249860][ T32] Call trace: [ 1328.249911][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1328.250005][ T32] r10:8291a684 r9:ea821d84 r8:00000002 r7:60000013 r6:ea821d8c r5:84bf6c00 [ 1328.250049][ T32] r4:84bf6c00 [ 1328.250123][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1328.250196][ T32] r5:84bf6c00 r4:8291a680 [ 1328.250228][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.250293][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.250373][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea821e08 ** 4 printk messages dropped ** [ 1328.269450][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c5c80 ** 7 printk messages dropped ** [ 1328.269786][ T32] r5:85104f8c r4:85104c00 ** 1 printk messages dropped ** [ 1328.269854][ T32] r7:ddde2d80 r6:83018200 r5:85104f8c r4:850cdd00 [ 1328.269898][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.269985][ T32] r10:61c88647 r9:84bf6c00 r8:850cdd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.270010][ T32] r4:850cdd00 [ 1328.270030][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.270095][ T32] r10:00000000 r9:850cdd00 r8:80287e08 r7:ea81de60 r6:850cda00 r5:84bf6c00 [ 1328.270154][ T32] r4:00000001 [ 1328.270206][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.270256][ T32] Exception stack(0xea821fb0 to 0xea821ff8) [ 1328.270287][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.270323][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.270350][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.270379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.270401][ T32] r4:850c5980 [ 1328.273471][ T32] INFO: task kworker/1:146:3924 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1328.273557][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.273671][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.273732][ T32] Call trace: [ 1328.273774][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.273835][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1328.273873][ T32] r4:00000000 [ 1328.273897][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.273939][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1328.273968][ T32] 1d20: 8deec000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1328.274019][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1328.274047][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1328.274071][ T32] r5:80000013 r4:80239bb0 [ 1328.274094][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.274137][ T32] r4:82ac21e4 [ 1328.274179][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.274248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1328.274276][ T32] r4:e0501dc0 [ 1328.274314][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.274360][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1328.274383][ T32] r4:00000000 [ 1328.274403][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.274470][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1328.274516][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.274562][ T32] r5:00001000 r4:e0315000 [ 1328.274604][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.274648][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.274720][ T32] r5:84b4cf8c r4:84b4cc00 [ 1328.274744][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.274793][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1328.274815][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.274863][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.274908][ T32] r4:84bc7780 [ 1328.274931][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.274979][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1328.275001][ T32] r4:00000001 [ 1328.275020][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.275067][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1328.275097][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.275126][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.275203][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.275237][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.275259][ T32] r4:84bcf280 ** 1 printk messages dropped ** [ 1328.275329][ T32] INFO: task kworker/0:257:3926 blocked for more than 454 seconds. ** 12 printk messages dropped ** [ 1328.275997][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea82de08 [ 1328.276024][ T32] r4:00000000 [ 1328.276133][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1328.276182][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.276239][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.276288][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8503e3c0 [ 1328.276370][ T32] r4:00000000 [ 1328.276424][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.276474][ T32] r9:83018005 r8:84a5d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1328.276495][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.276537][ T32] r5:00001000 r4:ea869000 [ 1328.276565][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.276625][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.276671][ T32] r5:85106b8c r4:85106800 [ 1328.276692][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.276738][ T32] r7:dddced80 r6:83018000 r5:85106b8c r4:850be100 [ 1328.276758][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.276845][ T32] r10:61c88647 r9:84a5d400 r8:850be12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.276892][ T32] r4:850be100 [ 1328.276916][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.276986][ T32] r10:00000000 r9:850be100 r8:80287e08 r7:ea7ade60 r6:850be280 r5:84a5d400 [ 1328.277012][ T32] r4:00000001 [ 1328.277032][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.277077][ T32] Exception stack(0xea82dfb0 to 0xea82dff8) [ 1328.277119][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.277189][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.277243][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.277277][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.277306][ T32] r4:850c6ac0 [ 1328.277594][ T32] INFO: task kworker/0:257:3926 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1328.277651][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.277728][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.277811][ T32] Call trace: [ 1328.277866][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.277941][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1328.277968][ T32] r4:00000000 [ 1328.277988][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.278029][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1328.278056][ T32] 1d20: 8deec000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1328.278094][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1328.278123][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1328.278167][ T32] r5:80000013 r4:80239bb0 [ 1328.278225][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.278269][ T32] r4:82ac21e4 [ 1328.278288][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.278348][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1328.278375][ T32] r4:e0501dc0 [ 1328.278416][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.278461][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1328.278484][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1328.278732][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1328.279150][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) ** 7 printk messages dropped ** [ 1328.279394][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 10 printk messages dropped ** [ 1328.279889][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1328.299485][ T32] r5:8510578c r4:85105400 ** 1 printk messages dropped ** [ 1328.299657][ T32] r7:ddde2d80 r6:83018200 r5:8510578c r4:850bc000 ** 12 printk messages dropped ** [ 1328.300148][ T32] r4:850c5d80 ** 7 printk messages dropped ** [ 1328.305994][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 11 printk messages dropped ** [ 1328.306492][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 5 printk messages dropped ** [ 1328.306750][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.306790][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.306832][ T32] r5:84b4cf8c r4:84b4cc00 [ 1328.306862][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.306935][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1328.306981][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.307037][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.307061][ T32] r4:84bc7780 [ 1328.307080][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.307126][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1328.307148][ T32] r4:00000001 [ 1328.307167][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.307224][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1328.307271][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.307306][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.307333][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.307363][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.307385][ T32] r4:84bcf280 [ 1328.307406][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.307434][ T32] INFO: task kworker/1:148:3930 blocked for more than 454 seconds. [ 1328.307487][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.307516][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.307561][ T32] task:kworker/1:148 state:D stack:0 pid:3930 tgid:3930 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.307667][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.307737][ T32] Call trace: [ 1328.307792][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1328.307885][ T32] r10:8291a684 r9:ea849d84 r8:00000002 r7:60000013 r6:ea849d8c r5:84aa1800 [ 1328.307936][ T32] r4:84aa1800 [ 1328.307981][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1328.308052][ T32] r5:84aa1800 r4:8291a680 [ 1328.308119][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.308168][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.308216][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea849e08 [ 1328.308262][ T32] r4:00000000 [ 1328.308287][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1328.308370][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.308412][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.308474][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8503e900 [ 1328.308524][ T32] r4:00000000 [ 1328.308550][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.308599][ T32] r9:83018205 r8:84aa1800 r7:00000000 r6:83018200 r5:00001000 r4:7f0cf000 [ 1328.308644][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.308694][ T32] r5:00001000 r4:ea88b000 [ 1328.308714][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.308755][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.308796][ T32] r5:8510778c r4:85107400 [ 1328.308815][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.308893][ T32] r7:ddde2d80 r6:83018200 r5:8510778c r4:850bc180 [ 1328.308917][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.308966][ T32] r10:61c88647 r9:84aa1800 r8:850bc1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.308989][ T32] r4:850bc180 [ 1328.309040][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.309156][ T32] r10:00000000 r9:850bc180 r8:80287e08 r7:ea835e60 r6:850be200 r5:84aa1800 ** 5 printk messages dropped ** [ 1328.309372][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1328.310050][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 ** 8 printk messages dropped ** [ 1328.310320][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1328.310497][ T32] r4:e0501dc0 ** 5 printk messages dropped ** [ 1328.325060][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1328.325817][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 7 printk messages dropped ** [ 1328.326052][ T32] r4:84bcf280 ** 4 printk messages dropped ** [ 1328.326190][ T32] task:kworker/1:149 state:D stack:0 pid:3931 tgid:3931 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1328.326814][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1328.327117][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1328.327412][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1328.327644][ T32] r10:61c88647 r9:84bf2400 r8:850bc12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1328.328066][ T32] Exception stack(0xea7f5fb0 to 0xea7f5ff8) ** 4 printk messages dropped ** [ 1328.328264][ T32] r4:850c5dc0 [ 1328.328733][ T32] INFO: task kworker/1:149:3931 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1328.328779][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.328947][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.329073][ T32] Call trace: [ 1328.329103][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.329201][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1328.329255][ T32] r4:00000000 [ 1328.329304][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.329398][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1328.329449][ T32] 1d20: 8ea2d000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1328.329479][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1328.329503][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1328.329548][ T32] r5:80000013 r4:80239bb0 [ 1328.329626][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.329676][ T32] r4:82ac21e4 [ 1328.329747][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.329797][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1328.329821][ T32] r4:e0501dc0 [ 1328.329850][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.329924][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1328.329949][ T32] r4:00000000 [ 1328.329971][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.330017][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1328.330052][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.330099][ T32] r5:00001000 r4:e0315000 [ 1328.330120][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.330167][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.330291][ T32] r5:84b4cf8c r4:84b4cc00 [ 1328.330314][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.330370][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1328.330418][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.351107][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.351183][ T32] r4:84bc7780 [ 1328.351215][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.351347][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1328.351375][ T32] r4:00000001 [ 1328.351397][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.351522][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1328.351663][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.351724][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.351764][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.351822][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.351855][ T32] r4:84bcf280 [ 1328.351883][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.351916][ T32] INFO: task kworker/1:150:3934 blocked for more than 454 seconds. [ 1328.351951][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.351978][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.352053][ T32] task:kworker/1:150 state:D stack:0 pid:3934 tgid:3934 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.352205][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.352274][ T32] Call trace: [ 1328.352392][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1328.352476][ T32] r10:8291a684 r9:ea841d84 r8:00000002 r7:60000013 r6:ea841d8c r5:8508b000 [ 1328.352552][ T32] r4:8508b000 [ 1328.352584][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1328.352781][ T32] r5:8508b000 r4:8291a680 [ 1328.352806][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.352849][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.352893][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea841e08 [ 1328.352915][ T32] r4:00000000 [ 1328.352934][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1328.352968][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.353081][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.353128][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ccfc0 [ 1328.353172][ T32] r4:00000000 [ 1328.353211][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.353264][ T32] r9:83018205 r8:8508b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1328.353288][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.353347][ T32] r5:00001000 r4:ea84f000 [ 1328.353376][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1328.353545][ T32] r5:85105f8c r4:85105c00 [ 1328.353567][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1328.353809][ T32] r4:850bc080 ** 3 printk messages dropped ** [ 1328.353930][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1328.354637][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1328.354853][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 6 printk messages dropped ** [ 1328.355161][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1328.355311][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 9 printk messages dropped ** [ 1328.355847][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 ** 4 printk messages dropped ** [ 1328.356004][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 4 printk messages dropped ** [ 1328.356158][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.356189][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.356271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.356323][ T32] r4:84bcf280 [ 1328.356384][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.356430][ T32] INFO: task kworker/1:151:3935 blocked for more than 454 seconds. [ 1328.356490][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.356529][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.356559][ T32] task:kworker/1:151 state:D stack:0 pid:3935 tgid:3935 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.356607][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.356705][ T32] Call trace: [ 1328.356736][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1328.356790][ T32] r10:8291a684 r9:ea859d84 r8:00000002 r7:60000113 r6:ea859d8c r5:84bee000 [ 1328.356815][ T32] r4:84bee000 [ 1328.356879][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1328.357156][ T32] r5:84bee000 r4:8291a680 [ 1328.357180][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.357279][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.357498][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea859e08 [ 1328.357525][ T32] r4:00000000 [ 1328.357623][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1328.357666][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.357701][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.357742][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8503e000 [ 1328.357784][ T32] r4:00000000 [ 1328.357807][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.357852][ T32] r9:83018205 r8:84bee000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1328.357890][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.357935][ T32] r5:00001000 r4:ea855000 [ 1328.357955][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.357994][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.358054][ T32] r5:8510638c r4:85106000 [ 1328.358077][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.358125][ T32] r7:ddde2d80 r6:83018200 r5:8510638c r4:850bc380 [ 1328.358173][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.358224][ T32] r10:61c88647 r9:84bee000 r8:850bc3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.358247][ T32] r4:850bc380 [ 1328.358290][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.358339][ T32] r10:00000000 r9:850bc380 r8:80287e08 r7:ea849e60 r6:850bc280 r5:84bee000 [ 1328.358362][ T32] r4:00000001 [ 1328.358381][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.358416][ T32] Exception stack(0xea859fb0 to 0xea859ff8) [ 1328.358444][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.358485][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.358515][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.358562][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.358627][ T32] r4:8503e100 [ 1328.358925][ T32] INFO: task kworker/1:151:3935 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1328.358964][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.359041][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.359085][ T32] Call trace: [ 1328.359113][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.359164][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1328.359187][ T32] r4:00000000 [ 1328.359228][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.359309][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1328.359340][ T32] 1d20: 8ecdf000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1328.359399][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1328.359430][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1328.359457][ T32] r5:80000013 r4:80239bb0 [ 1328.359477][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.359520][ T32] r4:82ac21e4 [ 1328.359632][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.359692][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1328.359818][ T32] r4:e0501dc0 [ 1328.359915][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.359991][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1328.360018][ T32] r4:00000000 [ 1328.360039][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.360086][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1328.360108][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.360149][ T32] r5:00001000 r4:e0315000 [ 1328.360170][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.360223][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.360269][ T32] r5:84b4cf8c r4:84b4cc00 [ 1328.360296][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.360384][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1328.380954][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.381134][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.381164][ T32] r4:84bc7780 [ 1328.381185][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.381264][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1328.381322][ T32] r4:00000001 [ 1328.381375][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.381433][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1328.381465][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.381506][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.381550][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1328.381852][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1328.382431][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1328.383132][ T32] r9:83018205 r8:85000000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 ** 4 printk messages dropped ** [ 1328.383407][ T32] r5:8510678c r4:85106400 ** 3 printk messages dropped ** [ 1328.383656][ T32] r10:61c88647 r9:85000000 r8:850bc42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1328.384062][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1328.385084][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff ** 10 printk messages dropped ** [ 1328.385494][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 ** 11 printk messages dropped ** [ 1328.385964][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 5 printk messages dropped ** [ 1328.386178][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.386241][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.386269][ T32] r4:84bcf280 [ 1328.386289][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.386389][ T32] INFO: task kworker/0:258:3940 blocked for more than 454 seconds. [ 1328.386446][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.386499][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.386548][ T32] task:kworker/0:258 state:D stack:0 pid:3940 tgid:3940 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.386605][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.386888][ T32] Call trace: [ 1328.386941][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1328.386996][ T32] r10:8291a684 r9:ea7fdd84 r8:00000002 r7:60000113 r6:ea7fdd8c r5:85000c00 [ 1328.387098][ T32] r4:85000c00 [ 1328.387130][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1328.387178][ T32] r5:85000c00 r4:8291a680 [ 1328.387297][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.387341][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.387386][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea7fde08 [ 1328.387410][ T32] r4:00000000 [ 1328.387428][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1328.387462][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.387496][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.387541][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85021640 [ 1328.387584][ T32] r4:00000000 [ 1328.387607][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.387659][ T32] r9:83018005 r8:85000c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1328.387680][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.387728][ T32] r5:00001000 r4:dfa05000 [ 1328.387748][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.387835][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.388007][ T32] r5:8506c78c r4:8506c400 [ 1328.388030][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.388078][ T32] r7:dddced80 r6:83018000 r5:8506c78c r4:850be300 [ 1328.388099][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.388145][ T32] r10:61c88647 r9:85000c00 r8:850be32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.388169][ T32] r4:850be300 [ 1328.388187][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.388261][ T32] r10:00000000 r9:850be300 r8:80287e08 r7:ea7ade60 r6:850bc580 r5:85000c00 [ 1328.388288][ T32] r4:00000001 [ 1328.388307][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.388382][ T32] Exception stack(0xea7fdfb0 to 0xea7fdff8) [ 1328.388412][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.388440][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.388466][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.388495][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.388518][ T32] r4:850c62c0 [ 1328.388808][ T32] INFO: task kworker/0:258:3940 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1328.388849][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.388922][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.389000][ T32] Call trace: ** 2 printk messages dropped ** [ 1328.389242][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1328.389365][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 ** 9 printk messages dropped ** [ 1328.389717][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1328.389964][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1328.390278][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 9 printk messages dropped ** [ 1328.421210][ T32] INFO: task kworker/1:153:3941 blocked for more than 454 seconds. ** 7 printk messages dropped ** [ 1328.421661][ T32] r4:85001800 ** 4 printk messages dropped ** [ 1328.421840][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea87de08 ** 7 printk messages dropped ** [ 1328.422146][ T32] r9:83018205 r8:85001800 r7:00000000 r6:83018200 r5:00001000 r4:7f0cb000 ** 4 printk messages dropped ** [ 1328.422358][ T32] r5:85106f8c r4:85106c00 ** 4 printk messages dropped ** [ 1328.422526][ T32] r4:850bc600 ** 6 printk messages dropped ** [ 1328.422889][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1328.423829][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 ** 10 printk messages dropped ** [ 1328.424151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 ** 9 printk messages dropped ** [ 1328.424558][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1328.424860][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 9 printk messages dropped ** [ 1328.425370][ T32] INFO: task kworker/1:154:3943 blocked for more than 454 seconds. ** 8 printk messages dropped ** [ 1328.425828][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) ** 9 printk messages dropped ** [ 1328.426199][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1328.426437][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1328.426607][ T32] r7:ddde2d80 r6:83018200 r5:8510738c r4:850bc500 [ 1328.426676][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.426727][ T32] r10:61c88647 r9:85002400 r8:850bc52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.426750][ T32] r4:850bc500 [ 1328.426769][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.426826][ T32] r10:00000000 r9:850bc500 r8:80287e08 r7:ea849e60 r6:850bc800 r5:85002400 [ 1328.426851][ T32] r4:00000001 [ 1328.426897][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.426937][ T32] Exception stack(0xea86dfb0 to 0xea86dff8) [ 1328.426963][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.426991][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.427019][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.427047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.427069][ T32] r4:8503e880 [ 1328.427331][ T32] INFO: task kworker/1:154:3943 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1328.427435][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.427496][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.427553][ T32] Call trace: [ 1328.427586][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.427644][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1328.427668][ T32] r4:00000000 [ 1328.427721][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.427766][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1328.427871][ T32] 1d20: 8f5a9000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1328.427902][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1328.427929][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1328.427953][ T32] r5:80000013 r4:80239bb0 [ 1328.427973][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.428014][ T32] r4:82ac21e4 [ 1328.428033][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.428075][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1328.428098][ T32] r4:e0501dc0 [ 1328.428116][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.428268][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1328.428297][ T32] r4:00000000 [ 1328.428319][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.428490][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1328.428517][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.428567][ T32] r5:00001000 r4:e0315000 [ 1328.428588][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.428628][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.428669][ T32] r5:84b4cf8c r4:84b4cc00 [ 1328.428688][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.428733][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1328.428753][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.428800][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.428903][ T32] r4:84bc7780 [ 1328.428926][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.428974][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1328.428998][ T32] r4:00000001 [ 1328.429017][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.429052][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1328.429078][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.429105][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.429132][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.429160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.429181][ T32] r4:84bcf280 [ 1328.429200][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.429223][ T32] INFO: task kworker/1:155:3946 blocked for more than 454 seconds. [ 1328.429250][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.429274][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.429302][ T32] task:kworker/1:155 state:D stack:0 pid:3946 tgid:3946 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.429348][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.429388][ T32] Call trace: [ 1328.429532][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1328.429634][ T32] r10:8291a684 r9:ea881d84 r8:00000002 r7:60000013 r6:ea881d8c r5:85003000 [ 1328.429661][ T32] r4:85003000 [ 1328.429681][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1328.429725][ T32] r5:85003000 r4:8291a680 [ 1328.429744][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.429782][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.429824][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea881e08 [ 1328.429874][ T32] r4:00000000 [ 1328.429898][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1328.429934][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.430016][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.430062][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8503e980 [ 1328.430086][ T32] r4:00000000 [ 1328.430118][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.430165][ T32] r9:83018205 r8:85003000 r7:00000000 r6:83018200 r5:00001000 r4:7f0d1000 [ 1328.430187][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.430270][ T32] r5:00001000 r4:ea891000 [ 1328.430326][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.430379][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.430660][ T32] r5:85107b8c r4:85107800 [ 1328.453257][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.453359][ T32] r7:ddde2d80 r6:83018200 r5:85107b8c r4:850bc880 [ 1328.453385][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.453437][ T32] r10:61c88647 r9:85003000 r8:850bc8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.453461][ T32] r4:850bc880 [ 1328.453481][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.453544][ T32] r10:00000000 r9:850bc880 r8:80287e08 r7:ea849e60 r6:850bc980 r5:85003000 [ 1328.453569][ T32] r4:00000001 [ 1328.453589][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.453629][ T32] Exception stack(0xea881fb0 to 0xea881ff8) [ 1328.453686][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.453784][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.453816][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.453875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1328.454648][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 ** 8 printk messages dropped ** [ 1328.455380][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1328.455570][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1328.455852][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1328.456428][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) ** 7 printk messages dropped ** [ 1328.456647][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1328.457055][ T32] r4:85003c00 ** 3 printk messages dropped ** [ 1328.457182][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.457224][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea895e08 [ 1328.457251][ T32] r4:00000000 [ 1328.457272][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1328.457333][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.457371][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.457413][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8503ebc0 [ 1328.457434][ T32] r4:00000000 [ 1328.457538][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.457587][ T32] r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0d3000 [ 1328.457609][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.457657][ T32] r5:00001000 r4:ea89f000 [ 1328.457678][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.457717][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.457759][ T32] r5:85107f8c r4:85107c00 [ 1328.457779][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.457828][ T32] r7:ddde2d80 r6:83018200 r5:85107f8c r4:850bc700 [ 1328.457862][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.457913][ T32] r10:61c88647 r9:85003c00 r8:850bc72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.457936][ T32] r4:850bc700 [ 1328.457955][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.457999][ T32] r10:00000000 r9:850bc700 r8:80287e08 r7:ea881e60 r6:850bc780 r5:85003c00 [ 1328.458021][ T32] r4:00000001 [ 1328.458039][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.458107][ T32] Exception stack(0xea895fb0 to 0xea895ff8) [ 1328.458137][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.458231][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.458317][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1328.458374][ T32] r4:8503e9c0 ** 5 printk messages dropped ** [ 1328.458898][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 ** 5 printk messages dropped ** [ 1328.459079][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff ** 7 printk messages dropped ** [ 1328.459357][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 9 printk messages dropped ** [ 1328.459776][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 ** 5 printk messages dropped ** [ 1328.459972][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1328.460146][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.460210][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.460257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.460346][ T32] r4:84bcf280 [ 1328.460375][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.460405][ T32] INFO: task kworker/1:157:3950 blocked for more than 454 seconds. [ 1328.460544][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.483947][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.483998][ T32] task:kworker/1:157 state:D stack:0 pid:3950 tgid:3950 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.484066][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.484130][ T32] Call trace: [ 1328.484281][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1328.484388][ T32] r10:8291a684 r9:ea89dd84 r8:00000002 r7:60000013 r6:ea89dd8c r5:85004800 [ 1328.484417][ T32] r4:85004800 [ 1328.484503][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1328.484560][ T32] r5:85004800 r4:8291a680 [ 1328.484581][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.484621][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.484663][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea89de08 [ 1328.484685][ T32] r4:00000000 [ 1328.484704][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1328.484758][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.484801][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.484844][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85020040 [ 1328.484938][ T32] r4:00000000 [ 1328.484966][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.485044][ T32] r9:83018205 r8:85004800 r7:00000000 r6:83018200 r5:00001000 r4:7f0d9000 [ 1328.485148][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.485240][ T32] r5:00001000 r4:ea8b9000 [ 1328.485265][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.485306][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.485430][ T32] r5:8510cb8c r4:8510c800 [ 1328.485454][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.485504][ T32] r7:ddde2d80 r6:83018200 r5:8510cb8c r4:850bca00 [ 1328.485525][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.485583][ T32] r10:61c88647 r9:85004800 r8:850bca2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1328.485749][ T32] Exception stack(0xea89dfb0 to 0xea89dff8) ** 6 printk messages dropped ** [ 1328.486391][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1328.487208][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff ** 7 printk messages dropped ** [ 1328.487435][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 7 printk messages dropped ** [ 1328.487812][ T32] r5:84b4cf8c r4:84b4cc00 ** 6 printk messages dropped ** [ 1328.488034][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 7 printk messages dropped ** [ 1328.488389][ T32] r4:84bcf280 ** 4 printk messages dropped ** [ 1328.488520][ T32] task:kworker/1:158 state:D stack:0 pid:3951 tgid:3951 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1328.489092][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea889e08 ** 8 printk messages dropped ** [ 1328.489544][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1328.489837][ T32] r5:8510c38c r4:8510c000 ** 4 printk messages dropped ** [ 1328.490096][ T32] r4:850bc900 ** 4 printk messages dropped ** [ 1328.490239][ T32] Exception stack(0xea889fb0 to 0xea889ff8) ** 7 printk messages dropped ** [ 1328.504224][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1328.504630][ T32] 1d20: 8fef5000 e02e7000 00000001 80239b98 7f539000 00000001 ** 10 printk messages dropped ** [ 1328.505130][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1328.505284][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1328.505468][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1328.505490][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.505547][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.505571][ T32] r4:84bc7780 [ 1328.505593][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.505639][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1328.505662][ T32] r4:00000001 [ 1328.505731][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.505773][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1328.505801][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.505829][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.505855][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.505883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.505917][ T32] r4:84bcf280 [ 1328.506090][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.506143][ T32] INFO: task kworker/1:159:3953 blocked for more than 454 seconds. [ 1328.506182][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.506207][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.506230][ T32] task:kworker/1:159 state:D stack:0 pid:3953 tgid:3953 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.506290][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.506369][ T32] Call trace: [ 1328.506401][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1328.506451][ T32] r10:8291a684 r9:ea8a9d84 r8:00000002 r7:60000113 r6:ea8a9d8c r5:85006000 [ 1328.506477][ T32] r4:85006000 [ 1328.506499][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1328.506551][ T32] r5:85006000 r4:8291a680 [ 1328.506591][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.506635][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.506681][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea8a9e08 [ 1328.506705][ T32] r4:00000000 [ 1328.506725][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1328.506800][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.506840][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.506883][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8503ef00 [ 1328.506906][ T32] r4:00000000 [ 1328.506928][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.506973][ T32] r9:83018205 r8:85006000 r7:00000000 r6:83018200 r5:00001000 r4:7f0d7000 [ 1328.506996][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.507038][ T32] r5:00001000 r4:ea8b3000 [ 1328.507060][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.507099][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.507175][ T32] r5:8510c78c r4:8510c400 [ 1328.507199][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.507246][ T32] r7:ddde2d80 r6:83018200 r5:8510c78c r4:850bcb80 [ 1328.507268][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.507316][ T32] r10:61c88647 r9:85006000 r8:850bcbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.507339][ T32] r4:850bcb80 [ 1328.507360][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.507404][ T32] r10:00000000 r9:850bcb80 r8:80287e08 r7:ea89de60 r6:850bcd00 r5:85006000 [ 1328.507427][ T32] r4:00000001 [ 1328.507447][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.507484][ T32] Exception stack(0xea8a9fb0 to 0xea8a9ff8) [ 1328.507512][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.507562][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.507593][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.507628][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.507652][ T32] r4:8503e380 [ 1328.507909][ T32] INFO: task kworker/1:159:3953 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1328.507946][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.508004][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.508117][ T32] Call trace: [ 1328.508149][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.508204][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1328.508229][ T32] r4:00000000 [ 1328.508250][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.508291][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1328.508351][ T32] 1d20: 8fef5000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1328.508439][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1328.508504][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1328.508554][ T32] r5:80000013 r4:80239bb0 [ 1328.508579][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.508621][ T32] r4:82ac21e4 [ 1328.508643][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1328.508732][ T32] r4:e0501dc0 ** 5 printk messages dropped ** [ 1328.508935][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1328.509388][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 5 printk messages dropped ** [ 1328.509626][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1328.510114][ T32] Call trace: ** 4 printk messages dropped ** [ 1328.510581][ T32] r5:85006c00 r4:8291a680 ** 5 printk messages dropped ** [ 1328.528746][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.528784][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.528828][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85020140 [ 1328.528851][ T32] r4:00000000 [ 1328.528918][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.528978][ T32] r9:83018205 r8:85006c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0db000 [ 1328.529003][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.529050][ T32] r5:00001000 r4:ea8c7000 [ 1328.529071][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.529111][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.529154][ T32] r5:8510cf8c r4:8510cc00 [ 1328.529174][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.529222][ T32] r7:ddde2d80 r6:83018200 r5:8510cf8c r4:850bcc00 [ 1328.529244][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.529291][ T32] r10:61c88647 r9:85006c00 r8:850bcc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.529315][ T32] r4:850bcc00 [ 1328.529335][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.529382][ T32] r10:00000000 r9:850bcc00 r8:80287e08 r7:ea89de60 r6:850bcd80 r5:85006c00 [ 1328.529407][ T32] r4:00000001 [ 1328.529427][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.529466][ T32] Exception stack(0xea8bdfb0 to 0xea8bdff8) [ 1328.529497][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.529549][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.529615][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.529650][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.529738][ T32] r4:85020240 [ 1328.530148][ T32] INFO: task kworker/1:160:3956 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1328.530212][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.530348][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.530402][ T32] Call trace: [ 1328.530437][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.537596][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1328.537698][ T32] r4:00000000 [ 1328.537790][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.537851][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1328.537884][ T32] 1d20: 902af000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1328.537914][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1328.537940][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1328.537965][ T32] r5:80000013 r4:80239bb0 [ 1328.537989][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.538112][ T32] r4:82ac21e4 [ 1328.538138][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.538184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1328.538208][ T32] r4:e0501dc0 [ 1328.538227][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1328.538435][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1328.538953][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 10 printk messages dropped ** [ 1328.539360][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1328.539964][ T32] r4:84bf8000 ** 1 printk messages dropped ** [ 1328.540029][ T32] r5:84bf8000 r4:8291a680 [ 1328.540097][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.540140][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.540183][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea8c5e08 [ 1328.540205][ T32] r4:00000000 [ 1328.540354][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1328.540439][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.553317][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.553393][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850202c0 [ 1328.553419][ T32] r4:00000000 [ 1328.553439][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.553489][ T32] r9:83018205 r8:84bf8000 r7:00000000 r6:83018200 r5:00001000 r4:7f0dd000 [ 1328.553512][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.553563][ T32] r5:00001000 r4:ea8cd000 [ 1328.553583][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.553623][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.553665][ T32] r5:8510d38c r4:8510d000 [ 1328.553715][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.553768][ T32] r7:ddde2d80 r6:83018200 r5:8510d38c r4:850bce00 [ 1328.553789][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.553840][ T32] r10:61c88647 r9:84bf8000 r8:850bce2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.553868][ T32] r4:850bce00 [ 1328.553890][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.553938][ T32] r10:00000000 r9:850bce00 r8:80287e08 r7:ea8bde60 r6:850bcf00 r5:84bf8000 ** 1 printk messages dropped ** [ 1328.553979][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1328.554796][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1328.555145][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 ** 9 printk messages dropped ** [ 1328.555547][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1328.555775][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1328.556113][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1328.556249][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1328.557024][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1328.557371][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1328.557793][ T32] r9:83018205 r8:84bf8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 ** 4 printk messages dropped ** [ 1328.557955][ T32] r5:8510d78c r4:8510d400 ** 3 printk messages dropped ** [ 1328.558085][ T32] r10:61c88647 r9:84bf8c00 r8:850bccac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1328.558405][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1328.558921][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1328.559252][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 ** 9 printk messages dropped ** [ 1328.559731][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1328.560025][ T32] r5:84b4cf8c r4:84b4cc00 ** 6 printk messages dropped ** [ 1328.560316][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 9 printk messages dropped ** [ 1328.583841][ T32] INFO: task kworker/1:163:3962 blocked for more than 455 seconds. ** 6 printk messages dropped ** [ 1328.584203][ T32] r10:8291a684 r9:ea8b1d84 r8:00000002 r7:60000013 r6:ea8b1d8c r5:84bfa400 ** 9 printk messages dropped ** [ 1328.584722][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1328.585177][ T32] r5:8510e38c r4:8510e000 [ 1328.585197][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1328.585372][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1328.585817][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.585847][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.585871][ T32] r4:850204c0 [ 1328.586356][ T32] INFO: task kworker/1:163:3962 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1328.586461][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.586524][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.586569][ T32] Call trace: [ 1328.586598][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.586651][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1328.586832][ T32] r4:00000000 [ 1328.586856][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.586897][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1328.586925][ T32] 1d20: 90e5c000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1328.586953][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1328.586979][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1328.587016][ T32] r5:80000013 r4:80239bb0 [ 1328.587040][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.587082][ T32] r4:82ac21e4 [ 1328.587102][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.587144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1328.587167][ T32] r4:e0501dc0 [ 1328.587186][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.587240][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1328.587266][ T32] r4:00000000 [ 1328.587286][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.587340][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1328.587362][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.587404][ T32] r5:00001000 r4:e0315000 [ 1328.587424][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.587476][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.587534][ T32] r5:84b4cf8c r4:84b4cc00 [ 1328.587556][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.587606][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1328.587631][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.587680][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.587704][ T32] r4:84bc7780 [ 1328.587723][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.587786][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1328.587813][ T32] r4:00000001 [ 1328.587832][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.587868][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1328.587893][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.587922][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.587948][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.587976][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.587998][ T32] r4:84bcf280 [ 1328.588017][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.588073][ T32] INFO: task kworker/1:164:3965 blocked for more than 455 seconds. [ 1328.588201][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.588230][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.588251][ T32] task:kworker/1:164 state:D stack:0 pid:3965 tgid:3965 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.588303][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.588364][ T32] Call trace: [ 1328.588394][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1328.588443][ T32] r10:8291a684 r9:ea76dd84 r8:00000002 r7:60000113 r6:ea76dd8c r5:84bf9800 [ 1328.588466][ T32] r4:84bf9800 [ 1328.588486][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1328.588529][ T32] r5:84bf9800 r4:8291a680 [ 1328.588549][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.588588][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.588630][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea76de08 [ 1328.588652][ T32] r4:00000000 [ 1328.588670][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1328.588704][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.588737][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.588778][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85020b00 [ 1328.588800][ T32] r4:00000000 [ 1328.588819][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1328.589063][ T32] r5:8510df8c r4:8510dc00 [ 1328.589083][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1328.589204][ T32] r10:61c88647 r9:84bf9800 r8:850cdfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1328.589554][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1328.590341][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 ** 10 printk messages dropped ** [ 1328.599265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 ** 8 printk messages dropped ** [ 1328.599730][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1328.600103][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 10 printk messages dropped ** [ 1328.613675][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1328.614059][ T32] r5:84bfbc00 r4:8291a680 ** 3 printk messages dropped ** [ 1328.614188][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1328.614356][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1328.614509][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1328.614592][ T32] r5:8506cb8c r4:8506c800 ** 6 printk messages dropped ** [ 1328.614851][ T32] r10:00000000 r9:850be480 r8:80287e08 r7:ea7ade60 r6:8501c000 r5:84bfbc00 ** 7 printk messages dropped ** [ 1328.615068][ T32] r4:85021600 ** 3 printk messages dropped ** [ 1328.615812][ T32] Call trace: [ 1328.615850][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.615905][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1328.615928][ T32] r4:00000000 [ 1328.615988][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.616032][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1328.616062][ T32] 1d20: 911a2000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1328.616110][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1328.616139][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1328.616163][ T32] r5:80000013 r4:80239bb0 [ 1328.616184][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.616225][ T32] r4:82ac21e4 [ 1328.616244][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.616306][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1328.616349][ T32] r4:e0501dc0 [ 1328.616384][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.616441][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1328.616467][ T32] r4:00000000 [ 1328.616510][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.616559][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1328.616629][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.616676][ T32] r5:00001000 r4:e0315000 [ 1328.616699][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.616765][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.616822][ T32] r5:84b4cf8c r4:84b4cc00 [ 1328.616846][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.616894][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1328.616914][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.616962][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.617030][ T32] r4:84bc7780 [ 1328.617078][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.617140][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1328.617171][ T32] r4:00000001 [ 1328.617215][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.617280][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1328.617315][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.617368][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.617397][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.617433][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.617457][ T32] r4:84bcf280 [ 1328.617477][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.617502][ T32] INFO: task kworker/1:165:3969 blocked for more than 455 seconds. ** 3 printk messages dropped ** [ 1328.617658][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1328.617869][ T32] r4:84bfc800 ** 4 printk messages dropped ** [ 1328.618090][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea72de08 ** 8 printk messages dropped ** [ 1328.618418][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1328.618626][ T32] r5:8510e78c r4:8510e400 ** 2 printk messages dropped ** [ 1328.618726][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1328.618969][ T32] Exception stack(0xea72dfb0 to 0xea72dff8) ** 7 printk messages dropped ** [ 1328.619477][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1328.619628][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1328.619683][ T32] r4:00000000 [ 1328.619707][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.619751][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1328.619781][ T32] 1d20: 911a2000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1328.619810][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1328.619834][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1328.619857][ T32] r5:80000013 r4:80239bb0 [ 1328.619940][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.619989][ T32] r4:82ac21e4 [ 1328.620011][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.620056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1328.620079][ T32] r4:e0501dc0 [ 1328.620097][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.620138][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1328.620174][ T32] r4:00000000 [ 1328.620197][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.620268][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1328.620305][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.620407][ T32] r5:00001000 r4:e0315000 [ 1328.634621][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.634774][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.634825][ T32] r5:84b4cf8c r4:84b4cc00 [ 1328.634849][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.634898][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1328.634920][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.634969][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.634992][ T32] r4:84bc7780 [ 1328.635012][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.635059][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1328.635082][ T32] r4:00000001 [ 1328.635101][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.635139][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1328.635185][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.635240][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.635271][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.635317][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.635346][ T32] r4:84bcf280 [ 1328.635371][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.635402][ T32] INFO: task kworker/1:166:3970 blocked for more than 455 seconds. [ 1328.635433][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.635459][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.635481][ T32] task:kworker/1:166 state:D stack:0 pid:3970 tgid:3970 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.635538][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.635591][ T32] Call trace: [ 1328.635623][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1328.635676][ T32] r10:8291a684 r9:ea8e5d84 r8:00000002 r7:60000113 r6:ea8e5d8c r5:84bfd400 [ 1328.635699][ T32] r4:84bfd400 [ 1328.635718][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1328.635762][ T32] r5:84bfd400 r4:8291a680 [ 1328.635782][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.635821][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.635864][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea8e5e08 ** 4 printk messages dropped ** [ 1328.636060][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c6f80 ** 7 printk messages dropped ** [ 1328.636374][ T32] r5:8510eb8c r4:8510e800 [ 1328.636425][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.636475][ T32] r7:ddde2d80 r6:83018200 r5:8510eb8c r4:8501c080 [ 1328.636496][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.636542][ T32] r10:61c88647 r9:84bfd400 r8:8501c0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.636567][ T32] r4:8501c080 [ 1328.636610][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.636660][ T32] r10:00000000 r9:8501c080 r8:80287e08 r7:ea72de60 r6:8501c300 r5:84bfd400 [ 1328.636683][ T32] r4:00000001 [ 1328.636703][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.636739][ T32] Exception stack(0xea8e5fb0 to 0xea8e5ff8) [ 1328.636777][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.636832][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.636863][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.636892][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.636913][ T32] r4:85020f00 [ 1328.637322][ T32] INFO: task kworker/1:166:3970 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1328.637382][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.637470][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.637515][ T32] Call trace: [ 1328.637577][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.637640][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1328.637664][ T32] r4:00000000 [ 1328.637706][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.637750][ T32] Exception stack(0xe0501d28 to 0xe0501d70) ** 3 printk messages dropped ** [ 1328.637856][ T32] r5:80000013 r4:80239bb0 ** 6 printk messages dropped ** [ 1328.638087][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 10 printk messages dropped ** [ 1328.638472][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1328.638745][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1328.639022][ T32] task:kworker/0:260 state:D stack:0 pid:3974 tgid:3974 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1328.639572][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1328.639778][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1328.640005][ T32] r5:8506cf8c r4:8506cc00 [ 1328.640024][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1328.640345][ T32] r10:00000000 r9:850be500 r8:80287e08 r7:ea7ade60 r6:8501c400 r5:84bfec00 ** 9 printk messages dropped ** [ 1328.657340][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1328.657967][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1328.658232][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 9 printk messages dropped ** [ 1328.658765][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 ** 6 printk messages dropped ** [ 1328.659050][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1328.659430][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1328.659674][ T32] r10:8291a684 r9:ea8f1d84 r8:00000002 r7:60000013 r6:ea8f1d8c r5:84bfb000 ** 5 printk messages dropped ** [ 1328.660019][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea8f1e08 [ 1328.660071][ T32] r4:00000000 [ 1328.660110][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1328.660162][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.660200][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.660264][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850252c0 [ 1328.660291][ T32] r4:00000000 [ 1328.660354][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.673086][ T32] r9:83018205 r8:84bfb000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1328.673223][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.673313][ T32] r5:00001000 r4:e0297000 [ 1328.673366][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.673414][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.673459][ T32] r5:8510ef8c r4:8510ec00 [ 1328.673480][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.673528][ T32] r7:ddde2d80 r6:83018200 r5:8510ef8c r4:8501c100 [ 1328.673550][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.673598][ T32] r10:61c88647 r9:84bfb000 r8:8501c12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.673620][ T32] r4:8501c100 [ 1328.673639][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.673686][ T32] r10:00000000 r9:8501c100 r8:80287e08 r7:ea8e5e60 r6:8501c280 r5:84bfb000 [ 1328.673708][ T32] r4:00000001 [ 1328.673727][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.673764][ T32] Exception stack(0xea8f1fb0 to 0xea8f1ff8) [ 1328.673794][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.673860][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.673891][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.673921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.673975][ T32] r4:85020880 [ 1328.674396][ T32] INFO: task kworker/1:167:3975 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1328.674438][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.674509][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.674557][ T32] Call trace: [ 1328.674667][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.674768][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1328.674796][ T32] r4:00000000 [ 1328.674818][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.674861][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1328.674891][ T32] 1d20: 91789000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1328.674944][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1328.674975][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1328.675000][ T32] r5:80000013 r4:80239bb0 [ 1328.675021][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.675084][ T32] r4:82ac21e4 [ 1328.675108][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.675154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1328.675202][ T32] r4:e0501dc0 [ 1328.675227][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.675271][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1328.675325][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1328.675437][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 ** 9 printk messages dropped ** [ 1328.675931][ T32] r4:84bc7780 ** 3 printk messages dropped ** [ 1328.676143][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1328.676515][ T32] INFO: task kworker/0:261:3976 blocked for more than 455 seconds. ** 7 printk messages dropped ** [ 1328.676910][ T32] r4:84aa2400 ** 4 printk messages dropped ** [ 1328.677171][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea8d9e08 ** 7 printk messages dropped ** [ 1328.677475][ T32] r9:83018005 r8:84aa2400 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 ** 4 printk messages dropped ** [ 1328.677654][ T32] r5:8506d38c r4:8506d000 ** 2 printk messages dropped ** [ 1328.677743][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1328.678068][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1328.678756][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1328.678952][ T32] r5:80000013 r4:80239bb0 ** 6 printk messages dropped ** [ 1328.679188][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 9 printk messages dropped ** [ 1328.679659][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 ** 5 printk messages dropped ** [ 1328.679906][ T32] r4:00000001 [ 1328.679952][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1328.680046][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1328.680288][ T32] task:kworker/1:168 state:D stack:0 pid:3977 tgid:3977 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1328.701569][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e86c1e08 ** 5 printk messages dropped ** [ 1328.701768][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1328.702028][ T32] r5:8510f38c r4:8510f000 [ 1328.702048][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.702097][ T32] r7:ddde2d80 r6:83018200 r5:8510f38c r4:8501c380 [ 1328.702147][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.702196][ T32] r10:61c88647 r9:84aa3c00 r8:8501c3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.702219][ T32] r4:8501c380 [ 1328.702265][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.702336][ T32] r10:00000000 r9:8501c380 r8:80287e08 r7:ea8f1e60 r6:850be380 r5:84aa3c00 [ 1328.702363][ T32] r4:00000001 [ 1328.702432][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.702474][ T32] Exception stack(0xe86c1fb0 to 0xe86c1ff8) [ 1328.702529][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.702563][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.702614][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.702672][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.702724][ T32] r4:850c6f00 [ 1328.703168][ T32] INFO: task kworker/1:168:3977 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1328.703215][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.703284][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.703341][ T32] Call trace: [ 1328.703446][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.703516][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1328.703554][ T32] r4:00000000 [ 1328.703578][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.703627][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1328.703691][ T32] 1d20: 91a22000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1328.703746][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1328.703841][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1328.703870][ T32] r5:80000013 r4:80239bb0 [ 1328.703892][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.703960][ T32] r4:82ac21e4 [ 1328.704063][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.704126][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1328.704152][ T32] r4:e0501dc0 [ 1328.704196][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.704353][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1328.704423][ T32] r4:00000000 [ 1328.704450][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.704552][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1328.704580][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.704625][ T32] r5:00001000 r4:e0315000 [ 1328.704646][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.704687][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.704729][ T32] r5:84b4cf8c r4:84b4cc00 [ 1328.704748][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.704866][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1328.704891][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.704940][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.704978][ T32] r4:84bc7780 [ 1328.705002][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.705050][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1328.705074][ T32] r4:00000001 [ 1328.705092][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.705128][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1328.705180][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.705218][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.705271][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.705310][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.705337][ T32] r4:84bcf280 [ 1328.705359][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.705421][ T32] INFO: task kworker/0:262:3981 blocked for more than 455 seconds. [ 1328.705470][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.705513][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.705539][ T32] task:kworker/0:262 state:D stack:0 pid:3981 tgid:3981 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.705602][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.705648][ T32] Call trace: [ 1328.705693][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1328.705743][ T32] r10:8291a684 r9:ea8f5d84 r8:00000002 r7:60000113 r6:ea8f5d8c r5:84aa4800 [ 1328.705767][ T32] r4:84aa4800 [ 1328.705863][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1328.705917][ T32] r5:84aa4800 r4:8291a680 [ 1328.705964][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.706010][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.706054][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea8f5e08 [ 1328.706077][ T32] r4:00000000 [ 1328.706096][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1328.706135][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.706242][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.706288][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85020680 [ 1328.706322][ T32] r4:00000000 [ 1328.706343][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.706389][ T32] r9:83018005 r8:84aa4800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1328.706410][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.706469][ T32] r5:00001000 r4:e03bb000 [ 1328.706518][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.706562][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.706604][ T32] r5:8506df8c r4:8506dc00 [ 1328.706625][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.706670][ T32] r7:dddced80 r6:83018000 r5:8506df8c r4:850be400 [ 1328.706690][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1328.706758][ T32] r4:850be400 ** 2 printk messages dropped ** [ 1328.706842][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1328.706999][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1328.707454][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1328.707709][ T32] 1d20: 91a22000 e02e7000 00000001 80239b98 7f539000 00000001 ** 9 printk messages dropped ** [ 1328.708055][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 12 printk messages dropped ** [ 1328.708661][ T32] r4:84bc7780 ** 2 printk messages dropped ** [ 1328.708749][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1328.708911][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1328.709258][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1328.709764][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1328.710088][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1328.710331][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1328.710505][ T32] r5:8506db8c r4:8506d800 ** 4 printk messages dropped ** [ 1328.732235][ T32] r4:850be780 ** 4 printk messages dropped ** [ 1328.732550][ T32] Exception stack(0xea8f9fb0 to 0xea8f9ff8) ** 4 printk messages dropped ** [ 1328.732750][ T32] r4:85021bc0 ** 2 printk messages dropped ** [ 1328.733418][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.733509][ T32] Call trace: [ 1328.733548][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.733605][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1328.733653][ T32] r4:00000000 [ 1328.733677][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.733718][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1328.733747][ T32] 1d20: 91d15000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1328.733775][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1328.733800][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1328.733874][ T32] r5:80000013 r4:80239bb0 [ 1328.733899][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.733943][ T32] r4:82ac21e4 [ 1328.733988][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.734044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1328.734094][ T32] r4:e0501dc0 [ 1328.734170][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.734217][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1328.734240][ T32] r4:00000000 [ 1328.734261][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.734316][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1328.734340][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.734408][ T32] r5:00001000 r4:e0315000 [ 1328.734432][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.734498][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.734604][ T32] r5:84b4cf8c r4:84b4cc00 [ 1328.734647][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.734718][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1328.734746][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.734798][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.734821][ T32] r4:84bc7780 [ 1328.734853][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.734985][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1328.735020][ T32] r4:00000001 [ 1328.735042][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.735098][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1328.735128][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.735181][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.735212][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.735265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.735293][ T32] r4:84bcf280 [ 1328.735324][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.735368][ T32] INFO: task kworker/1:169:3985 blocked for more than 455 seconds. [ 1328.735443][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.735501][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.735533][ T32] task:kworker/1:169 state:D stack:0 pid:3985 tgid:3985 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.735608][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.735669][ T32] Call trace: [ 1328.735728][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1328.735782][ T32] r10:8291a684 r9:ea901d84 r8:00000002 r7:60000013 r6:ea901d8c r5:84aa6000 [ 1328.735811][ T32] r4:84aa6000 [ 1328.735833][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1328.735882][ T32] r5:84aa6000 r4:8291a680 [ 1328.735935][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.735983][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.736031][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea901e08 [ 1328.736092][ T32] r4:00000000 [ 1328.736169][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1328.736235][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.736275][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.736362][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85025500 [ 1328.736395][ T32] r4:00000000 [ 1328.736417][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.736489][ T32] r9:83018205 r8:84aa6000 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1328.736516][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.736565][ T32] r5:00001000 r4:e02e3000 [ 1328.736609][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.736652][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.736698][ T32] r5:8510f78c r4:8510f400 [ 1328.736718][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.736763][ T32] r7:ddde2d80 r6:83018200 r5:8510f78c r4:8501c480 [ 1328.736783][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.736830][ T32] r10:61c88647 r9:84aa6000 r8:8501c4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.736853][ T32] r4:8501c480 ** 2 printk messages dropped ** [ 1328.736985][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1328.737242][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1328.737325][ T32] r4:85025380 [ 1328.737659][ T32] INFO: task kworker/1:169:3985 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1328.737725][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.737839][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.737939][ T32] Call trace: [ 1328.737976][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.738030][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1328.738054][ T32] r4:00000000 [ 1328.738100][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.738209][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1328.738264][ T32] 1d20: 91d15000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1328.738324][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1328.738351][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1328.738399][ T32] r5:80000013 r4:80239bb0 [ 1328.738425][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.738493][ T32] r4:82ac21e4 [ 1328.738517][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.738578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 ** 3 printk messages dropped ** [ 1328.738691][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1328.739056][ T32] r5:84b4cf8c r4:84b4cc00 ** 4 printk messages dropped ** [ 1328.739255][ T32] r4:84bc7780 ** 2 printk messages dropped ** [ 1328.739374][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1328.739642][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1328.739893][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1328.740221][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1328.762678][ T32] r5:00001000 r4:e0361000 ** 2 printk messages dropped ** [ 1328.762781][ T32] r5:8510ff8c r4:8510fc00 [ 1328.762850][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1328.763002][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1328.763526][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1328.764291][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 ** 5 printk messages dropped ** [ 1328.764585][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff ** 7 printk messages dropped ** [ 1328.764909][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 9 printk messages dropped ** [ 1328.765367][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 ** 5 printk messages dropped ** [ 1328.765693][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1328.765873][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1328.766215][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1328.766349][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1328.766400][ T32] r10:8291a684 r9:ea90dd84 r8:00000002 r7:60000013 r6:ea90dd8c r5:84aa0c00 [ 1328.766429][ T32] r4:84aa0c00 [ 1328.766475][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1328.766523][ T32] r5:84aa0c00 r4:8291a680 [ 1328.766544][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.766615][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.766682][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea90de08 [ 1328.766708][ T32] r4:00000000 [ 1328.766728][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1328.766764][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.766800][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.766841][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85025640 [ 1328.766863][ T32] r4:00000000 [ 1328.766883][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.766926][ T32] r9:83018205 r8:84aa0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1328.766967][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.767013][ T32] r5:00001000 r4:e031d000 [ 1328.767057][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.767100][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.767142][ T32] r5:8510fb8c r4:8510f800 [ 1328.767185][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.767235][ T32] r7:ddde2d80 r6:83018200 r5:8510fb8c r4:8501c680 [ 1328.767268][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.767327][ T32] r10:61c88647 r9:84aa0c00 r8:8501c6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.767366][ T32] r4:8501c680 [ 1328.767392][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.767443][ T32] r10:00000000 r9:8501c680 r8:80287e08 r7:ea905e60 r6:850be900 r5:84aa0c00 [ 1328.767466][ T32] r4:00000001 [ 1328.767500][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.767553][ T32] Exception stack(0xea90dfb0 to 0xea90dff8) [ 1328.767595][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.767631][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.767661][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.767692][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.767715][ T32] r4:85025580 [ 1328.767993][ T32] INFO: task kworker/1:171:3989 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1328.768030][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.768086][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.768159][ T32] Call trace: [ 1328.768215][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.768273][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1328.768320][ T32] r4:00000000 [ 1328.768393][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.768437][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1328.768484][ T32] 1d20: 920d9000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1328.768544][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1328.768573][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1328.768622][ T32] r5:80000013 r4:80239bb0 [ 1328.768649][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.768693][ T32] r4:82ac21e4 [ 1328.768713][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.768756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1328.768779][ T32] r4:e0501dc0 [ 1328.768797][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.768838][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1328.768861][ T32] r4:00000000 [ 1328.768881][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.768926][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1328.768946][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.768987][ T32] r5:00001000 r4:e0315000 [ 1328.769058][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.769102][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.769145][ T32] r5:84b4cf8c r4:84b4cc00 [ 1328.769164][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.769235][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1328.769260][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.769318][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.769343][ T32] r4:84bc7780 [ 1328.769362][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 2 printk messages dropped ** [ 1328.769451][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1328.769723][ T32] INFO: task kworker/1:172:3991 blocked for more than 455 seconds. ** 7 printk messages dropped ** [ 1328.770106][ T32] r4:85141800 ** 3 printk messages dropped ** [ 1328.796439][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1328.796953][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1328.797104][ T32] r5:8511838c r4:85118000 ** 3 printk messages dropped ** [ 1328.797266][ T32] r10:61c88647 r9:85141800 r8:8501c52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1328.797705][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1328.797942][ T32] r4:85025700 [ 1328.798358][ T32] INFO: task kworker/1:172:3991 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1328.798423][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.798555][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.798607][ T32] Call trace: [ 1328.798669][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.798725][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1328.798789][ T32] r4:00000000 [ 1328.798870][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.798917][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1328.798947][ T32] 1d20: 923a9000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1328.799002][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1328.799032][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1328.799055][ T32] r5:80000013 r4:80239bb0 [ 1328.799075][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.799117][ T32] r4:82ac21e4 [ 1328.799138][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.799180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1328.799203][ T32] r4:e0501dc0 [ 1328.799222][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.799263][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1328.799327][ T32] r4:00000000 [ 1328.799353][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.799405][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1328.799455][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.799523][ T32] r5:00001000 r4:e0315000 [ 1328.799552][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.799635][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.799731][ T32] r5:84b4cf8c r4:84b4cc00 [ 1328.799771][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.799847][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1328.799873][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.799922][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.799946][ T32] r4:84bc7780 [ 1328.799965][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.800011][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1328.800059][ T32] r4:00000001 [ 1328.800121][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.800239][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1328.800273][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.800364][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.819053][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.819167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.819215][ T32] r4:84bcf280 [ 1328.819360][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.819401][ T32] INFO: task kworker/0:264:3994 blocked for more than 455 seconds. [ 1328.819474][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.819590][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.819926][ T32] task:kworker/0:264 state:D stack:0 pid:3994 tgid:3994 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.820134][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.820256][ T32] Call trace: [ 1328.820398][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1328.823546][ T32] r10:8291a684 r9:ea919d84 r8:00000002 r7:60000113 r6:ea919d8c r5:85143000 [ 1328.823589][ T32] r4:85143000 [ 1328.823613][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1328.823689][ T32] r5:85143000 r4:8291a680 [ 1328.823765][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.823810][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1328.824033][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1328.824528][ T32] r5:8506fb8c r4:8506f800 [ 1328.824558][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1328.824734][ T32] r4:850be980 ** 2 printk messages dropped ** [ 1328.824843][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1328.825032][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1328.825893][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 ** 8 printk messages dropped ** [ 1328.826280][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1328.826439][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 4 printk messages dropped ** [ 1328.826689][ T32] r5:00001000 r4:e0315000 [ 1328.826711][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.826753][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.826795][ T32] r5:84b4cf8c r4:84b4cc00 [ 1328.826815][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.826862][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1328.826882][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.826930][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.826953][ T32] r4:84bc7780 [ 1328.826971][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.827019][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1328.827043][ T32] r4:00000001 [ 1328.827062][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.827098][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1328.827125][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.827153][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.827192][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.827225][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.827247][ T32] r4:84bcf280 [ 1328.827268][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.827296][ T32] INFO: task kworker/0:265:3995 blocked for more than 455 seconds. [ 1328.827371][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.827410][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1328.827671][ T32] r10:8291a684 r9:ea91dd84 r8:00000002 r7:60000113 r6:ea91dd8c r5:85143c00 ** 4 printk messages dropped ** [ 1328.827823][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1328.828156][ T32] r9:83018005 r8:85143c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 ** 4 printk messages dropped ** [ 1328.828425][ T32] r5:8506e38c r4:8506e000 [ 1328.828447][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1328.828747][ T32] r10:00000000 r9:850bea80 r8:80287e08 r7:ea919e60 r6:8501c880 r5:85143c00 ** 7 printk messages dropped ** [ 1328.829121][ T32] r4:85021100 ** 5 printk messages dropped ** [ 1328.829705][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 ** 6 printk messages dropped ** [ 1328.830079][ T32] r5:80000013 r4:80239bb0 ** 7 printk messages dropped ** [ 1328.853563][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1328.853810][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1328.854224][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1328.854386][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1328.854801][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1328.854968][ T32] r10:8291a684 r9:ea921d84 r8:00000002 r7:60000013 r6:ea921d8c r5:85144800 ** 9 printk messages dropped ** [ 1328.855493][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1328.855910][ T32] r5:8511938c r4:85119000 [ 1328.855956][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.856028][ T32] r7:ddde2d80 r6:83018200 r5:8511938c r4:8501c780 [ 1328.856053][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.856117][ T32] r10:61c88647 r9:85144800 r8:8501c7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.856143][ T32] r4:8501c780 [ 1328.856187][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.856236][ T32] r10:00000000 r9:8501c780 r8:80287e08 r7:ea909e60 r6:8501c980 r5:85144800 [ 1328.856285][ T32] r4:00000001 [ 1328.856316][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.856396][ T32] Exception stack(0xea921fb0 to 0xea921ff8) [ 1328.856425][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.856455][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.856482][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.856510][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.856557][ T32] r4:85025b80 [ 1328.856976][ T32] INFO: task kworker/1:173:3996 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1328.857017][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.857102][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.857178][ T32] Call trace: [ 1328.857208][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.857260][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1328.857284][ T32] r4:00000000 [ 1328.857310][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.857350][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1328.857378][ T32] 1d20: 92bb1000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1328.857407][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1328.857456][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1328.857484][ T32] r5:80000013 r4:80239bb0 [ 1328.857528][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.857602][ T32] r4:82ac21e4 [ 1328.857631][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.857682][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1328.857732][ T32] r4:e0501dc0 [ 1328.857788][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.857839][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1328.857863][ T32] r4:00000000 [ 1328.857883][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.857930][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1328.857952][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.857994][ T32] r5:00001000 r4:e0315000 [ 1328.858014][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.858053][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.858096][ T32] r5:84b4cf8c r4:84b4cc00 [ 1328.858116][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.858162][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1328.858194][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.858247][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.858300][ T32] r4:84bc7780 [ 1328.858355][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.858407][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1328.858430][ T32] r4:00000001 [ 1328.858448][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.858483][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1328.858533][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.858589][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.858669][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.858718][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.858744][ T32] r4:84bcf280 [ 1328.858790][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.858819][ T32] INFO: task kworker/0:266:3999 blocked for more than 455 seconds. [ 1328.858887][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.858914][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.858935][ T32] task:kworker/0:266 state:D stack:0 pid:3999 tgid:3999 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.859013][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.859132][ T32] Call trace: [ 1328.859214][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1328.859324][ T32] r10:8291a684 r9:ea929d84 r8:00000002 r7:60000113 r6:ea929d8c r5:85145400 [ 1328.859359][ T32] r4:85145400 [ 1328.859388][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1328.859433][ T32] r5:85145400 r4:8291a680 [ 1328.859452][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.859491][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.859555][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea929e08 ** 4 printk messages dropped ** [ 1328.859762][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8502f180 ** 7 printk messages dropped ** [ 1328.860064][ T32] r5:8506e78c r4:8506e400 [ 1328.860091][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1328.860289][ T32] r4:850beb00 ** 2 printk messages dropped ** [ 1328.881365][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1328.881869][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1328.882854][ T32] Exception stack(0xe0501d28 to 0xe0501d70) ** 3 printk messages dropped ** [ 1328.882970][ T32] r5:80000013 r4:80239bb0 ** 6 printk messages dropped ** [ 1328.883239][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 10 printk messages dropped ** [ 1328.883675][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1328.883877][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1328.883903][ T32] r4:00000001 [ 1328.883924][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.883961][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1328.883988][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.884016][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.884056][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.884113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.884138][ T32] r4:84bcf280 [ 1328.884160][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.884188][ T32] INFO: task kworker/1:174:4000 blocked for more than 455 seconds. [ 1328.884221][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.884247][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.884285][ T32] task:kworker/1:174 state:D stack:0 pid:4000 tgid:4000 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.884410][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.884507][ T32] Call trace: [ 1328.884554][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1328.884617][ T32] r10:8291a684 r9:ea931d84 r8:00000002 r7:60000113 r6:ea931d8c r5:85146000 [ 1328.884649][ T32] r4:85146000 [ 1328.884672][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1328.884718][ T32] r5:85146000 r4:8291a680 [ 1328.884737][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.884800][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.884848][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea931e08 [ 1328.884871][ T32] r4:00000000 [ 1328.884903][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1328.884951][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.885016][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.885064][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8503d140 [ 1328.885112][ T32] r4:00000000 [ 1328.885153][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.885201][ T32] r9:83018205 r8:85146000 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1328.885240][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.885303][ T32] r5:00001000 r4:e86cd000 [ 1328.885327][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.885368][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.885411][ T32] r5:85118b8c r4:85118800 [ 1328.885445][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.885502][ T32] r7:ddde2d80 r6:83018200 r5:85118b8c r4:8501c900 [ 1328.885537][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.885612][ T32] r10:61c88647 r9:85146000 r8:8501c92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.885638][ T32] r4:8501c900 [ 1328.885657][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.885705][ T32] r10:00000000 r9:8501c900 r8:80287e08 r7:ea921e60 r6:8501ca00 r5:85146000 [ 1328.885729][ T32] r4:00000001 [ 1328.885747][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.885809][ T32] Exception stack(0xea931fb0 to 0xea931ff8) [ 1328.885839][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.885878][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.885908][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.885963][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.885989][ T32] r4:85025f80 [ 1328.886304][ T32] INFO: task kworker/1:174:4000 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1328.886346][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.886428][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.886514][ T32] Call trace: [ 1328.886555][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.886611][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1328.886674][ T32] r4:00000000 [ 1328.886698][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 6 printk messages dropped ** [ 1328.886904][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1328.887162][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1328.887467][ T32] r5:84b4cf8c r4:84b4cc00 ** 4 printk messages dropped ** [ 1328.887695][ T32] r4:84bc7780 [ 1328.887717][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.887793][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1328.887820][ T32] r4:00000001 [ 1328.887853][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.887939][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1328.887969][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.887997][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.888048][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.888083][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.888106][ T32] r4:84bcf280 [ 1328.888126][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.888173][ T32] INFO: task kworker/0:267:4001 blocked for more than 455 seconds. [ 1328.888210][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.888259][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.888284][ T32] task:kworker/0:267 state:D stack:0 pid:4001 tgid:4001 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.888372][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.888452][ T32] Call trace: [ 1328.888516][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1328.888575][ T32] r10:8291a684 r9:ea935d84 r8:00000002 r7:60000113 r6:ea935d8c r5:85146c00 ** 6 printk messages dropped ** [ 1328.888957][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1328.889086][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8503d040 ** 7 printk messages dropped ** [ 1328.889424][ T32] r5:8511878c r4:85118400 [ 1328.889443][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1328.889735][ T32] r10:00000000 r9:850bec00 r8:80287e08 r7:ea919e60 r6:8501ca80 r5:85146c00 ** 7 printk messages dropped ** [ 1328.890002][ T32] r4:8502f140 ** 6 printk messages dropped ** [ 1328.906533][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1328.906897][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 ** 9 printk messages dropped ** [ 1328.907648][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1328.907882][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1328.908317][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 6 printk messages dropped ** [ 1328.908625][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1328.909221][ T32] r10:8291a684 r9:ea8fdd84 r8:00000002 r7:60000113 r6:ea8fdd8c r5:85140000 ** 9 printk messages dropped ** [ 1328.909667][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1328.910102][ T32] r5:8506eb8c r4:8506e800 [ 1328.910124][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.910173][ T32] r7:dddced80 r6:83018000 r5:8506eb8c r4:850bec80 [ 1328.910220][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.910379][ T32] r10:61c88647 r9:85140000 r8:850becac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.910506][ T32] r4:850bec80 [ 1328.929355][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.929537][ T32] r10:00000000 r9:850bec80 r8:80287e08 r7:ea919e60 r6:8501cc80 r5:85140000 [ 1328.929596][ T32] r4:00000001 [ 1328.929643][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.929731][ T32] Exception stack(0xea8fdfb0 to 0xea8fdff8) [ 1328.929788][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.929849][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.929884][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.929915][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.930038][ T32] r4:8502f300 [ 1328.937112][ T32] INFO: task kworker/0:268:4005 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1328.937285][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.937549][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.937686][ T32] Call trace: [ 1328.937820][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.938051][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1328.938081][ T32] r4:00000000 [ 1328.938123][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.938171][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1328.938201][ T32] 1d20: 93261000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1328.938247][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1328.938275][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1328.938369][ T32] r5:80000013 r4:80239bb0 [ 1328.938394][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.938499][ T32] r4:82ac21e4 [ 1328.939116][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.939183][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1328.939209][ T32] r4:e0501dc0 [ 1328.939304][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.939352][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1328.939378][ T32] r4:00000000 [ 1328.939517][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.939632][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1328.939759][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.939884][ T32] r5:00001000 r4:e0315000 [ 1328.939938][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.940303][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.940433][ T32] r5:84b4cf8c r4:84b4cc00 [ 1328.954601][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.954854][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1328.954885][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.954940][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.954965][ T32] r4:84bc7780 [ 1328.954986][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.955035][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 3 printk messages dropped ** [ 1328.955170][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1328.956464][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1328.957087][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1328.958314][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1328.959027][ T32] r5:85118f8c r4:85118c00 [ 1328.959115][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1328.959495][ T32] r4:8501cd00 ** 4 printk messages dropped ** [ 1328.960405][ T32] Exception stack(0xea92dfb0 to 0xea92dff8) ** 6 printk messages dropped ** [ 1328.982009][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1328.983163][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff ** 7 printk messages dropped ** [ 1328.983918][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 9 printk messages dropped ** [ 1328.984551][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 ** 4 printk messages dropped ** [ 1328.985142][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 10 printk messages dropped ** [ 1328.985619][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1328.986198][ T32] r5:85140c00 r4:8291a680 ** 1 printk messages dropped ** [ 1328.986295][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.986385][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea939e08 [ 1328.986470][ T32] r4:00000000 [ 1328.986545][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1328.986592][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.986677][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.986724][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8503d600 [ 1328.986767][ T32] r4:00000000 [ 1328.986814][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.986886][ T32] r9:83018205 r8:85140c00 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1328.986935][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.986987][ T32] r5:00001000 r4:dfb39000 [ 1328.987009][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.987090][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.987161][ T32] r5:8511978c r4:85119400 [ 1328.987194][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.987244][ T32] r7:ddde2d80 r6:83018200 r5:8511978c r4:8501ce00 [ 1328.987277][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.987335][ T32] r10:61c88647 r9:85140c00 r8:8501ce2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.987359][ T32] r4:8501ce00 [ 1328.987427][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.987477][ T32] r10:00000000 r9:8501ce00 r8:80287e08 r7:ea921e60 r6:8501ce80 r5:85140c00 [ 1328.987500][ T32] r4:00000001 [ 1328.987518][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.987558][ T32] Exception stack(0xea939fb0 to 0xea939ff8) [ 1328.987584][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.987615][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.987651][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.987707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.987734][ T32] r4:8503d4c0 [ 1328.988012][ T32] INFO: task kworker/1:176:4008 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1328.988051][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.988160][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.988233][ T32] Call trace: [ 1328.988352][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.988408][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1328.988432][ T32] r4:00000000 [ 1328.988452][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.988509][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1328.988541][ T32] 1d20: 93960000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1328.988571][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1328.988599][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1328.988622][ T32] r5:80000013 r4:80239bb0 [ 1328.988643][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.988696][ T32] r4:82ac21e4 [ 1328.988743][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.988789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1328.988813][ T32] r4:e0501dc0 [ 1328.988833][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.988874][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1328.988955][ T32] r4:00000000 [ 1328.988996][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.989044][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1328.989068][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.989110][ T32] r5:00001000 r4:e0315000 [ 1328.989131][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.989172][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.989215][ T32] r5:84b4cf8c r4:84b4cc00 [ 1328.989235][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.989283][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1328.989310][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.989358][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.989380][ T32] r4:84bc7780 [ 1328.989398][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.989468][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1328.989497][ T32] r4:00000001 [ 1328.989517][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.989579][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1328.989630][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.989661][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.989688][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.989718][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.989760][ T32] r4:84bcf280 [ 1328.989782][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.989837][ T32] INFO: task kworker/1:177:4011 blocked for more than 455 seconds. [ 1328.989893][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.989921][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.989943][ T32] task:kworker/1:177 state:D stack:0 pid:4011 tgid:4011 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.990005][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.990059][ T32] Call trace: [ 1328.990114][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1328.990166][ T32] r10:8291a684 r9:ea911d84 r8:00000002 r7:60000113 r6:ea911d8c r5:84bfe000 [ 1328.990202][ T32] r4:84bfe000 [ 1328.990253][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1328.990306][ T32] r5:84bfe000 r4:8291a680 [ 1328.990367][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.990410][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.012656][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea911e08 [ 1329.012706][ T32] r4:00000000 [ 1329.012761][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1329.012827][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.012868][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.012933][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8503d900 [ 1329.012959][ T32] r4:00000000 [ 1329.012979][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.013026][ T32] r9:83018205 r8:84bfe000 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1329.013047][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.013105][ T32] r5:00001000 r4:dfc39000 [ 1329.013129][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.013171][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.013213][ T32] r5:85119f8c r4:85119c00 [ 1329.013233][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.013280][ T32] r7:ddde2d80 r6:83018200 r5:85119f8c r4:8501cb00 [ 1329.013330][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.013432][ T32] r10:61c88647 r9:84bfe000 r8:8501cb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.013516][ T32] r4:8501cb00 [ 1329.013569][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.013665][ T32] r10:00000000 r9:8501cb00 r8:80287e08 r7:ea939e60 r6:8501cd80 r5:84bfe000 ** 5 printk messages dropped ** [ 1329.014061][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1329.015204][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 ** 8 printk messages dropped ** [ 1329.015645][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1329.015975][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1329.016473][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1329.017546][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.017611][ T32] r4:84bcf280 [ 1329.017699][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.017781][ T32] INFO: task kworker/1:178:4013 blocked for more than 455 seconds. [ 1329.017851][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.017905][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.017953][ T32] task:kworker/1:178 state:D stack:0 pid:4013 tgid:4013 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.018072][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.018178][ T32] Call trace: [ 1329.018208][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1329.018275][ T32] r10:8291a684 r9:ea941d84 r8:00000002 r7:60000113 r6:ea941d8c r5:85148000 [ 1329.018339][ T32] r4:85148000 [ 1329.018391][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1329.018485][ T32] r5:85148000 r4:8291a680 [ 1329.018508][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.018588][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.018713][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea941e08 [ 1329.018739][ T32] r4:00000000 [ 1329.018794][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1329.018832][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.018904][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.018989][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8503d780 [ 1329.019017][ T32] r4:00000000 [ 1329.019038][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.019205][ T32] r9:83018205 r8:85148000 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1329.019273][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.019369][ T32] r5:00001000 r4:dfbaf000 [ 1329.019393][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.019553][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.019599][ T32] r5:85119b8c r4:85119800 [ 1329.019647][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1329.019904][ T32] r10:00000000 r9:85031000 r8:80287e08 r7:ea911e60 r6:85031080 r5:85148000 ** 7 printk messages dropped ** [ 1329.020156][ T32] r4:8503d740 ** 5 printk messages dropped ** [ 1329.039432][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 ** 8 printk messages dropped ** [ 1329.040056][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1329.040251][ T32] r4:e0501dc0 ** 7 printk messages dropped ** [ 1329.051424][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1329.052771][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 6 printk messages dropped ** [ 1329.053579][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1329.054340][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1329.055627][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1329.056064][ T32] r9:83018205 r8:84a5c800 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 ** 4 printk messages dropped ** [ 1329.057266][ T32] r5:8511a38c r4:8511a000 ** 4 printk messages dropped ** [ 1329.058564][ T32] r4:85031100 ** 2 printk messages dropped ** [ 1329.058721][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1329.059349][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1329.094323][ T32] Call trace: ** 5 printk messages dropped ** [ 1329.094823][ T32] 1d20: 948ce000 e02e7000 00000001 80239b98 7f539000 00000001 ** 9 printk messages dropped ** [ 1329.095587][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 9 printk messages dropped ** [ 1329.096507][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 ** 7 printk messages dropped ** [ 1329.097027][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) ** 4 printk messages dropped ** [ 1329.097226][ T32] r4:84bcf280 ** 5 printk messages dropped ** [ 1329.097465][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1329.098514][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.098558][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.098888][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea951e08 [ 1329.099140][ T32] r4:00000000 [ 1329.099164][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1329.099200][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.099235][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.099463][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8503de80 [ 1329.100168][ T32] r4:00000000 [ 1329.100192][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.100239][ T32] r9:83018205 r8:850a0000 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1329.100261][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.100308][ T32] r5:00001000 r4:e040d000 [ 1329.100360][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.100417][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.100460][ T32] r5:8511af8c r4:8511ac00 [ 1329.100480][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.116352][ T32] r7:ddde2d80 r6:83018200 r5:8511af8c r4:85031280 [ 1329.116531][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.116677][ T32] r10:61c88647 r9:850a0000 r8:850312ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.116813][ T32] r4:85031280 [ 1329.116868][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.116974][ T32] r10:00000000 r9:85031280 r8:80287e08 r7:ea94de60 r6:850beb80 r5:850a0000 [ 1329.117050][ T32] r4:00000001 [ 1329.117104][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.117191][ T32] Exception stack(0xea951fb0 to 0xea951ff8) [ 1329.117280][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.117357][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.117417][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.117581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.117703][ T32] r4:8503d9c0 [ 1329.118445][ T32] INFO: task kworker/1:180:4017 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1329.118531][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.118795][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.119144][ T32] Call trace: [ 1329.119374][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.119581][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1329.119704][ T32] r4:00000000 [ 1329.119757][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.119904][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1329.120012][ T32] 1d20: 948ce000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1329.120090][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1329.120240][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1329.120308][ T32] r5:80000013 r4:80239bb0 [ 1329.120381][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.140934][ T32] r4:82ac21e4 [ 1329.141034][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.141172][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1329.141462][ T32] r4:e0501dc0 [ 1329.141505][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.141556][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1329.141590][ T32] r4:00000000 [ 1329.141612][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.141668][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1329.141693][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.141742][ T32] r5:00001000 r4:e0315000 [ 1329.141794][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.141842][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.141889][ T32] r5:84b4cf8c r4:84b4cc00 ** 3 printk messages dropped ** [ 1329.142435][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1329.142994][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1329.143980][ T32] r10:8291a684 r9:ea955d84 r8:00000002 r7:60000013 r6:ea955d8c r5:84830000 ** 8 printk messages dropped ** [ 1329.145007][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1329.145729][ T32] r5:8511a78c r4:8511a400 [ 1329.145754][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1329.145943][ T32] r4:85031300 ** 4 printk messages dropped ** [ 1329.146127][ T32] Exception stack(0xea955fb0 to 0xea955ff8) ** 4 printk messages dropped ** [ 1329.146326][ T32] r4:8503dcc0 ** 5 printk messages dropped ** [ 1329.147819][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 ** 8 printk messages dropped ** [ 1329.148321][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1329.148635][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 11 printk messages dropped ** [ 1329.150078][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1329.150645][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1329.179262][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1329.179648][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1329.180300][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.180373][ T32] r5:00001000 r4:e03bd000 [ 1329.180416][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.180505][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.180660][ T32] r5:8511ab8c r4:8511a800 [ 1329.183605][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.183707][ T32] r7:ddde2d80 r6:83018200 r5:8511ab8c r4:85031380 [ 1329.183761][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.183842][ T32] r10:61c88647 r9:84830c00 r8:850313ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.183883][ T32] r4:85031380 [ 1329.183906][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.183956][ T32] r10:00000000 r9:85031380 r8:80287e08 r7:ea951e60 r6:850bed80 r5:84830c00 [ 1329.183978][ T32] r4:00000001 [ 1329.184021][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.184066][ T32] Exception stack(0xea959fb0 to 0xea959ff8) [ 1329.184121][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.184155][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.184206][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.184239][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.184300][ T32] r4:8503dd00 [ 1329.184727][ T32] INFO: task kworker/1:182:4021 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1329.184768][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.184864][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.184969][ T32] Call trace: [ 1329.185031][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.185092][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1329.185116][ T32] r4:00000000 [ 1329.185137][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.185177][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1329.185204][ T32] 1d20: 95234000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1329.185257][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1329.185368][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1329.185397][ T32] r5:80000013 r4:80239bb0 [ 1329.185438][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.185590][ T32] r4:82ac21e4 [ 1329.185665][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.185712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1329.185735][ T32] r4:e0501dc0 [ 1329.185777][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.185824][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1329.185889][ T32] r4:00000000 [ 1329.185913][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.185961][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1329.186008][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.186132][ T32] r5:00001000 r4:e0315000 [ 1329.186160][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.186256][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.186375][ T32] r5:84b4cf8c r4:84b4cc00 [ 1329.186430][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.186484][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1329.186506][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.186554][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.186576][ T32] r4:84bc7780 [ 1329.186595][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.186655][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1329.186681][ T32] r4:00000001 [ 1329.186701][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.186785][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1329.186815][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.186884][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.186914][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.186942][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.186978][ T32] r4:84bcf280 [ 1329.187017][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1329.187349][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1329.187818][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1329.188392][ T32] r5:00001000 r4:e04c1000 ** 2 printk messages dropped ** [ 1329.188525][ T32] r5:8512438c r4:85124000 ** 1 printk messages dropped ** [ 1329.188649][ T32] r7:ddde2d80 r6:83018200 r5:8512438c r4:85031400 ** 5 printk messages dropped ** [ 1329.188917][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1329.189269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1329.190204][ T32] 1d20: 95234000 e02e7000 00000001 80239b98 7f539000 00000001 ** 4 printk messages dropped ** [ 1329.190427][ T32] r4:82ac21e4 [ 1329.213953][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.214116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1329.214158][ T32] r4:e0501dc0 [ 1329.214184][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.214229][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1329.214254][ T32] r4:00000000 [ 1329.214275][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.214362][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1329.214395][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.214443][ T32] r5:00001000 r4:e0315000 [ 1329.214489][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.214535][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.214579][ T32] r5:84b4cf8c r4:84b4cc00 [ 1329.214598][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.214647][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1329.214668][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.214720][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.214747][ T32] r4:84bc7780 [ 1329.214767][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.214815][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1329.214838][ T32] r4:00000001 [ 1329.214857][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.214896][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1329.214926][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.214954][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.214981][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.215009][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.215032][ T32] r4:84bcf280 [ 1329.215069][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.215112][ T32] INFO: task kworker/1:184:4024 blocked for more than 455 seconds. [ 1329.215145][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.215170][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.215195][ T32] task:kworker/1:184 state:D stack:0 pid:4024 tgid:4024 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.215255][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.215403][ T32] Call trace: [ 1329.215509][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1329.215606][ T32] r10:8291a684 r9:ea965d84 r8:00000002 r7:60000113 r6:ea965d8c r5:84833000 [ 1329.215658][ T32] r4:84833000 [ 1329.215705][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1329.215762][ T32] r5:84833000 r4:8291a680 [ 1329.215783][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.215847][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.215919][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea965e08 [ 1329.215945][ T32] r4:00000000 [ 1329.215965][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1329.216025][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.216094][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.216141][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850259c0 [ 1329.216213][ T32] r4:00000000 [ 1329.216236][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.216304][ T32] r9:83018205 r8:84833000 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1329.216379][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1329.216758][ T32] r5:8511b38c r4:8511b000 [ 1329.216834][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1329.217040][ T32] r4:85031200 ** 4 printk messages dropped ** [ 1329.217189][ T32] Exception stack(0xea965fb0 to 0xea965ff8) ** 7 printk messages dropped ** [ 1329.218029][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1329.218346][ T32] 1d20: 955ee000 e02e7000 00000001 80239b98 7f539000 00000001 ** 10 printk messages dropped ** [ 1329.218755][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1329.219125][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1329.219604][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 9 printk messages dropped ** [ 1329.219953][ T32] INFO: task kworker/1:185:4026 blocked for more than 455 seconds. ** 3 printk messages dropped ** [ 1329.220106][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1329.239361][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1329.239555][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.239595][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.239636][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85025e40 [ 1329.239659][ T32] r4:00000000 [ 1329.239694][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.239746][ T32] r9:83018205 r8:84831800 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1329.239769][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.239816][ T32] r5:00001000 r4:e0459000 [ 1329.239837][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.239878][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.239947][ T32] r5:8511b78c r4:8511b400 [ 1329.239976][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.240052][ T32] r7:ddde2d80 r6:83018200 r5:8511b78c r4:85031480 [ 1329.240102][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.240168][ T32] r10:61c88647 r9:84831800 r8:850314ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.240204][ T32] r4:85031480 [ 1329.240228][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.240276][ T32] r10:00000000 r9:85031480 r8:80287e08 r7:ea961e60 r6:850bef00 r5:84831800 [ 1329.240316][ T32] r4:00000001 [ 1329.240356][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.240422][ T32] Exception stack(0xea96dfb0 to 0xea96dff8) [ 1329.253628][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.253746][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.253778][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.253837][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.253892][ T32] r4:8503df40 [ 1329.254309][ T32] INFO: task kworker/1:185:4026 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1329.254351][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.254448][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.254541][ T32] Call trace: [ 1329.254614][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.254677][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1329.254701][ T32] r4:00000000 [ 1329.254720][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.254762][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1329.254791][ T32] 1d20: 95be6000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1329.254820][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1329.254846][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1329.254894][ T32] r5:80000013 r4:80239bb0 [ 1329.254919][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.254963][ T32] r4:82ac21e4 [ 1329.254984][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.255027][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1329.255050][ T32] r4:e0501dc0 [ 1329.255070][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.255126][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1329.255152][ T32] r4:00000000 [ 1329.255173][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.255221][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1329.255244][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.255286][ T32] r5:00001000 r4:e0315000 [ 1329.255313][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.255380][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.255428][ T32] r5:84b4cf8c r4:84b4cc00 [ 1329.255450][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.255558][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1329.255601][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.255678][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.255706][ T32] r4:84bc7780 [ 1329.255726][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.255785][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 1 printk messages dropped ** [ 1329.255844][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1329.256039][ T32] r4:84bcf280 ** 2 printk messages dropped ** [ 1329.256128][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1329.256251][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1329.256542][ T32] r5:84835400 r4:8291a680 ** 1 printk messages dropped ** [ 1329.256607][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1329.256865][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1329.256975][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1329.257178][ T32] r5:8511bb8c r4:8511b800 [ 1329.257199][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.257272][ T32] r7:ddde2d80 r6:83018200 r5:8511bb8c r4:85031580 [ 1329.257304][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.257352][ T32] r10:61c88647 r9:84835400 r8:850315ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.257400][ T32] r4:85031580 [ 1329.257424][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.257470][ T32] r10:00000000 r9:85031580 r8:80287e08 r7:ea961e60 r6:850bef80 r5:84835400 [ 1329.257518][ T32] r4:00000001 [ 1329.257570][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.257609][ T32] Exception stack(0xea975fb0 to 0xea975ff8) [ 1329.257641][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.257684][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.257740][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.257772][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.257805][ T32] r4:849d3040 [ 1329.258082][ T32] INFO: task kworker/1:186:4028 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1329.258118][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.258202][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.258247][ T32] Call trace: [ 1329.258275][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.258338][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1329.258398][ T32] r4:00000000 [ 1329.258451][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.258494][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1329.258550][ T32] 1d20: 95be6000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1329.258582][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1329.258608][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1329.258632][ T32] r5:80000013 r4:80239bb0 [ 1329.258652][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.258711][ T32] r4:82ac21e4 [ 1329.258739][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.258785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1329.258807][ T32] r4:e0501dc0 [ 1329.258826][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.258882][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1329.258908][ T32] r4:00000000 [ 1329.259017][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.259067][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1329.259090][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.259133][ T32] r5:00001000 r4:e0315000 [ 1329.259210][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.259254][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.259306][ T32] r5:84b4cf8c r4:84b4cc00 [ 1329.259353][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.259405][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1329.259426][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.259472][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.259496][ T32] r4:84bc7780 [ 1329.259515][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.259560][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1329.259583][ T32] r4:00000001 [ 1329.259616][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.259656][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1329.259683][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.259730][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.259760][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.259789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.259811][ T32] r4:84bcf280 [ 1329.259830][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.259855][ T32] INFO: task kworker/1:187:4030 blocked for more than 455 seconds. [ 1329.259882][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.259922][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.259948][ T32] task:kworker/1:187 state:D stack:0 pid:4030 tgid:4030 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.259993][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.260060][ T32] Call trace: [ 1329.260121][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1329.260173][ T32] r10:8291a684 r9:ea949d84 r8:00000002 r7:60000113 r6:ea949d8c r5:85149800 [ 1329.260220][ T32] r4:85149800 [ 1329.260244][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1329.260317][ T32] r5:85149800 r4:8291a680 [ 1329.260397][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.270866][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.271023][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea949e08 [ 1329.271076][ T32] r4:00000000 [ 1329.271104][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1329.271145][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.271185][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.271227][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501a180 [ 1329.271250][ T32] r4:00000000 [ 1329.271281][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.271339][ T32] r9:83018205 r8:85149800 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1329.271362][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.271408][ T32] r5:00001000 r4:e049b000 [ 1329.271429][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.271469][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.271535][ T32] r5:8511bf8c r4:8511bc00 [ 1329.271562][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.271626][ T32] r7:ddde2d80 r6:83018200 r5:8511bf8c r4:85031180 [ 1329.271651][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.271700][ T32] r10:61c88647 r9:85149800 r8:850311ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.271723][ T32] r4:85031180 [ 1329.271744][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.271830][ T32] r10:00000000 r9:85031180 r8:80287e08 r7:ea961e60 r6:85031600 r5:85149800 [ 1329.271858][ T32] r4:00000001 [ 1329.271879][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.271918][ T32] Exception stack(0xea949fb0 to 0xea949ff8) [ 1329.271981][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.272015][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.272044][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.272093][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.272144][ T32] r4:8501a280 [ 1329.272587][ T32] INFO: task kworker/1:187:4030 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1329.272632][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.272858][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.273025][ T32] Call trace: [ 1329.273084][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.273146][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1329.273173][ T32] r4:00000000 [ 1329.273194][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.273234][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1329.273263][ T32] 1d20: 95be6000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1329.273296][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1329.273337][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1329.273365][ T32] r5:80000013 r4:80239bb0 [ 1329.273385][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.273427][ T32] r4:82ac21e4 [ 1329.273452][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.273496][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1329.273519][ T32] r4:e0501dc0 [ 1329.273539][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.273581][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1329.273619][ T32] r4:00000000 [ 1329.273643][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.273690][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1329.273712][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.273767][ T32] r5:00001000 r4:e0315000 [ 1329.273790][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.273856][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.273909][ T32] r5:84b4cf8c r4:84b4cc00 [ 1329.273931][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.273979][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1329.273999][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.274047][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.274069][ T32] r4:84bc7780 [ 1329.274088][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.274158][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1329.274185][ T32] r4:00000001 [ 1329.274206][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.274244][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1329.274270][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.274301][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.274362][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.274395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.274421][ T32] r4:84bcf280 [ 1329.274441][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.274495][ T32] INFO: task kworker/1:188:4033 blocked for more than 455 seconds. [ 1329.274530][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.274556][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.274578][ T32] task:kworker/1:188 state:D stack:0 pid:4033 tgid:4033 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.274653][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.274698][ T32] Call trace: [ 1329.274755][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1329.274805][ T32] r10:8291a684 r9:ea979d84 r8:00000002 r7:60000113 r6:ea979d8c r5:8514a400 [ 1329.274829][ T32] r4:8514a400 [ 1329.274849][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1329.274916][ T32] r5:8514a400 r4:8291a680 [ 1329.274940][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.274980][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.275022][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea979e08 [ 1329.275068][ T32] r4:00000000 [ 1329.275091][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1329.275127][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.275161][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.275201][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501a500 [ 1329.275223][ T32] r4:00000000 [ 1329.275242][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.275300][ T32] r9:83018205 r8:8514a400 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1329.275362][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.275429][ T32] r5:00001000 r4:e0571000 [ 1329.275476][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.275552][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.275597][ T32] r5:8512478c r4:85124400 [ 1329.275616][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.275662][ T32] r7:ddde2d80 r6:83018200 r5:8512478c r4:85031700 [ 1329.275698][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.275749][ T32] r10:61c88647 r9:8514a400 r8:8503172c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.275773][ T32] r4:85031700 [ 1329.275806][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.275880][ T32] r10:00000000 r9:85031700 r8:80287e08 r7:ea961e60 r6:85031780 r5:8514a400 [ 1329.275930][ T32] r4:00000001 [ 1329.275952][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.276025][ T32] Exception stack(0xea979fb0 to 0xea979ff8) [ 1329.276055][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.276086][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.276159][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.276192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.276215][ T32] r4:8501a4c0 [ 1329.276495][ T32] INFO: task kworker/1:188:4033 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1329.276559][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.276619][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.276664][ T32] Call trace: [ 1329.276701][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.276778][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1329.276805][ T32] r4:00000000 [ 1329.276825][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.276870][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1329.276900][ T32] 1d20: 95be6000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1329.276934][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1329.276986][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1329.277013][ T32] r5:80000013 r4:80239bb0 [ 1329.277034][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.277074][ T32] r4:82ac21e4 [ 1329.277096][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1329.277234][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 5 printk messages dropped ** [ 1329.277471][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1329.277669][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1329.277939][ T32] r4:00000001 [ 1329.277961][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.277998][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1329.278030][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.278060][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.278086][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.278117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.278153][ T32] r4:84bcf280 [ 1329.278227][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.278299][ T32] INFO: task kworker/1:189:4034 blocked for more than 455 seconds. [ 1329.278332][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.278357][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.278403][ T32] task:kworker/1:189 state:D stack:0 pid:4034 tgid:4034 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.278501][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.278623][ T32] Call trace: [ 1329.278733][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1329.278786][ T32] r10:8291a684 r9:ea93dd84 r8:00000002 r7:60000013 r6:ea93dd8c r5:8514b000 [ 1329.278810][ T32] r4:8514b000 [ 1329.278831][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1329.278875][ T32] r5:8514b000 r4:8291a680 [ 1329.278895][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.278958][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.279005][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea93de08 [ 1329.279046][ T32] r4:00000000 [ 1329.279068][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1329.279104][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.279139][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.279181][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501a640 [ 1329.279203][ T32] r4:00000000 [ 1329.279222][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.279265][ T32] r9:83018205 r8:8514b000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1329.279287][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.279337][ T32] r5:00001000 r4:e05db000 [ 1329.279358][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.279422][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.279468][ T32] r5:85124b8c r4:85124800 [ 1329.279488][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.279535][ T32] r7:ddde2d80 r6:83018200 r5:85124b8c r4:85031680 [ 1329.279581][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.279631][ T32] r10:61c88647 r9:8514b000 r8:850316ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.279654][ T32] r4:85031680 [ 1329.279678][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.279749][ T32] r10:00000000 r9:85031680 r8:80287e08 r7:ea979e60 r6:85031500 r5:8514b000 [ 1329.279794][ T32] r4:00000001 [ 1329.279816][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.279854][ T32] Exception stack(0xea93dfb0 to 0xea93dff8) [ 1329.279908][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.279964][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.279995][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.280053][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.280101][ T32] r4:8501a4c0 [ 1329.280370][ T32] INFO: task kworker/1:189:4034 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1329.280433][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.309239][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.309323][ T32] Call trace: [ 1329.309385][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.309450][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1329.309474][ T32] r4:00000000 [ 1329.309520][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.309591][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1329.309625][ T32] 1d20: 9600a000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1329.309656][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1329.309682][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1329.309707][ T32] r5:80000013 r4:80239bb0 [ 1329.309727][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.309794][ T32] r4:82ac21e4 [ 1329.309818][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.309867][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1329.309893][ T32] r4:e0501dc0 [ 1329.309911][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.309952][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 2 printk messages dropped ** [ 1329.310112][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 ** 4 printk messages dropped ** [ 1329.310282][ T32] r5:84b4cf8c r4:84b4cc00 ** 3 printk messages dropped ** [ 1329.323915][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1329.324170][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1329.324365][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.324442][ T32] r4:84bcf280 [ 1329.324470][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.324554][ T32] INFO: task kworker/1:190:4037 blocked for more than 455 seconds. [ 1329.324594][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.324634][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.324683][ T32] task:kworker/1:190 state:D stack:0 pid:4037 tgid:4037 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.324770][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.324834][ T32] Call trace: [ 1329.325102][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1329.325182][ T32] r10:8291a684 r9:ea981d84 r8:00000002 r7:60000013 r6:ea981d8c r5:8514bc00 [ 1329.325210][ T32] r4:8514bc00 [ 1329.325319][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1329.325370][ T32] r5:8514bc00 r4:8291a680 [ 1329.325432][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.325498][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.325563][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea981e08 [ 1329.325588][ T32] r4:00000000 [ 1329.325654][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1329.325693][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.325731][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.325795][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501a6c0 [ 1329.325842][ T32] r4:00000000 [ 1329.325864][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.325936][ T32] r9:83018205 r8:8514bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1329.325964][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.326011][ T32] r5:00001000 r4:e05f1000 [ 1329.326054][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.326123][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.326192][ T32] r5:85124f8c r4:85124c00 [ 1329.326216][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.326286][ T32] r7:ddde2d80 r6:83018200 r5:85124f8c r4:85031800 [ 1329.326317][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.326381][ T32] r10:61c88647 r9:8514bc00 r8:8503182c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.326432][ T32] r4:85031800 [ 1329.326454][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.326518][ T32] r10:00000000 r9:85031800 r8:80287e08 r7:ea93de60 r6:85031900 r5:8514bc00 [ 1329.326543][ T32] r4:00000001 [ 1329.326584][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.326624][ T32] Exception stack(0xea981fb0 to 0xea981ff8) [ 1329.326714][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.326767][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.326845][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.326878][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.326900][ T32] r4:8501a600 [ 1329.327313][ T32] INFO: task kworker/1:190:4037 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1329.327350][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.327409][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.327543][ T32] Call trace: [ 1329.327599][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.327658][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1329.327710][ T32] r4:00000000 [ 1329.327745][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.327788][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1329.327816][ T32] 1d20: 963c8000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1329.327844][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1329.327869][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1329.327912][ T32] r5:80000013 r4:80239bb0 [ 1329.327936][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.328002][ T32] r4:82ac21e4 [ 1329.328025][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.328092][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1329.328139][ T32] r4:e0501dc0 [ 1329.328182][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.328228][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1329.328252][ T32] r4:00000000 [ 1329.328271][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.328402][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1329.328430][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.328473][ T32] r5:00001000 r4:e0315000 [ 1329.328505][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.328563][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.328622][ T32] r5:84b4cf8c r4:84b4cc00 [ 1329.328646][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.328693][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1329.328714][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.328769][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.328794][ T32] r4:84bc7780 [ 1329.328813][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.328881][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1329.328908][ T32] r4:00000001 [ 1329.328948][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.329016][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1329.329068][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.329123][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.329153][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.329183][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.329205][ T32] r4:84bcf280 [ 1329.329224][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.329249][ T32] INFO: task kworker/1:191:4039 blocked for more than 455 seconds. ** 3 printk messages dropped ** [ 1329.329489][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1329.329706][ T32] r4:8514c800 ** 2 printk messages dropped ** [ 1329.329804][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1329.330034][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1329.330200][ T32] r9:83018205 r8:8514c800 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 ** 4 printk messages dropped ** [ 1329.336878][ T32] r5:8512678c r4:85126400 [ 1329.336946][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.337042][ T32] r7:ddde2d80 r6:83018200 r5:8512678c r4:85031980 [ 1329.337068][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.337142][ T32] r10:61c88647 r9:8514c800 r8:850319ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.337169][ T32] r4:85031980 [ 1329.337302][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.337356][ T32] r10:00000000 r9:85031980 r8:80287e08 r7:ea981e60 r6:85031880 r5:8514c800 [ 1329.337388][ T32] r4:00000001 [ 1329.337421][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.337468][ T32] Exception stack(0xea989fb0 to 0xea989ff8) [ 1329.337498][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.337526][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.337574][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.337654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.337708][ T32] r4:8501a700 [ 1329.338111][ T32] INFO: task kworker/1:191:4039 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1329.338150][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.338262][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.338332][ T32] Call trace: [ 1329.338385][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.338466][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1329.338521][ T32] r4:00000000 [ 1329.338545][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.338588][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1329.338616][ T32] 1d20: 963c8000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1329.338660][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1329.338689][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1329.338738][ T32] r5:80000013 r4:80239bb0 [ 1329.338762][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.338805][ T32] r4:82ac21e4 [ 1329.338830][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.338874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1329.338917][ T32] r4:e0501dc0 [ 1329.338939][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.338983][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1329.339006][ T32] r4:00000000 [ 1329.339026][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.339092][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1329.339135][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.339188][ T32] r5:00001000 r4:e0315000 [ 1329.339230][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.339274][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.339324][ T32] r5:84b4cf8c r4:84b4cc00 [ 1329.339345][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.339411][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1329.339441][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.339490][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.339512][ T32] r4:84bc7780 [ 1329.339531][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.339576][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1329.339597][ T32] r4:00000001 [ 1329.339616][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.339651][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1329.339692][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.339724][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.339750][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.339778][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.339801][ T32] r4:84bcf280 [ 1329.339862][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.339892][ T32] INFO: task kworker/1:192:4041 blocked for more than 455 seconds. [ 1329.339924][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.340007][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.340032][ T32] task:kworker/1:192 state:D stack:0 pid:4041 tgid:4041 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.340078][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.340148][ T32] Call trace: [ 1329.340199][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1329.340268][ T32] r10:8291a684 r9:ea985d84 r8:00000002 r7:60000013 r6:ea985d8c r5:8514d400 [ 1329.340298][ T32] r4:8514d400 [ 1329.340345][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1329.340478][ T32] r5:8514d400 r4:8291a680 [ 1329.353096][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.353200][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.353282][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea985e08 [ 1329.353316][ T32] r4:00000000 [ 1329.353338][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1329.353374][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.353432][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.353478][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501aac0 [ 1329.353501][ T32] r4:00000000 [ 1329.353520][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.353567][ T32] r9:83018205 r8:8514d400 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1329.353589][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.353633][ T32] r5:00001000 r4:e86f7000 [ 1329.353653][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.353691][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.353733][ T32] r5:8512578c r4:85125400 [ 1329.353813][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.353865][ T32] r7:ddde2d80 r6:83018200 r5:8512578c r4:85031a80 [ 1329.353887][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.353934][ T32] r10:61c88647 r9:8514d400 r8:85031aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.353955][ T32] r4:85031a80 [ 1329.353974][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.354031][ T32] r10:00000000 r9:85031a80 r8:80287e08 r7:ea989e60 r6:85031c00 r5:8514d400 [ 1329.354056][ T32] r4:00000001 [ 1329.354087][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.354169][ T32] Exception stack(0xea985fb0 to 0xea985ff8) ** 1 printk messages dropped ** [ 1329.354231][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1329.354752][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1329.355221][ T32] 1d20: 966f8000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1329.355253][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1329.355315][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1329.355344][ T32] r5:80000013 r4:80239bb0 [ 1329.355385][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.355429][ T32] r4:82ac21e4 [ 1329.355450][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.355502][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1329.355531][ T32] r4:e0501dc0 [ 1329.355556][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.355622][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1329.355674][ T32] r4:00000000 [ 1329.355716][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.355766][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1329.355787][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.355840][ T32] r5:00001000 r4:e0315000 [ 1329.355891][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.355936][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.355979][ T32] r5:84b4cf8c r4:84b4cc00 [ 1329.356059][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.356139][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1329.356163][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.356213][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.356236][ T32] r4:84bc7780 [ 1329.356254][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.356354][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1329.356383][ T32] r4:00000001 [ 1329.356403][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.356439][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1329.356465][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.356504][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.356534][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.356562][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.356583][ T32] r4:84bcf280 [ 1329.356605][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.356651][ T32] INFO: task kworker/1:193:4043 blocked for more than 455 seconds. [ 1329.356704][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.356733][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.356763][ T32] task:kworker/1:193 state:D stack:0 pid:4043 tgid:4043 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.356814][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.356872][ T32] Call trace: [ 1329.356908][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1329.356972][ T32] r10:8291a684 r9:ea98dd84 r8:00000002 r7:60000113 r6:ea98dd8c r5:8514e000 [ 1329.356997][ T32] r4:8514e000 [ 1329.357035][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1329.357091][ T32] r5:8514e000 r4:8291a680 [ 1329.357115][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.357155][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.357210][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea98de08 [ 1329.357236][ T32] r4:00000000 [ 1329.357277][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1329.357355][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.357393][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.357448][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501ad40 [ 1329.357493][ T32] r4:00000000 [ 1329.357521][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.357567][ T32] r9:83018205 r8:8514e000 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1329.357589][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.357635][ T32] r5:00001000 r4:ea707000 [ 1329.357678][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.357763][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.357832][ T32] r5:85125b8c r4:85125800 [ 1329.357875][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1329.358053][ T32] r10:61c88647 r9:8514e000 r8:85031b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1329.358316][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1329.358826][ T32] Call trace: ** 5 printk messages dropped ** [ 1329.359110][ T32] 1d20: 966f8000 e02e7000 00000001 80239b98 7f539000 00000001 ** 7 printk messages dropped ** [ 1329.359399][ T32] r4:e0501dc0 ** 7 printk messages dropped ** [ 1329.359701][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1329.360105][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1329.360258][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1329.379244][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1329.379624][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1329.380086][ T32] r9:83018205 r8:85148c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 ** 4 printk messages dropped ** [ 1329.380416][ T32] r5:85125f8c r4:85125c00 ** 3 printk messages dropped ** [ 1329.385913][ T32] r10:61c88647 r9:85148c00 r8:85031cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1329.386310][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1329.386851][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.386920][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.386968][ T32] Call trace: [ 1329.387000][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.387065][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1329.387175][ T32] r4:00000000 [ 1329.387199][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.387285][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1329.387340][ T32] 1d20: 96b64000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1329.387369][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1329.387396][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1329.387491][ T32] r5:80000013 r4:80239bb0 [ 1329.387520][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.387600][ T32] r4:82ac21e4 [ 1329.387625][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.387673][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1329.387718][ T32] r4:e0501dc0 [ 1329.387782][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.387848][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1329.387875][ T32] r4:00000000 [ 1329.387932][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.388005][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1329.388032][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.388075][ T32] r5:00001000 r4:e0315000 [ 1329.388129][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.388178][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.388220][ T32] r5:84b4cf8c r4:84b4cc00 [ 1329.388284][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.388360][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1329.388383][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.388432][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.388455][ T32] r4:84bc7780 [ 1329.388475][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.388521][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1329.388543][ T32] r4:00000001 [ 1329.388561][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.388620][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1329.388650][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.388679][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.388706][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.388734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.388758][ T32] r4:84bcf280 [ 1329.388787][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.388821][ T32] INFO: task kworker/1:195:4048 blocked for more than 455 seconds. [ 1329.388853][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.388879][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.388921][ T32] task:kworker/1:195 state:D stack:0 pid:4048 tgid:4048 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.389038][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.389109][ T32] Call trace: [ 1329.389166][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1329.389257][ T32] r10:8291a684 r9:ea999d84 r8:00000002 r7:60000113 r6:ea999d8c r5:84aa3000 [ 1329.389343][ T32] r4:84aa3000 [ 1329.389389][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1329.389436][ T32] r5:84aa3000 r4:8291a680 [ 1329.389456][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.389495][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1329.389640][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1329.390045][ T32] r9:83018205 r8:84aa3000 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 ** 4 printk messages dropped ** [ 1329.390269][ T32] r5:8512638c r4:85126000 [ 1329.390299][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1329.406974][ T32] r10:00000000 r9:85031e00 r8:80287e08 r7:ea989e60 r6:85031f00 r5:84aa3000 ** 7 printk messages dropped ** [ 1329.407220][ T32] r4:8501ae40 ** 2 printk messages dropped ** [ 1329.407768][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1329.408182][ T32] 1d20: 96f95000 e02e7000 00000001 80239b98 7f539000 00000001 ** 9 printk messages dropped ** [ 1329.408578][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 10 printk messages dropped ** [ 1329.409017][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1329.409385][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1329.409715][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1329.410029][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1329.410221][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1329.421022][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1329.421228][ T32] r7:ddde2d80 r6:83018200 r5:85126b8c r4:85031d00 ** 5 printk messages dropped ** [ 1329.421468][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1329.421783][ T32] r4:85009100 ** 3 printk messages dropped ** [ 1329.422386][ T32] Call trace: [ 1329.422417][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.422471][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1329.422514][ T32] r4:00000000 [ 1329.422538][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.422579][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1329.422607][ T32] 1d20: 97307000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1329.422635][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1329.422660][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1329.422755][ T32] r5:80000013 r4:80239bb0 [ 1329.422801][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.422895][ T32] r4:82ac21e4 [ 1329.422920][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.422975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1329.423000][ T32] r4:e0501dc0 [ 1329.423020][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.423061][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1329.423107][ T32] r4:00000000 [ 1329.423139][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.423188][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1329.423210][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.423252][ T32] r5:00001000 r4:e0315000 [ 1329.423307][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.423353][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.423395][ T32] r5:84b4cf8c r4:84b4cc00 [ 1329.423415][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.423465][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1329.423487][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.423546][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.423571][ T32] r4:84bc7780 [ 1329.423590][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.423636][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1329.423658][ T32] r4:00000001 [ 1329.423699][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.423759][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1329.423789][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.423839][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.423872][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.423900][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.423922][ T32] r4:84bcf280 [ 1329.423942][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.423990][ T32] INFO: task kworker/1:197:4052 blocked for more than 455 seconds. [ 1329.424025][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.424059][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.424083][ T32] task:kworker/1:197 state:D stack:0 pid:4052 tgid:4052 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.424149][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.424191][ T32] Call trace: [ 1329.424266][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1329.424325][ T32] r10:8291a684 r9:ea9a9d84 r8:00000002 r7:60000013 r6:ea9a9d8c r5:84834800 [ 1329.424373][ T32] r4:84834800 [ 1329.424395][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1329.424439][ T32] r5:84834800 r4:8291a680 [ 1329.424481][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.424524][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.424588][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9a9e08 [ 1329.424613][ T32] r4:00000000 [ 1329.424671][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1329.424710][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.424745][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.424786][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85009240 [ 1329.424808][ T32] r4:00000000 [ 1329.424826][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.424870][ T32] r9:83018205 r8:84834800 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1329.424911][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.424958][ T32] r5:00001000 r4:ea757000 [ 1329.424978][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.425016][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.425086][ T32] r5:85126f8c r4:85126c00 [ 1329.425110][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.425183][ T32] r7:ddde2d80 r6:83018200 r5:85126f8c r4:8501cf00 [ 1329.425207][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.425255][ T32] r10:61c88647 r9:84834800 r8:8501cf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.425277][ T32] r4:8501cf00 [ 1329.425331][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.425395][ T32] r10:00000000 r9:8501cf00 r8:80287e08 r7:ea9a1e60 r6:84bc8000 r5:84834800 [ 1329.425424][ T32] r4:00000001 [ 1329.425456][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.425494][ T32] Exception stack(0xea9a9fb0 to 0xea9a9ff8) [ 1329.425521][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.425548][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.425576][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.425619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.425645][ T32] r4:85009180 [ 1329.425939][ T32] INFO: task kworker/1:197:4052 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1329.425990][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.426050][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.426093][ T32] Call trace: [ 1329.426121][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.426172][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1329.426194][ T32] r4:00000000 [ 1329.426223][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.426266][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1329.426314][ T32] 1d20: 97307000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1329.426349][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1329.426389][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1329.426415][ T32] r5:80000013 r4:80239bb0 [ 1329.426477][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.426542][ T32] r4:82ac21e4 [ 1329.426571][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.426615][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1329.426637][ T32] r4:e0501dc0 [ 1329.426682][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.426727][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1329.426769][ T32] r4:00000000 [ 1329.426792][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.426838][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1329.426892][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.426937][ T32] r5:00001000 r4:e0315000 [ 1329.426981][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.427024][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.427117][ T32] r5:84b4cf8c r4:84b4cc00 [ 1329.427148][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.427197][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1329.427219][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.427286][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.427319][ T32] r4:84bc7780 [ 1329.427361][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.427431][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1329.427456][ T32] r4:00000001 [ 1329.427475][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.427511][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1329.427536][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.427572][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.427602][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.427662][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.427689][ T32] r4:84bcf280 [ 1329.427711][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.427736][ T32] INFO: task kworker/1:198:4054 blocked for more than 455 seconds. [ 1329.427784][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.427811][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.427831][ T32] task:kworker/1:198 state:D stack:0 pid:4054 tgid:4054 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.427875][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.427915][ T32] Call trace: [ 1329.427943][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1329.427990][ T32] r10:8291a684 r9:ea9b1d84 r8:00000002 r7:60000113 r6:ea9b1d8c r5:84836c00 [ 1329.428038][ T32] r4:84836c00 [ 1329.428061][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1329.428106][ T32] r5:84836c00 r4:8291a680 [ 1329.428126][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.428184][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.428273][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9b1e08 [ 1329.428306][ T32] r4:00000000 [ 1329.428405][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1329.428466][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.428572][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.428641][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85009580 [ 1329.428671][ T32] r4:00000000 [ 1329.428691][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.428757][ T32] r9:83018205 r8:84836c00 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1329.428790][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.428868][ T32] r5:00001000 r4:ea775000 [ 1329.428911][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.428958][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.429000][ T32] r5:8512778c r4:85127400 [ 1329.429040][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.429112][ T32] r7:ddde2d80 r6:83018200 r5:8512778c r4:8501cb80 [ 1329.429164][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.429214][ T32] r10:61c88647 r9:84836c00 r8:8501cbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.429236][ T32] r4:8501cb80 [ 1329.429270][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.429326][ T32] r10:00000000 r9:8501cb80 r8:80287e08 r7:ea9a9e60 r6:84bc8080 r5:84836c00 [ 1329.429349][ T32] r4:00000001 [ 1329.429368][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.429402][ T32] Exception stack(0xea9b1fb0 to 0xea9b1ff8) [ 1329.429437][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.429468][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.429494][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.429543][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.429603][ T32] r4:85009280 [ 1329.429862][ T32] INFO: task kworker/1:198:4054 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1329.429915][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.430037][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.430114][ T32] Call trace: [ 1329.430148][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.430199][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1329.430241][ T32] r4:00000000 [ 1329.430263][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.430325][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1329.430377][ T32] 1d20: 97307000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1329.430436][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1329.452387][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1329.452483][ T32] r5:80000013 r4:80239bb0 [ 1329.452532][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.452603][ T32] r4:82ac21e4 [ 1329.452625][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.452670][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1329.452701][ T32] r4:e0501dc0 [ 1329.452742][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.452829][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1329.452855][ T32] r4:00000000 [ 1329.452875][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.452923][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1329.452944][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.453011][ T32] r5:00001000 r4:e0315000 [ 1329.453056][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.453099][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.453146][ T32] r5:84b4cf8c r4:84b4cc00 [ 1329.453167][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.453215][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1329.453258][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.453313][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.453337][ T32] r4:84bc7780 [ 1329.453356][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.453402][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1329.453424][ T32] r4:00000001 [ 1329.453443][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.453489][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1329.453518][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.453547][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.453573][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.453637][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.453683][ T32] r4:84bcf280 [ 1329.453709][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.453749][ T32] INFO: task kworker/1:199:4055 blocked for more than 455 seconds. [ 1329.453791][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.453831][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.453861][ T32] task:kworker/1:199 state:D stack:0 pid:4055 tgid:4055 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.453921][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.453986][ T32] Call trace: [ 1329.454028][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1329.454084][ T32] r10:8291a684 r9:ea991d84 r8:00000002 r7:60000113 r6:ea991d8c r5:85158000 [ 1329.454120][ T32] r4:85158000 [ 1329.454142][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1329.454195][ T32] r5:85158000 r4:8291a680 [ 1329.454217][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.454257][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.454310][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea991e08 [ 1329.454357][ T32] r4:00000000 [ 1329.454384][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1329.454442][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.454481][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.454525][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85009400 [ 1329.454591][ T32] r4:00000000 [ 1329.454613][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.454659][ T32] r9:83018205 r8:85158000 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1329.454701][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.454746][ T32] r5:00001000 r4:ea763000 [ 1329.454780][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.454821][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.454863][ T32] r5:8512738c r4:85127000 [ 1329.454883][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.454926][ T32] r7:ddde2d80 r6:83018200 r5:8512738c r4:8501cf80 [ 1329.454947][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.455014][ T32] r10:61c88647 r9:85158000 r8:8501cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.455039][ T32] r4:8501cf80 [ 1329.455071][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.455119][ T32] r10:00000000 r9:8501cf80 r8:80287e08 r7:ea9b1e60 r6:85031e80 r5:85158000 [ 1329.455142][ T32] r4:00000001 [ 1329.455161][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.455195][ T32] Exception stack(0xea991fb0 to 0xea991ff8) [ 1329.455221][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.455248][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.455274][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.455306][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.455351][ T32] r4:85009280 [ 1329.455762][ T32] INFO: task kworker/1:199:4055 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1329.455799][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.455899][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.455984][ T32] Call trace: [ 1329.456021][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.456075][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1329.456121][ T32] r4:00000000 [ 1329.456186][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.456235][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1329.456263][ T32] 1d20: 9772a000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1329.456308][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1329.456379][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1329.456412][ T32] r5:80000013 r4:80239bb0 [ 1329.456433][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.456517][ T32] r4:82ac21e4 [ 1329.456570][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.456616][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1329.456638][ T32] r4:e0501dc0 [ 1329.456657][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.456720][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1329.456746][ T32] r4:00000000 [ 1329.456776][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.456824][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1329.456867][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.456913][ T32] r5:00001000 r4:e0315000 [ 1329.456934][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.456973][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.457013][ T32] r5:84b4cf8c r4:84b4cc00 [ 1329.457052][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.457123][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1329.457167][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.457219][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.457263][ T32] r4:84bc7780 [ 1329.457285][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.457370][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1329.457438][ T32] r4:00000001 [ 1329.457460][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.457496][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1329.457523][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.457551][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.457577][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1329.457816][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1329.458105][ T32] r4:85158c00 ** 4 printk messages dropped ** [ 1329.458309][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9ade08 ** 9 printk messages dropped ** [ 1329.458691][ T32] r5:00001000 r4:ea781000 ** 2 printk messages dropped ** [ 1329.458812][ T32] r5:85127b8c r4:85127800 ** 2 printk messages dropped ** [ 1329.458903][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1329.459276][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1329.459820][ T32] Call trace: ** 4 printk messages dropped ** [ 1329.460028][ T32] Exception stack(0xe0501d28 to 0xe0501d70) ** 6 printk messages dropped ** [ 1329.460255][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1329.476702][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1329.477086][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 6 printk messages dropped ** [ 1329.477332][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1329.477842][ T32] r10:8291a684 r9:ea99dd84 r8:00000002 r7:60000013 r6:ea99dd8c r5:85159800 ** 8 printk messages dropped ** [ 1329.478183][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1329.478463][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.478504][ T32] r5:00001000 r4:ea7b3000 [ 1329.478524][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.478561][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.478612][ T32] r5:8512c78c r4:8512c400 [ 1329.478653][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.478728][ T32] r7:ddde2d80 r6:83018200 r5:8512c78c r4:84bbd000 [ 1329.478751][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.478798][ T32] r10:61c88647 r9:85159800 r8:84bbd02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.478820][ T32] r4:84bbd000 [ 1329.478840][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.478893][ T32] r10:00000000 r9:84bbd000 r8:80287e08 r7:ea9ade60 r6:84bbd100 r5:85159800 [ 1329.478917][ T32] r4:00000001 [ 1329.478936][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.478971][ T32] Exception stack(0xea99dfb0 to 0xea99dff8) [ 1329.478997][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.479025][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.479050][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.479077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.479129][ T32] r4:85009540 [ 1329.479511][ T32] INFO: task kworker/1:201:4060 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1329.479558][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.479637][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.479716][ T32] Call trace: [ 1329.479776][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.479831][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1329.479855][ T32] r4:00000000 [ 1329.479896][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.479960][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1329.479991][ T32] 1d20: 97bec000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1329.480021][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1329.480045][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1329.480071][ T32] r5:80000013 r4:80239bb0 [ 1329.480092][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.480134][ T32] r4:82ac21e4 [ 1329.480177][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.480230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1329.480275][ T32] r4:e0501dc0 [ 1329.480301][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.480389][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1329.497396][ T32] r4:00000000 [ 1329.497473][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.497545][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1329.497576][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.497637][ T32] r5:00001000 r4:e0315000 [ 1329.497662][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.497705][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.497763][ T32] r5:84b4cf8c r4:84b4cc00 [ 1329.497790][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.497864][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1329.497918][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.497994][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.498022][ T32] r4:84bc7780 [ 1329.498066][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.498120][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1329.498154][ T32] r4:00000001 [ 1329.498178][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.498220][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1329.498254][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.498285][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.498319][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.498369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.498397][ T32] r4:84bcf280 [ 1329.498420][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.498449][ T32] INFO: task kworker/1:202:4062 blocked for more than 455 seconds. [ 1329.498481][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.498507][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.498530][ T32] task:kworker/1:202 state:D stack:0 pid:4062 tgid:4062 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.498590][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.498636][ T32] Call trace: [ 1329.498687][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1329.498748][ T32] r10:8291a684 r9:ea9b9d84 r8:00000002 r7:60000013 r6:ea9b9d8c r5:8515a400 [ 1329.498794][ T32] r4:8515a400 [ 1329.498828][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1329.498878][ T32] r5:8515a400 r4:8291a680 [ 1329.498899][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.498940][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.498982][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9b9e08 [ 1329.499016][ T32] r4:00000000 [ 1329.499119][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1329.499184][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.499225][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.499268][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85009880 [ 1329.499312][ T32] r4:00000000 [ 1329.499338][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.499407][ T32] r9:83018205 r8:8515a400 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 ** 3 printk messages dropped ** [ 1329.499545][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1329.499779][ T32] r10:61c88647 r9:8515a400 r8:84bbd22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1329.500126][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.500179][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.500212][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.500316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.500463][ T32] r4:85009980 [ 1329.513420][ T32] INFO: task kworker/1:202:4062 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1329.513525][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.513704][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.513787][ T32] Call trace: [ 1329.513825][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.513896][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1329.513929][ T32] r4:00000000 [ 1329.513959][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.514005][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1329.514035][ T32] 1d20: 98479000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1329.514064][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 ** 3 printk messages dropped ** [ 1329.514214][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1329.514460][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 11 printk messages dropped ** [ 1329.514901][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1329.515161][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1329.515701][ T32] r4:8515b000 ** 4 printk messages dropped ** [ 1329.515988][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9c1e08 ** 10 printk messages dropped ** [ 1329.516512][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1329.516647][ T32] r5:8512c38c r4:8512c000 ** 3 printk messages dropped ** [ 1329.516814][ T32] r10:61c88647 r9:8515b000 r8:84bbd2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1329.517191][ T32] r4:85009840 ** 3 printk messages dropped ** [ 1329.517627][ T32] Call trace: ** 7 printk messages dropped ** [ 1329.517969][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff ** 7 printk messages dropped ** [ 1329.518343][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 14 printk messages dropped ** [ 1329.518975][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 9 printk messages dropped ** [ 1329.519234][ T32] INFO: task kworker/1:204:4066 blocked for more than 455 seconds. ** 9 printk messages dropped ** [ 1329.519661][ T32] r5:8515c800 r4:8291a680 [ 1329.519697][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.519738][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.519781][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9bde08 [ 1329.519803][ T32] r4:00000000 [ 1329.519842][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1329.519900][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.519950][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.519997][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85009d80 [ 1329.520022][ T32] r4:00000000 [ 1329.520041][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.520109][ T32] r9:83018205 r8:8515c800 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1329.520145][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.520190][ T32] r5:00001000 r4:ea7ef000 [ 1329.520210][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.520248][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.520288][ T32] r5:8512cb8c r4:8512c800 [ 1329.520313][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.541215][ T32] r7:ddde2d80 r6:83018200 r5:8512cb8c r4:84bbd300 [ 1329.541306][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.541391][ T32] r10:61c88647 r9:8515c800 r8:84bbd32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.541418][ T32] r4:84bbd300 [ 1329.541461][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.541515][ T32] r10:00000000 r9:84bbd300 r8:80287e08 r7:ea99de60 r6:84bbd580 r5:8515c800 [ 1329.541603][ T32] r4:00000001 [ 1329.541628][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.541669][ T32] Exception stack(0xea9bdfb0 to 0xea9bdff8) [ 1329.541699][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.541727][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.541763][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.541817][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.541843][ T32] r4:85009ac0 [ 1329.542318][ T32] INFO: task kworker/1:204:4066 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1329.542363][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.542457][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.542528][ T32] Call trace: [ 1329.542564][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.542620][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1329.542664][ T32] r4:00000000 [ 1329.542687][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.542728][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1329.542757][ T32] 1d20: 98b36000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1329.542807][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1329.542841][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1329.542866][ T32] r5:80000013 r4:80239bb0 [ 1329.542890][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.542934][ T32] r4:82ac21e4 [ 1329.542954][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.543005][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1329.543064][ T32] r4:e0501dc0 [ 1329.543112][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.543183][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1329.543228][ T32] r4:00000000 [ 1329.543250][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.543297][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1329.543326][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.543400][ T32] r5:00001000 r4:e0315000 [ 1329.543442][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.543495][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.543540][ T32] r5:84b4cf8c r4:84b4cc00 [ 1329.543571][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.543668][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 ** 4 printk messages dropped ** [ 1329.543838][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 8 printk messages dropped ** [ 1329.544099][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1329.544538][ T32] r4:8515e000 ** 4 printk messages dropped ** [ 1329.544794][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9c9e08 ** 8 printk messages dropped ** [ 1329.545130][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1329.545326][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 13 printk messages dropped ** [ 1329.545948][ T32] r4:85009ac0 ** 2 printk messages dropped ** [ 1329.546375][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1329.546751][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 ** 4 printk messages dropped ** [ 1329.546877][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.546919][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1329.546941][ T32] r4:e0501dc0 [ 1329.547002][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.547049][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1329.547092][ T32] r4:00000000 [ 1329.547115][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.547161][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1329.547182][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.547223][ T32] r5:00001000 r4:e0315000 [ 1329.547263][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.547312][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.547355][ T32] r5:84b4cf8c r4:84b4cc00 [ 1329.547399][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.547449][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1329.547472][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.547519][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.547566][ T32] r4:84bc7780 [ 1329.547588][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.547640][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1329.547673][ T32] r4:00000001 [ 1329.547694][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.547753][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1329.547803][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.547858][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.547893][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.547921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.547944][ T32] r4:84bcf280 [ 1329.547984][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.548013][ T32] INFO: task kworker/1:206:4069 blocked for more than 456 seconds. [ 1329.548053][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.548102][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.548126][ T32] task:kworker/1:206 state:D stack:0 pid:4069 tgid:4069 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.548193][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.548236][ T32] Call trace: [ 1329.548422][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1329.548663][ T32] r10:8291a684 r9:ea9cdd84 r8:00000002 r7:60000013 r6:ea9cdd8c r5:8515bc00 [ 1329.548729][ T32] r4:8515bc00 [ 1329.548791][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1329.548858][ T32] r5:8515bc00 r4:8291a680 [ 1329.548883][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.548932][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.548996][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9cde08 [ 1329.549026][ T32] r4:00000000 [ 1329.549052][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1329.549121][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.549167][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.549220][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85009f80 ** 7 printk messages dropped ** [ 1329.549571][ T32] r5:8512cf8c r4:8512cc00 [ 1329.549595][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1329.549935][ T32] r10:00000000 r9:84bbd500 r8:80287e08 r7:ea9c9e60 r6:84bbd600 r5:8515bc00 ** 9 printk messages dropped ** [ 1329.571456][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1329.572167][ T32] r4:82ac21e4 [ 1329.572193][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.572238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1329.572260][ T32] r4:e0501dc0 [ 1329.572308][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.572438][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1329.572471][ T32] r4:00000000 [ 1329.572506][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.572556][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1329.572579][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.572623][ T32] r5:00001000 r4:e0315000 [ 1329.572669][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.572739][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.572811][ T32] r5:84b4cf8c r4:84b4cc00 [ 1329.572837][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.572886][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1329.572934][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.572986][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.573048][ T32] r4:84bc7780 [ 1329.573073][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.573122][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1329.573158][ T32] r4:00000001 [ 1329.573182][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1329.573292][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1329.573926][ T32] r10:8291a684 r9:ea9ddd84 r8:00000002 r7:60000113 r6:ea9ddd8c r5:85161800 ** 6 printk messages dropped ** [ 1329.574186][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1329.574385][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1329.574570][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.574611][ T32] r5:8506f38c r4:8506f000 [ 1329.574654][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1329.574918][ T32] r10:00000000 r9:84bc8180 r8:80287e08 r7:ea919e60 r6:84bbd800 r5:85161800 ** 8 printk messages dropped ** [ 1329.575612][ T32] INFO: task kworker/0:269:4075 is blocked on a mutex likely owned by task kworker/0:178:3691. ** 7 printk messages dropped ** [ 1329.576021][ T32] Exception stack(0xe0501d28 to 0xe0501d70) ** 7 printk messages dropped ** [ 1329.576470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 ** 10 printk messages dropped ** [ 1329.576882][ T32] r5:84b4cf8c r4:84b4cc00 ** 6 printk messages dropped ** [ 1329.577161][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 5 printk messages dropped ** [ 1329.577329][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1329.577548][ T32] task:kworker/0:270 state:D stack:0 pid:4077 tgid:4077 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1329.578132][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9e5e08 ** 9 printk messages dropped ** [ 1329.578551][ T32] r5:00001000 r4:dfcd5000 [ 1329.578609][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.578687][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.578765][ T32] r5:8506f78c r4:8506f400 [ 1329.578800][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.578852][ T32] r7:dddced80 r6:83018000 r5:8506f78c r4:84bc8200 [ 1329.578896][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.578949][ T32] r10:61c88647 r9:85160000 r8:84bc822c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.578981][ T32] r4:84bc8200 [ 1329.579000][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.579080][ T32] r10:00000000 r9:84bc8200 r8:80287e08 r7:ea919e60 r6:84bbd880 r5:85160000 [ 1329.579105][ T32] r4:00000001 [ 1329.579146][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.579209][ T32] Exception stack(0xea9e5fb0 to 0xea9e5ff8) [ 1329.579240][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.579291][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.579359][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.579412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.579438][ T32] r4:84bb96c0 [ 1329.579727][ T32] INFO: task kworker/0:270:4077 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1329.579766][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.579838][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.579886][ T32] Call trace: [ 1329.579915][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.579969][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1329.579992][ T32] r4:00000000 [ 1329.580013][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.580053][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1329.580115][ T32] 1d20: 98bb1000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1329.580149][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1329.580186][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1329.580213][ T32] r5:80000013 r4:80239bb0 [ 1329.580233][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.580273][ T32] r4:82ac21e4 [ 1329.580294][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.580393][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1329.580498][ T32] r4:e0501dc0 [ 1329.605858][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.605958][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1329.606011][ T32] r4:00000000 [ 1329.606060][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.606115][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1329.606138][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.606184][ T32] r5:00001000 r4:e0315000 [ 1329.606204][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.606243][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.606320][ T32] r5:84b4cf8c r4:84b4cc00 [ 1329.606371][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.606430][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1329.606452][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.606501][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.606523][ T32] r4:84bc7780 [ 1329.606542][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.606588][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1329.606610][ T32] r4:00000001 [ 1329.606653][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.606696][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1329.606728][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.606771][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.606824][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.606857][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.606898][ T32] r4:84bcf280 [ 1329.606924][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.606960][ T32] INFO: task kworker/0:271:4080 blocked for more than 456 seconds. [ 1329.607018][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.607094][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.607145][ T32] task:kworker/0:271 state:D stack:0 pid:4080 tgid:4080 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.607268][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.607324][ T32] Call trace: [ 1329.607367][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1329.607436][ T32] r10:8291a684 r9:ea9f1d84 r8:00000002 r7:60000013 r6:ea9f1d8c r5:85163c00 [ 1329.607489][ T32] r4:85163c00 [ 1329.607541][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1329.607614][ T32] r5:85163c00 r4:8291a680 [ 1329.607662][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.607706][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.607750][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9f1e08 [ 1329.607774][ T32] r4:00000000 [ 1329.607809][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) ** 6 printk messages dropped ** [ 1329.608365][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1329.608534][ T32] r5:8506ff8c r4:8506fc00 ** 4 printk messages dropped ** [ 1329.608944][ T32] r4:84bc8380 ** 2 printk messages dropped ** [ 1329.609058][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1329.609240][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1329.610104][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 ** 8 printk messages dropped ** [ 1329.610446][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1329.624060][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 8 printk messages dropped ** [ 1329.624466][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1329.624890][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.624919][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.624945][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.624974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.625066][ T32] r4:84bcf280 [ 1329.625093][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.625189][ T32] INFO: task kworker/0:272:4082 blocked for more than 456 seconds. [ 1329.625297][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.625332][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.625369][ T32] task:kworker/0:272 state:D stack:0 pid:4082 tgid:4082 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.625469][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.625518][ T32] Call trace: [ 1329.625603][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1329.625657][ T32] r10:8291a684 r9:ea9f9d84 r8:00000002 r7:60000013 r6:ea9f9d8c r5:85162400 [ 1329.625680][ T32] r4:85162400 [ 1329.625701][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1329.625744][ T32] r5:85162400 r4:8291a680 [ 1329.625798][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.625858][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.625906][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9f9e08 [ 1329.625929][ T32] r4:00000000 [ 1329.625965][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1329.626003][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.626062][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.626132][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bb9dc0 [ 1329.626181][ T32] r4:00000000 [ 1329.626203][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.626251][ T32] r9:83018005 r8:85162400 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1329.626284][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.626337][ T32] r5:00001000 r4:e028d000 [ 1329.626373][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.626415][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.626471][ T32] r5:84904b8c r4:84904800 [ 1329.626510][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.626571][ T32] r7:dddced80 r6:83018000 r5:84904b8c r4:84bc8300 [ 1329.626595][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.626642][ T32] r10:61c88647 r9:85162400 r8:84bc832c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.626664][ T32] r4:84bc8300 [ 1329.626688][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.626739][ T32] r10:00000000 r9:84bc8300 r8:80287e08 r7:ea9f1e60 r6:84bbd780 r5:85162400 [ 1329.626762][ T32] r4:00000001 [ 1329.626781][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.626842][ T32] Exception stack(0xea9f9fb0 to 0xea9f9ff8) [ 1329.626872][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.626904][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.626931][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.626982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.627019][ T32] r4:84bb9a80 [ 1329.627449][ T32] INFO: task kworker/0:272:4082 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1329.627515][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1329.628103][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1329.628348][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 12 printk messages dropped ** [ 1329.629042][ T32] r4:84bc7780 ** 4 printk messages dropped ** [ 1329.629242][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) ** 5 printk messages dropped ** [ 1329.629454][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1329.629906][ T32] r4:85160c00 ** 4 printk messages dropped ** [ 1329.630131][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9fde08 ** 8 printk messages dropped ** [ 1329.653836][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1329.654112][ T32] r5:84904f8c r4:84904c00 ** 3 printk messages dropped ** [ 1329.654280][ T32] r10:61c88647 r9:85160c00 r8:84bc84ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1329.654655][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1329.655462][ T32] Call trace: ** 6 printk messages dropped ** [ 1329.655806][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 ** 8 printk messages dropped ** [ 1329.656226][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 2 printk messages dropped ** [ 1329.656442][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1329.656470][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.656515][ T32] r5:00001000 r4:e0315000 [ 1329.656574][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.656621][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.656690][ T32] r5:84b4cf8c r4:84b4cc00 [ 1329.656714][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.656780][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1329.656805][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.656877][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.656904][ T32] r4:84bc7780 [ 1329.656947][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.657022][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1329.657050][ T32] r4:00000001 [ 1329.657070][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.657107][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1329.657135][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.657188][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.657218][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.657248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.657272][ T32] r4:84bcf280 [ 1329.657293][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.657327][ T32] INFO: task kworker/0:274:4085 blocked for more than 456 seconds. [ 1329.657387][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.657441][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.657467][ T32] task:kworker/0:274 state:D stack:0 pid:4085 tgid:4085 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.657516][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.657558][ T32] Call trace: [ 1329.657589][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1329.657639][ T32] r10:8291a684 r9:eaa01d84 r8:00000002 r7:60000113 r6:eaa01d8c r5:85163000 [ 1329.657663][ T32] r4:85163000 [ 1329.657684][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1329.657728][ T32] r5:85163000 r4:8291a680 [ 1329.657748][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.657813][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.657866][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa01e08 [ 1329.657927][ T32] r4:00000000 [ 1329.657963][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1329.658039][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.658078][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.658120][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bb9080 [ 1329.658144][ T32] r4:00000000 [ 1329.658164][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.658232][ T32] r9:83018005 r8:85163000 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 ** 4 printk messages dropped ** [ 1329.658663][ T32] r5:851a838c r4:851a8000 [ 1329.658702][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.658764][ T32] r7:dddced80 r6:83018000 r5:851a838c r4:84bc8500 ** 1 printk messages dropped ** [ 1329.658836][ T32] r10:61c88647 r9:85163000 r8:84bc852c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.658859][ T32] r4:84bc8500 [ 1329.658906][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.658955][ T32] r10:00000000 r9:84bc8500 r8:80287e08 r7:ea9f9e60 r6:84bbd980 r5:85163000 [ 1329.658977][ T32] r4:00000001 [ 1329.659008][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.659048][ T32] Exception stack(0xeaa01fb0 to 0xeaa01ff8) [ 1329.659100][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.659134][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.659161][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.659190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.659214][ T32] r4:84bb9d00 [ 1329.659505][ T32] INFO: task kworker/0:274:4085 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1329.659543][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.659672][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.659777][ T32] Call trace: [ 1329.659840][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.659897][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1329.659945][ T32] r4:00000000 [ 1329.660065][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.660133][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1329.660164][ T32] 1d20: 99712000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1329.660214][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1329.660244][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1329.660268][ T32] r5:80000013 r4:80239bb0 [ 1329.660289][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.660498][ T32] r4:82ac21e4 [ 1329.675055][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.675164][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1329.675221][ T32] r4:e0501dc0 [ 1329.675245][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.675293][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1329.675325][ T32] r4:00000000 [ 1329.675375][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.675478][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1329.675513][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.675563][ T32] r5:00001000 r4:e0315000 [ 1329.675597][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.675662][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.675713][ T32] r5:84b4cf8c r4:84b4cc00 [ 1329.675761][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.675825][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1329.675850][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1329.676040][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 7 printk messages dropped ** [ 1329.676443][ T32] r4:84bcf280 ** 4 printk messages dropped ** [ 1329.676596][ T32] task:kworker/0:275 state:D stack:0 pid:4086 tgid:4086 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1329.677095][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa05e08 ** 11 printk messages dropped ** [ 1329.677568][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.677609][ T32] r5:8490478c r4:84904400 [ 1329.677630][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.677678][ T32] r7:dddced80 r6:83018000 r5:8490478c r4:84bc8400 [ 1329.677753][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.677832][ T32] r10:61c88647 r9:85165400 r8:84bc842c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.677858][ T32] r4:84bc8400 [ 1329.677877][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.677937][ T32] r10:00000000 r9:84bc8400 r8:80287e08 r7:eaa01e60 r6:84bbda00 r5:85165400 [ 1329.677962][ T32] r4:00000001 [ 1329.677981][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.678045][ T32] Exception stack(0xeaa05fb0 to 0xeaa05ff8) [ 1329.678076][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.678104][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.678154][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.678187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.678233][ T32] r4:84bb9d00 [ 1329.678658][ T32] INFO: task kworker/0:275:4086 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1329.678697][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.678756][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.678839][ T32] Call trace: [ 1329.678876][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.678955][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1329.679007][ T32] r4:00000000 [ 1329.679031][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.679097][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1329.679154][ T32] 1d20: 9977e000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1329.679196][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 ** 1 printk messages dropped ** [ 1329.679276][ T32] r5:80000013 r4:80239bb0 ** 7 printk messages dropped ** [ 1329.679613][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1329.679927][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1329.680383][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) ** 7 printk messages dropped ** [ 1329.694205][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1329.694679][ T32] r4:85166000 ** 4 printk messages dropped ** [ 1329.694888][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa09e08 ** 10 printk messages dropped ** [ 1329.695422][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1329.695736][ T32] r5:851a878c r4:851a8400 ** 3 printk messages dropped ** [ 1329.695895][ T32] r10:61c88647 r9:85166000 r8:84bc82ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1329.696248][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1329.696911][ T32] Call trace: ** 4 printk messages dropped ** [ 1329.697178][ T32] Exception stack(0xe0501d28 to 0xe0501d70) ** 5 printk messages dropped ** [ 1329.697403][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1329.697506][ T32] r4:e0501dc0 ** 6 printk messages dropped ** [ 1329.697797][ T32] r5:00001000 r4:e0315000 ** 6 printk messages dropped ** [ 1329.698032][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1329.698352][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1329.698668][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1329.698947][ T32] r4:85166c00 [ 1329.698991][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1329.699074][ T32] r5:85166c00 r4:8291a680 [ 1329.699125][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.699170][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.699213][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa0de08 [ 1329.699235][ T32] r4:00000000 [ 1329.699255][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1329.699289][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.699333][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.699416][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bca140 [ 1329.699462][ T32] r4:00000000 [ 1329.699520][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.699599][ T32] r9:83018005 r8:85166c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1329.699648][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.699699][ T32] r5:00001000 r4:e0525000 [ 1329.699725][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.699820][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.699866][ T32] r5:851a8f8c r4:851a8c00 [ 1329.699911][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.699961][ T32] r7:dddced80 r6:83018000 r5:851a8f8c r4:84bc8600 [ 1329.699982][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.700028][ T32] r10:61c88647 r9:85166c00 r8:84bc862c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.700051][ T32] r4:84bc8600 [ 1329.700070][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.700143][ T32] r10:00000000 r9:84bc8600 r8:80287e08 r7:eaa09e60 r6:84bbdb00 r5:85166c00 [ 1329.700169][ T32] r4:00000001 [ 1329.700188][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.700224][ T32] Exception stack(0xeaa0dfb0 to 0xeaa0dff8) [ 1329.700250][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.700279][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.700305][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.700378][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.700425][ T32] r4:8502fbc0 [ 1329.724304][ T32] INFO: task kworker/0:277:4091 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1329.724463][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.724648][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.724719][ T32] Call trace: [ 1329.724768][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.724833][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1329.724909][ T32] r4:00000000 [ 1329.724933][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.724979][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1329.725010][ T32] 1d20: 99f33000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1329.725063][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1329.725118][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1329.725146][ T32] r5:80000013 r4:80239bb0 [ 1329.725192][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.725262][ T32] r4:82ac21e4 [ 1329.725286][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.725405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1329.725445][ T32] r4:e0501dc0 [ 1329.725467][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.725510][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1329.725535][ T32] r4:00000000 [ 1329.725554][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.725611][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1329.725636][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.725681][ T32] r5:00001000 r4:e0315000 [ 1329.725701][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1329.725902][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1329.726233][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) ** 5 printk messages dropped ** [ 1329.726424][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1329.726858][ T32] r4:85164800 ** 4 printk messages dropped ** [ 1329.727079][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa11e08 ** 5 printk messages dropped ** [ 1329.727286][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1329.727539][ T32] r5:8512df8c r4:8512dc00 [ 1329.727560][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.727606][ T32] r7:ddde2d80 r6:83018200 r5:8512df8c r4:84bbdb80 [ 1329.727697][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.727749][ T32] r10:61c88647 r9:85164800 r8:84bbdbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.727772][ T32] r4:84bbdb80 [ 1329.727792][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.727837][ T32] r10:00000000 r9:84bbdb80 r8:80287e08 r7:ea9c9e60 r6:84bbdc00 r5:85164800 [ 1329.727885][ T32] r4:00000001 [ 1329.727931][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.728000][ T32] Exception stack(0xeaa11fb0 to 0xeaa11ff8) [ 1329.728031][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.728061][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.728088][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.728117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.728139][ T32] r4:84bb2c80 [ 1329.728468][ T32] INFO: task kworker/1:207:4092 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1329.728533][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.728623][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.728779][ T32] Call trace: [ 1329.728815][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.728876][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1329.728901][ T32] r4:00000000 [ 1329.728921][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.728966][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1329.728996][ T32] 1d20: 99f33000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1329.729025][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1329.729050][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1329.729109][ T32] r5:80000013 r4:80239bb0 [ 1329.729135][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.729177][ T32] r4:82ac21e4 [ 1329.729198][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.729265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1329.729293][ T32] r4:e0501dc0 [ 1329.729312][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.729361][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1329.729383][ T32] r4:00000000 [ 1329.729403][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.729447][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1329.729470][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.729513][ T32] r5:00001000 r4:e0315000 [ 1329.729533][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.729572][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.729615][ T32] r5:84b4cf8c r4:84b4cc00 [ 1329.729657][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.729724][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1329.729748][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.729821][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.729862][ T32] r4:84bc7780 [ 1329.729884][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1329.730010][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) ** 6 printk messages dropped ** [ 1329.730319][ T32] INFO: task kworker/1:208:4093 blocked for more than 456 seconds. ** 9 printk messages dropped ** [ 1329.746389][ T32] r5:8515ec00 r4:8291a680 ** 3 printk messages dropped ** [ 1329.746530][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1329.746745][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4000 ** 7 printk messages dropped ** [ 1329.747009][ T32] r5:8512db8c r4:8512d800 [ 1329.747030][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1329.747163][ T32] r10:61c88647 r9:8515ec00 r8:84bbdcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1329.747771][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1329.748748][ T32] Exception stack(0xe0501d28 to 0xe0501d70) ** 6 printk messages dropped ** [ 1329.749113][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1329.749550][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 11 printk messages dropped ** [ 1329.750140][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) ** 5 printk messages dropped ** [ 1329.750346][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1329.764427][ T32] r4:8515d400 ** 5 printk messages dropped ** [ 1329.764662][ T32] r4:00000000 [ 1329.764706][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1329.764745][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.764862][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.764910][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bca000 [ 1329.765001][ T32] r4:00000000 [ 1329.765048][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.765100][ T32] r9:83018005 r8:8515d400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1329.765125][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.765170][ T32] r5:00001000 r4:e03a5000 [ 1329.765190][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.765230][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.765297][ T32] r5:851a8b8c r4:851a8800 [ 1329.765331][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.765386][ T32] r7:dddced80 r6:83018000 r5:851a8b8c r4:84bc8700 [ 1329.765411][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.765509][ T32] r10:61c88647 r9:8515d400 r8:84bc872c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.765535][ T32] r4:84bc8700 [ 1329.765625][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.765676][ T32] r10:00000000 r9:84bc8700 r8:80287e08 r7:eaa0de60 r6:84bbdd80 r5:8515d400 [ 1329.765701][ T32] r4:00000001 [ 1329.765721][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.765760][ T32] Exception stack(0xeaa19fb0 to 0xeaa19ff8) [ 1329.765789][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.765819][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.765845][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.765873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.765919][ T32] r4:84bb93c0 [ 1329.766439][ T32] INFO: task kworker/0:278:4094 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1329.766506][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.766586][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.766632][ T32] Call trace: [ 1329.766722][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.766782][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1329.766809][ T32] r4:00000000 [ 1329.766828][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.766869][ T32] Exception stack(0xe0501d28 to 0xe0501d70) ** 1 printk messages dropped ** [ 1329.766949][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 ** 4 printk messages dropped ** [ 1329.767140][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.767198][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1329.767224][ T32] r4:e0501dc0 [ 1329.767245][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.767287][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1329.767317][ T32] r4:00000000 [ 1329.767367][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.767444][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1329.767470][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.767514][ T32] r5:00001000 r4:e0315000 [ 1329.767556][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.767613][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.767693][ T32] r5:84b4cf8c r4:84b4cc00 [ 1329.767716][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.767765][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1329.767810][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.767933][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.767964][ T32] r4:84bc7780 [ 1329.767985][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.768033][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1329.768056][ T32] r4:00000001 [ 1329.768115][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.768156][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1329.768183][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.768239][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.768402][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.768458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.768485][ T32] r4:84bcf280 [ 1329.768531][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.768565][ T32] INFO: task kworker/0:279:4097 blocked for more than 456 seconds. [ 1329.768604][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.768631][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.768652][ T32] task:kworker/0:279 state:D stack:0 pid:4097 tgid:4097 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.768698][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.768754][ T32] Call trace: [ 1329.768795][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1329.768963][ T32] r10:8291a684 r9:ea9c5d84 r8:00000002 r7:60000113 r6:ea9c5d8c r5:84833c00 [ 1329.769013][ T32] r4:84833c00 ** 2 printk messages dropped ** [ 1329.769189][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1329.769622][ T32] r9:83018005 r8:84833c00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 ** 4 printk messages dropped ** [ 1329.769821][ T32] r5:851a9b8c r4:851a9800 [ 1329.769865][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1329.770074][ T32] r10:00000000 r9:84bc8680 r8:80287e08 r7:eaa0de60 r6:84bc8580 r5:84833c00 ** 9 printk messages dropped ** [ 1329.792247][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1329.793048][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 ** 11 printk messages dropped ** [ 1329.793789][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1329.794338][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1329.794831][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1329.795241][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1329.795730][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1329.795889][ T32] r5:851a938c r4:851a9000 ** 4 printk messages dropped ** [ 1329.796205][ T32] r4:84bc8780 ** 6 printk messages dropped ** [ 1329.796629][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1329.797337][ T32] Call trace: ** 6 printk messages dropped ** [ 1329.797626][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 ** 8 printk messages dropped ** [ 1329.798032][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 9 printk messages dropped ** [ 1329.798601][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 ** 4 printk messages dropped ** [ 1329.798811][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 2 printk messages dropped ** [ 1329.798889][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1329.798920][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.798950][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.798976][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.799029][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.799102][ T32] r4:84bcf280 [ 1329.799174][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.799222][ T32] INFO: task kworker/0:281:4100 blocked for more than 456 seconds. [ 1329.799255][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.799330][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.799381][ T32] task:kworker/0:281 state:D stack:0 pid:4100 tgid:4100 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.799458][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.799527][ T32] Call trace: [ 1329.799569][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1329.799647][ T32] r10:8291a684 r9:ea9d1d84 r8:00000002 r7:60000113 r6:ea9d1d8c r5:84898000 [ 1329.799686][ T32] r4:84898000 [ 1329.799710][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1329.799754][ T32] r5:84898000 r4:8291a680 [ 1329.799774][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.799812][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.799854][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9d1e08 [ 1329.799876][ T32] r4:00000000 [ 1329.799905][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1329.799944][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.799991][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.800110][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bca4c0 [ 1329.800137][ T32] r4:00000000 [ 1329.800169][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.800216][ T32] r9:83018005 r8:84898000 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1329.800262][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.800315][ T32] r5:00001000 r4:e86c3000 [ 1329.800355][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.800414][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.818530][ T32] r5:851a978c r4:851a9400 [ 1329.818700][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.818784][ T32] r7:dddced80 r6:83018000 r5:851a978c r4:84bc8880 [ 1329.818807][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.818859][ T32] r10:61c88647 r9:84898000 r8:84bc88ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.818888][ T32] r4:84bc8880 [ 1329.818935][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.818992][ T32] r10:00000000 r9:84bc8880 r8:80287e08 r7:ea9c5e60 r6:84bc8900 r5:84898000 [ 1329.819017][ T32] r4:00000001 [ 1329.819038][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.819100][ T32] Exception stack(0xea9d1fb0 to 0xea9d1ff8) [ 1329.819135][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.819206][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.819236][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.819266][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.819288][ T32] r4:84bca3c0 [ 1329.819710][ T32] INFO: task kworker/0:281:4100 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1329.819790][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.819880][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.819954][ T32] Call trace: [ 1329.820029][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.820097][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1329.820155][ T32] r4:00000000 [ 1329.820179][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.820221][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1329.820249][ T32] 1d20: 9a8a1000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1329.820318][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1329.820404][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1329.833890][ T32] r5:80000013 r4:80239bb0 [ 1329.833939][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.834029][ T32] r4:82ac21e4 [ 1329.834055][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1329.834125][ T32] r4:e0501dc0 ** 6 printk messages dropped ** [ 1329.834407][ T32] r5:00001000 r4:e0315000 ** 1 printk messages dropped ** [ 1329.834500][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.834550][ T32] r5:84b4cf8c r4:84b4cc00 [ 1329.834596][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.834649][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1329.834671][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.834729][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.834755][ T32] r4:84bc7780 [ 1329.834775][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.834821][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1329.834843][ T32] r4:00000001 [ 1329.834880][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.834923][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1329.834953][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.834993][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.835023][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.835052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.835076][ T32] r4:84bcf280 [ 1329.835119][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.835164][ T32] INFO: task kworker/0:282:4102 blocked for more than 456 seconds. [ 1329.835199][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1329.835636][ T32] r10:8291a684 r9:eaa25d84 r8:00000002 r7:60000113 r6:eaa25d8c r5:84898c00 ** 8 printk messages dropped ** [ 1329.835991][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1329.836481][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1329.836593][ T32] r5:851a9f8c r4:851a9c00 [ 1329.836672][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1329.836868][ T32] r4:84bc8980 ** 5 printk messages dropped ** [ 1329.837111][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1329.837849][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1329.838315][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 ** 5 printk messages dropped ** [ 1329.838534][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 ** 11 printk messages dropped ** [ 1329.839004][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1329.839493][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1329.839898][ T32] task:kworker/0:283 state:D stack:0 pid:4105 tgid:4105 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1329.851233][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa29e08 ** 10 printk messages dropped ** [ 1329.851586][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1329.851668][ T32] r5:851aa38c r4:851aa000 [ 1329.851715][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.851771][ T32] r7:dddced80 r6:83018000 r5:851aa38c r4:84bc8b00 [ 1329.851793][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.851841][ T32] r10:61c88647 r9:84899800 r8:84bc8b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.851883][ T32] r4:84bc8b00 [ 1329.851922][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.851991][ T32] r10:00000000 r9:84bc8b00 r8:80287e08 r7:eaa25e60 r6:84bc8c00 r5:84899800 [ 1329.852056][ T32] r4:00000001 [ 1329.852109][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.852168][ T32] Exception stack(0xeaa29fb0 to 0xeaa29ff8) [ 1329.852200][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.852228][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.852350][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.852399][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.852423][ T32] r4:84bca680 [ 1329.852823][ T32] INFO: task kworker/0:283:4105 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1329.852862][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.852974][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.853075][ T32] Call trace: [ 1329.853139][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.853197][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1329.853241][ T32] r4:00000000 [ 1329.853265][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.853325][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1329.853371][ T32] 1d20: 9acf2000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1329.853455][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1329.853496][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1329.853530][ T32] r5:80000013 r4:80239bb0 [ 1329.853551][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.853593][ T32] r4:82ac21e4 [ 1329.853613][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.853683][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1329.853710][ T32] r4:e0501dc0 [ 1329.853730][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.853796][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1329.853822][ T32] r4:00000000 [ 1329.853843][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.853889][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1329.853936][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.854012][ T32] r5:00001000 r4:e0315000 [ 1329.854036][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.854134][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.854179][ T32] r5:84b4cf8c r4:84b4cc00 [ 1329.854204][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.854253][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1329.854308][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.854373][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.854428][ T32] r4:84bc7780 [ 1329.854450][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.854500][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1329.854523][ T32] r4:00000001 [ 1329.854546][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.854584][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1329.854610][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.854662][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.854706][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.854738][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1329.855065][ T32] task:kworker/0:284 state:D stack:0 pid:4107 tgid:4107 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1329.855621][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1329.856129][ T32] r5:00001000 r4:ea85b000 ** 2 printk messages dropped ** [ 1329.856252][ T32] r5:851aa78c r4:851aa400 [ 1329.856275][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1329.856531][ T32] r4:84bc8a00 ** 6 printk messages dropped ** [ 1329.856841][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1329.857555][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 ** 8 printk messages dropped ** [ 1329.857975][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1329.858180][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 11 printk messages dropped ** [ 1329.858762][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1329.859023][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1329.859379][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1329.859933][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa35e08 ** 9 printk messages dropped ** [ 1329.860301][ T32] r5:00001000 r4:ea875000 ** 2 printk messages dropped ** [ 1329.891225][ T32] r5:851aaf8c r4:851aac00 ** 3 printk messages dropped ** [ 1329.891444][ T32] r10:61c88647 r9:8489b000 r8:84bc8bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1329.891737][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.891795][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.891831][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.891890][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.891917][ T32] r4:84bca880 [ 1329.892400][ T32] INFO: task kworker/0:285:4109 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1329.892444][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.892543][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.892667][ T32] Call trace: [ 1329.892723][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.892783][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1329.892807][ T32] r4:00000000 [ 1329.892826][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.892890][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1329.892923][ T32] 1d20: 9b4fe000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1329.893051][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1329.893081][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1329.893110][ T32] r5:80000013 r4:80239bb0 [ 1329.893132][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.893181][ T32] r4:82ac21e4 [ 1329.893229][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.893276][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1329.893328][ T32] r4:e0501dc0 [ 1329.893352][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.893420][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1329.893446][ T32] r4:00000000 [ 1329.893478][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.893555][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1329.893581][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.893649][ T32] r5:00001000 r4:e0315000 [ 1329.893759][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.893803][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.893845][ T32] r5:84b4cf8c r4:84b4cc00 [ 1329.893865][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.893911][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1329.893931][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.893983][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.894033][ T32] r4:84bc7780 [ 1329.894058][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.894112][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1329.894136][ T32] r4:00000001 [ 1329.894180][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.894219][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1329.894256][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.894311][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.894390][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.894422][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.894447][ T32] r4:84bcf280 [ 1329.894468][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.894521][ T32] INFO: task kworker/0:286:4111 blocked for more than 456 seconds. [ 1329.894581][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.894611][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.894634][ T32] task:kworker/0:286 state:D stack:0 pid:4111 tgid:4111 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.894708][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.894749][ T32] Call trace: [ 1329.894779][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1329.894851][ T32] r10:8291a684 r9:eaa39d84 r8:00000002 r7:60000013 r6:eaa39d8c r5:8489bc00 [ 1329.894877][ T32] r4:8489bc00 [ 1329.894898][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1329.894990][ T32] r5:8489bc00 r4:8291a680 [ 1329.895014][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.895056][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.895098][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa39e08 [ 1329.895145][ T32] r4:00000000 [ 1329.895167][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1329.895202][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.895236][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.895278][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcab80 [ 1329.895300][ T32] r4:00000000 [ 1329.895325][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.895369][ T32] r9:83018005 r8:8489bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1329.895391][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.895435][ T32] r5:00001000 r4:ea867000 [ 1329.895503][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.895572][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.895643][ T32] r5:851aab8c r4:851aa800 [ 1329.895666][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1329.895810][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1329.896278][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1329.897003][ T32] Call trace: ** 4 printk messages dropped ** [ 1329.897306][ T32] Exception stack(0xe0501d28 to 0xe0501d70) ** 7 printk messages dropped ** [ 1329.897801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 ** 9 printk messages dropped ** [ 1329.898182][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1329.898566][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) ** 5 printk messages dropped ** [ 1329.898765][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1329.899175][ T32] r4:8489c800 ** 5 printk messages dropped ** [ 1329.899469][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1329.899832][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1329.900065][ T32] r10:61c88647 r9:8489c800 r8:8501b02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.900088][ T32] r4:8501b000 [ 1329.900132][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.900181][ T32] r10:00000000 r9:8501b000 r8:80287e08 r7:eaa35e60 r6:8501b080 r5:8489c800 [ 1329.900204][ T32] r4:00000001 [ 1329.900296][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.900374][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 1329.900525][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.923721][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.923869][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.923909][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.923935][ T32] r4:84bcaf40 [ 1329.924399][ T32] INFO: task kworker/0:287:4113 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1329.924446][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.924592][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.924660][ T32] Call trace: [ 1329.924764][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.924829][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1329.924854][ T32] r4:00000000 [ 1329.924874][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.924915][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1329.924944][ T32] 1d20: 9b833000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1329.924973][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 ** 8 printk messages dropped ** [ 1329.925417][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 14 printk messages dropped ** [ 1329.926446][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 13 printk messages dropped ** [ 1329.927053][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1329.927356][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1329.927726][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcae40 ** 7 printk messages dropped ** [ 1329.928095][ T32] r5:851ab38c r4:851ab000 [ 1329.928118][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1329.928425][ T32] r4:8501b100 ** 7 printk messages dropped ** [ 1329.928772][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1329.929144][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.929217][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.929340][ T32] Call trace: [ 1329.929374][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.929426][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1329.929450][ T32] r4:00000000 [ 1329.929519][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.929570][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1329.929598][ T32] 1d20: 9b833000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1329.929626][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1329.929724][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1329.929757][ T32] r5:80000013 r4:80239bb0 [ 1329.929779][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.929821][ T32] r4:82ac21e4 [ 1329.929841][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.929883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1329.929906][ T32] r4:e0501dc0 [ 1329.929924][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.929991][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1329.930017][ T32] r4:00000000 [ 1329.930037][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.930082][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1329.930128][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1329.953268][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 15 printk messages dropped ** [ 1329.954329][ T32] task:kworker/0:289 state:D stack:0 pid:4118 tgid:4118 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1329.955683][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85035500 ** 7 printk messages dropped ** [ 1329.956047][ T32] r5:851b438c r4:851b4000 [ 1329.956117][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1329.956293][ T32] r4:8501b180 ** 5 printk messages dropped ** [ 1329.956569][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1329.957333][ T32] Call trace: ** 1 printk messages dropped ** [ 1329.957486][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1329.957541][ T32] r4:00000000 [ 1329.957564][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.957606][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1329.957645][ T32] 1d20: 9bc26000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1329.957676][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1329.957700][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1329.957724][ T32] r5:80000013 r4:80239bb0 [ 1329.957770][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.957815][ T32] r4:82ac21e4 [ 1329.957835][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.957888][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1329.957940][ T32] r4:e0501dc0 [ 1329.957986][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.958032][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1329.958055][ T32] r4:00000000 [ 1329.958074][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.958120][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1329.958165][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.958212][ T32] r5:00001000 r4:e0315000 [ 1329.958233][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.958298][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.958346][ T32] r5:84b4cf8c r4:84b4cc00 [ 1329.958367][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.958412][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1329.958433][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.958478][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.958524][ T32] r4:84bc7780 [ 1329.958572][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.958645][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1329.958685][ T32] r4:00000001 [ 1329.958707][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.958744][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1329.958772][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.958830][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.958862][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.958892][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.958927][ T32] r4:84bcf280 [ 1329.958950][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.958976][ T32] INFO: task kworker/0:290:4119 blocked for more than 456 seconds. [ 1329.959005][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1329.959124][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1329.959285][ T32] r4:8489ec00 [ 1329.959315][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1329.959359][ T32] r5:8489ec00 r4:8291a680 [ 1329.959379][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.959442][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.959489][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa2de08 [ 1329.959557][ T32] r4:00000000 [ 1329.959604][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1329.959643][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.959678][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.959791][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850351c0 [ 1329.959867][ T32] r4:00000000 [ 1329.959911][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.959999][ T32] r9:83018005 r8:8489ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 ** 4 printk messages dropped ** [ 1329.960250][ T32] r5:851abb8c r4:851ab800 ** 1 printk messages dropped ** [ 1329.960366][ T32] r7:dddced80 r6:83018000 r5:851abb8c r4:8501b200 ** 10 printk messages dropped ** [ 1329.972713][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1329.974176][ T32] Call trace: ** 4 printk messages dropped ** [ 1329.974678][ T32] Exception stack(0xe0501d28 to 0xe0501d70) ** 10 printk messages dropped ** [ 1329.975696][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 15 printk messages dropped ** [ 1329.976912][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1329.977401][ T32] r4:84bcf280 ** 5 printk messages dropped ** [ 1329.977858][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1329.978520][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1329.979187][ T32] r9:83018005 r8:85150000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 ** 5 printk messages dropped ** [ 1329.979579][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1329.979976][ T32] r10:00000000 r9:8501b400 r8:80287e08 r7:eaa49e60 r6:8501b500 r5:85150000 ** 9 printk messages dropped ** [ 1330.008417][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1330.009004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1330.009035][ T32] r4:e0501dc0 [ 1330.009055][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.009131][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1330.009155][ T32] r4:00000000 [ 1330.009196][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.009262][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1330.009318][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.009373][ T32] r5:00001000 r4:e0315000 [ 1330.009402][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.009480][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.009563][ T32] r5:84b4cf8c r4:84b4cc00 [ 1330.009608][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.009686][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1330.009708][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.009767][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.009815][ T32] r4:84bc7780 [ 1330.009852][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.009940][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1330.010013][ T32] r4:00000001 [ 1330.010058][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.010127][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1330.010185][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.010260][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.010333][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.010426][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.024738][ T32] r4:84bcf280 [ 1330.024923][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.024998][ T32] INFO: task kworker/0:292:4124 blocked for more than 456 seconds. [ 1330.025056][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.025109][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.025180][ T32] task:kworker/0:292 state:D stack:0 pid:4124 tgid:4124 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.025292][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.025416][ T32] Call trace: [ 1330.025512][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1330.025618][ T32] r10:8291a684 r9:eaa55d84 r8:00000002 r7:60000113 r6:eaa55d8c r5:85150c00 [ 1330.025666][ T32] r4:85150c00 [ 1330.025709][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1330.025792][ T32] r5:85150c00 r4:8291a680 [ 1330.025863][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.025950][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.026042][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa55e08 [ 1330.026085][ T32] r4:00000000 [ 1330.026130][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1330.026191][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.026268][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.026355][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85035680 ** 7 printk messages dropped ** [ 1330.026959][ T32] r5:851b478c r4:851b4400 [ 1330.027034][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1330.027308][ T32] r10:61c88647 r9:85150c00 r8:8501b5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.027426][ T32] r4:8501b580 [ 1330.027475][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.027583][ T32] r10:00000000 r9:8501b580 r8:80287e08 r7:eaa49e60 r6:8501b680 r5:85150c00 [ 1330.027660][ T32] r4:00000001 [ 1330.027801][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.027880][ T32] Exception stack(0xeaa55fb0 to 0xeaa55ff8) [ 1330.027987][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.028097][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.028232][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.028338][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.028390][ T32] r4:85035440 [ 1330.029029][ T32] INFO: task kworker/0:292:4124 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1330.029102][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.029211][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.029297][ T32] Call trace: [ 1330.029374][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.029498][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1330.029557][ T32] r4:00000000 [ 1330.029625][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.029706][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1330.029852][ T32] 1d20: 9c5d6000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1330.029911][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1330.029976][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1330.030094][ T32] r5:80000013 r4:80239bb0 [ 1330.030147][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.030240][ T32] r4:82ac21e4 [ 1330.030339][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.051080][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1330.051229][ T32] r4:e0501dc0 [ 1330.051311][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.051433][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1330.051483][ T32] r4:00000000 [ 1330.051523][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.051619][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1330.051660][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.051749][ T32] r5:00001000 r4:e0315000 [ 1330.051796][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.051877][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.051959][ T32] r5:84b4cf8c r4:84b4cc00 [ 1330.052086][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.052180][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1330.052222][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.052348][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.052396][ T32] r4:84bc7780 [ 1330.052435][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.052526][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1330.052579][ T32] r4:00000001 [ 1330.052661][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1330.052858][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1330.053292][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1330.053522][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1330.053822][ T32] r4:85151800 ** 2 printk messages dropped ** [ 1330.054019][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.054110][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.054197][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa51e08 [ 1330.054246][ T32] r4:00000000 [ 1330.054288][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1330.054369][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.054462][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.054553][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85035840 [ 1330.054621][ T32] r4:00000000 [ 1330.054669][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.054755][ T32] r9:83018005 r8:85151800 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1330.054797][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.054881][ T32] r5:00001000 r4:ea8e7000 [ 1330.054933][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.055018][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.055105][ T32] r5:851b4b8c r4:851b4800 [ 1330.055155][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.055244][ T32] r7:dddced80 r6:83018000 r5:851b4b8c r4:8501b480 [ 1330.055284][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.055379][ T32] r10:61c88647 r9:85151800 r8:8501b4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.055428][ T32] r4:8501b480 [ 1330.055484][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.055576][ T32] r10:00000000 r9:8501b480 r8:80287e08 r7:eaa55e60 r6:8501b600 r5:85151800 [ 1330.055623][ T32] r4:00000001 [ 1330.055658][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.055729][ T32] Exception stack(0xeaa51fb0 to 0xeaa51ff8) [ 1330.055788][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.055841][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.055911][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.055994][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.056046][ T32] r4:85035640 [ 1330.056705][ T32] INFO: task kworker/0:293:4125 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1330.056774][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.056938][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.057031][ T32] Call trace: [ 1330.057096][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.057221][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1330.057275][ T32] r4:00000000 [ 1330.057325][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.057408][ T32] Exception stack(0xe0501d28 to 0xe0501d70) ** 2 printk messages dropped ** [ 1330.057578][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff ** 7 printk messages dropped ** [ 1330.058118][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 7 printk messages dropped ** [ 1330.058764][ T32] r5:84b4cf8c r4:84b4cc00 ** 2 printk messages dropped ** [ 1330.058978][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1330.059292][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 5 printk messages dropped ** [ 1330.059659][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1330.060212][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.073455][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1330.073942][ T32] r4:00000000 [ 1330.073981][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.074072][ T32] r9:83018005 r8:85152400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [ 1330.074138][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.074258][ T32] r5:00001000 r4:eaa69000 [ 1330.074321][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.074404][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.074500][ T32] r5:851b578c r4:851b5400 [ 1330.074542][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.074641][ T32] r7:dddced80 r6:83018000 r5:851b578c r4:8501b700 [ 1330.074682][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.074774][ T32] r10:61c88647 r9:85152400 r8:8501b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.074821][ T32] r4:8501b700 [ 1330.074898][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.074999][ T32] r10:00000000 r9:8501b700 r8:80287e08 r7:eaa51e60 r6:8501b800 r5:85152400 [ 1330.075073][ T32] r4:00000001 [ 1330.075162][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.075250][ T32] Exception stack(0xeaa59fb0 to 0xeaa59ff8) [ 1330.075332][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.075446][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.075511][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.075569][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.075645][ T32] r4:85035800 [ 1330.076280][ T32] INFO: task kworker/0:294:4128 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1330.076374][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.076545][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.076647][ T32] Call trace: [ 1330.076755][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.076897][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1330.076950][ T32] r4:00000000 [ 1330.076984][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.077114][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1330.077180][ T32] 1d20: 9cbd7000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1330.077240][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1330.077287][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1330.077343][ T32] r5:80000013 r4:80239bb0 [ 1330.077401][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.077508][ T32] r4:82ac21e4 [ 1330.077560][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.077692][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1330.077761][ T32] r4:e0501dc0 [ 1330.077802][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.077899][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1330.077951][ T32] r4:00000000 [ 1330.077988][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.078077][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1330.078131][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.078221][ T32] r5:00001000 r4:e0315000 [ 1330.078263][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.078347][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.078455][ T32] r5:84b4cf8c r4:84b4cc00 [ 1330.078504][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.078595][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1330.078656][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1330.078933][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 3 printk messages dropped ** [ 1330.079163][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1330.079439][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1330.079753][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1330.080069][ T32] r4:85153000 ** 4 printk messages dropped ** [ 1330.111301][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa5de08 ** 5 printk messages dropped ** [ 1330.111835][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1330.112440][ T32] r5:851b4f8c r4:851b4c00 [ 1330.112490][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1330.112914][ T32] r10:00000000 r9:8501b880 r8:80287e08 r7:eaa59e60 r6:8501b780 r5:85153000 ** 4 printk messages dropped ** [ 1330.113287][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.113348][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.113407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.113455][ T32] r4:850358c0 [ 1330.114102][ T32] INFO: task kworker/0:295:4129 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1330.114175][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.114311][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.114431][ T32] Call trace: [ 1330.114504][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.114606][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1330.114658][ T32] r4:00000000 [ 1330.114693][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.114796][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1330.114877][ T32] 1d20: 9d421000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1330.114978][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1330.115034][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1330.115082][ T32] r5:80000013 r4:80239bb0 [ 1330.115125][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.115209][ T32] r4:82ac21e4 [ 1330.115254][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.115339][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1330.115411][ T32] r4:e0501dc0 [ 1330.115465][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.115549][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1330.115594][ T32] r4:00000000 [ 1330.115633][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.115728][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1330.115781][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.115887][ T32] r5:00001000 r4:e0315000 [ 1330.115934][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.116010][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.116104][ T32] r5:84b4cf8c r4:84b4cc00 [ 1330.116151][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.116248][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1330.116289][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.116416][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.116465][ T32] r4:84bc7780 [ 1330.116499][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.116589][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1330.116657][ T32] r4:00000001 [ 1330.116698][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.116793][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1330.116876][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.116937][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.116989][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.117048][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.117088][ T32] r4:84bcf280 [ 1330.117135][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.117185][ T32] INFO: task kworker/0:296:4131 blocked for more than 456 seconds. [ 1330.117251][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.117330][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.117382][ T32] task:kworker/0:296 state:D stack:0 pid:4131 tgid:4131 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.117469][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.117582][ T32] Call trace: [ 1330.117692][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1330.117792][ T32] r10:8291a684 r9:eaa61d84 r8:00000002 r7:60000113 r6:eaa61d8c r5:85153c00 [ 1330.117836][ T32] r4:85153c00 [ 1330.117882][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1330.117962][ T32] r5:85153c00 r4:8291a680 [ 1330.118034][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.118148][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.118225][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa61e08 [ 1330.118254][ T32] r4:00000000 [ 1330.118296][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1330.118366][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.118433][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.118514][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85035b40 [ 1330.118557][ T32] r4:00000000 [ 1330.118600][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.118685][ T32] r9:83018005 r8:85153c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1330.118725][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.118809][ T32] r5:00001000 r4:eaa63000 [ 1330.118873][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.118958][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.119073][ T32] r5:851b538c r4:851b5000 [ 1330.119135][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.119254][ T32] r7:dddced80 r6:83018000 r5:851b538c r4:8501b900 [ 1330.119295][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1330.119454][ T32] r4:8501b900 ** 2 printk messages dropped ** [ 1330.119652][ T32] r4:00000001 [ 1330.119696][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.119771][ T32] Exception stack(0xeaa61fb0 to 0xeaa61ff8) [ 1330.119829][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.119887][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.119938][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.120022][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.120082][ T32] r4:85035b00 [ 1330.141410][ T32] INFO: task kworker/0:296:4131 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1330.141606][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.141787][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.141908][ T32] Call trace: [ 1330.141988][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.142129][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1330.142189][ T32] r4:00000000 [ 1330.142246][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.142334][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1330.142389][ T32] 1d20: 9d5ee000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1330.142516][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1330.142574][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1330.142628][ T32] r5:80000013 r4:80239bb0 [ 1330.142667][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.142786][ T32] r4:82ac21e4 [ 1330.142832][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.142961][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1330.143024][ T32] r4:e0501dc0 [ 1330.143061][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.143167][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1330.143248][ T32] r4:00000000 [ 1330.143329][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.143453][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1330.143513][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.143598][ T32] r5:00001000 r4:e0315000 [ 1330.143637][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.143740][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.143829][ T32] r5:84b4cf8c r4:84b4cc00 [ 1330.143873][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.143976][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1330.144022][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.144117][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.144181][ T32] r4:84bc7780 [ 1330.144243][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.144382][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1330.144457][ T32] r4:00000001 [ 1330.144516][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.144616][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1330.144726][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.144790][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.144842][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.144903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.144976][ T32] r4:84bcf280 [ 1330.145019][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.145076][ T32] INFO: task kworker/0:297:4132 blocked for more than 456 seconds. [ 1330.145136][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.145208][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.145265][ T32] task:kworker/0:297 state:D stack:0 pid:4132 tgid:4132 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.145358][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.145467][ T32] Call trace: [ 1330.145526][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1330.145624][ T32] r10:8291a684 r9:eaa75d84 r8:00000002 r7:60000013 r6:eaa75d8c r5:85154800 [ 1330.145676][ T32] r4:85154800 ** 2 printk messages dropped ** [ 1330.145888][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1330.146719][ T32] r9:83018005 r8:85154800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 ** 4 printk messages dropped ** [ 1330.147051][ T32] r5:851b5b8c r4:851b5800 [ 1330.147091][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.147180][ T32] r7:dddced80 r6:83018000 r5:851b5b8c r4:8501b980 [ 1330.147248][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.147349][ T32] r10:61c88647 r9:85154800 r8:8501b9ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1330.147563][ T32] r10:00000000 r9:8501b980 r8:80287e08 r7:eaa59e60 r6:8501bb80 r5:85154800 ** 4 printk messages dropped ** [ 1330.147846][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1330.148014][ T32] r4:85035b00 ** 1 printk messages dropped ** [ 1330.148677][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1330.149342][ T32] Exception stack(0xe0501d28 to 0xe0501d70) ** 2 printk messages dropped ** [ 1330.149593][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1330.149650][ T32] r5:80000013 r4:80239bb0 [ 1330.149692][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.149773][ T32] r4:82ac21e4 [ 1330.149818][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.149897][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1330.149948][ T32] r4:e0501dc0 [ 1330.149982][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.150112][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1330.150197][ T32] r4:00000000 [ 1330.150250][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.150345][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1330.150452][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.172832][ T32] r5:00001000 r4:e0315000 [ 1330.172902][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.172992][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.173041][ T32] r5:84b4cf8c r4:84b4cc00 [ 1330.173063][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.173113][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1330.173133][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.173181][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.173204][ T32] r4:84bc7780 [ 1330.173234][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.173313][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1330.173341][ T32] r4:00000001 [ 1330.173362][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.173424][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1330.173459][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.173488][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.173513][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.173546][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.173569][ T32] r4:84bcf280 [ 1330.173617][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.173650][ T32] INFO: task kworker/0:298:4134 blocked for more than 456 seconds. [ 1330.173683][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.173708][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1330.174101][ T32] r4:85155400 ** 4 printk messages dropped ** [ 1330.174274][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa6de08 ** 8 printk messages dropped ** [ 1330.174698][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1330.174867][ T32] r5:851b5f8c r4:851b5c00 [ 1330.174888][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1330.175159][ T32] r10:00000000 r9:8501ba00 r8:80287e08 r7:eaa75e60 r6:8501bc80 r5:85155400 ** 7 printk messages dropped ** [ 1330.175498][ T32] r4:85035cc0 ** 3 printk messages dropped ** [ 1330.176066][ T32] Call trace: ** 7 printk messages dropped ** [ 1330.176390][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff ** 12 printk messages dropped ** [ 1330.176888][ T32] r5:00001000 r4:e0315000 ** 10 printk messages dropped ** [ 1330.177354][ T32] r4:00000001 ** 7 printk messages dropped ** [ 1330.177659][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1330.177833][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.178078][ T32] r5:85156000 r4:8291a680 [ 1330.178110][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.178176][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.178222][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa79e08 [ 1330.178265][ T32] r4:00000000 [ 1330.178335][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1330.178398][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.178467][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.178525][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85035ec0 [ 1330.178549][ T32] r4:00000000 [ 1330.178569][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.178625][ T32] r9:83018005 r8:85156000 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1330.178670][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.178717][ T32] r5:00001000 r4:eaa8f000 [ 1330.178737][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.178784][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.178829][ T32] r5:851b638c r4:851b6000 [ 1330.178849][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.178894][ T32] r7:dddced80 r6:83018000 r5:851b638c r4:8501bb00 [ 1330.178916][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.178987][ T32] r10:61c88647 r9:85156000 r8:8501bb2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.179012][ T32] r4:8501bb00 [ 1330.179031][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.179086][ T32] r10:00000000 r9:8501bb00 r8:80287e08 r7:eaa6de60 r6:8501bd00 r5:85156000 [ 1330.179112][ T32] r4:00000001 [ 1330.179132][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.179167][ T32] Exception stack(0xeaa79fb0 to 0xeaa79ff8) [ 1330.179216][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.179280][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.179314][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.179343][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1330.180095][ T32] Exception stack(0xe0501d28 to 0xe0501d70) ** 11 printk messages dropped ** [ 1330.203016][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1330.203642][ T32] r4:84bc7780 ** 4 printk messages dropped ** [ 1330.203819][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) ** 9 printk messages dropped ** [ 1330.204174][ T32] task:kworker/0:300 state:D stack:0 pid:4139 tgid:4139 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1330.204810][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1330.204968][ T32] r4:00000000 [ 1330.204991][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.205035][ T32] r9:83018005 r8:85156c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [ 1330.205087][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.205132][ T32] r5:00001000 r4:eaac7000 [ 1330.205152][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.205213][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.205292][ T32] r5:851b738c r4:851b7000 [ 1330.205326][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.205374][ T32] r7:dddced80 r6:83018000 r5:851b738c r4:8501bd80 [ 1330.205396][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.205442][ T32] r10:61c88647 r9:85156c00 r8:8501bdac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.205470][ T32] r4:8501bd80 [ 1330.205490][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.205535][ T32] r10:00000000 r9:8501bd80 r8:80287e08 r7:eaa79e60 r6:8501be80 r5:85156c00 [ 1330.205578][ T32] r4:00000001 [ 1330.205612][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1330.206278][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 23 printk messages dropped ** [ 1330.207170][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1330.207538][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 8 printk messages dropped ** [ 1330.207818][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1330.208179][ T32] r4:85168c00 ** 4 printk messages dropped ** [ 1330.208423][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaa1e08 ** 7 printk messages dropped ** [ 1330.208721][ T32] r9:83018005 r8:85168c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 ** 9 printk messages dropped ** [ 1330.209134][ T32] r4:8501bc00 ** 11 printk messages dropped ** [ 1330.209772][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 30 printk messages dropped ** [ 1330.237464][ T32] r4:84bc7780 ** 9 printk messages dropped ** [ 1330.238125][ T32] r4:84bcf280 ** 13 printk messages dropped ** [ 1330.239269][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 17 printk messages dropped ** [ 1330.251559][ T32] r10:61c88647 r9:8516a400 r8:84bc8cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.251611][ T32] r4:84bc8c80 [ 1330.251683][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.251787][ T32] r10:00000000 r9:84bc8c80 r8:80287e08 r7:eaa8de60 r6:84bbde80 r5:8516a400 [ 1330.251837][ T32] r4:00000001 [ 1330.251879][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.251980][ T32] Exception stack(0xeaab5fb0 to 0xeaab5ff8) [ 1330.252062][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.252126][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.252185][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.252260][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.252323][ T32] r4:850c3200 [ 1330.253026][ T32] INFO: task kworker/0:302:4143 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1330.253137][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.253277][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.253415][ T32] Call trace: [ 1330.253518][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.253657][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1330.253717][ T32] r4:00000000 [ 1330.253761][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.253840][ T32] Exception stack(0xe0501d28 to 0xe0501d70) ** 3 printk messages dropped ** [ 1330.254090][ T32] r5:80000013 r4:80239bb0 ** 6 printk messages dropped ** [ 1330.254595][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 9 printk messages dropped ** [ 1330.255318][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 ** 5 printk messages dropped ** [ 1330.255768][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1330.256183][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1330.256676][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1330.257022][ T32] r4:85169800 ** 4 printk messages dropped ** [ 1330.257447][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaac1e08 ** 10 printk messages dropped ** [ 1330.258172][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1330.258346][ T32] r5:851b6f8c r4:851b6c00 [ 1330.258406][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.258514][ T32] r7:dddced80 r6:83018000 r5:851b6f8c r4:8501bf00 [ 1330.258563][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.258674][ T32] r10:61c88647 r9:85169800 r8:8501bf2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.258743][ T32] r4:8501bf00 [ 1330.258801][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.258895][ T32] r10:00000000 r9:8501bf00 r8:80287e08 r7:eaa8de60 r6:84bbdf00 r5:85169800 [ 1330.258942][ T32] r4:00000001 [ 1330.258998][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.259077][ T32] Exception stack(0xeaac1fb0 to 0xeaac1ff8) [ 1330.259132][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.259191][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.260444][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 ** 21 printk messages dropped ** [ 1330.286738][ T32] r5:84b4cf8c r4:84b4cc00 ** 13 printk messages dropped ** [ 1330.287821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 26 printk messages dropped ** [ 1330.290045][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 15 printk messages dropped ** [ 1330.312207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1330.313345][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1330.313577][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff ** 5 printk messages dropped ** [ 1330.313896][ T32] r4:e0501dc0 ** 7 printk messages dropped ** [ 1330.314183][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1330.314679][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1330.314770][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.314807][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.314836][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.314890][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.314940][ T32] r4:84bcf280 [ 1330.314970][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.315013][ T32] INFO: task kworker/0:305:4148 blocked for more than 456 seconds. [ 1330.315049][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.315074][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.315107][ T32] task:kworker/0:305 state:D stack:0 pid:4148 tgid:4148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.315158][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.315252][ T32] Call trace: [ 1330.315286][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1330.315337][ T32] r10:8291a684 r9:eaad9d84 r8:00000002 r7:60000113 r6:eaad9d8c r5:85168000 [ 1330.315362][ T32] r4:85168000 [ 1330.315383][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1330.315427][ T32] r5:85168000 r4:8291a680 [ 1330.315447][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.315485][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.315528][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaad9e08 [ 1330.315556][ T32] r4:00000000 [ 1330.315581][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1330.315619][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.315654][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.315694][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c3540 [ 1330.315718][ T32] r4:00000000 [ 1330.315797][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.315847][ T32] r9:83018005 r8:85168000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [ 1330.315869][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.315913][ T32] r5:00001000 r4:eaacd000 [ 1330.315934][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1330.316064][ T32] r5:851b778c r4:851b7400 ** 2 printk messages dropped ** [ 1330.316189][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1330.316965][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 25 printk messages dropped ** [ 1330.318079][ T32] r5:84b4cf8c r4:84b4cc00 ** 12 printk messages dropped ** [ 1330.318674][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1330.319444][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1330.319759][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1330.319936][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1330.320042][ T32] r7:dddced80 r6:83018000 r5:851b7b8c r4:850d3180 ** 5 printk messages dropped ** [ 1330.320247][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1330.345144][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.345206][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.345245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.345272][ T32] r4:850c3800 [ 1330.345683][ T32] INFO: task kworker/0:306:4150 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1330.345726][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.345917][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.345984][ T32] Call trace: [ 1330.346017][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.346075][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1330.346100][ T32] r4:00000000 [ 1330.346120][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.346161][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1330.346189][ T32] 1d20: 9eaae000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1330.346244][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1330.346273][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1330.346325][ T32] r5:80000013 r4:80239bb0 [ 1330.346348][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.346394][ T32] r4:82ac21e4 [ 1330.346415][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.346480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1330.346508][ T32] r4:e0501dc0 [ 1330.346547][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.346595][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1330.346618][ T32] r4:00000000 [ 1330.346649][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.346722][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1330.346747][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.346803][ T32] r5:00001000 r4:e0315000 [ 1330.346854][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.346898][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.346965][ T32] r5:84b4cf8c r4:84b4cc00 [ 1330.346989][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.347064][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1330.347091][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.347154][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.347182][ T32] r4:84bc7780 [ 1330.347228][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.347279][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1330.347302][ T32] r4:00000001 [ 1330.347344][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.347383][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1330.347410][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.347438][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.347479][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.347511][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.347548][ T32] r4:84bcf280 [ 1330.347574][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1330.347996][ T32] r4:8516c800 ** 9 printk messages dropped ** [ 1330.348390][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c3840 ** 9 printk messages dropped ** [ 1330.348874][ T32] r7:dddced80 r6:83018000 r5:851b7f8c r4:850d3200 ** 12 printk messages dropped ** [ 1330.349537][ T32] r4:850c3940 ** 12 printk messages dropped ** [ 1330.363839][ T32] r5:80000013 r4:80239bb0 ** 7 printk messages dropped ** [ 1330.364224][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1330.364464][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1330.364746][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.364818][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1330.364844][ T32] r4:00000001 [ 1330.364865][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.364904][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1330.364932][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.364965][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.364993][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.365023][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.365045][ T32] r4:84bcf280 [ 1330.365068][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.365097][ T32] INFO: task kworker/0:308:4154 blocked for more than 456 seconds. [ 1330.365154][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.365206][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.365232][ T32] task:kworker/0:308 state:D stack:0 pid:4154 tgid:4154 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.365313][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.365500][ T32] Call trace: [ 1330.365533][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1330.365602][ T32] r10:8291a684 r9:eab05d84 r8:00000002 r7:60000113 r6:eab05d8c r5:8516bc00 [ 1330.365641][ T32] r4:8516bc00 [ 1330.365689][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1330.365787][ T32] r5:8516bc00 r4:8291a680 [ 1330.365810][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1330.365969][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1330.366338][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.366379][ T32] r5:851bc38c r4:851bc000 [ 1330.366431][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.366481][ T32] r7:dddced80 r6:83018000 r5:851bc38c r4:850d3280 [ 1330.366502][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.366559][ T32] r10:61c88647 r9:8516bc00 r8:850d32ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.366587][ T32] r4:850d3280 [ 1330.366607][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.366657][ T32] r10:00000000 r9:850d3280 r8:80287e08 r7:eaac5e60 r6:850df080 r5:8516bc00 [ 1330.366680][ T32] r4:00000001 [ 1330.366699][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.366733][ T32] Exception stack(0xeab05fb0 to 0xeab05ff8) [ 1330.366786][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.366834][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.366864][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.366894][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.366933][ T32] r4:850c3780 [ 1330.367339][ T32] INFO: task kworker/0:308:4154 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1330.367406][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.367472][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.367518][ T32] Call trace: [ 1330.367554][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.367608][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1330.367637][ T32] r4:00000000 [ 1330.367657][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 13 printk messages dropped ** [ 1330.368443][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 16 printk messages dropped ** [ 1330.369240][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 21 printk messages dropped ** [ 1330.370040][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1330.393662][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1330.394088][ T32] r10:00000000 r9:850d3300 r8:80287e08 r7:eaac5e60 r6:850df100 r5:85220000 ** 9 printk messages dropped ** [ 1330.394975][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1330.395602][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1330.395860][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1330.396122][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1330.396532][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1330.396689][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1330.396979][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1330.397131][ T32] r10:8291a684 r9:eab21d84 r8:00000002 r7:60000013 r6:eab21d8c r5:85221800 [ 1330.397159][ T32] r4:85221800 [ 1330.397196][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1330.397243][ T32] r5:85221800 r4:8291a680 [ 1330.397310][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.397353][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.397397][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab21e08 [ 1330.397420][ T32] r4:00000000 [ 1330.397439][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1330.397474][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.397592][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.397707][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c3bc0 [ 1330.397758][ T32] r4:00000000 [ 1330.397781][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.397827][ T32] r9:83018005 r8:85221800 r7:00000000 r6:83018000 r5:00001000 r4:7f0bf000 [ 1330.397849][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.397917][ T32] r5:00001000 r4:eab17000 [ 1330.397941][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.397981][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.398091][ T32] r5:851bcb8c r4:851bc800 [ 1330.398114][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.398161][ T32] r7:dddced80 r6:83018000 r5:851bcb8c r4:850d3080 [ 1330.398182][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.398230][ T32] r10:61c88647 r9:85221800 r8:850d30ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.398328][ T32] r4:850d3080 [ 1330.398376][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.398449][ T32] r10:00000000 r9:850d3080 r8:80287e08 r7:eaac5e60 r6:850df180 r5:85221800 [ 1330.398476][ T32] r4:00000001 [ 1330.398572][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.398637][ T32] Exception stack(0xeab21fb0 to 0xeab21ff8) [ 1330.398667][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.398695][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.398722][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.398750][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.398773][ T32] r4:850c3b00 [ 1330.399034][ T32] INFO: task kworker/0:310:4158 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1330.399068][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.399123][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.399165][ T32] Call trace: [ 1330.399194][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.399244][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1330.399267][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1330.399430][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff ** 14 printk messages dropped ** [ 1330.400236][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 18 printk messages dropped ** [ 1330.416282][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 15 printk messages dropped ** [ 1330.417131][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1330.417714][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.417763][ T32] r5:851bd38c r4:851bd000 [ 1330.417785][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.417831][ T32] r7:dddced80 r6:83018000 r5:851bd38c r4:850d3380 [ 1330.417996][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.418047][ T32] r10:61c88647 r9:85222400 r8:850d33ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.418070][ T32] r4:850d3380 [ 1330.418089][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.418232][ T32] r10:00000000 r9:850d3380 r8:80287e08 r7:eaac5e60 r6:850df200 r5:85222400 [ 1330.418260][ T32] r4:00000001 [ 1330.418279][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.418332][ T32] Exception stack(0xeab15fb0 to 0xeab15ff8) [ 1330.418385][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.418418][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.418445][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.418474][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.418582][ T32] r4:850c3dc0 [ 1330.418981][ T32] INFO: task kworker/0:311:4161 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1330.419081][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.419217][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.419261][ T32] Call trace: [ 1330.419310][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.419364][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 ** 3 printk messages dropped ** [ 1330.419551][ T32] 1d20: 9f3e3000 e02e7000 00000001 80239b98 7f539000 00000001 ** 16 printk messages dropped ** [ 1330.420245][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.420313][ T32] r5:84b4cf8c r4:84b4cc00 [ 1330.420378][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.420431][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1330.432982][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.433155][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.433183][ T32] r4:84bc7780 [ 1330.433230][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.433343][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1330.433372][ T32] r4:00000001 [ 1330.433392][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.433431][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1330.433462][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.433546][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.433577][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.433607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1330.433981][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.434429][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1330.434638][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c3f00 ** 6 printk messages dropped ** [ 1330.434935][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1330.435078][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.435153][ T32] r10:61c88647 r9:85223000 r8:850d342c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.435177][ T32] r4:850d3400 [ 1330.435196][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.435267][ T32] r10:00000000 r9:850d3400 r8:80287e08 r7:eab15e60 r6:850df300 r5:85223000 [ 1330.435300][ T32] r4:00000001 [ 1330.435348][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.435460][ T32] Exception stack(0xeab31fb0 to 0xeab31ff8) [ 1330.435525][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.435562][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.435589][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.435648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.435677][ T32] r4:850c3d00 [ 1330.436168][ T32] INFO: task kworker/0:312:4163 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1330.436225][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.436354][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.436441][ T32] Call trace: [ 1330.436529][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.436618][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1330.436647][ T32] r4:00000000 [ 1330.436669][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.436722][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1330.436754][ T32] 1d20: 9f6b4000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1330.436783][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 ** 6 printk messages dropped ** [ 1330.437067][ T32] r4:e0501dc0 ** 13 printk messages dropped ** [ 1330.437895][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1330.438323][ T32] r4:84bcf280 ** 5 printk messages dropped ** [ 1330.438592][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.439055][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1330.439631][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.439673][ T32] r5:851bd78c r4:851bd400 ** 2 printk messages dropped ** [ 1330.439814][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1330.440191][ T32] Exception stack(0xeab41fb0 to 0xeab41ff8) ** 6 printk messages dropped ** [ 1330.473357][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1330.474215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 ** 9 printk messages dropped ** [ 1330.474625][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1330.475178][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.475240][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.475270][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.475299][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.475323][ T32] r4:84bcf280 [ 1330.475442][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.475504][ T32] INFO: task kworker/0:314:4168 blocked for more than 456 seconds. [ 1330.475546][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.475598][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.475625][ T32] task:kworker/0:314 state:D stack:0 pid:4168 tgid:4168 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.475674][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.475716][ T32] Call trace: [ 1330.475751][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1330.475807][ T32] r10:8291a684 r9:eab51d84 r8:00000002 r7:60000013 r6:eab51d8c r5:85224800 [ 1330.475860][ T32] r4:85224800 [ 1330.475940][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1330.476008][ T32] r5:85224800 r4:8291a680 [ 1330.476034][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.476079][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.476126][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab51e08 [ 1330.476150][ T32] r4:00000000 [ 1330.476203][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1330.476248][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.476288][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.476364][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850dbd40 ** 4 printk messages dropped ** [ 1330.476577][ T32] r5:00001000 r4:dfb0f000 ** 1 printk messages dropped ** [ 1330.476681][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1330.476845][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1330.477150][ T32] Exception stack(0xeab51fb0 to 0xeab51ff8) ** 6 printk messages dropped ** [ 1330.477707][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1330.478532][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 23 printk messages dropped ** [ 1330.479500][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) ** 14 printk messages dropped ** [ 1330.480282][ T32] r4:85225400 ** 9 printk messages dropped ** [ 1330.493221][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850db3c0 ** 12 printk messages dropped ** [ 1330.493875][ T32] r4:850d3600 ** 6 printk messages dropped ** [ 1330.494170][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1330.494953][ T32] Call trace: ** 4 printk messages dropped ** [ 1330.495163][ T32] Exception stack(0xe0501d28 to 0xe0501d70) ** 4 printk messages dropped ** [ 1330.495537][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1330.496061][ T32] r5:00001000 r4:e0315000 ** 6 printk messages dropped ** [ 1330.496519][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1330.497006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1330.497377][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.497472][ T32] Call trace: [ 1330.497534][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1330.497594][ T32] r10:8291a684 r9:eab55d84 r8:00000002 r7:60000113 r6:eab55d8c r5:85226000 [ 1330.497619][ T32] r4:85226000 [ 1330.497643][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1330.497700][ T32] r5:85226000 r4:8291a680 [ 1330.497724][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.497765][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.497808][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab55e08 [ 1330.497840][ T32] r4:00000000 [ 1330.497864][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1330.497900][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.497936][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.498005][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e46c0 [ 1330.498033][ T32] r4:00000000 [ 1330.498147][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.498195][ T32] r9:83018205 r8:85226000 r7:00000000 r6:83018200 r5:00001000 r4:7f0d1000 [ 1330.498218][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.498259][ T32] r5:00001000 r4:eab61000 [ 1330.498308][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.498357][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.498399][ T32] r5:8512e38c r4:8512e000 [ 1330.498459][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.498509][ T32] r7:ddde2d80 r6:83018200 r5:8512e38c r4:850df500 [ 1330.498531][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.498583][ T32] r10:61c88647 r9:85226000 r8:850df52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.498605][ T32] r4:850df500 [ 1330.498623][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.498693][ T32] r10:00000000 r9:850df500 r8:80287e08 r7:eaa11e60 r6:850df480 r5:85226000 [ 1330.498720][ T32] r4:00000001 [ 1330.498739][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.498799][ T32] Exception stack(0xeab55fb0 to 0xeab55ff8) [ 1330.498830][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.498896][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.498926][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.498955][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.498977][ T32] r4:850e42c0 [ 1330.499248][ T32] INFO: task kworker/1:209:4171 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1330.499284][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.499342][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.499386][ T32] Call trace: [ 1330.499416][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.499469][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1330.499493][ T32] r4:00000000 [ 1330.499512][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.499558][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1330.499586][ T32] 1d20: 9fd44000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1330.499614][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1330.499639][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1330.499663][ T32] r5:80000013 r4:80239bb0 [ 1330.499684][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.499724][ T32] r4:82ac21e4 [ 1330.499744][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.499785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1330.499807][ T32] r4:e0501dc0 [ 1330.499826][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.499867][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1330.499891][ T32] r4:00000000 [ 1330.499910][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.499980][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1330.500006][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.500050][ T32] r5:00001000 r4:e0315000 [ 1330.500069][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.500108][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.500154][ T32] r5:84b4cf8c r4:84b4cc00 [ 1330.500175][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.500257][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1330.500283][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.500349][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.500375][ T32] r4:84bc7780 [ 1330.500395][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.500441][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1330.500465][ T32] r4:00000001 [ 1330.500484][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.500519][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1330.517331][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.517467][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.517499][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.517534][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.517592][ T32] r4:84bcf280 [ 1330.517622][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.517662][ T32] INFO: task kworker/0:316:4173 blocked for more than 456 seconds. [ 1330.517708][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.517737][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.517761][ T32] task:kworker/0:316 state:D stack:0 pid:4173 tgid:4173 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.517843][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.517904][ T32] Call trace: [ 1330.517962][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1330.518021][ T32] r10:8291a684 r9:eab65d84 r8:00000002 r7:60000113 r6:eab65d8c r5:85226c00 [ 1330.518045][ T32] r4:85226c00 [ 1330.518065][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1330.518133][ T32] r5:85226c00 r4:8291a680 [ 1330.518160][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.518211][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.518269][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab65e08 [ 1330.518306][ T32] r4:00000000 [ 1330.518327][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1330.518386][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.518429][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.518514][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850db500 [ 1330.518544][ T32] r4:00000000 [ 1330.518566][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.518625][ T32] r9:83018005 r8:85226c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0cf000 [ 1330.518675][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.518722][ T32] r5:00001000 r4:eab5b000 [ 1330.518749][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.518835][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.518887][ T32] r5:851bdf8c r4:851bdc00 [ 1330.518910][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.518970][ T32] r7:dddced80 r6:83018000 r5:851bdf8c r4:850d3480 [ 1330.519033][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.519104][ T32] r10:61c88647 r9:85226c00 r8:850d34ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.519132][ T32] r4:850d3480 [ 1330.519154][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.519215][ T32] r10:00000000 r9:850d3480 r8:80287e08 r7:eab51e60 r6:850df580 r5:85226c00 [ 1330.519268][ T32] r4:00000001 [ 1330.519312][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.519360][ T32] Exception stack(0xeab65fb0 to 0xeab65ff8) [ 1330.519406][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.519443][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.519501][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.519585][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.519614][ T32] r4:850db600 [ 1330.520063][ T32] INFO: task kworker/0:316:4173 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1330.520145][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.520254][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.520364][ T32] Call trace: [ 1330.520404][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.536039][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1330.536090][ T32] r4:00000000 [ 1330.536238][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.536365][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1330.536404][ T32] 1d20: a023b000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1330.536436][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1330.536534][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1330.536568][ T32] r5:80000013 r4:80239bb0 [ 1330.536685][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.536735][ T32] r4:82ac21e4 [ 1330.536756][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.536799][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1330.536822][ T32] r4:e0501dc0 [ 1330.536856][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.536980][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1330.537080][ T32] r4:00000000 [ 1330.537272][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.537323][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1330.537347][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.537393][ T32] r5:00001000 r4:e0315000 [ 1330.537414][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.537476][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.537550][ T32] r5:84b4cf8c r4:84b4cc00 [ 1330.537578][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.537657][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1330.537683][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.537757][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.537794][ T32] r4:84bc7780 [ 1330.537816][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.537863][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1330.537886][ T32] r4:00000001 [ 1330.537953][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.538004][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1330.538061][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.538112][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.538142][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.538183][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.538208][ T32] r4:84bcf280 [ 1330.538233][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.538262][ T32] INFO: task kworker/1:210:4176 blocked for more than 457 seconds. [ 1330.538295][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.538374][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.538401][ T32] task:kworker/1:210 state:D stack:0 pid:4176 tgid:4176 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.538484][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.538535][ T32] Call trace: [ 1330.538600][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1330.538691][ T32] r10:8291a684 r9:eaa85d84 r8:00000002 r7:60000013 r6:eaa85d8c r5:85220c00 [ 1330.538719][ T32] r4:85220c00 [ 1330.538765][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1330.538812][ T32] r5:85220c00 r4:8291a680 [ 1330.538832][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.538894][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.538941][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa85e08 [ 1330.539009][ T32] r4:00000000 [ 1330.539032][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1330.539069][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.539128][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.539175][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852713c0 [ 1330.539199][ T32] r4:00000000 [ 1330.539218][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.539261][ T32] r9:83018205 r8:85220c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1330.539282][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.539323][ T32] r5:00001000 r4:dfaff000 [ 1330.539342][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.539380][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.539448][ T32] r5:851d4f8c r4:851d4c00 [ 1330.539493][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.539573][ T32] r7:ddde2d80 r6:83018200 r5:851d4f8c r4:850df600 [ 1330.539599][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.539652][ T32] r10:61c88647 r9:85220c00 r8:850df62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.539676][ T32] r4:850df600 [ 1330.539707][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.539756][ T32] r10:00000000 r9:850df600 r8:80287e08 r7:eab55e60 r6:850df780 r5:85220c00 [ 1330.539805][ T32] r4:00000001 [ 1330.539826][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.539863][ T32] Exception stack(0xeaa85fb0 to 0xeaa85ff8) [ 1330.539890][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.539918][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.539944][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.539971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.540012][ T32] r4:850e4680 [ 1330.552946][ T32] INFO: task kworker/1:210:4176 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1330.553074][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.553252][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.553395][ T32] Call trace: [ 1330.553470][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.553560][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1330.553590][ T32] r4:00000000 [ 1330.553741][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.553812][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1330.553843][ T32] 1d20: a0527000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1330.553872][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1330.553917][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1330.553946][ T32] r5:80000013 r4:80239bb0 [ 1330.554016][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.554097][ T32] r4:82ac21e4 [ 1330.554139][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.554193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1330.554225][ T32] r4:e0501dc0 [ 1330.554244][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.554285][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1330.554338][ T32] r4:00000000 [ 1330.554361][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.554411][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1330.554434][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.554488][ T32] r5:00001000 r4:e0315000 [ 1330.554512][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.554629][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.554677][ T32] r5:84b4cf8c r4:84b4cc00 [ 1330.554698][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.554745][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1330.554768][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.554815][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.554838][ T32] r4:84bc7780 [ 1330.554857][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.554903][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1330.554938][ T32] r4:00000001 [ 1330.554986][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.555025][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1330.555054][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.555094][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.555123][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.555152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.555174][ T32] r4:84bcf280 [ 1330.555220][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.555263][ T32] INFO: task kworker/1:211:4177 blocked for more than 457 seconds. [ 1330.555308][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.555352][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.555452][ T32] task:kworker/1:211 state:D stack:0 pid:4177 tgid:4177 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.555504][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.555578][ T32] Call trace: [ 1330.555640][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1330.555690][ T32] r10:8291a684 r9:eab79d84 r8:00000002 r7:60000113 r6:eab79d8c r5:8516ec00 [ 1330.555737][ T32] r4:8516ec00 [ 1330.555762][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1330.555806][ T32] r5:8516ec00 r4:8291a680 [ 1330.555826][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.555864][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.555907][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab79e08 [ 1330.555929][ T32] r4:00000000 [ 1330.555950][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1330.555984][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.556017][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.556059][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85276000 [ 1330.556082][ T32] r4:00000000 [ 1330.556100][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.556170][ T32] r9:83018205 r8:8516ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0e3000 [ 1330.556221][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.556266][ T32] r5:00001000 r4:eacdd000 [ 1330.556297][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.556371][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.556441][ T32] r5:8512eb8c r4:8512e800 [ 1330.556465][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.556539][ T32] r7:ddde2d80 r6:83018200 r5:8512eb8c r4:850df680 [ 1330.556567][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.556615][ T32] r10:61c88647 r9:8516ec00 r8:850df6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.556638][ T32] r4:850df680 [ 1330.556656][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.556701][ T32] r10:00000000 r9:850df680 r8:80287e08 r7:eaa85e60 r6:850df700 r5:8516ec00 [ 1330.556724][ T32] r4:00000001 [ 1330.556767][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.556808][ T32] Exception stack(0xeab79fb0 to 0xeab79ff8) [ 1330.556835][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.556863][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.556888][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.556917][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.556939][ T32] r4:850e4680 [ 1330.557337][ T32] INFO: task kworker/1:211:4177 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1330.557397][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.557483][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.557531][ T32] Call trace: [ 1330.557607][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.557668][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1330.557694][ T32] r4:00000000 [ 1330.557714][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.557764][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1330.557796][ T32] 1d20: a0527000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1330.557849][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1330.557901][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1330.557952][ T32] r5:80000013 r4:80239bb0 [ 1330.557994][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.558038][ T32] r4:82ac21e4 [ 1330.558064][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.558138][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1330.558189][ T32] r4:e0501dc0 [ 1330.558236][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.558281][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1330.558305][ T32] r4:00000000 [ 1330.558325][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.558382][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1330.558441][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.558487][ T32] r5:00001000 r4:e0315000 [ 1330.558521][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.558596][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.558668][ T32] r5:84b4cf8c r4:84b4cc00 [ 1330.558730][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.558804][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1330.558831][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.558880][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.558903][ T32] r4:84bc7780 [ 1330.558986][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.559037][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1330.559063][ T32] r4:00000001 [ 1330.559123][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.559186][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1330.559216][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.559246][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.559299][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.559333][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.559355][ T32] r4:84bcf280 [ 1330.559375][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.559399][ T32] INFO: task kworker/0:317:4179 blocked for more than 457 seconds. [ 1330.559427][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.559477][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.559516][ T32] task:kworker/0:317 state:D stack:0 pid:4179 tgid:4179 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.559598][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.559642][ T32] Call trace: [ 1330.559672][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1330.559745][ T32] r10:8291a684 r9:eab7dd84 r8:00000002 r7:60000113 r6:eab7dd8c r5:8516e000 [ 1330.559795][ T32] r4:8516e000 [ 1330.559843][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1330.559891][ T32] r5:8516e000 r4:8291a680 [ 1330.559939][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.559982][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.560026][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab7de08 [ 1330.560073][ T32] r4:00000000 [ 1330.560097][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1330.560144][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.560205][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.560250][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850db700 [ 1330.560272][ T32] r4:00000000 [ 1330.560303][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.560368][ T32] r9:83018005 r8:8516e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1330.560391][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.584583][ T32] r5:00001000 r4:eab6f000 [ 1330.584703][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.584780][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.584827][ T32] r5:851be38c r4:851be000 [ 1330.584862][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.584938][ T32] r7:dddced80 r6:83018000 r5:851be38c r4:850d3580 [ 1330.584996][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.585049][ T32] r10:61c88647 r9:8516e000 r8:850d35ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.585091][ T32] r4:850d3580 [ 1330.585208][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.585286][ T32] r10:00000000 r9:850d3580 r8:80287e08 r7:eab51e60 r6:850df800 r5:8516e000 [ 1330.585318][ T32] r4:00000001 [ 1330.585339][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.585378][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 1330.585410][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.585461][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.585506][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.585537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.585564][ T32] r4:850db200 [ 1330.585970][ T32] INFO: task kworker/0:317:4179 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1330.586010][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.586113][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.586165][ T32] Call trace: [ 1330.586196][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.586546][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1330.586581][ T32] r4:00000000 [ 1330.586602][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.586644][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1330.586673][ T32] 1d20: a0aba000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1330.586701][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1330.586728][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1330.586752][ T32] r5:80000013 r4:80239bb0 [ 1330.586773][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.586815][ T32] r4:82ac21e4 [ 1330.586835][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.586877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1330.586904][ T32] r4:e0501dc0 [ 1330.586926][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.586969][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1330.586991][ T32] r4:00000000 [ 1330.587041][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.587096][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1330.587119][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.587161][ T32] r5:00001000 r4:e0315000 [ 1330.587196][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.587239][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.587306][ T32] r5:84b4cf8c r4:84b4cc00 [ 1330.587331][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.587516][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1330.587548][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.587599][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.587622][ T32] r4:84bc7780 [ 1330.587670][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.587721][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1330.587745][ T32] r4:00000001 [ 1330.587777][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.587816][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1330.587843][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.587872][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.587912][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.587945][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.587992][ T32] r4:84bcf280 [ 1330.588016][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.588069][ T32] INFO: task kworker/0:318:4180 blocked for more than 457 seconds. [ 1330.588129][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.588159][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.588241][ T32] task:kworker/0:318 state:D stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.588307][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.588395][ T32] Call trace: [ 1330.588447][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1330.588546][ T32] r10:8291a684 r9:eab85d84 r8:00000002 r7:60000013 r6:eab85d8c r5:85228000 [ 1330.588598][ T32] r4:85228000 [ 1330.588622][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1330.588668][ T32] r5:85228000 r4:8291a680 [ 1330.588711][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.588770][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.588849][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab85e08 [ 1330.588876][ T32] r4:00000000 [ 1330.588896][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1330.588932][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.588966][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.589024][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850db800 [ 1330.589065][ T32] r4:00000000 [ 1330.589100][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.589181][ T32] r9:83018005 r8:85228000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1330.589207][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.589250][ T32] r5:00001000 r4:eab75000 [ 1330.589271][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.589317][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.589409][ T32] r5:851be78c r4:851be400 [ 1330.589458][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.589528][ T32] r7:dddced80 r6:83018000 r5:851be78c r4:850d3700 [ 1330.589559][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.589632][ T32] r10:61c88647 r9:85228000 r8:850d372c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.589683][ T32] r4:850d3700 [ 1330.589729][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.589826][ T32] r10:00000000 r9:850d3700 r8:80287e08 r7:eab51e60 r6:850df880 r5:85228000 [ 1330.589852][ T32] r4:00000001 [ 1330.589895][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.589950][ T32] Exception stack(0xeab85fb0 to 0xeab85ff8) [ 1330.589988][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.590017][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.590045][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.590123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.590149][ T32] r4:850db8c0 [ 1330.590453][ T32] INFO: task kworker/0:318:4180 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1330.602585][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.602703][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.602769][ T32] Call trace: [ 1330.602815][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.602878][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1330.602903][ T32] r4:00000000 [ 1330.602923][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.602989][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1330.603066][ T32] 1d20: a0aba000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1330.603099][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1330.603124][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1330.603148][ T32] r5:80000013 r4:80239bb0 [ 1330.603169][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.603234][ T32] r4:82ac21e4 [ 1330.603257][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.603381][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1330.603428][ T32] r4:e0501dc0 [ 1330.603454][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.603513][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1330.603544][ T32] r4:00000000 [ 1330.603570][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.603631][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1330.603657][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.603739][ T32] r5:00001000 r4:e0315000 [ 1330.603790][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.603865][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.603952][ T32] r5:84b4cf8c r4:84b4cc00 [ 1330.603999][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.604061][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1330.604097][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.604191][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.604221][ T32] r4:84bc7780 [ 1330.604246][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.604442][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1330.604477][ T32] r4:00000001 [ 1330.604513][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.604599][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1330.604635][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.604670][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.604702][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.604754][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.604812][ T32] r4:84bcf280 [ 1330.604844][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.604905][ T32] INFO: task kworker/0:319:4183 blocked for more than 457 seconds. [ 1330.604953][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.605003][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.605081][ T32] task:kworker/0:319 state:D stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.605151][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.605222][ T32] Call trace: [ 1330.605255][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1330.605323][ T32] r10:8291a684 r9:eab6dd84 r8:00000002 r7:60000113 r6:eab6dd8c r5:84949800 [ 1330.605346][ T32] r4:84949800 [ 1330.605367][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1330.605440][ T32] r5:84949800 r4:8291a680 [ 1330.605486][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.605529][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.605611][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab6de08 [ 1330.605659][ T32] r4:00000000 [ 1330.605682][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1330.605752][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.605819][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.605864][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850db940 [ 1330.605888][ T32] r4:00000000 [ 1330.605907][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.605950][ T32] r9:83018005 r8:84949800 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1330.605971][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.606075][ T32] r5:00001000 r4:eab87000 [ 1330.606099][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.606139][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.606192][ T32] r5:851beb8c r4:851be800 [ 1330.606214][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.606272][ T32] r7:dddced80 r6:83018000 r5:851beb8c r4:850d3680 [ 1330.606313][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.606448][ T32] r10:61c88647 r9:84949800 r8:850d36ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.606481][ T32] r4:850d3680 [ 1330.606500][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.606581][ T32] r10:00000000 r9:850d3680 r8:80287e08 r7:eab51e60 r6:850d3780 r5:84949800 [ 1330.606660][ T32] r4:00000001 [ 1330.606688][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.606748][ T32] Exception stack(0xeab6dfb0 to 0xeab6dff8) [ 1330.606783][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.606825][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.606876][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.606907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.606929][ T32] r4:850db900 [ 1330.607370][ T32] INFO: task kworker/0:319:4183 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1330.607413][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.607538][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.607595][ T32] Call trace: [ 1330.607628][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.607681][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1330.607725][ T32] r4:00000000 [ 1330.607769][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.607812][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1330.607841][ T32] 1d20: a0aba000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1330.607893][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1330.607944][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1330.607971][ T32] r5:80000013 r4:80239bb0 [ 1330.607991][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.608045][ T32] r4:82ac21e4 [ 1330.608068][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.608112][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1330.608154][ T32] r4:e0501dc0 [ 1330.608184][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.608251][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1330.608290][ T32] r4:00000000 [ 1330.608321][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.608414][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1330.608466][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.608514][ T32] r5:00001000 r4:e0315000 [ 1330.608534][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.608588][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.608635][ T32] r5:84b4cf8c r4:84b4cc00 [ 1330.608676][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.608730][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1330.608752][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.608799][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.608841][ T32] r4:84bc7780 [ 1330.608868][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.608936][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1330.608962][ T32] r4:00000001 [ 1330.609005][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.609044][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1330.609083][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.609138][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.609192][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.609223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.609255][ T32] r4:84bcf280 [ 1330.609277][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.609307][ T32] INFO: task kworker/0:320:4185 blocked for more than 457 seconds. [ 1330.609336][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.609360][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.609380][ T32] task:kworker/0:320 state:D stack:0 pid:4185 tgid:4185 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.609436][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.609507][ T32] Call trace: [ 1330.609537][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1330.609589][ T32] r10:8291a684 r9:eab91d84 r8:00000002 r7:60000113 r6:eab91d8c r5:84948000 [ 1330.609612][ T32] r4:84948000 [ 1330.609631][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1330.609673][ T32] r5:84948000 r4:8291a680 [ 1330.609713][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.609755][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.609799][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab91e08 [ 1330.609823][ T32] r4:00000000 [ 1330.609869][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1330.609924][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.609959][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.610003][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850db9c0 [ 1330.610056][ T32] r4:00000000 [ 1330.610079][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.610156][ T32] r9:83018005 r8:84948000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d9000 [ 1330.610188][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.610232][ T32] r5:00001000 r4:eab8d000 [ 1330.610253][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.610311][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.610358][ T32] r5:851bef8c r4:851bec00 [ 1330.610377][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.610423][ T32] r7:dddced80 r6:83018000 r5:851bef8c r4:850d3800 [ 1330.610482][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.628026][ T32] r10:61c88647 r9:84948000 r8:850d382c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.628095][ T32] r4:850d3800 [ 1330.628122][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.628194][ T32] r10:00000000 r9:850d3800 r8:80287e08 r7:eab51e60 r6:850d3880 r5:84948000 [ 1330.628217][ T32] r4:00000001 [ 1330.628259][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.628320][ T32] Exception stack(0xeab91fb0 to 0xeab91ff8) [ 1330.628404][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.628451][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.628484][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.628518][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.628568][ T32] r4:850db900 [ 1330.629011][ T32] INFO: task kworker/0:320:4185 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1330.629052][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.629122][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.629213][ T32] Call trace: [ 1330.629249][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.629312][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1330.629336][ T32] r4:00000000 [ 1330.629356][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.629396][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1330.629424][ T32] 1d20: a10fa000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1330.629452][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1330.629477][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1330.629501][ T32] r5:80000013 r4:80239bb0 [ 1330.629545][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.629592][ T32] r4:82ac21e4 [ 1330.629613][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.629654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1330.629676][ T32] r4:e0501dc0 [ 1330.629695][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.629737][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1330.629801][ T32] r4:00000000 [ 1330.629845][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.629895][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1330.629940][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.629987][ T32] r5:00001000 r4:e0315000 [ 1330.630173][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.630218][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.630313][ T32] r5:84b4cf8c r4:84b4cc00 [ 1330.630339][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.630387][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1330.630408][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.641044][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.641092][ T32] r4:84bc7780 [ 1330.641115][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.641187][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1330.641210][ T32] r4:00000001 [ 1330.641229][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.641267][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1330.641304][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.641353][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.641384][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.641413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.641460][ T32] r4:84bcf280 [ 1330.641508][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.641567][ T32] INFO: task kworker/0:321:4186 blocked for more than 457 seconds. [ 1330.641610][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.641656][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.641708][ T32] task:kworker/0:321 state:D stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.641794][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.641866][ T32] Call trace: [ 1330.641943][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1330.642036][ T32] r10:8291a684 r9:eab99d84 r8:00000002 r7:60000113 r6:eab99d8c r5:8494a400 [ 1330.642139][ T32] r4:8494a400 [ 1330.642166][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1330.642213][ T32] r5:8494a400 r4:8291a680 [ 1330.642254][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.642313][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.642360][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab99e08 [ 1330.642385][ T32] r4:00000000 [ 1330.642425][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1330.642463][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.642522][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.642572][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850dbc00 [ 1330.642595][ T32] r4:00000000 [ 1330.642615][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.642661][ T32] r9:83018005 r8:8494a400 r7:00000000 r6:83018000 r5:00001000 r4:7f0db000 [ 1330.642682][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.642724][ T32] r5:00001000 r4:eab9b000 [ 1330.642744][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.642804][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.642851][ T32] r5:851bf38c r4:851bf000 [ 1330.642872][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.642998][ T32] r7:dddced80 r6:83018000 r5:851bf38c r4:850d3900 [ 1330.643044][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.643117][ T32] r10:61c88647 r9:8494a400 r8:850d392c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.643142][ T32] r4:850d3900 [ 1330.643161][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.643237][ T32] r10:00000000 r9:850d3900 r8:80287e08 r7:eab51e60 r6:850d3a80 r5:8494a400 [ 1330.643263][ T32] r4:00000001 [ 1330.643306][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.643346][ T32] Exception stack(0xeab99fb0 to 0xeab99ff8) [ 1330.643386][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.643417][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.643464][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.643496][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.643518][ T32] r4:850dbd00 [ 1330.643952][ T32] INFO: task kworker/0:321:4186 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1330.644015][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.644124][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.644172][ T32] Call trace: [ 1330.644246][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.644309][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1330.644357][ T32] r4:00000000 [ 1330.644379][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.644421][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1330.644511][ T32] 1d20: a10fa000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1330.644544][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1330.644569][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1330.644614][ T32] r5:80000013 r4:80239bb0 [ 1330.644644][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.644686][ T32] r4:82ac21e4 [ 1330.644728][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.644775][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1330.644800][ T32] r4:e0501dc0 [ 1330.644820][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.644863][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1330.644906][ T32] r4:00000000 [ 1330.644930][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.644976][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1330.644998][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.645039][ T32] r5:00001000 r4:e0315000 [ 1330.645081][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.645125][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.645167][ T32] r5:84b4cf8c r4:84b4cc00 [ 1330.645211][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.645313][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1330.645340][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.645389][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.645411][ T32] r4:84bc7780 [ 1330.645444][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.645495][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1330.645517][ T32] r4:00000001 [ 1330.645536][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.645570][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1330.645659][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.645720][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.645750][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.645783][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.645806][ T32] r4:84bcf280 [ 1330.645836][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.645876][ T32] INFO: task kworker/0:322:4189 blocked for more than 457 seconds. [ 1330.645908][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.645932][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.645952][ T32] task:kworker/0:322 state:D stack:0 pid:4189 tgid:4189 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.646044][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.646090][ T32] Call trace: [ 1330.646146][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1330.646219][ T32] r10:8291a684 r9:eaba5d84 r8:00000002 r7:60000013 r6:eaba5d8c r5:8494b000 [ 1330.646245][ T32] r4:8494b000 [ 1330.646267][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1330.646320][ T32] r5:8494b000 r4:8291a680 [ 1330.646341][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.646380][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.646442][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaba5e08 [ 1330.646469][ T32] r4:00000000 [ 1330.646553][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1330.646591][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.646626][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.646749][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850dbd80 [ 1330.646776][ T32] r4:00000000 [ 1330.646795][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.646840][ T32] r9:83018005 r8:8494b000 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1330.646862][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.646903][ T32] r5:00001000 r4:df9d5000 [ 1330.646943][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.647068][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.647135][ T32] r5:851bf78c r4:851bf400 [ 1330.647191][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.647260][ T32] r7:dddced80 r6:83018000 r5:851bf78c r4:850d3b80 [ 1330.647311][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.647367][ T32] r10:61c88647 r9:8494b000 r8:850d3bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.647390][ T32] r4:850d3b80 [ 1330.647460][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.647534][ T32] r10:00000000 r9:850d3b80 r8:80287e08 r7:eab51e60 r6:850d3a00 r5:8494b000 [ 1330.647561][ T32] r4:00000001 [ 1330.647580][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.647616][ T32] Exception stack(0xeaba5fb0 to 0xeaba5ff8) [ 1330.647646][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.647674][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.647700][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.647750][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.647775][ T32] r4:850dbd40 [ 1330.648034][ T32] INFO: task kworker/0:322:4189 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1330.648069][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.648126][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.648195][ T32] Call trace: [ 1330.648237][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.648289][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1330.648320][ T32] r4:00000000 [ 1330.648383][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.648428][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1330.648456][ T32] 1d20: a10fa000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1330.648518][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1330.648556][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1330.648581][ T32] r5:80000013 r4:80239bb0 [ 1330.648602][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.648673][ T32] r4:82ac21e4 [ 1330.648705][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.648751][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1330.648774][ T32] r4:e0501dc0 [ 1330.648793][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.648854][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1330.648948][ T32] r4:00000000 [ 1330.648999][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.649050][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1330.649073][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.649150][ T32] r5:00001000 r4:e0315000 [ 1330.649179][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.649221][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.649263][ T32] r5:84b4cf8c r4:84b4cc00 [ 1330.649311][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.649362][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1330.649394][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.649470][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.649511][ T32] r4:84bc7780 [ 1330.649530][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.649579][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1330.649644][ T32] r4:00000001 [ 1330.649666][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.649756][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1330.649810][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.649842][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.649868][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.649937][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.650024][ T32] r4:84bcf280 [ 1330.650050][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.650101][ T32] INFO: task kworker/0:323:4191 blocked for more than 457 seconds. [ 1330.650133][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.650180][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.650204][ T32] task:kworker/0:323 state:D stack:0 pid:4191 tgid:4191 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.650250][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.650301][ T32] Call trace: [ 1330.650345][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1330.650396][ T32] r10:8291a684 r9:eaba9d84 r8:00000002 r7:60000113 r6:eaba9d8c r5:8494bc00 [ 1330.650453][ T32] r4:8494bc00 [ 1330.676564][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1330.676660][ T32] r5:8494bc00 r4:8291a680 [ 1330.676684][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.676726][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.676768][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaba9e08 [ 1330.676791][ T32] r4:00000000 [ 1330.676809][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1330.676844][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.676882][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.676923][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e5040 [ 1330.676945][ T32] r4:00000000 [ 1330.676985][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.677037][ T32] r9:83018005 r8:8494bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1330.677094][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.677143][ T32] r5:00001000 r4:dfcf5000 [ 1330.677163][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.677204][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.677255][ T32] r5:851c038c r4:851c0000 [ 1330.677377][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.677441][ T32] r7:dddced80 r6:83018000 r5:851c038c r4:850d3980 [ 1330.677488][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.677543][ T32] r10:61c88647 r9:8494bc00 r8:850d39ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.677588][ T32] r4:850d3980 [ 1330.677611][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.677662][ T32] r10:00000000 r9:850d3980 r8:80287e08 r7:eab51e60 r6:850d3c00 r5:8494bc00 [ 1330.677705][ T32] r4:00000001 [ 1330.677750][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.677792][ T32] Exception stack(0xeaba9fb0 to 0xeaba9ff8) [ 1330.677849][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.677881][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.677909][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.677979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.678024][ T32] r4:850c3d80 [ 1330.678456][ T32] INFO: task kworker/0:323:4191 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1330.678498][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.678575][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.678668][ T32] Call trace: [ 1330.678717][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.678773][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1330.678797][ T32] r4:00000000 [ 1330.678816][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.678876][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1330.678908][ T32] 1d20: a16e5000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1330.678937][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1330.678992][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1330.679041][ T32] r5:80000013 r4:80239bb0 [ 1330.679065][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.679127][ T32] r4:82ac21e4 [ 1330.679156][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.679200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1330.679223][ T32] r4:e0501dc0 [ 1330.679242][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.679283][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1330.679335][ T32] r4:00000000 [ 1330.679404][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.679454][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1330.679496][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.679551][ T32] r5:00001000 r4:e0315000 [ 1330.679634][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.679705][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.679751][ T32] r5:84b4cf8c r4:84b4cc00 [ 1330.679796][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.679871][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1330.679916][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.679986][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.680017][ T32] r4:84bc7780 [ 1330.680098][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.680149][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1330.680172][ T32] r4:00000001 [ 1330.680190][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.680225][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1330.680251][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.680303][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.680373][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.680487][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.694232][ T32] r4:84bcf280 [ 1330.694312][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.694362][ T32] INFO: task kworker/0:324:4192 blocked for more than 457 seconds. [ 1330.694399][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.694497][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.694526][ T32] task:kworker/0:324 state:D stack:0 pid:4192 tgid:4192 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.694663][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.694759][ T32] Call trace: [ 1330.694868][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1330.694951][ T32] r10:8291a684 r9:eabadd84 r8:00000002 r7:60000113 r6:eabadd8c r5:8494c800 [ 1330.695001][ T32] r4:8494c800 [ 1330.695024][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1330.695072][ T32] r5:8494c800 r4:8291a680 [ 1330.695093][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.695134][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.695177][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabade08 [ 1330.695200][ T32] r4:00000000 [ 1330.695244][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1330.695283][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.695329][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.695388][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c3c00 [ 1330.695419][ T32] r4:00000000 [ 1330.695465][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.695541][ T32] r9:83018005 r8:8494c800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1330.695567][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1330.695701][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.695768][ T32] r5:851bff8c r4:851bfc00 [ 1330.695792][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.695840][ T32] r7:dddced80 r6:83018000 r5:851bff8c r4:850d3c80 [ 1330.695885][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.695959][ T32] r10:61c88647 r9:8494c800 r8:850d3cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.695986][ T32] r4:850d3c80 [ 1330.696006][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.696053][ T32] r10:00000000 r9:850d3c80 r8:80287e08 r7:eaba9e60 r6:850d3b00 r5:8494c800 [ 1330.696075][ T32] r4:00000001 [ 1330.696095][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.696142][ T32] Exception stack(0xeabadfb0 to 0xeabadff8) [ 1330.696183][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.696214][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.696240][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.696272][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.696296][ T32] r4:850c3d80 [ 1330.696729][ T32] INFO: task kworker/0:324:4192 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1330.696772][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.696833][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.696877][ T32] Call trace: [ 1330.696907][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.696960][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1330.696984][ T32] r4:00000000 [ 1330.697003][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.697042][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1330.697070][ T32] 1d20: a1ae0000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1330.697099][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1330.697124][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1330.697147][ T32] r5:80000013 r4:80239bb0 [ 1330.697167][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.697207][ T32] r4:82ac21e4 [ 1330.697228][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.697270][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1330.697293][ T32] r4:e0501dc0 [ 1330.697320][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.697364][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1330.697387][ T32] r4:00000000 [ 1330.697406][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.697450][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1330.697493][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.697546][ T32] r5:00001000 r4:e0315000 [ 1330.697568][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.697610][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.697661][ T32] r5:84b4cf8c r4:84b4cc00 [ 1330.697682][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.697730][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1330.697751][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.697823][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.697850][ T32] r4:84bc7780 [ 1330.697871][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.697918][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1330.697941][ T32] r4:00000001 [ 1330.697960][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.698025][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1330.698108][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.698141][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.698248][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.698280][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.698335][ T32] r4:84bcf280 [ 1330.698359][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.698386][ T32] INFO: task kworker/0:325:4195 blocked for more than 457 seconds. [ 1330.698415][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.698438][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.698461][ T32] task:kworker/0:325 state:D stack:0 pid:4195 tgid:4195 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.698532][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.698626][ T32] Call trace: [ 1330.698656][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1330.698711][ T32] r10:8291a684 r9:eabc9d84 r8:00000002 r7:60000113 r6:eabc9d8c r5:8522a400 [ 1330.698806][ T32] r4:8522a400 [ 1330.698855][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1330.698919][ T32] r5:8522a400 r4:8291a680 [ 1330.698967][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.699010][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.699054][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabc9e08 [ 1330.699077][ T32] r4:00000000 [ 1330.699096][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1330.699154][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1330.699521][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.699596][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.699642][ T32] r5:851c078c r4:851c0400 [ 1330.699687][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.699736][ T32] r7:dddced80 r6:83018000 r5:851c078c r4:850d3e80 [ 1330.699758][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.699818][ T32] r10:61c88647 r9:8522a400 r8:850d3eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.699844][ T32] r4:850d3e80 [ 1330.699875][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.699948][ T32] r10:00000000 r9:850d3e80 r8:80287e08 r7:eaba9e60 r6:850df900 r5:8522a400 [ 1330.700003][ T32] r4:00000001 [ 1330.700025][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.700086][ T32] Exception stack(0xeabc9fb0 to 0xeabc9ff8) [ 1330.700141][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.700172][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.700198][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.700229][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.700252][ T32] r4:850e51c0 [ 1330.721052][ T32] INFO: task kworker/0:325:4195 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1330.721198][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.721319][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.721386][ T32] Call trace: [ 1330.721420][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.721480][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1330.721506][ T32] r4:00000000 [ 1330.721527][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.721576][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1330.721608][ T32] 1d20: a1de0000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1330.721638][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1330.721688][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1330.721723][ T32] r5:80000013 r4:80239bb0 [ 1330.721770][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.721856][ T32] r4:82ac21e4 [ 1330.721893][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.721940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1330.721975][ T32] r4:e0501dc0 [ 1330.721999][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.722042][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1330.722065][ T32] r4:00000000 [ 1330.722130][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.722184][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1330.722208][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.722264][ T32] r5:00001000 r4:e0315000 [ 1330.722320][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.722408][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1330.722823][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1330.723219][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1330.723500][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.723941][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1330.724529][ T32] r5:00001000 r4:e04a5000 ** 1 printk messages dropped ** [ 1330.724712][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1330.724880][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.724926][ T32] r10:61c88647 r9:85228c00 r8:850d3d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.724948][ T32] r4:850d3d00 [ 1330.724967][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.725011][ T32] r10:00000000 r9:850d3d00 r8:80287e08 r7:eabc9e60 r6:850df980 r5:85228c00 [ 1330.725033][ T32] r4:00000001 [ 1330.725051][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.725085][ T32] Exception stack(0xeabd1fb0 to 0xeabd1ff8) [ 1330.725113][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.725156][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.725216][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.725272][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.725315][ T32] r4:850e5100 [ 1330.725694][ T32] INFO: task kworker/0:326:4197 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1330.725745][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.725880][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.725966][ T32] Call trace: [ 1330.726022][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.726089][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1330.726142][ T32] r4:00000000 [ 1330.726166][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.726206][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1330.726234][ T32] 1d20: a1de0000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1330.726262][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1330.726309][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1330.726339][ T32] r5:80000013 r4:80239bb0 [ 1330.726384][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.726428][ T32] r4:82ac21e4 [ 1330.726448][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.726490][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1330.726516][ T32] r4:e0501dc0 [ 1330.726537][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.726584][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1330.726607][ T32] r4:00000000 [ 1330.726626][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.726672][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1330.726694][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.726759][ T32] r5:00001000 r4:e0315000 [ 1330.726800][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.726901][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.726972][ T32] r5:84b4cf8c r4:84b4cc00 [ 1330.726994][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.727066][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 ** 3 printk messages dropped ** [ 1330.727219][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1330.727467][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.727862][ T32] task:kworker/0:327 state:D stack:0 pid:4198 tgid:4198 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1330.728221][ T32] r10:8291a684 r9:eabd5d84 r8:00000002 r7:60000113 r6:eabd5d8c r5:85229800 [ 1330.728273][ T32] r4:85229800 [ 1330.728297][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1330.728385][ T32] r5:85229800 r4:8291a680 [ 1330.728406][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.728512][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.728563][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabd5e08 [ 1330.728614][ T32] r4:00000000 [ 1330.728636][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1330.728719][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.728757][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.728799][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e5240 [ 1330.728821][ T32] r4:00000000 [ 1330.728846][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.728918][ T32] r9:83018005 r8:85229800 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1330.728944][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.728987][ T32] r5:00001000 r4:e03df000 [ 1330.729006][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.729067][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.729112][ T32] r5:851c0b8c r4:851c0800 [ 1330.729138][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.729186][ T32] r7:dddced80 r6:83018000 r5:851c0b8c r4:850d3e00 [ 1330.729222][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1330.729423][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1330.729601][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1330.730394][ T32] Exception stack(0xe0501d28 to 0xe0501d70) ** 5 printk messages dropped ** [ 1330.761357][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1330.761528][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 9 printk messages dropped ** [ 1330.762049][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 ** 5 printk messages dropped ** [ 1330.762255][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1330.762518][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1330.763130][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1330.763601][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1330.764244][ T32] r5:00001000 r4:e044b000 ** 1 printk messages dropped ** [ 1330.764309][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1330.764454][ T32] r7:dddced80 r6:83018000 r5:851c0f8c r4:850d3f80 ** 4 printk messages dropped ** [ 1330.764707][ T32] r10:00000000 r9:850d3f80 r8:80287e08 r7:eabd1e60 r6:850dfa80 r5:8522b000 ** 9 printk messages dropped ** [ 1330.765403][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1330.766210][ T32] r4:e0501dc0 ** 6 printk messages dropped ** [ 1330.766543][ T32] r5:00001000 r4:e0315000 ** 6 printk messages dropped ** [ 1330.766826][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1330.767212][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1330.767476][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.767918][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1330.768214][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e5580 ** 6 printk messages dropped ** [ 1330.768498][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.768545][ T32] r5:851c138c r4:851c1000 [ 1330.768566][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.768655][ T32] r7:dddced80 r6:83018000 r5:851c138c r4:850d3f00 [ 1330.768680][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.768730][ T32] r10:61c88647 r9:8522d400 r8:850d3f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.768787][ T32] r4:850d3f00 [ 1330.768838][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.768886][ T32] r10:00000000 r9:850d3f00 r8:80287e08 r7:eabd1e60 r6:850dfb00 r5:8522d400 [ 1330.768909][ T32] r4:00000001 [ 1330.768947][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.768986][ T32] Exception stack(0xeabedfb0 to 0xeabedff8) [ 1330.769012][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.769040][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.769067][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.769097][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.769149][ T32] r4:850e5400 [ 1330.769604][ T32] INFO: task kworker/0:329:4202 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1330.769826][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.770325][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.770370][ T32] Call trace: [ 1330.770399][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.783186][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1330.783322][ T32] r4:00000000 [ 1330.783380][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.783444][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1330.783477][ T32] 1d20: a254e000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1330.783527][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1330.783603][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1330.783636][ T32] r5:80000013 r4:80239bb0 [ 1330.783745][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.783922][ T32] r4:82ac21e4 [ 1330.783954][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.784351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1330.784389][ T32] r4:e0501dc0 [ 1330.784645][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.784693][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1330.784716][ T32] r4:00000000 [ 1330.784740][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.784788][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1330.784811][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.784856][ T32] r5:00001000 r4:e0315000 [ 1330.784888][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.784954][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.785005][ T32] r5:84b4cf8c r4:84b4cc00 [ 1330.785062][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.785113][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1330.785296][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.785602][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.785629][ T32] r4:84bc7780 [ 1330.785649][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.785695][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1330.785732][ T32] r4:00000001 [ 1330.785755][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.785792][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1330.785819][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.786234][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.786266][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.786295][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.786322][ T32] r4:84bcf280 [ 1330.786365][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.786397][ T32] INFO: task kworker/0:330:4205 blocked for more than 457 seconds. [ 1330.786764][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.786932][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.786958][ T32] task:kworker/0:330 state:D stack:0 pid:4205 tgid:4205 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.787019][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.787205][ T32] Call trace: [ 1330.787244][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1330.787425][ T32] r5:8522c800 r4:8291a680 ** 3 printk messages dropped ** [ 1330.787647][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1330.787948][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e5b00 ** 6 printk messages dropped ** [ 1330.788247][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1330.788602][ T32] r10:61c88647 r9:8522c800 r8:8501bfac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1330.789149][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1330.789961][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1330.790158][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff ** 9 printk messages dropped ** [ 1330.814200][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1330.816398][ T32] r4:84bc7780 ** 5 printk messages dropped ** [ 1330.816578][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1330.816995][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1330.817369][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.817402][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.817444][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e5800 [ 1330.817467][ T32] r4:00000000 [ 1330.817486][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.817891][ T32] r9:83018005 r8:8522bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1330.817918][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.817960][ T32] r5:00001000 r4:e0567000 [ 1330.818012][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.818055][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.818163][ T32] r5:851c1b8c r4:851c1800 [ 1330.818186][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.818263][ T32] r7:dddced80 r6:83018000 r5:851c1b8c r4:850f5000 [ 1330.818598][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.818650][ T32] r10:61c88647 r9:8522bc00 r8:850f502c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.818698][ T32] r4:850f5000 [ 1330.818721][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.818767][ T32] r10:00000000 r9:850f5000 r8:80287e08 r7:eabfde60 r6:850dfc00 r5:8522bc00 [ 1330.818791][ T32] r4:00000001 [ 1330.818825][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.818864][ T32] Exception stack(0xeac01fb0 to 0xeac01ff8) [ 1330.818891][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.818938][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.818993][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.819025][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.819048][ T32] r4:850e5600 [ 1330.819473][ T32] INFO: task kworker/0:331:4206 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1330.819528][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.819641][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.819690][ T32] Call trace: [ 1330.819734][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.819788][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1330.819829][ T32] r4:00000000 [ 1330.819923][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.819967][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1330.819996][ T32] 1d20: a2a86000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1330.820027][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1330.820053][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1330.820078][ T32] r5:80000013 r4:80239bb0 [ 1330.820109][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.820163][ T32] r4:82ac21e4 [ 1330.820186][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.820230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1330.820253][ T32] r4:e0501dc0 [ 1330.820295][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.820376][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1330.820402][ T32] r4:00000000 [ 1330.820475][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.844294][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1330.844381][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.844466][ T32] r5:00001000 r4:e0315000 [ 1330.844635][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.844705][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.844754][ T32] r5:84b4cf8c r4:84b4cc00 [ 1330.844775][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.844914][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1330.845037][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.845395][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.845739][ T32] r4:84bc7780 [ 1330.845862][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.845943][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1330.845979][ T32] r4:00000001 [ 1330.846027][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.846107][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1330.846214][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.846248][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.846275][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.846309][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.846833][ T32] r4:84bcf280 [ 1330.846863][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.847019][ T32] INFO: task kworker/0:332:4208 blocked for more than 457 seconds. [ 1330.847055][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.847160][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.847186][ T32] task:kworker/0:332 state:D stack:0 pid:4208 tgid:4208 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.847249][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.847484][ T32] Call trace: [ 1330.847523][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1330.848386][ T32] r10:8291a684 r9:eac05d84 r8:00000002 r7:60000113 r6:eac05d8c r5:8522ec00 [ 1330.848426][ T32] r4:8522ec00 [ 1330.848448][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1330.848496][ T32] r5:8522ec00 r4:8291a680 [ 1330.848517][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.848556][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.848630][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac05e08 [ 1330.848698][ T32] r4:00000000 [ 1330.848722][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1330.848760][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.848810][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.849296][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e59c0 [ 1330.849812][ T32] r4:00000000 [ 1330.849836][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.850224][ T32] r9:83018005 r8:8522ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1330.850261][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.850493][ T32] r5:00001000 r4:e05e5000 [ 1330.871475][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.871690][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.871766][ T32] r5:851c1f8c r4:851c1c00 [ 1330.871823][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.871880][ T32] r7:dddced80 r6:83018000 r5:851c1f8c r4:850f5080 [ 1330.871991][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.872340][ T32] r10:61c88647 r9:8522ec00 r8:850f50ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.872383][ T32] r4:850f5080 [ 1330.872406][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.872457][ T32] r10:00000000 r9:850f5080 r8:80287e08 r7:eabfde60 r6:850dfc80 r5:8522ec00 [ 1330.872480][ T32] r4:00000001 [ 1330.872499][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.872537][ T32] Exception stack(0xeac05fb0 to 0xeac05ff8) [ 1330.872567][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.872595][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.872645][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.873297][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.873427][ T32] r4:850e5740 [ 1330.873828][ T32] INFO: task kworker/0:332:4208 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1330.873868][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.874259][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.874316][ T32] Call trace: [ 1330.874348][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.874404][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1330.874427][ T32] r4:00000000 [ 1330.874446][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.874485][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1330.874580][ T32] 1d20: a355f000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1330.874614][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1330.874639][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1330.874663][ T32] r5:80000013 r4:80239bb0 [ 1330.874685][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.874753][ T32] r4:82ac21e4 [ 1330.874802][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.874908][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1330.874934][ T32] r4:e0501dc0 [ 1330.874977][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.875047][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1330.875083][ T32] r4:00000000 [ 1330.875160][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.875217][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1330.875240][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.875283][ T32] r5:00001000 r4:e0315000 [ 1330.875309][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.875353][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.875435][ T32] r5:84b4cf8c r4:84b4cc00 ** 4 printk messages dropped ** [ 1330.875818][ T32] r4:84bc7780 ** 7 printk messages dropped ** [ 1330.876053][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 14 printk messages dropped ** [ 1330.877138][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 13 printk messages dropped ** [ 1330.877722][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.877764][ T32] r5:851c2f8c r4:851c2c00 ** 5 printk messages dropped ** [ 1330.878037][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 14 printk messages dropped ** [ 1330.879211][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 ** 8 printk messages dropped ** [ 1330.879541][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1330.879693][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 9 printk messages dropped ** [ 1330.880136][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 ** 4 printk messages dropped ** [ 1330.904388][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 3 printk messages dropped ** [ 1330.904679][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1330.905434][ T32] INFO: task kworker/0:334:4212 blocked for more than 457 seconds. ** 3 printk messages dropped ** [ 1330.905770][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1330.906051][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) ** 4 printk messages dropped ** [ 1330.906535][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1330.906981][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1330.907276][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1330.907654][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.907753][ T32] r5:00001000 r4:e86f9000 [ 1330.907800][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.907889][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.908015][ T32] r5:851c278c r4:851c2400 [ 1330.908070][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.908170][ T32] r7:dddced80 r6:83018000 r5:851c278c r4:850f5200 [ 1330.908285][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.908407][ T32] r10:61c88647 r9:85230c00 r8:850f522c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.908459][ T32] r4:850f5200 [ 1330.908503][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.908696][ T32] r10:00000000 r9:850f5200 r8:80287e08 r7:eac0de60 r6:850dfd80 r5:85230c00 [ 1330.908792][ T32] r4:00000001 [ 1330.908899][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.908994][ T32] Exception stack(0xeac11fb0 to 0xeac11ff8) [ 1330.909056][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.909115][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.909185][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.909249][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.909299][ T32] r4:850e5cc0 [ 1330.910033][ T32] INFO: task kworker/0:334:4212 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1330.910122][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.910259][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.910361][ T32] Call trace: [ 1330.935067][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.935235][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1330.935268][ T32] r4:00000000 [ 1330.935359][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.935454][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1330.935568][ T32] 1d20: a3d50000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1330.935639][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1330.935695][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1330.935748][ T32] r5:80000013 r4:80239bb0 [ 1330.935869][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.936006][ T32] r4:82ac21e4 [ 1330.936100][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.936202][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1330.936278][ T32] r4:e0501dc0 [ 1330.936382][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.936481][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1330.936531][ T32] r4:00000000 [ 1330.936645][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.936827][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1330.936875][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.936938][ T32] r5:00001000 r4:e0315000 [ 1330.936962][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.937004][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.937046][ T32] r5:84b4cf8c r4:84b4cc00 [ 1330.937066][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.937128][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1330.937163][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.937283][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.937373][ T32] r4:84bc7780 [ 1330.937424][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.937523][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1330.937587][ T32] r4:00000001 [ 1330.937651][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.937785][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1330.937856][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.937919][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.937989][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.938058][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.938106][ T32] r4:84bcf280 [ 1330.938175][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.938320][ T32] INFO: task kworker/0:335:4214 blocked for more than 457 seconds. [ 1330.938415][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.938476][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.938536][ T32] task:kworker/0:335 state:D stack:0 pid:4214 tgid:4214 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.938703][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.938799][ T32] Call trace: ** 1 printk messages dropped ** [ 1330.939046][ T32] r10:8291a684 r9:eabb1d84 r8:00000002 r7:60000113 r6:eabb1d8c r5:8494d400 ** 6 printk messages dropped ** [ 1330.939599][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1330.939943][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e5d40 ** 4 printk messages dropped ** [ 1330.940315][ T32] r5:00001000 r4:ea711000 ** 1 printk messages dropped ** [ 1330.940478][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1330.951894][ T32] r7:dddced80 r6:83018000 r5:851c2b8c r4:850f5300 ** 2 printk messages dropped ** [ 1330.952038][ T32] r4:850f5300 [ 1330.952073][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.952163][ T32] r10:00000000 r9:850f5300 r8:80287e08 r7:eac0de60 r6:850f5380 r5:8494d400 [ 1330.952214][ T32] r4:00000001 [ 1330.952261][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.952387][ T32] Exception stack(0xeabb1fb0 to 0xeabb1ff8) [ 1330.952473][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.952543][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.952611][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.952674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.952740][ T32] r4:850e5b80 [ 1330.953475][ T32] INFO: task kworker/0:335:4214 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1330.953572][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.953733][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.953839][ T32] Call trace: [ 1330.953907][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.954019][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1330.954098][ T32] r4:00000000 [ 1330.954141][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.954198][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1330.954231][ T32] 1d20: a3d50000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1330.954285][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1330.954313][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1330.954350][ T32] r5:80000013 r4:80239bb0 [ 1330.954431][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.954502][ T32] r4:82ac21e4 [ 1330.954540][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.954642][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1330.954694][ T32] r4:e0501dc0 [ 1330.954735][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.954825][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1330.954881][ T32] r4:00000000 [ 1330.954927][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.955045][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1330.955101][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.955196][ T32] r5:00001000 r4:e0315000 [ 1330.955241][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.955324][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.955407][ T32] r5:84b4cf8c r4:84b4cc00 [ 1330.955488][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.955695][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1330.955812][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.955919][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.955968][ T32] r4:84bc7780 [ 1330.956043][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.956205][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1330.956264][ T32] r4:00000001 [ 1330.956344][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.956490][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1330.956609][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.956904][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.957013][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.957218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.957279][ T32] r4:84bcf280 [ 1330.957329][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.957386][ T32] INFO: task kworker/0:336:4218 blocked for more than 457 seconds. [ 1330.957495][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.957564][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1330.958056][ T32] r10:8291a684 r9:eac15d84 r8:00000002 r7:60000113 r6:eac15d8c r5:8494ec00 ** 8 printk messages dropped ** [ 1330.958697][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1330.959413][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1330.960000][ T32] r4:850f5280 ** 2 printk messages dropped ** [ 1330.960209][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1330.991510][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1330.992985][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1330.993260][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 ** 6 printk messages dropped ** [ 1330.993683][ T32] r4:e0501dc0 ** 6 printk messages dropped ** [ 1330.994191][ T32] r5:00001000 r4:e0315000 ** 4 printk messages dropped ** [ 1330.994561][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 ** 2 printk messages dropped ** [ 1330.994749][ T32] r4:84bc7780 ** 1 printk messages dropped ** [ 1330.994901][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 2 printk messages dropped ** [ 1330.995062][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1330.995119][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.995178][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.995232][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.995288][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.995342][ T32] r4:84bcf280 [ 1330.995389][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.995444][ T32] INFO: task kworker/0:337:4219 blocked for more than 457 seconds. [ 1330.995529][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.995597][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.995661][ T32] task:kworker/0:337 state:D stack:0 pid:4219 tgid:4219 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.995762][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.995874][ T32] Call trace: [ 1330.995967][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1330.996071][ T32] r10:8291a684 r9:eac1dd84 r8:00000002 r7:60000113 r6:eac1dd8c r5:8494e000 [ 1330.996122][ T32] r4:8494e000 [ 1330.996165][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1330.996251][ T32] r5:8494e000 r4:8291a680 [ 1330.996313][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.996432][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.996526][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac1de08 [ 1330.996591][ T32] r4:00000000 [ 1330.996633][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1330.996706][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.996783][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.996873][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4c80 [ 1330.996926][ T32] r4:00000000 [ 1330.996968][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.997073][ T32] r9:83018005 r8:8494e000 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1330.997130][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.997317][ T32] r5:00001000 r4:ea759000 [ 1330.997400][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.997559][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.997758][ T32] r5:851c378c r4:851c3400 [ 1330.997813][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.997908][ T32] r7:dddced80 r6:83018000 r5:851c378c r4:850f5480 [ 1330.997953][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.998045][ T32] r10:61c88647 r9:8494e000 r8:850f54ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.998092][ T32] r4:850f5480 [ 1330.998131][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.998222][ T32] r10:00000000 r9:850f5480 r8:80287e08 r7:eac15e60 r6:850f5180 r5:8494e000 [ 1330.998271][ T32] r4:00000001 [ 1330.998315][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.998421][ T32] Exception stack(0xeac1dfb0 to 0xeac1dff8) [ 1330.998497][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.998565][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.998628][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.998702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.998757][ T32] r4:850e5f80 [ 1330.999290][ T32] INFO: task kworker/0:337:4219 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1330.999401][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.999636][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.999738][ T32] Call trace: [ 1330.999908][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) ** 4 printk messages dropped ** [ 1331.000297][ T32] 1d20: a409d000 e02e7000 00000001 80239b98 7f539000 00000001 ** 16 printk messages dropped ** [ 1331.042727][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 20 printk messages dropped ** [ 1331.044457][ T32] task:kworker/0:338 state:D stack:0 pid:4221 tgid:4221 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1331.046069][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1331.046764][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1331.047173][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1331.047404][ T32] r4:850f5500 ** 2 printk messages dropped ** [ 1331.047636][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1331.047998][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1331.048235][ T32] r4:850e4d40 ** 2 printk messages dropped ** [ 1331.049745][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.049991][ T32] Call trace: [ 1331.050144][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.050282][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1331.050341][ T32] r4:00000000 [ 1331.050530][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.071513][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1331.071632][ T32] 1d20: a465e000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1331.071692][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1331.071745][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1331.071848][ T32] r5:80000013 r4:80239bb0 [ 1331.071913][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.072066][ T32] r4:82ac21e4 [ 1331.072116][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.072202][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1331.072247][ T32] r4:e0501dc0 [ 1331.072286][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.072393][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1331.072440][ T32] r4:00000000 [ 1331.072484][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.072582][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1331.072628][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.072719][ T32] r5:00001000 r4:e0315000 [ 1331.072760][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.072835][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.072913][ T32] r5:84b4cf8c r4:84b4cc00 [ 1331.072988][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.073102][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1331.073180][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.073331][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.073398][ T32] r4:84bc7780 [ 1331.073444][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.073543][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1331.073648][ T32] r4:00000001 [ 1331.073735][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.073818][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1331.073875][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.073933][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.074016][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.074080][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.074126][ T32] r4:84bcf280 [ 1331.074173][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.074279][ T32] INFO: task kworker/0:339:4224 blocked for more than 457 seconds. [ 1331.074354][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.074410][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.074475][ T32] task:kworker/0:339 state:D stack:0 pid:4224 tgid:4224 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.074623][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.074747][ T32] Call trace: [ 1331.074821][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1331.074924][ T32] r10:8291a684 r9:eac25d84 r8:00000002 r7:60000113 r6:eac25d8c r5:84a88000 [ 1331.074989][ T32] r4:84a88000 ** 2 printk messages dropped ** [ 1331.075183][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1331.075655][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1331.075971][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1331.076225][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1331.076652][ T32] r10:61c88647 r9:84a88000 r8:850f55ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1331.077246][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1331.078602][ T32] Call trace: ** 4 printk messages dropped ** [ 1331.079037][ T32] Exception stack(0xe0501d28 to 0xe0501d70) ** 1 printk messages dropped ** [ 1331.079172][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1331.079226][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1331.079315][ T32] r5:80000013 r4:80239bb0 [ 1331.079390][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.079482][ T32] r4:82ac21e4 [ 1331.079529][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.079643][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1331.079719][ T32] r4:e0501dc0 [ 1331.079771][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.079910][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1331.079969][ T32] r4:00000000 [ 1331.080013][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.080108][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1331.080155][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.080243][ T32] r5:00001000 r4:e0315000 [ 1331.080286][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.080411][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.080560][ T32] r5:84b4cf8c r4:84b4cc00 [ 1331.111132][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.111230][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1331.111277][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.111332][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.111356][ T32] r4:84bc7780 [ 1331.111376][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.111449][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1331.111501][ T32] r4:00000001 [ 1331.111523][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.111617][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1331.111652][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.111682][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.111709][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.111739][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.111761][ T32] r4:84bcf280 [ 1331.111785][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.111814][ T32] INFO: task kworker/0:340:4225 blocked for more than 457 seconds. [ 1331.111848][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.111968][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.111995][ T32] task:kworker/0:340 state:D stack:0 pid:4225 tgid:4225 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.112104][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.112207][ T32] Call trace: [ 1331.112271][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1331.112369][ T32] r10:8291a684 r9:eac2dd84 r8:00000002 r7:60000013 r6:eac2dd8c r5:84a88c00 [ 1331.112402][ T32] r4:84a88c00 [ 1331.112449][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1331.112498][ T32] r5:84a88c00 r4:8291a680 [ 1331.112519][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.112603][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.112675][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac2de08 [ 1331.112701][ T32] r4:00000000 [ 1331.112722][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1331.112758][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.112797][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.112886][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525c140 [ 1331.112918][ T32] r4:00000000 [ 1331.112940][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.113012][ T32] r9:83018005 r8:84a88c00 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1331.113039][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.113083][ T32] r5:00001000 r4:ea789000 [ 1331.113104][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.113145][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.113186][ T32] r5:851c3f8c r4:851c3c00 [ 1331.113255][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.113304][ T32] r7:dddced80 r6:83018000 r5:851c3f8c r4:850f5780 [ 1331.113326][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.113373][ T32] r10:61c88647 r9:84a88c00 r8:850f57ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.113409][ T32] r4:850f5780 [ 1331.113432][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.113520][ T32] r10:00000000 r9:850f5780 r8:80287e08 r7:eac25e60 r6:850f5880 r5:84a88c00 [ 1331.113545][ T32] r4:00000001 [ 1331.113571][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.113631][ T32] Exception stack(0xeac2dfb0 to 0xeac2dff8) [ 1331.113662][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.113691][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.113790][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.113856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.113918][ T32] r4:8525c080 [ 1331.114321][ T32] INFO: task kworker/0:340:4225 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1331.114407][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.114519][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.114629][ T32] Call trace: [ 1331.114735][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.114798][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1331.114844][ T32] r4:00000000 [ 1331.114869][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.114912][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1331.114960][ T32] 1d20: a4d93000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1331.114994][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1331.115043][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1331.115095][ T32] r5:80000013 r4:80239bb0 [ 1331.115143][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.115212][ T32] r4:82ac21e4 [ 1331.115261][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.115308][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1331.115356][ T32] r4:e0501dc0 [ 1331.115389][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.115435][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1331.115458][ T32] r4:00000000 [ 1331.115551][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.115638][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1331.115664][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.115709][ T32] r5:00001000 r4:e0315000 [ 1331.115730][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.115833][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.115880][ T32] r5:84b4cf8c r4:84b4cc00 [ 1331.115900][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.115947][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1331.116000][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.116078][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.116104][ T32] r4:84bc7780 [ 1331.116124][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.116170][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1331.116193][ T32] r4:00000001 [ 1331.116241][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.116280][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1331.116308][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.116371][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.116405][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.116486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.116513][ T32] r4:84bcf280 [ 1331.116535][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.116565][ T32] INFO: task kworker/0:341:4226 blocked for more than 457 seconds. [ 1331.116595][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.116619][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.116639][ T32] task:kworker/0:341 state:D stack:0 pid:4226 tgid:4226 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.116684][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.116765][ T32] Call trace: [ 1331.117019][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1331.117073][ T32] r10:8291a684 r9:eabb5d84 r8:00000002 r7:60000113 r6:eabb5d8c r5:84a89800 [ 1331.117098][ T32] r4:84a89800 [ 1331.117228][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1331.117355][ T32] r5:84a89800 r4:8291a680 [ 1331.117380][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.117625][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.117705][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabb5e08 [ 1331.117731][ T32] r4:00000000 [ 1331.117752][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1331.117790][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.117918][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.118294][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525c500 [ 1331.120008][ T32] r4:00000000 [ 1331.120034][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.120291][ T32] r9:83018005 r8:84a89800 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1331.120317][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1331.150387][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.150536][ T32] r5:851c878c r4:851c8400 [ 1331.151125][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.151198][ T32] r7:dddced80 r6:83018000 r5:851c878c r4:850f5600 [ 1331.151221][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.151270][ T32] r10:61c88647 r9:84a89800 r8:850f562c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.151293][ T32] r4:850f5600 [ 1331.151312][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.151380][ T32] r10:00000000 r9:850f5600 r8:80287e08 r7:eac25e60 r6:850f5800 r5:84a89800 [ 1331.151407][ T32] r4:00000001 [ 1331.151427][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.151467][ T32] Exception stack(0xeabb5fb0 to 0xeabb5ff8) [ 1331.151497][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.151558][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.151590][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.151621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.151644][ T32] r4:8525c080 [ 1331.152043][ T32] INFO: task kworker/0:341:4226 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1331.152090][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.152815][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.152874][ T32] Call trace: [ 1331.153315][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.153408][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1331.153499][ T32] r4:00000000 [ 1331.153528][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.153577][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1331.153797][ T32] 1d20: a4f36000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1331.153898][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1331.153996][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1331.154025][ T32] r5:80000013 r4:80239bb0 [ 1331.154049][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.154467][ T32] r4:82ac21e4 [ 1331.154492][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.154536][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1331.154564][ T32] r4:e0501dc0 [ 1331.154584][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.154626][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1331.154681][ T32] r4:00000000 [ 1331.154705][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.154752][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1331.154774][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.154818][ T32] r5:00001000 r4:e0315000 [ 1331.154838][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.154878][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.154933][ T32] r5:84b4cf8c r4:84b4cc00 [ 1331.154956][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.155191][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1331.155216][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.155488][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.155515][ T32] r4:84bc7780 [ 1331.155534][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.155695][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1331.155736][ T32] r4:00000001 [ 1331.155758][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.155796][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1331.155823][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.155851][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.155876][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.155956][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.155987][ T32] r4:84bcf280 [ 1331.156076][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.156119][ T32] INFO: task kworker/0:342:4229 blocked for more than 457 seconds. [ 1331.156154][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.156184][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.156207][ T32] task:kworker/0:342 state:D stack:0 pid:4229 tgid:4229 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.156413][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.156685][ T32] Call trace: [ 1331.157133][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1331.157186][ T32] r10:8291a684 r9:eac39d84 r8:00000002 r7:60000013 r6:eac39d8c r5:84a8a400 [ 1331.157345][ T32] r4:84a8a400 [ 1331.157370][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1331.157457][ T32] r5:84a8a400 r4:8291a680 [ 1331.157481][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.157521][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.157570][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac39e08 [ 1331.158293][ T32] r4:00000000 [ 1331.158319][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1331.158354][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.158758][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.158806][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525c580 [ 1331.159449][ T32] r4:00000000 [ 1331.159567][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.159624][ T32] r9:83018005 r8:84a8a400 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1331.159685][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.159798][ T32] r5:00001000 r4:ea823000 [ 1331.159823][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.159915][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.160034][ T32] r5:851c8b8c r4:851c8800 [ 1331.160057][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.160105][ T32] r7:dddced80 r6:83018000 r5:851c8b8c r4:850f5900 [ 1331.160125][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.160172][ T32] r10:61c88647 r9:84a8a400 r8:850f592c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.160195][ T32] r4:850f5900 [ 1331.160214][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.160259][ T32] r10:00000000 r9:850f5900 r8:80287e08 r7:eabb5e60 r6:850f5a00 r5:84a8a400 [ 1331.160281][ T32] r4:00000001 [ 1331.160770][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.191023][ T32] Exception stack(0xeac39fb0 to 0xeac39ff8) [ 1331.191080][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.191110][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.191136][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.191192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.191221][ T32] r4:8525c4c0 [ 1331.191626][ T32] INFO: task kworker/0:342:4229 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1331.191692][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.191799][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.191892][ T32] Call trace: [ 1331.191947][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.192011][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1331.192035][ T32] r4:00000000 [ 1331.192055][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.192166][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1331.192198][ T32] 1d20: a5b59000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1331.192268][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1331.192297][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1331.192321][ T32] r5:80000013 r4:80239bb0 [ 1331.192381][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.192429][ T32] r4:82ac21e4 [ 1331.192449][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.192548][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1331.192579][ T32] r4:e0501dc0 [ 1331.192598][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.192671][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1331.192726][ T32] r4:00000000 [ 1331.192807][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.192889][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1331.192914][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.192994][ T32] r5:00001000 r4:e0315000 [ 1331.193017][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.193058][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.193128][ T32] r5:84b4cf8c r4:84b4cc00 [ 1331.193178][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.193230][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1331.193251][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.193307][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.193380][ T32] r4:84bc7780 [ 1331.193438][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.193545][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1331.193577][ T32] r4:00000001 [ 1331.193596][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.193632][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1331.193680][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.193737][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.193766][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.193817][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.193843][ T32] r4:84bcf280 [ 1331.193869][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.193942][ T32] INFO: task kworker/0:343:4230 blocked for more than 457 seconds. [ 1331.194009][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.194038][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.194060][ T32] task:kworker/0:343 state:D stack:0 pid:4230 tgid:4230 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.194106][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.194147][ T32] Call trace: [ 1331.194176][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1331.194287][ T32] r10:8291a684 r9:eac41d84 r8:00000002 r7:60000013 r6:eac41d8c r5:84a8bc00 [ 1331.194314][ T32] r4:84a8bc00 [ 1331.194353][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1331.194401][ T32] r5:84a8bc00 r4:8291a680 [ 1331.194422][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.194460][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.194501][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac41e08 [ 1331.194523][ T32] r4:00000000 [ 1331.194541][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1331.194594][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.194648][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.194694][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525c9c0 [ 1331.194717][ T32] r4:00000000 [ 1331.194737][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.194793][ T32] r9:83018005 r8:84a8bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1331.194821][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.194885][ T32] r5:00001000 r4:ea945000 [ 1331.194907][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.194947][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.194988][ T32] r5:851c8f8c r4:851c8c00 [ 1331.195017][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.195066][ T32] r7:dddced80 r6:83018000 r5:851c8f8c r4:850f5a80 [ 1331.195086][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.195134][ T32] r10:61c88647 r9:84a8bc00 r8:850f5aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.195156][ T32] r4:850f5a80 [ 1331.195174][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.195218][ T32] r10:00000000 r9:850f5a80 r8:80287e08 r7:eac39e60 r6:850f5980 r5:84a8bc00 [ 1331.195240][ T32] r4:00000001 [ 1331.195258][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.195293][ T32] Exception stack(0xeac41fb0 to 0xeac41ff8) [ 1331.195332][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.195363][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.195389][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.195417][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.195439][ T32] r4:8525c680 [ 1331.195706][ T32] INFO: task kworker/0:343:4230 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1331.195742][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.195829][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.195877][ T32] Call trace: [ 1331.195948][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.196034][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1331.196061][ T32] r4:00000000 [ 1331.196109][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.196198][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1331.196229][ T32] 1d20: a5b59000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1331.196258][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1331.196312][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1331.196382][ T32] r5:80000013 r4:80239bb0 [ 1331.196406][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.196498][ T32] r4:82ac21e4 [ 1331.196522][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.196570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1331.196593][ T32] r4:e0501dc0 [ 1331.196611][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.196652][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1331.196673][ T32] r4:00000000 [ 1331.196692][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.196736][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1331.196788][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.196872][ T32] r5:00001000 r4:e0315000 [ 1331.196929][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.197000][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.197075][ T32] r5:84b4cf8c r4:84b4cc00 [ 1331.197133][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.197182][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1331.197239][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.197291][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.197313][ T32] r4:84bc7780 [ 1331.197363][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.197412][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1331.197435][ T32] r4:00000001 [ 1331.197453][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.197488][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1331.197514][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.197604][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.197638][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.197698][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.197752][ T32] r4:84bcf280 [ 1331.197803][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.197830][ T32] INFO: task kworker/0:344:4234 blocked for more than 457 seconds. [ 1331.197886][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.197942][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.197966][ T32] task:kworker/0:344 state:D stack:0 pid:4234 tgid:4234 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.198012][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.198106][ T32] Call trace: [ 1331.198142][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1331.198225][ T32] r10:8291a684 r9:eac49d84 r8:00000002 r7:60000113 r6:eac49d8c r5:84a8d400 [ 1331.198282][ T32] r4:84a8d400 [ 1331.198334][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1331.198412][ T32] r5:84a8d400 r4:8291a680 [ 1331.198471][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.198513][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.198560][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac49e08 [ 1331.198585][ T32] r4:00000000 [ 1331.198604][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1331.198638][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.198670][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.198741][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525cbc0 [ 1331.198795][ T32] r4:00000000 [ 1331.198821][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.198883][ T32] r9:83018005 r8:84a8d400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1331.198908][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.198984][ T32] r5:00001000 r4:ea967000 [ 1331.199007][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.199049][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.199090][ T32] r5:851c938c r4:851c9000 [ 1331.199110][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.199184][ T32] r7:dddced80 r6:83018000 r5:851c938c r4:850f5b00 [ 1331.199208][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.199254][ T32] r10:61c88647 r9:84a8d400 r8:850f5b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.199279][ T32] r4:850f5b00 [ 1331.199299][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.199391][ T32] r10:00000000 r9:850f5b00 r8:80287e08 r7:eac41e60 r6:850f5c80 r5:84a8d400 [ 1331.199446][ T32] r4:00000001 [ 1331.199467][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.199565][ T32] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1331.199597][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.199644][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.199702][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.199764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.199819][ T32] r4:8525c980 [ 1331.200100][ T32] INFO: task kworker/0:344:4234 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1331.200166][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.200297][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.200359][ T32] Call trace: [ 1331.200518][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.216797][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1331.216898][ T32] r4:00000000 [ 1331.216958][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.217017][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1331.217078][ T32] 1d20: a5d97000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1331.217111][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1331.217136][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1331.217160][ T32] r5:80000013 r4:80239bb0 [ 1331.217221][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.217267][ T32] r4:82ac21e4 [ 1331.217287][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.217358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1331.217384][ T32] r4:e0501dc0 [ 1331.217417][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.217462][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1331.217503][ T32] r4:00000000 [ 1331.217536][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.217604][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1331.217633][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.217684][ T32] r5:00001000 r4:e0315000 [ 1331.217706][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.217746][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.217808][ T32] r5:84b4cf8c r4:84b4cc00 [ 1331.217852][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.217904][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1331.217926][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.217994][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.218040][ T32] r4:84bc7780 [ 1331.218064][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.218111][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1331.218134][ T32] r4:00000001 [ 1331.218164][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.218224][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1331.218254][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.218338][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.218370][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.218481][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.218514][ T32] r4:84bcf280 [ 1331.218575][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.218607][ T32] INFO: task kworker/0:345:4236 blocked for more than 457 seconds. [ 1331.218662][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.218690][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.218712][ T32] task:kworker/0:345 state:D stack:0 pid:4236 tgid:4236 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.218765][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.218822][ T32] Call trace: [ 1331.218883][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1331.218934][ T32] r10:8291a684 r9:eac4dd84 r8:00000002 r7:60000113 r6:eac4dd8c r5:84a8b000 [ 1331.218957][ T32] r4:84a8b000 [ 1331.218977][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1331.219021][ T32] r5:84a8b000 r4:8291a680 [ 1331.219041][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.219079][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.219150][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac4de08 [ 1331.219176][ T32] r4:00000000 [ 1331.219196][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1331.219232][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.219275][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.219319][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525cd80 [ 1331.219368][ T32] r4:00000000 [ 1331.219400][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.219476][ T32] r9:83018005 r8:84a8b000 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1331.219525][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.219688][ T32] r5:00001000 r4:ea971000 [ 1331.219723][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.219770][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.219814][ T32] r5:851c978c r4:851c9400 [ 1331.219868][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.219937][ T32] r7:dddced80 r6:83018000 r5:851c978c r4:850f5b80 [ 1331.219961][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.220031][ T32] r10:61c88647 r9:84a8b000 r8:850f5bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.220074][ T32] r4:850f5b80 [ 1331.220101][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.220149][ T32] r10:00000000 r9:850f5b80 r8:80287e08 r7:eac49e60 r6:850f5d80 r5:84a8b000 [ 1331.220172][ T32] r4:00000001 [ 1331.220190][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.220226][ T32] Exception stack(0xeac4dfb0 to 0xeac4dff8) [ 1331.220261][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.220316][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.220384][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.220415][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.220503][ T32] r4:8525cb80 [ 1331.233289][ T32] INFO: task kworker/0:345:4236 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1331.233411][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.233590][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.233719][ T32] Call trace: [ 1331.233817][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.233942][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1331.233976][ T32] r4:00000000 [ 1331.234032][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.234079][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1331.234109][ T32] 1d20: a6434000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1331.234169][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1331.234199][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1331.234224][ T32] r5:80000013 r4:80239bb0 [ 1331.234245][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.234322][ T32] r4:82ac21e4 [ 1331.234347][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.234391][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1331.234451][ T32] r4:e0501dc0 [ 1331.234504][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.234551][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1331.234608][ T32] r4:00000000 [ 1331.234660][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.234711][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1331.234733][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.234776][ T32] r5:00001000 r4:e0315000 [ 1331.234797][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.234878][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.234951][ T32] r5:84b4cf8c r4:84b4cc00 [ 1331.235005][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.235056][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1331.235077][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.235178][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.235264][ T32] r4:84bc7780 [ 1331.235335][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.235423][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1331.235449][ T32] r4:00000001 [ 1331.235499][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.235540][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1331.235585][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.235620][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.235648][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.235682][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.235704][ T32] r4:84bcf280 [ 1331.235725][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.235774][ T32] INFO: task kworker/0:346:4238 blocked for more than 457 seconds. [ 1331.235808][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.235865][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.235890][ T32] task:kworker/0:346 state:D stack:0 pid:4238 tgid:4238 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.235936][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.236011][ T32] Call trace: [ 1331.236058][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1331.236110][ T32] r10:8291a684 r9:eac51d84 r8:00000002 r7:60000113 r6:eac51d8c r5:84a8c800 [ 1331.236134][ T32] r4:84a8c800 [ 1331.236153][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1331.236196][ T32] r5:84a8c800 r4:8291a680 [ 1331.236237][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.236279][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.236323][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac51e08 [ 1331.236361][ T32] r4:00000000 [ 1331.236380][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1331.236469][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.236511][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.236598][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852616c0 [ 1331.236627][ T32] r4:00000000 [ 1331.236653][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.236699][ T32] r9:83018005 r8:84a8c800 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1331.236721][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.236797][ T32] r5:00001000 r4:eabe1000 [ 1331.236854][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.236899][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.236975][ T32] r5:851ca78c r4:851ca400 [ 1331.237014][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.237097][ T32] r7:dddced80 r6:83018000 r5:851ca78c r4:850f5c00 [ 1331.237155][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.237205][ T32] r10:61c88647 r9:84a8c800 r8:850f5c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.237229][ T32] r4:850f5c00 [ 1331.237278][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.237327][ T32] r10:00000000 r9:850f5c00 r8:80287e08 r7:eac4de60 r6:850f5e80 r5:84a8c800 [ 1331.237349][ T32] r4:00000001 [ 1331.237416][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.237489][ T32] Exception stack(0xeac51fb0 to 0xeac51ff8) [ 1331.237519][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.237589][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.237649][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.237684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.237707][ T32] r4:8525c8c0 [ 1331.237971][ T32] INFO: task kworker/0:346:4238 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1331.238009][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.238114][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.238227][ T32] Call trace: [ 1331.238260][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.238341][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1331.238369][ T32] r4:00000000 [ 1331.238427][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.238501][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1331.238533][ T32] 1d20: a6434000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1331.238630][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1331.238659][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1331.238684][ T32] r5:80000013 r4:80239bb0 [ 1331.238745][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.238942][ T32] r4:82ac21e4 [ 1331.239010][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.239056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1331.239079][ T32] r4:e0501dc0 [ 1331.239098][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.239159][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1331.239185][ T32] r4:00000000 [ 1331.239206][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.239252][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1331.239274][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.239330][ T32] r5:00001000 r4:e0315000 [ 1331.239362][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.239430][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.239476][ T32] r5:84b4cf8c r4:84b4cc00 [ 1331.239506][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.239562][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1331.239595][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.239668][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.239702][ T32] r4:84bc7780 [ 1331.239724][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.239771][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1331.239794][ T32] r4:00000001 [ 1331.239812][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.239857][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1331.239887][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.239916][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.239944][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.239984][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.240010][ T32] r4:84bcf280 [ 1331.240030][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.240075][ T32] INFO: task kworker/0:347:4239 blocked for more than 457 seconds. [ 1331.240107][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.240131][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.240151][ T32] task:kworker/0:347 state:D stack:0 pid:4239 tgid:4239 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.240230][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.240295][ T32] Call trace: [ 1331.240352][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1331.240406][ T32] r10:8291a684 r9:eac59d84 r8:00000002 r7:60000113 r6:eac59d8c r5:84a8ec00 [ 1331.240450][ T32] r4:84a8ec00 [ 1331.240525][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1331.263028][ T32] r5:84a8ec00 r4:8291a680 [ 1331.263099][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.263168][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.263246][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac59e08 [ 1331.263273][ T32] r4:00000000 [ 1331.263308][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1331.263378][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.263473][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.263522][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85261040 [ 1331.263544][ T32] r4:00000000 [ 1331.263592][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.263643][ T32] r9:83018005 r8:84a8ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1331.263665][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.263711][ T32] r5:00001000 r4:ea9a3000 [ 1331.263768][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.263855][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.263929][ T32] r5:851c9b8c r4:851c9800 [ 1331.263984][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.264038][ T32] r7:dddced80 r6:83018000 r5:851c9b8c r4:850f5d00 [ 1331.264075][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.264126][ T32] r10:61c88647 r9:84a8ec00 r8:850f5d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.264150][ T32] r4:850f5d00 [ 1331.264169][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.264244][ T32] r10:00000000 r9:850f5d00 r8:80287e08 r7:eac51e60 r6:850f5f80 r5:84a8ec00 [ 1331.264269][ T32] r4:00000001 [ 1331.264289][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.264407][ T32] Exception stack(0xeac59fb0 to 0xeac59ff8) [ 1331.264450][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.264496][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.264555][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.264626][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.264709][ T32] r4:852610c0 [ 1331.265154][ T32] INFO: task kworker/0:347:4239 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1331.265196][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.265385][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.265504][ T32] Call trace: [ 1331.265578][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.265636][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1331.265660][ T32] r4:00000000 [ 1331.265710][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.265787][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1331.265818][ T32] 1d20: a6b7f000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1331.265851][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1331.265877][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1331.265900][ T32] r5:80000013 r4:80239bb0 [ 1331.265921][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.266019][ T32] r4:82ac21e4 [ 1331.266043][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.266089][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1331.266112][ T32] r4:e0501dc0 [ 1331.266130][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.266211][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1331.266240][ T32] r4:00000000 [ 1331.266261][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.266318][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1331.266354][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.266430][ T32] r5:00001000 r4:e0315000 [ 1331.266453][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.266545][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.266591][ T32] r5:84b4cf8c r4:84b4cc00 [ 1331.266656][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.266707][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1331.266729][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.266802][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.266828][ T32] r4:84bc7780 [ 1331.266848][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.266896][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1331.266919][ T32] r4:00000001 [ 1331.266942][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.266978][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1331.267005][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.267033][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.267064][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.267094][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.267158][ T32] r4:84bcf280 [ 1331.267182][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.267223][ T32] INFO: task kworker/0:348:4242 blocked for more than 457 seconds. [ 1331.267290][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.267335][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.267358][ T32] task:kworker/0:348 state:D stack:0 pid:4242 tgid:4242 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.267443][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.267488][ T32] Call trace: [ 1331.267539][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1331.267619][ T32] r10:8291a684 r9:eac61d84 r8:00000002 r7:60000013 r6:eac61d8c r5:851e8000 [ 1331.267653][ T32] r4:851e8000 [ 1331.267675][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1331.267723][ T32] r5:851e8000 r4:8291a680 [ 1331.267743][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.267782][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.267824][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac61e08 [ 1331.267876][ T32] r4:00000000 [ 1331.267899][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1331.267937][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.267993][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.268067][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852612c0 [ 1331.268094][ T32] r4:00000000 [ 1331.268114][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.268187][ T32] r9:83018005 r8:851e8000 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1331.268212][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.268270][ T32] r5:00001000 r4:ea9b5000 [ 1331.268352][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.268434][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.268520][ T32] r5:851c9f8c r4:851c9c00 [ 1331.268560][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.268663][ T32] r7:dddced80 r6:83018000 r5:851c9f8c r4:84bc8e80 [ 1331.268742][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.268828][ T32] r10:61c88647 r9:851e8000 r8:84bc8eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.268876][ T32] r4:84bc8e80 [ 1331.268911][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.268990][ T32] r10:00000000 r9:84bc8e80 r8:80287e08 r7:eac51e60 r6:84bc8f80 r5:851e8000 [ 1331.269033][ T32] r4:00000001 [ 1331.269069][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.269170][ T32] Exception stack(0xeac61fb0 to 0xeac61ff8) [ 1331.269230][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.269361][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.269428][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.269521][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.269591][ T32] r4:852610c0 [ 1331.269903][ T32] INFO: task kworker/0:348:4242 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1331.269941][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.270031][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.270078][ T32] Call trace: [ 1331.270128][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.270186][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1331.270247][ T32] r4:00000000 [ 1331.270270][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.270338][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1331.270406][ T32] 1d20: a6b7f000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1331.270496][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1331.294598][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1331.294711][ T32] r5:80000013 r4:80239bb0 [ 1331.294740][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.294807][ T32] r4:82ac21e4 [ 1331.294832][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.294878][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1331.294901][ T32] r4:e0501dc0 [ 1331.294920][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.294963][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1331.295015][ T32] r4:00000000 [ 1331.295038][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.295087][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1331.295109][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.295154][ T32] r5:00001000 r4:e0315000 [ 1331.295192][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.295235][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.295278][ T32] r5:84b4cf8c r4:84b4cc00 [ 1331.295328][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.295411][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1331.295437][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.295487][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.295510][ T32] r4:84bc7780 [ 1331.295529][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.295576][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1331.295598][ T32] r4:00000001 [ 1331.295617][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.295685][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1331.295715][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.295744][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.295853][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.295909][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.295935][ T32] r4:84bcf280 [ 1331.295958][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.296028][ T32] INFO: task kworker/0:349:4243 blocked for more than 457 seconds. [ 1331.296095][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.296164][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.296191][ T32] task:kworker/0:349 state:D stack:0 pid:4243 tgid:4243 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.296259][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.296358][ T32] Call trace: [ 1331.296452][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1331.296510][ T32] r10:8291a684 r9:eac65d84 r8:00000002 r7:60000113 r6:eac65d8c r5:851ea400 [ 1331.296533][ T32] r4:851ea400 [ 1331.296553][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1331.296596][ T32] r5:851ea400 r4:8291a680 [ 1331.296615][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.296685][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.296771][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac65e08 [ 1331.296797][ T32] r4:00000000 [ 1331.296844][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1331.296910][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.296948][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.296992][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852614c0 [ 1331.297015][ T32] r4:00000000 [ 1331.297039][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.297088][ T32] r9:83018005 r8:851ea400 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1331.297110][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.297151][ T32] r5:00001000 r4:eabb9000 [ 1331.297171][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.297212][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.297259][ T32] r5:851ca38c r4:851ca000 [ 1331.297280][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.297366][ T32] r7:dddced80 r6:83018000 r5:851ca38c r4:85264000 [ 1331.297390][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.297468][ T32] r10:61c88647 r9:851ea400 r8:8526402c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.297494][ T32] r4:85264000 [ 1331.297513][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.297588][ T32] r10:00000000 r9:85264000 r8:80287e08 r7:eac51e60 r6:85264080 r5:851ea400 [ 1331.297613][ T32] r4:00000001 [ 1331.297638][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.297675][ T32] Exception stack(0xeac65fb0 to 0xeac65ff8) [ 1331.297759][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.297821][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.297853][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.297884][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.297906][ T32] r4:85261480 [ 1331.298351][ T32] INFO: task kworker/0:349:4243 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1331.298390][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.298466][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.298590][ T32] Call trace: [ 1331.298634][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.298687][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1331.298710][ T32] r4:00000000 [ 1331.298730][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.298769][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1331.298826][ T32] 1d20: a72ee000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1331.298859][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1331.298912][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1331.298939][ T32] r5:80000013 r4:80239bb0 [ 1331.298959][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.299030][ T32] r4:82ac21e4 [ 1331.299082][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.299128][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1331.299151][ T32] r4:e0501dc0 [ 1331.299198][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.299244][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1331.299267][ T32] r4:00000000 [ 1331.299286][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.299341][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1331.299362][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.299418][ T32] r5:00001000 r4:e0315000 [ 1331.299441][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.299481][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.299553][ T32] r5:84b4cf8c r4:84b4cc00 [ 1331.299576][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.299623][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1331.299644][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.299720][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.299775][ T32] r4:84bc7780 [ 1331.299796][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.299843][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1331.299866][ T32] r4:00000001 [ 1331.299905][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.299947][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1331.299974][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.300023][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.300053][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.300091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.300124][ T32] r4:84bcf280 [ 1331.300160][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.300188][ T32] INFO: task kworker/0:350:4246 blocked for more than 457 seconds. [ 1331.300257][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.300303][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.300356][ T32] task:kworker/0:350 state:D stack:0 pid:4246 tgid:4246 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.300406][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.307205][ T32] Call trace: [ 1331.307304][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1331.307384][ T32] r10:8291a684 r9:eac45d84 r8:00000002 r7:60000013 r6:eac45d8c r5:851e8c00 [ 1331.307413][ T32] r4:851e8c00 [ 1331.307435][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1331.307480][ T32] r5:851e8c00 r4:8291a680 [ 1331.307501][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.307540][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.307581][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac45e08 [ 1331.307603][ T32] r4:00000000 [ 1331.307621][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1331.307662][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.307786][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.307970][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85261740 [ 1331.308001][ T32] r4:00000000 [ 1331.308068][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.308135][ T32] r9:83018005 r8:851e8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1331.308169][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.308227][ T32] r5:00001000 r4:eac67000 [ 1331.308277][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.308372][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.308492][ T32] r5:851cab8c r4:851ca800 [ 1331.308692][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.309304][ T32] r7:dddced80 r6:83018000 r5:851cab8c r4:85264100 [ 1331.309334][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.309384][ T32] r10:61c88647 r9:851e8c00 r8:8526412c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.309407][ T32] r4:85264100 [ 1331.309438][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.309516][ T32] r10:00000000 r9:85264100 r8:80287e08 r7:eac51e60 r6:85264200 r5:851e8c00 [ 1331.309602][ T32] r4:00000001 [ 1331.309625][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.309665][ T32] Exception stack(0xeac45fb0 to 0xeac45ff8) [ 1331.309697][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.309825][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.309856][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.310496][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.329411][ T32] r4:85261680 [ 1331.329901][ T32] INFO: task kworker/0:350:4246 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1331.329949][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.330052][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.330159][ T32] Call trace: [ 1331.330209][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.330280][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1331.330340][ T32] r4:00000000 [ 1331.330364][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.330408][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1331.330438][ T32] 1d20: a7a3a000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1331.333430][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1331.333581][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1331.333618][ T32] r5:80000013 r4:80239bb0 [ 1331.333672][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.333773][ T32] r4:82ac21e4 [ 1331.333827][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.333875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1331.333899][ T32] r4:e0501dc0 [ 1331.333952][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.333999][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1331.334065][ T32] r4:00000000 [ 1331.334159][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.334215][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1331.334271][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.334334][ T32] r5:00001000 r4:e0315000 [ 1331.334357][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.334397][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.334455][ T32] r5:84b4cf8c r4:84b4cc00 [ 1331.334534][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.334607][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1331.334655][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.334734][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.334789][ T32] r4:84bc7780 [ 1331.334813][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.334860][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1331.334882][ T32] r4:00000001 [ 1331.334901][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.334938][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1331.334966][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.335028][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.335059][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.335087][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.335109][ T32] r4:84bcf280 [ 1331.335182][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.335215][ T32] INFO: task kworker/0:351:4248 blocked for more than 457 seconds. [ 1331.335248][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.335315][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.335369][ T32] task:kworker/0:351 state:D stack:0 pid:4248 tgid:4248 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.335430][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.335526][ T32] Call trace: [ 1331.335562][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1331.335647][ T32] r10:8291a684 r9:eac3dd84 r8:00000002 r7:60000113 r6:eac3dd8c r5:851eb000 [ 1331.335702][ T32] r4:851eb000 [ 1331.335758][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1331.335805][ T32] r5:851eb000 r4:8291a680 [ 1331.335825][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.335876][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.335919][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac3de08 [ 1331.335940][ T32] r4:00000000 [ 1331.335959][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1331.336005][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.336081][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.336169][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85261ac0 [ 1331.336194][ T32] r4:00000000 [ 1331.336213][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.336318][ T32] r9:83018005 r8:851eb000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1331.336373][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.336416][ T32] r5:00001000 r4:eac83000 [ 1331.336466][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.336509][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.336555][ T32] r5:851cb38c r4:851cb000 [ 1331.336575][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.336648][ T32] r7:dddced80 r6:83018000 r5:851cb38c r4:85264280 [ 1331.336672][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.336720][ T32] r10:61c88647 r9:851eb000 r8:852642ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.336743][ T32] r4:85264280 [ 1331.336761][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.336805][ T32] r10:00000000 r9:85264280 r8:80287e08 r7:eac45e60 r6:85264380 r5:851eb000 [ 1331.336858][ T32] r4:00000001 [ 1331.336879][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.337000][ T32] Exception stack(0xeac3dfb0 to 0xeac3dff8) [ 1331.337030][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.337058][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.337089][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.337120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.337142][ T32] r4:85261780 [ 1331.337555][ T32] INFO: task kworker/0:351:4248 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1331.337592][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.337656][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.337749][ T32] Call trace: [ 1331.337782][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.337834][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1331.337857][ T32] r4:00000000 [ 1331.337876][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.337938][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1331.337969][ T32] 1d20: a7a3a000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1331.337999][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1331.338044][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1331.338071][ T32] r5:80000013 r4:80239bb0 [ 1331.338091][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.338131][ T32] r4:82ac21e4 [ 1331.338150][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.338191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1331.338214][ T32] r4:e0501dc0 [ 1331.338248][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.338340][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1331.338372][ T32] r4:00000000 [ 1331.338406][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.338484][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1331.338509][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.338552][ T32] r5:00001000 r4:e0315000 [ 1331.338583][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.338650][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.338701][ T32] r5:84b4cf8c r4:84b4cc00 [ 1331.338733][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.338786][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1331.338808][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.338855][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.338887][ T32] r4:84bc7780 [ 1331.338910][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.338957][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1331.338997][ T32] r4:00000001 [ 1331.339024][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.339079][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1331.339152][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.339184][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.339231][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.339272][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.339304][ T32] r4:84bcf280 [ 1331.339324][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.339348][ T32] INFO: task kworker/0:352:4251 blocked for more than 457 seconds. [ 1331.339395][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.339421][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.339461][ T32] task:kworker/0:352 state:D stack:0 pid:4251 tgid:4251 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.339551][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.339600][ T32] Call trace: [ 1331.339674][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1331.339730][ T32] r10:8291a684 r9:eac75d84 r8:00000002 r7:60000113 r6:eac75d8c r5:851ebc00 [ 1331.339768][ T32] r4:851ebc00 [ 1331.339812][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1331.339858][ T32] r5:851ebc00 r4:8291a680 [ 1331.339890][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.339938][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.339982][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac75e08 [ 1331.340004][ T32] r4:00000000 [ 1331.340055][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1331.340093][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.340167][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.340212][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85261940 [ 1331.340234][ T32] r4:00000000 [ 1331.340264][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.340316][ T32] r9:83018005 r8:851ebc00 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1331.340403][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.354875][ T32] r5:00001000 r4:eac6d000 [ 1331.354963][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.355052][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.355101][ T32] r5:851caf8c r4:851cac00 [ 1331.355122][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.355171][ T32] r7:dddced80 r6:83018000 r5:851caf8c r4:85264180 [ 1331.355192][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.355260][ T32] r10:61c88647 r9:851ebc00 r8:852641ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.355324][ T32] r4:85264180 [ 1331.355347][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.355417][ T32] r10:00000000 r9:85264180 r8:80287e08 r7:eac3de60 r6:85264480 r5:851ebc00 [ 1331.355479][ T32] r4:00000001 [ 1331.355502][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.355569][ T32] Exception stack(0xeac75fb0 to 0xeac75ff8) [ 1331.355603][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.355632][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.355658][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.355687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.355709][ T32] r4:85261900 [ 1331.356112][ T32] INFO: task kworker/0:352:4251 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1331.356210][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.356361][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.356453][ T32] Call trace: [ 1331.356520][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.356580][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1331.356603][ T32] r4:00000000 [ 1331.356626][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.356706][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1331.356738][ T32] 1d20: a7d47000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1331.356766][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1331.356790][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1331.356813][ T32] r5:80000013 r4:80239bb0 [ 1331.356868][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.356950][ T32] r4:82ac21e4 [ 1331.356974][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.357017][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1331.357040][ T32] r4:e0501dc0 [ 1331.357058][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.357099][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1331.357157][ T32] r4:00000000 [ 1331.357183][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.357231][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1331.357320][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.357389][ T32] r5:00001000 r4:e0315000 [ 1331.357458][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.357531][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.357578][ T32] r5:84b4cf8c r4:84b4cc00 [ 1331.357598][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.357656][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1331.357719][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.357837][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.357934][ T32] r4:84bc7780 [ 1331.358015][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.358088][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1331.358114][ T32] r4:00000001 [ 1331.358171][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.358213][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1331.358241][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.358269][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.358333][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.358405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.358430][ T32] r4:84bcf280 [ 1331.358451][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.358503][ T32] INFO: task kworker/0:353:4253 blocked for more than 457 seconds. [ 1331.358569][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.358596][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.358630][ T32] task:kworker/0:353 state:D stack:0 pid:4253 tgid:4253 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.358770][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.358831][ T32] Call trace: [ 1331.358946][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1331.358998][ T32] r10:8291a684 r9:eac8dd84 r8:00000002 r7:60000113 r6:eac8dd8c r5:851ec800 [ 1331.359059][ T32] r4:851ec800 [ 1331.359084][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1331.359128][ T32] r5:851ec800 r4:8291a680 [ 1331.359175][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.359218][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.359262][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac8de08 [ 1331.359284][ T32] r4:00000000 [ 1331.359310][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1331.359366][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.359404][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.359470][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85261c40 [ 1331.359524][ T32] r4:00000000 [ 1331.359546][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.359592][ T32] r9:83018005 r8:851ec800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1331.359613][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.359697][ T32] r5:00001000 r4:eac89000 [ 1331.359719][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.359760][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.359830][ T32] r5:851cb78c r4:851cb400 [ 1331.359874][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.359923][ T32] r7:dddced80 r6:83018000 r5:851cb78c r4:85264300 [ 1331.359944][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.360012][ T32] r10:61c88647 r9:851ec800 r8:8526432c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.360039][ T32] r4:85264300 [ 1331.360057][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.360102][ T32] r10:00000000 r9:85264300 r8:80287e08 r7:eac3de60 r6:85264580 r5:851ec800 [ 1331.360143][ T32] r4:00000001 [ 1331.360206][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.360244][ T32] Exception stack(0xeac8dfb0 to 0xeac8dff8) [ 1331.360271][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.360308][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.360356][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.360388][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.377754][ T32] r4:85261a80 [ 1331.378243][ T32] INFO: task kworker/0:353:4253 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1331.378347][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.378426][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.378527][ T32] Call trace: [ 1331.378566][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.378627][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1331.378692][ T32] r4:00000000 [ 1331.378717][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.378814][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1331.378848][ T32] 1d20: a8616000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1331.378876][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1331.378901][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1331.378926][ T32] r5:80000013 r4:80239bb0 [ 1331.378972][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.379018][ T32] r4:82ac21e4 [ 1331.379038][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.379125][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1331.379200][ T32] r4:e0501dc0 [ 1331.379233][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.379301][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1331.379347][ T32] r4:00000000 [ 1331.379392][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.379577][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1331.379610][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.379657][ T32] r5:00001000 r4:e0315000 [ 1331.379677][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.379717][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.379759][ T32] r5:84b4cf8c r4:84b4cc00 [ 1331.379779][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.379830][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1331.379865][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.379915][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.379937][ T32] r4:84bc7780 [ 1331.379956][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.380003][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1331.380025][ T32] r4:00000001 [ 1331.380045][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.380080][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1331.380147][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.380205][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.380317][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.380502][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.387737][ T32] r4:84bcf280 [ 1331.387809][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.387854][ T32] INFO: task kworker/0:354:4254 blocked for more than 457 seconds. [ 1331.387899][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.387928][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.387969][ T32] task:kworker/0:354 state:D stack:0 pid:4254 tgid:4254 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.388040][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.388122][ T32] Call trace: [ 1331.388180][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1331.388241][ T32] r10:8291a684 r9:eacb5d84 r8:00000002 r7:60000013 r6:eacb5d8c r5:85233c00 [ 1331.388299][ T32] r4:85233c00 [ 1331.388323][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1331.388426][ T32] r5:85233c00 r4:8291a680 [ 1331.388456][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.388517][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.388579][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacb5e08 [ 1331.388616][ T32] r4:00000000 [ 1331.388653][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1331.388732][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.388779][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.388841][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85261dc0 [ 1331.388894][ T32] r4:00000000 [ 1331.388918][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.388985][ T32] r9:83018005 r8:85233c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0dd000 [ 1331.389031][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.389082][ T32] r5:00001000 r4:eac93000 [ 1331.389123][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.389166][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.389208][ T32] r5:851cbb8c r4:851cb800 [ 1331.389229][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.389311][ T32] r7:dddced80 r6:83018000 r5:851cbb8c r4:85264400 [ 1331.389349][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.389445][ T32] r10:61c88647 r9:85233c00 r8:8526442c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.389493][ T32] r4:85264400 [ 1331.389517][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.389567][ T32] r10:00000000 r9:85264400 r8:80287e08 r7:eac8de60 r6:850dfe00 r5:85233c00 [ 1331.389610][ T32] r4:00000001 [ 1331.389641][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.389692][ T32] Exception stack(0xeacb5fb0 to 0xeacb5ff8) [ 1331.389744][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.389797][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.389827][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.389876][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.389921][ T32] r4:85261c00 [ 1331.390332][ T32] INFO: task kworker/0:354:4254 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1331.390370][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.403771][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.403897][ T32] Call trace: [ 1331.403933][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.404006][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1331.404034][ T32] r4:00000000 [ 1331.404056][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.404098][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1331.404150][ T32] 1d20: a8a29000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1331.404284][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1331.404319][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1331.404365][ T32] r5:80000013 r4:80239bb0 [ 1331.404408][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.404523][ T32] r4:82ac21e4 [ 1331.404546][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.404617][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1331.404664][ T32] r4:e0501dc0 [ 1331.404727][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.404774][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1331.404796][ T32] r4:00000000 [ 1331.404816][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.404862][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1331.404907][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.404974][ T32] r5:00001000 r4:e0315000 [ 1331.405006][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.405058][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.405105][ T32] r5:84b4cf8c r4:84b4cc00 [ 1331.405157][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.405211][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1331.405233][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.405281][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.405321][ T32] r4:84bc7780 [ 1331.405368][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.405420][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1331.405465][ T32] r4:00000001 [ 1331.405488][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.405525][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1331.405602][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.405634][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.405660][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.405749][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.405774][ T32] r4:84bcf280 [ 1331.405798][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.405827][ T32] INFO: task kworker/0:355:4256 blocked for more than 457 seconds. [ 1331.405859][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.405887][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.405911][ T32] task:kworker/0:355 state:D stack:0 pid:4256 tgid:4256 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.405961][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.406108][ T32] Call trace: [ 1331.406173][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1331.406268][ T32] r10:8291a684 r9:eacbdd84 r8:00000002 r7:60000013 r6:eacbdd8c r5:85234800 [ 1331.406299][ T32] r4:85234800 [ 1331.406345][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1331.406393][ T32] r5:85234800 r4:8291a680 [ 1331.406433][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.406475][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.406538][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacbde08 [ 1331.406564][ T32] r4:00000000 [ 1331.406583][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1331.406640][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.406698][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.406742][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525cf40 [ 1331.406785][ T32] r4:00000000 [ 1331.406807][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.406852][ T32] r9:83018005 r8:85234800 r7:00000000 r6:83018000 r5:00001000 r4:7f0df000 [ 1331.406874][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.406915][ T32] r5:00001000 r4:eacad000 [ 1331.406955][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.406997][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.407039][ T32] r5:851cbf8c r4:851cbc00 [ 1331.407099][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.407147][ T32] r7:dddced80 r6:83018000 r5:851cbf8c r4:85264500 [ 1331.407167][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.407212][ T32] r10:61c88647 r9:85234800 r8:8526452c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.407234][ T32] r4:85264500 [ 1331.407271][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.407325][ T32] r10:00000000 r9:85264500 r8:80287e08 r7:eacb5e60 r6:850dff80 r5:85234800 [ 1331.407350][ T32] r4:00000001 [ 1331.407412][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.407457][ T32] Exception stack(0xeacbdfb0 to 0xeacbdff8) [ 1331.407526][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.407557][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.407584][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.407611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.407637][ T32] r4:85261d80 [ 1331.408071][ T32] INFO: task kworker/0:355:4256 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1331.408112][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.408294][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.408404][ T32] Call trace: [ 1331.408442][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.408578][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1331.408605][ T32] r4:00000000 [ 1331.408625][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.408666][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1331.408693][ T32] 1d20: a8a29000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1331.408731][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1331.408767][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1331.408814][ T32] r5:80000013 r4:80239bb0 [ 1331.408837][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.408878][ T32] r4:82ac21e4 [ 1331.408935][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.408981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1331.409004][ T32] r4:e0501dc0 [ 1331.409022][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.409086][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1331.409111][ T32] r4:00000000 [ 1331.409139][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.409188][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1331.409210][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.409252][ T32] r5:00001000 r4:e0315000 [ 1331.409271][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.409317][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.409359][ T32] r5:84b4cf8c r4:84b4cc00 [ 1331.409379][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.409445][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1331.409490][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.409561][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.409619][ T32] r4:84bc7780 [ 1331.409642][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.409698][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1331.409732][ T32] r4:00000001 [ 1331.409762][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.409799][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1331.409864][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.409902][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.409930][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.409979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.410005][ T32] r4:84bcf280 [ 1331.410040][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.410067][ T32] INFO: task kworker/0:356:4258 blocked for more than 457 seconds. [ 1331.410096][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.410119][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.410160][ T32] task:kworker/0:356 state:D stack:0 pid:4258 tgid:4258 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.410217][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.410269][ T32] Call trace: [ 1331.410320][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1331.410372][ T32] r10:8291a684 r9:eace1d84 r8:00000002 r7:60000013 r6:eace1d8c r5:85231800 [ 1331.410394][ T32] r4:85231800 [ 1331.410454][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1331.420916][ T32] r5:85231800 r4:8291a680 [ 1331.421000][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.421111][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.421160][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eace1e08 [ 1331.421204][ T32] r4:00000000 [ 1331.421227][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1331.421263][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.421323][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.421370][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85261d80 [ 1331.421392][ T32] r4:00000000 [ 1331.421411][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.421457][ T32] r9:83018005 r8:85231800 r7:00000000 r6:83018000 r5:00001000 r4:7f0e1000 [ 1331.421478][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.421522][ T32] r5:00001000 r4:eaccf000 [ 1331.421546][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.421587][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.421640][ T32] r5:851d438c r4:851d4000 [ 1331.421664][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.421732][ T32] r7:dddced80 r6:83018000 r5:851d438c r4:85264700 [ 1331.421776][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.421827][ T32] r10:61c88647 r9:85231800 r8:8526472c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.421849][ T32] r4:85264700 [ 1331.421889][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.421951][ T32] r10:00000000 r9:85264700 r8:80287e08 r7:eacbde60 r6:850dfe80 r5:85231800 [ 1331.421996][ T32] r4:00000001 [ 1331.422019][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.422098][ T32] Exception stack(0xeace1fb0 to 0xeace1ff8) [ 1331.422196][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.422251][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.422281][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.422317][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.422362][ T32] r4:85261f00 [ 1331.422774][ T32] INFO: task kworker/0:356:4258 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1331.422813][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.422906][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.422979][ T32] Call trace: [ 1331.423073][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.423129][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1331.423152][ T32] r4:00000000 [ 1331.423171][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.423251][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1331.423324][ T32] 1d20: a8baa000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1331.423399][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1331.423465][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1331.423552][ T32] r5:80000013 r4:80239bb0 [ 1331.423579][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.423625][ T32] r4:82ac21e4 [ 1331.423645][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.423688][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1331.423713][ T32] r4:e0501dc0 [ 1331.423757][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.423824][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1331.423881][ T32] r4:00000000 [ 1331.423905][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.423952][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1331.423973][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.424035][ T32] r5:00001000 r4:e0315000 [ 1331.424059][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.424160][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.424228][ T32] r5:84b4cf8c r4:84b4cc00 [ 1331.424260][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.424317][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1331.424359][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.424421][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.424447][ T32] r4:84bc7780 [ 1331.424467][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.424513][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1331.424566][ T32] r4:00000001 [ 1331.424684][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.424722][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1331.424749][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.424777][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.424802][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.424869][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.424894][ T32] r4:84bcf280 [ 1331.424916][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.424944][ T32] INFO: task kworker/0:357:4260 blocked for more than 457 seconds. [ 1331.425023][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.425097][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.425154][ T32] task:kworker/0:357 state:D stack:0 pid:4260 tgid:4260 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.425208][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.425250][ T32] Call trace: [ 1331.425279][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1331.425420][ T32] r10:8291a684 r9:eace5d84 r8:00000002 r7:60000113 r6:eace5d8c r5:85235400 [ 1331.425449][ T32] r4:85235400 [ 1331.425470][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1331.425574][ T32] r5:85235400 r4:8291a680 [ 1331.425596][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.425672][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.425752][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eace5e08 [ 1331.425776][ T32] r4:00000000 [ 1331.425816][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1331.425856][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.425938][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.425983][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85271280 [ 1331.426069][ T32] r4:00000000 [ 1331.426092][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.426206][ T32] r9:83018005 r8:85235400 r7:00000000 r6:83018000 r5:00001000 r4:7f00d000 [ 1331.426231][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.426273][ T32] r5:00001000 r4:dfa27000 [ 1331.426301][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.426342][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.426383][ T32] r5:851d4b8c r4:851d4800 [ 1331.426434][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.426553][ T32] r7:dddced80 r6:83018000 r5:851d4b8c r4:85264680 [ 1331.426593][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.426673][ T32] r10:61c88647 r9:85235400 r8:852646ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.426723][ T32] r4:85264680 [ 1331.426779][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.426872][ T32] r10:00000000 r9:85264680 r8:80287e08 r7:eace1e60 r6:850dff00 r5:85235400 [ 1331.426898][ T32] r4:00000001 [ 1331.426917][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.426978][ T32] Exception stack(0xeace5fb0 to 0xeace5ff8) [ 1331.427007][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.427100][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.427249][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.427330][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.427356][ T32] r4:85261f00 [ 1331.427679][ T32] INFO: task kworker/0:357:4260 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1331.427717][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.427826][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.427878][ T32] Call trace: [ 1331.427952][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.428008][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1331.428032][ T32] r4:00000000 [ 1331.428052][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.428113][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1331.428144][ T32] 1d20: a8baa000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1331.428195][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1331.428230][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1331.428280][ T32] r5:80000013 r4:80239bb0 [ 1331.428360][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.428417][ T32] r4:82ac21e4 [ 1331.428438][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.428481][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1331.428519][ T32] r4:e0501dc0 [ 1331.428577][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.428635][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1331.428658][ T32] r4:00000000 [ 1331.428677][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.428749][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1331.428794][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.428844][ T32] r5:00001000 r4:e0315000 [ 1331.428865][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.428919][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.429007][ T32] r5:84b4cf8c r4:84b4cc00 [ 1331.429030][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.429099][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1331.429131][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.429180][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.429203][ T32] r4:84bc7780 [ 1331.429221][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.429267][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1331.429310][ T32] r4:00000001 [ 1331.429334][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.429397][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1331.429446][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.429501][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.429530][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.429587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.429612][ T32] r4:84bcf280 [ 1331.429632][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.429657][ T32] INFO: task kworker/1:212:4263 blocked for more than 457 seconds. [ 1331.429708][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.429734][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.429756][ T32] task:kworker/1:212 state:D stack:0 pid:4263 tgid:4263 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.429822][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.429868][ T32] Call trace: [ 1331.429910][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1331.429959][ T32] r10:8291a684 r9:eaca9d84 r8:00000002 r7:60000113 r6:eaca9d8c r5:85236000 [ 1331.429982][ T32] r4:85236000 [ 1331.430002][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1331.430044][ T32] r5:85236000 r4:8291a680 [ 1331.430063][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.430122][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.430183][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaca9e08 [ 1331.430208][ T32] r4:00000000 [ 1331.430228][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1331.430263][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.430326][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.430398][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85276140 [ 1331.461043][ T32] r4:00000000 [ 1331.461198][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.461376][ T32] r9:83018205 r8:85236000 r7:00000000 r6:83018200 r5:00001000 r4:7f0e5000 [ 1331.461444][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.461579][ T32] r5:00001000 r4:eaceb000 [ 1331.461653][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.461753][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.461864][ T32] r5:8512ef8c r4:8512ec00 [ 1331.461915][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.462026][ T32] r7:ddde2d80 r6:83018200 r5:8512ef8c r4:85277000 [ 1331.462080][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.462250][ T32] r10:61c88647 r9:85236000 r8:8527702c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.462322][ T32] r4:85277000 [ 1331.462377][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.462484][ T32] r10:00000000 r9:85277000 r8:80287e08 r7:eaa85e60 r6:85277100 r5:85236000 [ 1331.462542][ T32] r4:00000001 [ 1331.462624][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.462716][ T32] Exception stack(0xeaca9fb0 to 0xeaca9ff8) [ 1331.462784][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.462872][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.462944][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.463026][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.463108][ T32] r4:85276080 [ 1331.463865][ T32] INFO: task kworker/1:212:4263 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1331.463959][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.464114][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.464225][ T32] Call trace: [ 1331.464374][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.464501][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1331.464609][ T32] r4:00000000 [ 1331.464668][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.464787][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1331.464864][ T32] 1d20: a9020000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1331.464973][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1331.465052][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1331.465119][ T32] r5:80000013 r4:80239bb0 [ 1331.465182][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.465282][ T32] r4:82ac21e4 [ 1331.465346][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.465444][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1331.465505][ T32] r4:e0501dc0 [ 1331.465555][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.465667][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1331.465722][ T32] r4:00000000 [ 1331.465788][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.465897][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1331.465949][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.466047][ T32] r5:00001000 r4:e0315000 [ 1331.466099][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.466201][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.466300][ T32] r5:84b4cf8c r4:84b4cc00 [ 1331.466367][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.466476][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1331.466547][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.466652][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.466724][ T32] r4:84bc7780 [ 1331.466783][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.466889][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1331.466990][ T32] r4:00000001 [ 1331.467054][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.467133][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1331.467191][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.467255][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.467329][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.467395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.467446][ T32] r4:84bcf280 [ 1331.467539][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.467613][ T32] INFO: task kworker/0:358:4266 blocked for more than 457 seconds. [ 1331.467689][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.467753][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.467804][ T32] task:kworker/0:358 state:D stack:0 pid:4266 tgid:4266 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.467907][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.468019][ T32] Call trace: [ 1331.468121][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1331.468240][ T32] r10:8291a684 r9:eaccdd84 r8:00000002 r7:60000113 r6:eaccdd8c r5:85232400 [ 1331.468315][ T32] r4:85232400 [ 1331.468402][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1331.468508][ T32] r5:85232400 r4:8291a680 [ 1331.468597][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.468745][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.468866][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaccde08 [ 1331.468925][ T32] r4:00000000 [ 1331.468975][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1331.469073][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.469195][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.469481][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85271440 [ 1331.469544][ T32] r4:00000000 [ 1331.469618][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.469724][ T32] r9:83018005 r8:85232400 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1331.469776][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.469867][ T32] r5:00001000 r4:dfe77000 [ 1331.469948][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.470064][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.470162][ T32] r5:851d538c r4:851d5000 [ 1331.470211][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.470316][ T32] r7:dddced80 r6:83018000 r5:851d538c r4:85264780 [ 1331.470398][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.493578][ T32] r10:61c88647 r9:85232400 r8:852647ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.493666][ T32] r4:85264780 [ 1331.493894][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.494036][ T32] r10:00000000 r9:85264780 r8:80287e08 r7:eace5e60 r6:85277180 r5:85232400 [ 1331.494116][ T32] r4:00000001 [ 1331.494175][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.494254][ T32] Exception stack(0xeaccdfb0 to 0xeaccdff8) [ 1331.494319][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.494379][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.494437][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.494497][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.494544][ T32] r4:85271240 [ 1331.495274][ T32] INFO: task kworker/0:358:4266 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1331.495355][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.495491][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.495595][ T32] Call trace: [ 1331.495663][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.495768][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1331.495818][ T32] r4:00000000 [ 1331.495881][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.495967][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1331.496024][ T32] 1d20: a9394000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1331.496083][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1331.496138][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1331.496187][ T32] r5:80000013 r4:80239bb0 [ 1331.496231][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.496376][ T32] r4:82ac21e4 [ 1331.496431][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.496524][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1331.496581][ T32] r4:e0501dc0 [ 1331.496622][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.496709][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1331.496760][ T32] r4:00000000 [ 1331.496800][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.496893][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1331.496939][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.497044][ T32] r5:00001000 r4:e0315000 [ 1331.497093][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.497175][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.497259][ T32] r5:84b4cf8c r4:84b4cc00 [ 1331.497303][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.497397][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1331.497443][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.497554][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.497635][ T32] r4:84bc7780 [ 1331.497699][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.497808][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1331.497878][ T32] r4:00000001 [ 1331.497947][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.498055][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1331.498118][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.498176][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.498268][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.498331][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.498419][ T32] r4:84bcf280 [ 1331.498492][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.498613][ T32] INFO: task kworker/1:213:4269 blocked for more than 457 seconds. [ 1331.498702][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.498753][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.498795][ T32] task:kworker/1:213 state:D stack:0 pid:4269 tgid:4269 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.498923][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.499067][ T32] Call trace: [ 1331.499218][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1331.499320][ T32] r10:8291a684 r9:ea9e9d84 r8:00000002 r7:60000113 r6:ea9e9d8c r5:8522e000 [ 1331.499372][ T32] r4:8522e000 [ 1331.499488][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1331.499593][ T32] r5:8522e000 r4:8291a680 [ 1331.499655][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.499742][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.499850][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9e9e08 [ 1331.499957][ T32] r4:00000000 [ 1331.500009][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1331.500087][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.500157][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.500265][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8533cf80 [ 1331.500321][ T32] r4:00000000 [ 1331.500500][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.521276][ T32] r9:83018205 r8:8522e000 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1331.521379][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.521507][ T32] r5:00001000 r4:ea777000 [ 1331.521552][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.521661][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.521763][ T32] r5:8512ff8c r4:8512fc00 [ 1331.521808][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.521920][ T32] r7:ddde2d80 r6:83018200 r5:8512ff8c r4:85277080 [ 1331.521971][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.522066][ T32] r10:61c88647 r9:8522e000 r8:852770ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.522137][ T32] r4:85277080 [ 1331.522197][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.522319][ T32] r10:00000000 r9:85277080 r8:80287e08 r7:eaa85e60 r6:85277200 r5:8522e000 [ 1331.522384][ T32] r4:00000001 [ 1331.522430][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.522538][ T32] Exception stack(0xea9e9fb0 to 0xea9e9ff8) [ 1331.522666][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.522737][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.522804][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.522899][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.522955][ T32] r4:852763c0 [ 1331.523655][ T32] INFO: task kworker/1:213:4269 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1331.523742][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.523875][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.524066][ T32] Call trace: [ 1331.524144][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.524253][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1331.524301][ T32] r4:00000000 [ 1331.524382][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.524469][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1331.524529][ T32] 1d20: a94ed000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1331.524597][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1331.524673][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1331.524758][ T32] r5:80000013 r4:80239bb0 [ 1331.524811][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.524896][ T32] r4:82ac21e4 [ 1331.524955][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.525048][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1331.525123][ T32] r4:e0501dc0 [ 1331.525171][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.525319][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1331.525414][ T32] r4:00000000 [ 1331.525465][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.525567][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1331.525617][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.525723][ T32] r5:00001000 r4:e0315000 [ 1331.525774][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.525856][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.525963][ T32] r5:84b4cf8c r4:84b4cc00 [ 1331.526031][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.526133][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1331.526195][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.526295][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.526346][ T32] r4:84bc7780 [ 1331.526388][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.526481][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1331.526546][ T32] r4:00000001 [ 1331.526600][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.526677][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1331.526732][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.526791][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.526844][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.526904][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.526950][ T32] r4:84bcf280 [ 1331.527009][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.527083][ T32] INFO: task kworker/0:359:4270 blocked for more than 457 seconds. [ 1331.527163][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.527236][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.527286][ T32] task:kworker/0:359 state:D stack:0 pid:4270 tgid:4270 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.527381][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.527498][ T32] Call trace: [ 1331.527615][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1331.527716][ T32] r10:8291a684 r9:eaaa5d84 r8:00000002 r7:60000113 r6:eaaa5d8c r5:85233000 [ 1331.527765][ T32] r4:85233000 [ 1331.527839][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1331.527929][ T32] r5:85233000 r4:8291a680 [ 1331.527993][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.528072][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.528151][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaa5e08 [ 1331.528193][ T32] r4:00000000 [ 1331.528232][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1331.528320][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.528425][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.528514][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85271780 [ 1331.528570][ T32] r4:00000000 [ 1331.528615][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.528712][ T32] r9:83018005 r8:85233000 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1331.528759][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.528850][ T32] r5:00001000 r4:e02a5000 [ 1331.528914][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.529009][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.529102][ T32] r5:851d5b8c r4:851d5800 [ 1331.529156][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.529254][ T32] r7:dddced80 r6:83018000 r5:851d5b8c r4:85264800 [ 1331.529300][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.529395][ T32] r10:61c88647 r9:85233000 r8:8526482c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.529445][ T32] r4:85264800 [ 1331.529488][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.529584][ T32] r10:00000000 r9:85264800 r8:80287e08 r7:eaccde60 r6:85277280 r5:85233000 [ 1331.529634][ T32] r4:00000001 [ 1331.529674][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.529743][ T32] Exception stack(0xeaaa5fb0 to 0xeaaa5ff8) [ 1331.529798][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.529879][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.529951][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.530027][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.530145][ T32] r4:85271480 [ 1331.558122][ T32] INFO: task kworker/0:359:4270 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1331.558343][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.558493][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.558623][ T32] Call trace: [ 1331.558704][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.558830][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1331.558887][ T32] r4:00000000 [ 1331.558930][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.559012][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1331.559089][ T32] 1d20: a9766000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1331.559150][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1331.559218][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1331.559272][ T32] r5:80000013 r4:80239bb0 [ 1331.559319][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.559404][ T32] r4:82ac21e4 [ 1331.559447][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.559552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1331.559613][ T32] r4:e0501dc0 [ 1331.559657][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.559768][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1331.559822][ T32] r4:00000000 [ 1331.559896][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.560000][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1331.560064][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.560156][ T32] r5:00001000 r4:e0315000 [ 1331.560254][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.560368][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.575659][ T32] r5:84b4cf8c r4:84b4cc00 [ 1331.575762][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.575903][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1331.575951][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.576069][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.576127][ T32] r4:84bc7780 [ 1331.576172][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.576273][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1331.576403][ T32] r4:00000001 [ 1331.576472][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.576583][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1331.576655][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.576716][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.576790][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.576859][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.576924][ T32] r4:84bcf280 [ 1331.577009][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.577093][ T32] INFO: task kworker/0:360:4271 blocked for more than 458 seconds. [ 1331.577160][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.577229][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.577317][ T32] task:kworker/0:360 state:D stack:0 pid:4271 tgid:4271 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.577450][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.577540][ T32] Call trace: [ 1331.577635][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1331.577753][ T32] r10:8291a684 r9:eaab1d84 r8:00000002 r7:60000113 r6:eaab1d8c r5:85238000 [ 1331.577821][ T32] r4:85238000 [ 1331.577871][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1331.577958][ T32] r5:85238000 r4:8291a680 [ 1331.578000][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.578105][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.578200][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaab1e08 [ 1331.578268][ T32] r4:00000000 [ 1331.578338][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1331.578433][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.578545][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.578646][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85271600 [ 1331.578695][ T32] r4:00000000 [ 1331.578737][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.578830][ T32] r9:83018005 r8:85238000 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1331.578892][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.578989][ T32] r5:00001000 r4:e0233000 [ 1331.579035][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.579115][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.579248][ T32] r5:851d578c r4:851d5400 [ 1331.579356][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.579457][ T32] r7:dddced80 r6:83018000 r5:851d578c r4:85264600 [ 1331.579504][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.579606][ T32] r10:61c88647 r9:85238000 r8:8526462c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.579661][ T32] r4:85264600 [ 1331.579719][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.579816][ T32] r10:00000000 r9:85264600 r8:80287e08 r7:eaaa5e60 r6:85277300 r5:85238000 [ 1331.579868][ T32] r4:00000001 [ 1331.579910][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.579982][ T32] Exception stack(0xeaab1fb0 to 0xeaab1ff8) [ 1331.580040][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.580139][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.580219][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.580301][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.580377][ T32] r4:85271700 [ 1331.591874][ T32] INFO: task kworker/0:360:4271 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1331.592075][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.592253][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.592407][ T32] Call trace: [ 1331.592564][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.592689][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1331.592744][ T32] r4:00000000 [ 1331.592835][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.592944][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1331.593020][ T32] 1d20: a99dc000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1331.593078][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1331.593130][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1331.593202][ T32] r5:80000013 r4:80239bb0 [ 1331.593268][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.593364][ T32] r4:82ac21e4 [ 1331.593408][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.593517][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1331.593596][ T32] r4:e0501dc0 [ 1331.593687][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.593790][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1331.593840][ T32] r4:00000000 [ 1331.593884][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.593982][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1331.594032][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.594115][ T32] r5:00001000 r4:e0315000 [ 1331.594177][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.594270][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.594364][ T32] r5:84b4cf8c r4:84b4cc00 [ 1331.594459][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.594581][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1331.594647][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.594755][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.594823][ T32] r4:84bc7780 [ 1331.594872][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.594985][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1331.595059][ T32] r4:00000001 [ 1331.595110][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.595186][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1331.595256][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.595347][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.595430][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.595502][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.595612][ T32] r4:84bcf280 [ 1331.595670][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.595733][ T32] INFO: task kworker/0:361:4273 blocked for more than 458 seconds. [ 1331.595800][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.595872][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.595925][ T32] task:kworker/0:361 state:D stack:0 pid:4273 tgid:4273 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.596046][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.596137][ T32] Call trace: [ 1331.596233][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1331.596374][ T32] r10:8291a684 r9:eaad1d84 r8:00000002 r7:60000013 r6:eaad1d8c r5:85239800 [ 1331.596467][ T32] r4:85239800 [ 1331.596523][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1331.596621][ T32] r5:85239800 r4:8291a680 [ 1331.596664][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.596742][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.596827][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaad1e08 [ 1331.596873][ T32] r4:00000000 [ 1331.596930][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1331.597027][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.597112][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.597196][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85271a00 [ 1331.597243][ T32] r4:00000000 [ 1331.597318][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.597414][ T32] r9:83018005 r8:85239800 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1331.597459][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.597536][ T32] r5:00001000 r4:e0375000 [ 1331.597585][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.597670][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.597769][ T32] r5:851d638c r4:851d6000 [ 1331.597850][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.597976][ T32] r7:dddced80 r6:83018000 r5:851d638c r4:85264900 [ 1331.598029][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.598143][ T32] r10:61c88647 r9:85239800 r8:8526492c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.598200][ T32] r4:85264900 [ 1331.598241][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.598330][ T32] r10:00000000 r9:85264900 r8:80287e08 r7:eaaa5e60 r6:85277380 r5:85239800 [ 1331.598376][ T32] r4:00000001 [ 1331.598415][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.598486][ T32] Exception stack(0xeaad1fb0 to 0xeaad1ff8) [ 1331.598542][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.598637][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.598702][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.598760][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.598806][ T32] r4:85271540 [ 1331.599255][ T32] INFO: task kworker/0:361:4273 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1331.599338][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.599474][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.599682][ T32] Call trace: [ 1331.599760][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.599868][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1331.599918][ T32] r4:00000000 [ 1331.599960][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.600044][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1331.600122][ T32] 1d20: a99dc000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1331.600189][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1331.600244][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1331.600293][ T32] r5:80000013 r4:80239bb0 [ 1331.600361][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.635356][ T32] r4:82ac21e4 [ 1331.635528][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.635667][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1331.635721][ T32] r4:e0501dc0 [ 1331.635783][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.635881][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1331.635933][ T32] r4:00000000 [ 1331.636005][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.636126][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1331.636180][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.636279][ T32] r5:00001000 r4:e0315000 [ 1331.636346][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.636432][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.636523][ T32] r5:84b4cf8c r4:84b4cc00 [ 1331.636577][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.636692][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1331.636741][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.636832][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.636931][ T32] r4:84bc7780 [ 1331.636984][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.637080][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1331.637130][ T32] r4:00000001 [ 1331.637173][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.637270][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1331.637342][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.637423][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.637502][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.637575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.637650][ T32] r4:84bcf280 [ 1331.637723][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.637806][ T32] INFO: task kworker/0:362:4275 blocked for more than 458 seconds. [ 1331.637875][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.637928][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.637974][ T32] task:kworker/0:362 state:D stack:0 pid:4275 tgid:4275 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.638142][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.638245][ T32] Call trace: [ 1331.638339][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1331.638445][ T32] r10:8291a684 r9:eaaedd84 r8:00000002 r7:60000113 r6:eaaedd8c r5:85238c00 [ 1331.638497][ T32] r4:85238c00 [ 1331.638615][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1331.638732][ T32] r5:85238c00 r4:8291a680 [ 1331.638792][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.638876][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.638963][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaede08 [ 1331.639013][ T32] r4:00000000 [ 1331.639053][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1331.639126][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.639225][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.639347][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85271800 [ 1331.639399][ T32] r4:00000000 [ 1331.639442][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.639539][ T32] r9:83018005 r8:85238c00 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1331.639661][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.639772][ T32] r5:00001000 r4:e02fe000 [ 1331.639838][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.639925][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.640003][ T32] r5:851d5f8c r4:851d5c00 [ 1331.640057][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.640155][ T32] r7:dddced80 r6:83018000 r5:851d5f8c r4:85264980 [ 1331.640203][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.640323][ T32] r10:61c88647 r9:85238c00 r8:852649ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.640395][ T32] r4:85264980 [ 1331.650969][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.651209][ T32] r10:00000000 r9:85264980 r8:80287e08 r7:eaad1e60 r6:85277400 r5:85238c00 [ 1331.651264][ T32] r4:00000001 [ 1331.651311][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.651395][ T32] Exception stack(0xeaaedfb0 to 0xeaaedff8) [ 1331.651508][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.651593][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.651668][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.651756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.651855][ T32] r4:85271740 [ 1331.652650][ T32] INFO: task kworker/0:362:4275 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1331.652781][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.653037][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.653144][ T32] Call trace: [ 1331.653211][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.653320][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1331.653373][ T32] r4:00000000 [ 1331.653426][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.653509][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1331.653577][ T32] 1d20: a9d83000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1331.653639][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1331.653692][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1331.653741][ T32] r5:80000013 r4:80239bb0 [ 1331.653783][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.653867][ T32] r4:82ac21e4 [ 1331.653927][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.654031][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1331.654079][ T32] r4:e0501dc0 [ 1331.654154][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.654255][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1331.654304][ T32] r4:00000000 [ 1331.654351][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.654444][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1331.654508][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.654624][ T32] r5:00001000 r4:e0315000 [ 1331.654683][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.654766][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.654870][ T32] r5:84b4cf8c r4:84b4cc00 [ 1331.654935][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.655072][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1331.655135][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.655231][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.655280][ T32] r4:84bc7780 [ 1331.655322][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.655413][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1331.655460][ T32] r4:00000001 [ 1331.655498][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.655574][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1331.655631][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.655688][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.655767][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.655862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.655955][ T32] r4:84bcf280 [ 1331.656031][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.656107][ T32] INFO: task kworker/1:214:4276 blocked for more than 458 seconds. [ 1331.656176][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.656248][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.656300][ T32] task:kworker/1:214 state:D stack:0 pid:4276 tgid:4276 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.656444][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.656561][ T32] Call trace: [ 1331.656642][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1331.656740][ T32] r10:8291a684 r9:eacf5d84 r8:00000002 r7:60000113 r6:eacf5d8c r5:8523b000 [ 1331.656790][ T32] r4:8523b000 [ 1331.656849][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1331.656951][ T32] r5:8523b000 r4:8291a680 [ 1331.657013][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.657102][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.657208][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacf5e08 [ 1331.657262][ T32] r4:00000000 [ 1331.657303][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1331.657398][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.657485][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.657582][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85276d00 [ 1331.657652][ T32] r4:00000000 [ 1331.657725][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.657848][ T32] r9:83018205 r8:8523b000 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1331.657900][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.658003][ T32] r5:00001000 r4:e0513000 [ 1331.658052][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.658132][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.658219][ T32] r5:851d678c r4:851d6400 [ 1331.658276][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.658377][ T32] r7:ddde2d80 r6:83018200 r5:851d678c r4:85277480 [ 1331.658440][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.658543][ T32] r10:61c88647 r9:8523b000 r8:852774ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.658603][ T32] r4:85277480 [ 1331.658659][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.658757][ T32] r10:00000000 r9:85277480 r8:80287e08 r7:ea9e9e60 r6:85277500 r5:8523b000 [ 1331.658821][ T32] r4:00000001 [ 1331.658880][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.658952][ T32] Exception stack(0xeacf5fb0 to 0xeacf5ff8) [ 1331.659010][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.659069][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.659128][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.659206][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.659259][ T32] r4:85276900 [ 1331.659671][ T32] INFO: task kworker/1:214:4276 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1331.659771][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.659990][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.660087][ T32] Call trace: [ 1331.660214][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.660357][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1331.685812][ T32] r4:00000000 [ 1331.685985][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.686115][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1331.686181][ T32] 1d20: a9fb1000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1331.686242][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1331.686295][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1331.686350][ T32] r5:80000013 r4:80239bb0 [ 1331.686394][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.686510][ T32] r4:82ac21e4 [ 1331.686566][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.686674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1331.686728][ T32] r4:e0501dc0 [ 1331.686770][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.686857][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1331.686903][ T32] r4:00000000 [ 1331.686946][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.687114][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1331.687171][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.687266][ T32] r5:00001000 r4:e0315000 [ 1331.687313][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.687404][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.687501][ T32] r5:84b4cf8c r4:84b4cc00 [ 1331.687569][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.687678][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1331.687726][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.687822][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.687869][ T32] r4:84bc7780 [ 1331.687911][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.688004][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1331.688053][ T32] r4:00000001 [ 1331.688095][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.688186][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1331.688250][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.688314][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.688392][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.688473][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.688528][ T32] r4:84bcf280 [ 1331.688588][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.688650][ T32] INFO: task kworker/0:363:4278 blocked for more than 458 seconds. [ 1331.688714][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.688762][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.688808][ T32] task:kworker/0:363 state:D stack:0 pid:4278 tgid:4278 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.688942][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.689033][ T32] Call trace: [ 1331.689101][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1331.689195][ T32] r10:8291a684 r9:eacfdd84 r8:00000002 r7:60000113 r6:eacfdd8c r5:8523c800 [ 1331.689241][ T32] r4:8523c800 [ 1331.689290][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1331.689386][ T32] r5:8523c800 r4:8291a680 [ 1331.689432][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.689514][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.689638][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacfde08 [ 1331.689694][ T32] r4:00000000 [ 1331.689739][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1331.689824][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.689900][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.689981][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85283000 [ 1331.690043][ T32] r4:00000000 [ 1331.690087][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.690191][ T32] r9:83018005 r8:8523c800 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1331.690242][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.690325][ T32] r5:00001000 r4:ea86f000 [ 1331.690372][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.711101][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.711374][ T32] r5:851d7b8c r4:851d7800 [ 1331.711467][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.711595][ T32] r7:dddced80 r6:83018000 r5:851d7b8c r4:85264a80 [ 1331.711650][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.711764][ T32] r10:61c88647 r9:8523c800 r8:85264aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.711819][ T32] r4:85264a80 [ 1331.711861][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.711955][ T32] r10:00000000 r9:85264a80 r8:80287e08 r7:eaad1e60 r6:85277580 r5:8523c800 [ 1331.712016][ T32] r4:00000001 [ 1331.712064][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.712142][ T32] Exception stack(0xeacfdfb0 to 0xeacfdff8) [ 1331.712202][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.712296][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.712566][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.712639][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.712684][ T32] r4:85271880 [ 1331.713513][ T32] INFO: task kworker/0:363:4278 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1331.713606][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.713769][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.713885][ T32] Call trace: [ 1331.713966][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.714079][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1331.714144][ T32] r4:00000000 [ 1331.714207][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.714294][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1331.714370][ T32] 1d20: aa30c000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1331.714461][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1331.714523][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1331.714583][ T32] r5:80000013 r4:80239bb0 [ 1331.714630][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.714714][ T32] r4:82ac21e4 [ 1331.714758][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.714842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1331.714889][ T32] r4:e0501dc0 [ 1331.714928][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.715013][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1331.715059][ T32] r4:00000000 [ 1331.715115][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.715223][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1331.715296][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.715395][ T32] r5:00001000 r4:e0315000 [ 1331.715443][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.715527][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.715642][ T32] r5:84b4cf8c r4:84b4cc00 [ 1331.715693][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.715792][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1331.715841][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.715937][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.715986][ T32] r4:84bc7780 [ 1331.716025][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.716119][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1331.716172][ T32] r4:00000001 [ 1331.716215][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.716290][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1331.716425][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.716506][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.716571][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.716634][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.716682][ T32] r4:84bcf280 [ 1331.716725][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.716781][ T32] INFO: task kworker/0:364:4280 blocked for more than 458 seconds. [ 1331.716846][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.716898][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.716940][ T32] task:kworker/0:364 state:D stack:0 pid:4280 tgid:4280 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.717029][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.717226][ T32] Call trace: [ 1331.717378][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1331.717484][ T32] r10:8291a684 r9:ead05d84 r8:00000002 r7:60000113 r6:ead05d8c r5:8523bc00 [ 1331.717534][ T32] r4:8523bc00 [ 1331.717586][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1331.717677][ T32] r5:8523bc00 r4:8291a680 [ 1331.717740][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.717826][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.717912][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead05e08 [ 1331.717977][ T32] r4:00000000 [ 1331.718024][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1331.718099][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.718169][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.718268][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85271c40 [ 1331.718324][ T32] r4:00000000 [ 1331.718398][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.718498][ T32] r9:83018005 r8:8523bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1331.718545][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.718638][ T32] r5:00001000 r4:e467b000 [ 1331.718681][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.718757][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.718843][ T32] r5:851d6b8c r4:851d6800 [ 1331.718888][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.718979][ T32] r7:dddced80 r6:83018000 r5:851d6b8c r4:85264b00 [ 1331.719042][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.719139][ T32] r10:61c88647 r9:8523bc00 r8:85264b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.719228][ T32] r4:85264b00 [ 1331.719321][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.719422][ T32] r10:00000000 r9:85264b00 r8:80287e08 r7:eacfde60 r6:85277600 r5:8523bc00 [ 1331.719473][ T32] r4:00000001 [ 1331.719519][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.719613][ T32] Exception stack(0xead05fb0 to 0xead05ff8) [ 1331.719691][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.719774][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.719846][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.719906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.720007][ T32] r4:85271940 [ 1331.744714][ T32] INFO: task kworker/0:364:4280 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1331.744934][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.745147][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.745319][ T32] Call trace: [ 1331.745397][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.745510][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1331.745569][ T32] r4:00000000 [ 1331.745618][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.745702][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1331.745765][ T32] 1d20: aa500000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1331.745825][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1331.745897][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1331.745966][ T32] r5:80000013 r4:80239bb0 [ 1331.746012][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.746098][ T32] r4:82ac21e4 [ 1331.746142][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.746250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1331.746325][ T32] r4:e0501dc0 [ 1331.746401][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.746499][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1331.746549][ T32] r4:00000000 [ 1331.746601][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.746694][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1331.746740][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.746829][ T32] r5:00001000 r4:e0315000 [ 1331.746893][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.747022][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.747137][ T32] r5:84b4cf8c r4:84b4cc00 [ 1331.747187][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.747317][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1331.747408][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.747537][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.747598][ T32] r4:84bc7780 [ 1331.747647][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.747810][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1331.747869][ T32] r4:00000001 [ 1331.747912][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.747986][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1331.748042][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.748115][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.748194][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.748263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.748323][ T32] r4:84bcf280 [ 1331.748386][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.748460][ T32] INFO: task kworker/0:365:4283 blocked for more than 458 seconds. [ 1331.748529][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.748590][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.748635][ T32] task:kworker/0:365 state:D stack:0 pid:4283 tgid:4283 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.748723][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.748918][ T32] Call trace: [ 1331.749008][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1331.749109][ T32] r10:8291a684 r9:ead0dd84 r8:00000002 r7:60000113 r6:ead0dd8c r5:8523e000 [ 1331.749162][ T32] r4:8523e000 [ 1331.749231][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1331.749325][ T32] r5:8523e000 r4:8291a680 [ 1331.749393][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.749478][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.749587][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead0de08 [ 1331.749641][ T32] r4:00000000 [ 1331.749712][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1331.749810][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.749896][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.749979][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85271d80 [ 1331.750043][ T32] r4:00000000 [ 1331.750104][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.750277][ T32] r9:83018005 r8:8523e000 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1331.750336][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.750547][ T32] r5:00001000 r4:e86cf000 [ 1331.761656][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.761792][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.761902][ T32] r5:851d6f8c r4:851d6c00 [ 1331.761957][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.762054][ T32] r7:dddced80 r6:83018000 r5:851d6f8c r4:85264b80 [ 1331.762142][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.762250][ T32] r10:61c88647 r9:8523e000 r8:85264bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.762300][ T32] r4:85264b80 [ 1331.762346][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.762443][ T32] r10:00000000 r9:85264b80 r8:80287e08 r7:eacfde60 r6:85277680 r5:8523e000 [ 1331.762491][ T32] r4:00000001 [ 1331.762552][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.762685][ T32] Exception stack(0xead0dfb0 to 0xead0dff8) [ 1331.762755][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.762816][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.762871][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.762947][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.763005][ T32] r4:85271d40 [ 1331.763751][ T32] INFO: task kworker/0:365:4283 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1331.763837][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.764009][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.764106][ T32] Call trace: [ 1331.764195][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.764311][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1331.764426][ T32] r4:00000000 [ 1331.764478][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.764584][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1331.764650][ T32] 1d20: aa500000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1331.764711][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1331.764763][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1331.764812][ T32] r5:80000013 r4:80239bb0 [ 1331.764872][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.764966][ T32] r4:82ac21e4 [ 1331.765013][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.765114][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1331.765168][ T32] r4:e0501dc0 [ 1331.765254][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.765350][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1331.765400][ T32] r4:00000000 [ 1331.765441][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.765533][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1331.765588][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.765697][ T32] r5:00001000 r4:e0315000 [ 1331.765749][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.765831][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.765909][ T32] r5:84b4cf8c r4:84b4cc00 [ 1331.765964][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.766069][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1331.766118][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.766212][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.766260][ T32] r4:84bc7780 [ 1331.766304][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.766404][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1331.766454][ T32] r4:00000001 [ 1331.766497][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.766597][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1331.766660][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.766718][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.766792][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.766982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.767057][ T32] r4:84bcf280 [ 1331.767109][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.767180][ T32] INFO: task kworker/0:366:4285 blocked for more than 458 seconds. [ 1331.767249][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.767298][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.767359][ T32] task:kworker/0:366 state:D stack:0 pid:4285 tgid:4285 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.767502][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.767619][ T32] Call trace: [ 1331.767721][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1331.767823][ T32] r10:8291a684 r9:ead15d84 r8:00000002 r7:60000113 r6:ead15d8c r5:8523a400 [ 1331.767873][ T32] r4:8523a400 [ 1331.767915][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1331.767999][ T32] r5:8523a400 r4:8291a680 [ 1331.768040][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.768117][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.768224][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead15e08 [ 1331.768342][ T32] r4:00000000 [ 1331.768395][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1331.768474][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.768548][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.768642][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85271ec0 [ 1331.768690][ T32] r4:00000000 [ 1331.768731][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.768818][ T32] r9:83018005 r8:8523a400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1331.768863][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.768946][ T32] r5:00001000 r4:ea845000 [ 1331.768986][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.769069][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.769184][ T32] r5:851d738c r4:851d7000 [ 1331.769263][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.769365][ T32] r7:dddced80 r6:83018000 r5:851d738c r4:85264a00 [ 1331.769411][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.769511][ T32] r10:61c88647 r9:8523a400 r8:85264a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.769577][ T32] r4:85264a00 [ 1331.769628][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.769712][ T32] r10:00000000 r9:85264a00 r8:80287e08 r7:eacfde60 r6:85277700 r5:8523a400 [ 1331.769759][ T32] r4:00000001 [ 1331.769831][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.769922][ T32] Exception stack(0xead15fb0 to 0xead15ff8) [ 1331.770010][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.770094][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.770183][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.770267][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.770322][ T32] r4:85271cc0 [ 1331.796414][ T32] INFO: task kworker/0:366:4285 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1331.796526][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.796681][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.796788][ T32] Call trace: [ 1331.796847][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.796933][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1331.796961][ T32] r4:00000000 [ 1331.797042][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.797091][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1331.797122][ T32] 1d20: aa7ad000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1331.797194][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1331.797229][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1331.797277][ T32] r5:80000013 r4:80239bb0 [ 1331.797312][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.797356][ T32] r4:82ac21e4 [ 1331.797377][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.797420][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1331.797453][ T32] r4:e0501dc0 [ 1331.797483][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.797559][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1331.797612][ T32] r4:00000000 [ 1331.797641][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.797691][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1331.797714][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.797768][ T32] r5:00001000 r4:e0315000 [ 1331.797816][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.797887][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.797934][ T32] r5:84b4cf8c r4:84b4cc00 [ 1331.797979][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.798031][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1331.798052][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.798100][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.798127][ T32] r4:84bc7780 [ 1331.798149][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.798210][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1331.798304][ T32] r4:00000001 [ 1331.798333][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.798370][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1331.798417][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.798487][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.798543][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.798599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.798624][ T32] r4:84bcf280 [ 1331.798647][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.798700][ T32] INFO: task kworker/1:215:4286 blocked for more than 458 seconds. [ 1331.798738][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.798788][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.798843][ T32] task:kworker/1:215 state:D stack:0 pid:4286 tgid:4286 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.798901][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.798950][ T32] Call trace: [ 1331.798993][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1331.799047][ T32] r10:8291a684 r9:ead19d84 r8:00000002 r7:60000113 r6:ead19d8c r5:8523d400 [ 1331.799080][ T32] r4:8523d400 [ 1331.799103][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1331.799156][ T32] r5:8523d400 r4:8291a680 [ 1331.799178][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.799219][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.799261][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead19e08 [ 1331.799294][ T32] r4:00000000 [ 1331.799316][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1331.799352][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.799408][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.799454][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8533cf00 [ 1331.799499][ T32] r4:00000000 [ 1331.799522][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.799576][ T32] r9:83018205 r8:8523d400 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1331.799610][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.799656][ T32] r5:00001000 r4:ea73b000 [ 1331.799687][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.799731][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.799772][ T32] r5:852f7f8c r4:852f7c00 [ 1331.799792][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.799837][ T32] r7:ddde2d80 r6:83018200 r5:852f7f8c r4:85277780 [ 1331.799867][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.799929][ T32] r10:61c88647 r9:8523d400 r8:852777ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.799955][ T32] r4:85277780 [ 1331.799974][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.800019][ T32] r10:00000000 r9:85277780 r8:80287e08 r7:ea9e9e60 r6:85277800 r5:8523d400 [ 1331.800061][ T32] r4:00000001 [ 1331.800084][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.800121][ T32] Exception stack(0xead19fb0 to 0xead19ff8) [ 1331.800170][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.800207][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.800233][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.800262][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.800283][ T32] r4:85276c40 [ 1331.815990][ T32] INFO: task kworker/1:215:4286 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1331.816107][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.816271][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.816428][ T32] Call trace: [ 1331.816495][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.816564][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1331.816590][ T32] r4:00000000 [ 1331.816628][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.816677][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1331.816729][ T32] 1d20: aaaec000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1331.816783][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1331.816816][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1331.816841][ T32] r5:80000013 r4:80239bb0 [ 1331.816861][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.816903][ T32] r4:82ac21e4 [ 1331.816966][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.817012][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1331.817057][ T32] r4:e0501dc0 [ 1331.817080][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.817123][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1331.817186][ T32] r4:00000000 [ 1331.817210][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.817269][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1331.817324][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.817400][ T32] r5:00001000 r4:e0315000 [ 1331.817483][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.817630][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.817685][ T32] r5:84b4cf8c r4:84b4cc00 [ 1331.817729][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.817781][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1331.817803][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.817850][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.817873][ T32] r4:84bc7780 [ 1331.817913][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.817990][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1331.818036][ T32] r4:00000001 [ 1331.818064][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.818101][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1331.818128][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.818155][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.818203][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.818236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.818257][ T32] r4:84bcf280 [ 1331.818300][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.818333][ T32] INFO: task kworker/0:367:4288 blocked for more than 458 seconds. [ 1331.818390][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.818418][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.818440][ T32] task:kworker/0:367 state:D stack:0 pid:4288 tgid:4288 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.818487][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.818559][ T32] Call trace: [ 1331.818591][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1331.818641][ T32] r10:8291a684 r9:ead21d84 r8:00000002 r7:60000113 r6:ead21d8c r5:8523ec00 [ 1331.818686][ T32] r4:8523ec00 [ 1331.818715][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1331.818760][ T32] r5:8523ec00 r4:8291a680 [ 1331.818779][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.818819][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.818861][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead21e08 [ 1331.818883][ T32] r4:00000000 [ 1331.818943][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1331.818982][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.819017][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.819059][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85271a80 [ 1331.819083][ T32] r4:00000000 [ 1331.819102][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.819157][ T32] r9:83018005 r8:8523ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1331.819202][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.819247][ T32] r5:00001000 r4:ea853000 [ 1331.819276][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.819320][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.819363][ T32] r5:851d778c r4:851d7400 [ 1331.819404][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.819474][ T32] r7:dddced80 r6:83018000 r5:851d778c r4:85264880 [ 1331.819497][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.819545][ T32] r10:61c88647 r9:8523ec00 r8:852648ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.819574][ T32] r4:85264880 [ 1331.819593][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.819639][ T32] r10:00000000 r9:85264880 r8:80287e08 r7:eacfde60 r6:85277880 r5:8523ec00 [ 1331.819748][ T32] r4:00000001 [ 1331.819770][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.819828][ T32] Exception stack(0xead21fb0 to 0xead21ff8) [ 1331.819864][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.819892][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.819919][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.819947][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.819994][ T32] r4:85271e00 [ 1331.820314][ T32] INFO: task kworker/0:367:4288 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1331.820408][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.837276][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.837441][ T32] Call trace: [ 1331.837482][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.837554][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1331.837583][ T32] r4:00000000 [ 1331.837604][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.837651][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1331.837690][ T32] 1d20: aaeba000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1331.837759][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1331.837792][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1331.837823][ T32] r5:80000013 r4:80239bb0 [ 1331.837846][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.837891][ T32] r4:82ac21e4 [ 1331.837922][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.838003][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1331.838033][ T32] r4:e0501dc0 [ 1331.838052][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.838095][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1331.838127][ T32] r4:00000000 [ 1331.838173][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.838224][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1331.838246][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.838290][ T32] r5:00001000 r4:e0315000 [ 1331.838317][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.838356][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.838418][ T32] r5:84b4cf8c r4:84b4cc00 [ 1331.838506][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.838595][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1331.838630][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.838681][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.838704][ T32] r4:84bc7780 [ 1331.838744][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.838794][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1331.838830][ T32] r4:00000001 [ 1331.838872][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.838911][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1331.838938][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.838977][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.839031][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.839083][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.839113][ T32] r4:84bcf280 [ 1331.839158][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.839192][ T32] INFO: task kworker/0:368:4290 blocked for more than 458 seconds. [ 1331.839226][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.839275][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.839320][ T32] task:kworker/0:368 state:D stack:0 pid:4290 tgid:4290 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.839375][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.839417][ T32] Call trace: [ 1331.839464][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1331.839514][ T32] r10:8291a684 r9:ead29d84 r8:00000002 r7:60000013 r6:ead29d8c r5:85240c00 [ 1331.839559][ T32] r4:85240c00 [ 1331.839653][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1331.839754][ T32] r5:85240c00 r4:8291a680 [ 1331.839798][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.839873][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.839950][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead29e08 [ 1331.839997][ T32] r4:00000000 [ 1331.840046][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1331.840112][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.840186][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.840248][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85283180 [ 1331.840292][ T32] r4:00000000 [ 1331.840317][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.840411][ T32] r9:83018005 r8:85240c00 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1331.840486][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.851114][ T32] r5:00001000 r4:ea883000 [ 1331.851164][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.851259][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.851327][ T32] r5:851d7f8c r4:851d7c00 [ 1331.851374][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.851431][ T32] r7:dddced80 r6:83018000 r5:851d7f8c r4:85264c80 [ 1331.851453][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.851503][ T32] r10:61c88647 r9:85240c00 r8:85264cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.851553][ T32] r4:85264c80 [ 1331.851598][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.851651][ T32] r10:00000000 r9:85264c80 r8:80287e08 r7:eacfde60 r6:85277900 r5:85240c00 [ 1331.851717][ T32] r4:00000001 [ 1331.851740][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.851816][ T32] Exception stack(0xead29fb0 to 0xead29ff8) [ 1331.851868][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.851898][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.851925][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.851954][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.851999][ T32] r4:85271f40 [ 1331.852498][ T32] INFO: task kworker/0:368:4290 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1331.852572][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.852673][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.852744][ T32] Call trace: [ 1331.852780][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.852858][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1331.852886][ T32] r4:00000000 [ 1331.852907][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.852947][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1331.852975][ T32] 1d20: ab1e2000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1331.853003][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1331.853038][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1331.853065][ T32] r5:80000013 r4:80239bb0 [ 1331.853085][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.853129][ T32] r4:82ac21e4 [ 1331.853148][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.853189][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1331.853211][ T32] r4:e0501dc0 [ 1331.853230][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.853272][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1331.853301][ T32] r4:00000000 [ 1331.853339][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.853390][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1331.853434][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.853481][ T32] r5:00001000 r4:e0315000 [ 1331.853502][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.853542][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.853611][ T32] r5:84b4cf8c r4:84b4cc00 [ 1331.853635][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.853692][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1331.853717][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.853809][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.853852][ T32] r4:84bc7780 [ 1331.853936][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.853989][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1331.854028][ T32] r4:00000001 [ 1331.854077][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.854129][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1331.854166][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.854216][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.854271][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.854309][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.854355][ T32] r4:84bcf280 [ 1331.854400][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.854473][ T32] INFO: task kworker/0:369:4292 blocked for more than 458 seconds. [ 1331.854511][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.854557][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.854582][ T32] task:kworker/0:369 state:D stack:0 pid:4292 tgid:4292 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.854706][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.854751][ T32] Call trace: [ 1331.854815][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1331.854878][ T32] r10:8291a684 r9:ead31d84 r8:00000002 r7:60000013 r6:ead31d8c r5:85240000 [ 1331.854904][ T32] r4:85240000 [ 1331.854924][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1331.854969][ T32] r5:85240000 r4:8291a680 [ 1331.855009][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.855066][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.855133][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead31e08 [ 1331.855166][ T32] r4:00000000 [ 1331.855209][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1331.855267][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.855327][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.855394][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84290f80 [ 1331.855419][ T32] r4:00000000 [ 1331.855454][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.855503][ T32] r9:83018005 r8:85240000 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1331.855525][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.855595][ T32] r5:00001000 r4:e0483000 [ 1331.855644][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.855688][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.855730][ T32] r5:851dab8c r4:851da800 [ 1331.855750][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.855795][ T32] r7:dddced80 r6:83018000 r5:851dab8c r4:85264d80 [ 1331.855825][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.855877][ T32] r10:61c88647 r9:85240000 r8:85264dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.855899][ T32] r4:85264d80 [ 1331.855917][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.855963][ T32] r10:00000000 r9:85264d80 r8:80287e08 r7:ead29e60 r6:85277980 r5:85240000 [ 1331.856015][ T32] r4:00000001 [ 1331.856037][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.856074][ T32] Exception stack(0xead31fb0 to 0xead31ff8) [ 1331.856102][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.856129][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.856170][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.856202][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.856224][ T32] r4:85283100 [ 1331.856557][ T32] INFO: task kworker/0:369:4292 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1331.856598][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.856659][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.856704][ T32] Call trace: [ 1331.856732][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.856808][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1331.856838][ T32] r4:00000000 [ 1331.856858][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.856898][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1331.856927][ T32] 1d20: ab1e2000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1331.856966][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1331.856995][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1331.857039][ T32] r5:80000013 r4:80239bb0 [ 1331.857082][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.857142][ T32] r4:82ac21e4 [ 1331.857166][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.857210][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1331.857232][ T32] r4:e0501dc0 [ 1331.857252][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.857295][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1331.857318][ T32] r4:00000000 [ 1331.857341][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.857387][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1331.857427][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.857496][ T32] r5:00001000 r4:e0315000 [ 1331.857520][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.857589][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.857642][ T32] r5:84b4cf8c r4:84b4cc00 [ 1331.857683][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.857762][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1331.857786][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.857834][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.857877][ T32] r4:84bc7780 [ 1331.857899][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.857960][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1331.857985][ T32] r4:00000001 [ 1331.858003][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.858038][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1331.858074][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.858131][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.858161][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.858190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.858234][ T32] r4:84bcf280 [ 1331.858314][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.858386][ T32] INFO: task kworker/0:370:4294 blocked for more than 458 seconds. [ 1331.858441][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.858492][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.858516][ T32] task:kworker/0:370 state:D stack:0 pid:4294 tgid:4294 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.858569][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.858611][ T32] Call trace: [ 1331.858646][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1331.858715][ T32] r10:8291a684 r9:ead39d84 r8:00000002 r7:60000113 r6:ead39d8c r5:85241800 [ 1331.858766][ T32] r4:85241800 [ 1331.858829][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1331.858898][ T32] r5:85241800 r4:8291a680 [ 1331.858920][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.858961][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.859012][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead39e08 [ 1331.859058][ T32] r4:00000000 [ 1331.859080][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1331.859115][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.859150][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.859191][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852832c0 [ 1331.859234][ T32] r4:00000000 [ 1331.859257][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.859302][ T32] r9:83018005 r8:85241800 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1331.859350][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.859445][ T32] r5:00001000 r4:ea899000 [ 1331.859474][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.859514][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.859564][ T32] r5:851d838c r4:851d8000 [ 1331.859607][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.859679][ T32] r7:dddced80 r6:83018000 r5:851d838c r4:85264e00 [ 1331.859702][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.859778][ T32] r10:61c88647 r9:85241800 r8:85264e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.859805][ T32] r4:85264e00 [ 1331.859824][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.859870][ T32] r10:00000000 r9:85264e00 r8:80287e08 r7:ead31e60 r6:85277a00 r5:85241800 [ 1331.859892][ T32] r4:00000001 [ 1331.859910][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.859944][ T32] Exception stack(0xead39fb0 to 0xead39ff8) [ 1331.859970][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.860015][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.860045][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.860097][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.860131][ T32] r4:85283140 [ 1331.860506][ T32] INFO: task kworker/0:370:4294 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1331.882445][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.882560][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.882625][ T32] Call trace: [ 1331.882683][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.882744][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1331.882768][ T32] r4:00000000 [ 1331.882789][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.882829][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1331.882858][ T32] 1d20: ab60d000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1331.882888][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1331.882924][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1331.882960][ T32] r5:80000013 r4:80239bb0 [ 1331.882984][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.883028][ T32] r4:82ac21e4 [ 1331.883061][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.883132][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1331.883158][ T32] r4:e0501dc0 [ 1331.883207][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.883253][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1331.883277][ T32] r4:00000000 [ 1331.883300][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.883349][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1331.883372][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.883414][ T32] r5:00001000 r4:e0315000 [ 1331.883444][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.883522][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.883642][ T32] r5:84b4cf8c r4:84b4cc00 [ 1331.883710][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.883793][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1331.883844][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.883926][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.883978][ T32] r4:84bc7780 [ 1331.884053][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.884107][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1331.884130][ T32] r4:00000001 [ 1331.884150][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.884211][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1331.884285][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.884383][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.884442][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.884475][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.884519][ T32] r4:84bcf280 [ 1331.884592][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.884627][ T32] INFO: task kworker/0:371:4296 blocked for more than 458 seconds. [ 1331.884725][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.884758][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.884780][ T32] task:kworker/0:371 state:D stack:0 pid:4296 tgid:4296 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.884883][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.884953][ T32] Call trace: [ 1331.885017][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1331.885072][ T32] r10:8291a684 r9:ead49d84 r8:00000002 r7:60000113 r6:ead49d8c r5:85242400 [ 1331.885095][ T32] r4:85242400 [ 1331.885115][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1331.885177][ T32] r5:85242400 r4:8291a680 [ 1331.885200][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.885260][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.885327][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead49e08 [ 1331.885351][ T32] r4:00000000 [ 1331.885369][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1331.885416][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.885454][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.885494][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85283400 [ 1331.885516][ T32] r4:00000000 [ 1331.885541][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.885585][ T32] r9:83018005 r8:85242400 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1331.885632][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.885686][ T32] r5:00001000 r4:ea8ad000 [ 1331.885729][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.885802][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.885870][ T32] r5:851d878c r4:851d8400 [ 1331.885893][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.885959][ T32] r7:dddced80 r6:83018000 r5:851d878c r4:85264e80 [ 1331.886043][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.886093][ T32] r10:61c88647 r9:85242400 r8:85264eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.886117][ T32] r4:85264e80 [ 1331.886136][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.886209][ T32] r10:00000000 r9:85264e80 r8:80287e08 r7:ead31e60 r6:85277a80 r5:85242400 [ 1331.886235][ T32] r4:00000001 [ 1331.886272][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.886342][ T32] Exception stack(0xead49fb0 to 0xead49ff8) [ 1331.886373][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.886401][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.886427][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.886455][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.886476][ T32] r4:85283200 [ 1331.886897][ T32] INFO: task kworker/0:371:4296 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1331.886933][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.887037][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.887133][ T32] Call trace: [ 1331.887228][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.887284][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1331.887313][ T32] r4:00000000 [ 1331.887354][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.887396][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1331.887438][ T32] 1d20: ab60d000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1331.887489][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1331.887518][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1331.887541][ T32] r5:80000013 r4:80239bb0 [ 1331.887582][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.887652][ T32] r4:82ac21e4 [ 1331.887696][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.887762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1331.887790][ T32] r4:e0501dc0 [ 1331.887840][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.887928][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1331.887955][ T32] r4:00000000 [ 1331.887975][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.888020][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1331.888053][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.888098][ T32] r5:00001000 r4:e0315000 [ 1331.888139][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.888192][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.888237][ T32] r5:84b4cf8c r4:84b4cc00 [ 1331.888278][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.888459][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1331.888533][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.888589][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.888611][ T32] r4:84bc7780 [ 1331.888630][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.888676][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1331.888699][ T32] r4:00000001 [ 1331.888718][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.888753][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1331.888778][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.888825][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.888885][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.888917][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.888938][ T32] r4:84bcf280 [ 1331.888979][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.889029][ T32] INFO: task kworker/0:372:4298 blocked for more than 458 seconds. [ 1331.889104][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.889149][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.889172][ T32] task:kworker/0:372 state:D stack:0 pid:4298 tgid:4298 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.889219][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.889324][ T32] Call trace: [ 1331.889407][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1331.889459][ T32] r10:8291a684 r9:ead51d84 r8:00000002 r7:60000013 r6:ead51d8c r5:85243000 [ 1331.889538][ T32] r4:85243000 [ 1331.889586][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1331.889633][ T32] r5:85243000 r4:8291a680 [ 1331.889653][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.889691][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.889762][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead51e08 [ 1331.889787][ T32] r4:00000000 [ 1331.889807][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1331.889840][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.889900][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.889945][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85283540 [ 1331.890019][ T32] r4:00000000 [ 1331.890043][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.890109][ T32] r9:83018005 r8:85243000 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1331.890135][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.890177][ T32] r5:00001000 r4:ea8c9000 [ 1331.890196][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.890234][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.890274][ T32] r5:851d8b8c r4:851d8800 [ 1331.890293][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.890344][ T32] r7:dddced80 r6:83018000 r5:851d8b8c r4:85264f00 [ 1331.890407][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.890508][ T32] r10:61c88647 r9:85243000 r8:85264f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.909086][ T32] r4:85264f00 [ 1331.909175][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.909348][ T32] r10:00000000 r9:85264f00 r8:80287e08 r7:ead31e60 r6:85277b00 r5:85243000 [ 1331.909417][ T32] r4:00000001 [ 1331.909465][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.909550][ T32] Exception stack(0xead51fb0 to 0xead51ff8) [ 1331.909619][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.909682][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.909744][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.909810][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.909862][ T32] r4:85283340 [ 1331.925811][ T32] INFO: task kworker/0:372:4298 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1331.925996][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.926192][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.926382][ T32] Call trace: [ 1331.926482][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.926604][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1331.926661][ T32] r4:00000000 [ 1331.926714][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.926807][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1331.926877][ T32] 1d20: abed1000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1331.926944][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1331.927004][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1331.927062][ T32] r5:80000013 r4:80239bb0 [ 1331.927135][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.927235][ T32] r4:82ac21e4 [ 1331.927284][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.927421][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1331.927549][ T32] r4:e0501dc0 [ 1331.927610][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.927725][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1331.927791][ T32] r4:00000000 [ 1331.927841][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.927969][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1331.928031][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.928153][ T32] r5:00001000 r4:e0315000 [ 1331.928267][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.928412][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.928510][ T32] r5:84b4cf8c r4:84b4cc00 [ 1331.928561][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.928663][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1331.928714][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.928845][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.928926][ T32] r4:84bc7780 [ 1331.928977][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.929087][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1331.929140][ T32] r4:00000001 [ 1331.929205][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.929285][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1331.929361][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.929423][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.929490][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.929578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.929679][ T32] r4:84bcf280 [ 1331.929744][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.929831][ T32] INFO: task kworker/0:373:4299 blocked for more than 458 seconds. [ 1331.929911][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.930026][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.930091][ T32] task:kworker/0:373 state:D stack:0 pid:4299 tgid:4299 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.930222][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.930368][ T32] Call trace: [ 1331.930533][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1331.939237][ T32] r10:8291a684 r9:ead59d84 r8:00000002 r7:60000113 r6:ead59d8c r5:85243c00 [ 1331.939286][ T32] r4:85243c00 [ 1331.939340][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1331.939470][ T32] r5:85243c00 r4:8291a680 [ 1331.939496][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.939538][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.939581][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead59e08 [ 1331.939625][ T32] r4:00000000 [ 1331.939669][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1331.939748][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.939796][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.939883][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85283780 [ 1331.939929][ T32] r4:00000000 [ 1331.939993][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.940056][ T32] r9:83018005 r8:85243c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1331.940108][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.940178][ T32] r5:00001000 r4:ea8dd000 [ 1331.940207][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.940249][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.940292][ T32] r5:851d8f8c r4:851d8c00 [ 1331.940319][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.940495][ T32] r7:dddced80 r6:83018000 r5:851d8f8c r4:85264c00 [ 1331.948714][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.948810][ T32] r10:61c88647 r9:85243c00 r8:85264c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.948836][ T32] r4:85264c00 [ 1331.948855][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.949025][ T32] r10:00000000 r9:85264c00 r8:80287e08 r7:ead31e60 r6:85277b80 r5:85243c00 [ 1331.949053][ T32] r4:00000001 [ 1331.949118][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.949160][ T32] Exception stack(0xead59fb0 to 0xead59ff8) [ 1331.949194][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.949224][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.949269][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.949339][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.949398][ T32] r4:85283680 [ 1331.949832][ T32] INFO: task kworker/0:373:4299 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1331.949923][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.950159][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.950218][ T32] Call trace: [ 1331.950299][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.950387][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1331.950415][ T32] r4:00000000 [ 1331.950436][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.961057][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1331.961114][ T32] 1d20: ac494000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1331.961146][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1331.961171][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1331.961198][ T32] r5:80000013 r4:80239bb0 [ 1331.961221][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.961283][ T32] r4:82ac21e4 [ 1331.961332][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.961381][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1331.961404][ T32] r4:e0501dc0 [ 1331.961424][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.961489][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1331.961517][ T32] r4:00000000 [ 1331.961558][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.961609][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1331.961672][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.961722][ T32] r5:00001000 r4:e0315000 [ 1331.961743][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.961805][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.961860][ T32] r5:84b4cf8c r4:84b4cc00 [ 1331.961901][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.961978][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1331.962003][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.962052][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.962074][ T32] r4:84bc7780 [ 1331.962137][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.962195][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1331.962218][ T32] r4:00000001 [ 1331.962237][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.962274][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1331.962332][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.962385][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.962414][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.962464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.962489][ T32] r4:84bcf280 [ 1331.962535][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.962580][ T32] INFO: task kworker/0:374:4302 blocked for more than 458 seconds. [ 1331.962615][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.962640][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.962663][ T32] task:kworker/0:374 state:D stack:0 pid:4302 tgid:4302 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.962746][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.962826][ T32] Call trace: [ 1331.962860][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1331.962926][ T32] r10:8291a684 r9:ead61d84 r8:00000002 r7:60000113 r6:ead61d8c r5:85244800 [ 1331.962953][ T32] r4:85244800 [ 1331.962974][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1331.963036][ T32] r5:85244800 r4:8291a680 [ 1331.963060][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.963100][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.963142][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead61e08 [ 1331.963164][ T32] r4:00000000 [ 1331.963182][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1331.963216][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.963250][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.963290][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85283880 [ 1331.963322][ T32] r4:00000000 [ 1331.963341][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.963398][ T32] r9:83018005 r8:85244800 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1331.963424][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.963479][ T32] r5:00001000 r4:ea923000 [ 1331.963502][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.963554][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.963599][ T32] r5:851d938c r4:851d9000 [ 1331.963659][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.963708][ T32] r7:dddced80 r6:83018000 r5:851d938c r4:850f5f00 [ 1331.963729][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.963803][ T32] r10:61c88647 r9:85244800 r8:850f5f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.963830][ T32] r4:850f5f00 [ 1331.963849][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.963909][ T32] r10:00000000 r9:850f5f00 r8:80287e08 r7:ead31e60 r6:85277c00 r5:85244800 [ 1331.963983][ T32] r4:00000001 [ 1331.964038][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.964081][ T32] Exception stack(0xead61fb0 to 0xead61ff8) [ 1331.964108][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.964139][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.964166][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.964194][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.964225][ T32] r4:85283740 [ 1331.964676][ T32] INFO: task kworker/0:374:4302 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1331.964715][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.964780][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.964827][ T32] Call trace: [ 1331.964856][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.964907][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1331.964930][ T32] r4:00000000 [ 1331.964949][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.964988][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1331.965016][ T32] 1d20: ac494000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1331.965043][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1331.965068][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1331.965105][ T32] r5:80000013 r4:80239bb0 [ 1331.965147][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.965192][ T32] r4:82ac21e4 [ 1331.965213][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.965259][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1331.965332][ T32] r4:e0501dc0 [ 1331.965356][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.965430][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1331.965491][ T32] r4:00000000 [ 1331.965541][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.965647][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1331.965699][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.965783][ T32] r5:00001000 r4:e0315000 [ 1331.965835][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.965929][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.966029][ T32] r5:84b4cf8c r4:84b4cc00 [ 1331.966079][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.966175][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1331.966247][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.966366][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.966420][ T32] r4:84bc7780 [ 1331.966466][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.966593][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1331.966652][ T32] r4:00000001 [ 1331.966696][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.966774][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1331.966837][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.966934][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.967007][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.967076][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.967163][ T32] r4:84bcf280 [ 1331.967219][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.967325][ T32] INFO: task kworker/0:375:4304 blocked for more than 458 seconds. [ 1331.967405][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.967463][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.967548][ T32] task:kworker/0:375 state:D stack:0 pid:4304 tgid:4304 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.967676][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.967777][ T32] Call trace: [ 1331.967883][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1331.968000][ T32] r10:8291a684 r9:eab95d84 r8:00000002 r7:60000113 r6:eab95d8c r5:85245400 [ 1331.968060][ T32] r4:85245400 [ 1331.968109][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1331.968193][ T32] r5:85245400 r4:8291a680 [ 1331.968260][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.968397][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.968524][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab95e08 [ 1331.968588][ T32] r4:00000000 [ 1331.968637][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1331.968719][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.968822][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.968948][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85283940 [ 1331.969015][ T32] r4:00000000 [ 1331.969063][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.969169][ T32] r9:83018005 r8:85245400 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1331.969225][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.969339][ T32] r5:00001000 r4:df9f3000 [ 1331.969410][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.969511][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.969607][ T32] r5:851d978c r4:851d9400 [ 1331.969669][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.969770][ T32] r7:dddced80 r6:83018000 r5:851d978c r4:850d3d80 [ 1331.969824][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.969927][ T32] r10:61c88647 r9:85245400 r8:850d3dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.969977][ T32] r4:850d3d80 [ 1331.970043][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.970159][ T32] r10:00000000 r9:850d3d80 r8:80287e08 r7:ead31e60 r6:85277c80 r5:85245400 [ 1331.970214][ T32] r4:00000001 [ 1331.970262][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.970357][ T32] Exception stack(0xeab95fb0 to 0xeab95ff8) [ 1331.970443][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.992882][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.992977][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.993065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.993095][ T32] r4:85283740 [ 1331.993508][ T32] INFO: task kworker/0:375:4304 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1331.993548][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.993677][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.993744][ T32] Call trace: [ 1331.993802][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.993906][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1331.993940][ T32] r4:00000000 [ 1331.993981][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.994048][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1331.994101][ T32] 1d20: ac774000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1331.994140][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1331.994166][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1331.994190][ T32] r5:80000013 r4:80239bb0 [ 1331.994210][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.994253][ T32] r4:82ac21e4 [ 1331.994314][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.994388][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1331.994421][ T32] r4:e0501dc0 [ 1331.994453][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.994499][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1331.994546][ T32] r4:00000000 [ 1331.994569][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.994662][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1331.994689][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.994733][ T32] r5:00001000 r4:e0315000 [ 1331.994754][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.994794][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.994835][ T32] r5:84b4cf8c r4:84b4cc00 [ 1331.994893][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.994966][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1331.995012][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.995130][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.995157][ T32] r4:84bc7780 [ 1331.995199][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.995251][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1331.995273][ T32] r4:00000001 [ 1331.995292][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.995360][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1331.995390][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.995427][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.995479][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.995535][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.995581][ T32] r4:84bcf280 [ 1331.995610][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.995664][ T32] INFO: task kworker/0:376:4306 blocked for more than 458 seconds. [ 1331.995702][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.995727][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.995821][ T32] task:kworker/0:376 state:D stack:0 pid:4306 tgid:4306 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.995876][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.996031][ T32] Call trace: [ 1331.996161][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1331.996268][ T32] r10:8291a684 r9:eacf1d84 r8:00000002 r7:60000113 r6:eacf1d8c r5:85246000 [ 1331.996365][ T32] r4:85246000 [ 1331.996425][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1331.996527][ T32] r5:85246000 r4:8291a680 [ 1331.996579][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.996673][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.996776][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacf1e08 [ 1331.996839][ T32] r4:00000000 [ 1331.996887][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1331.996963][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.997054][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.997149][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85283a80 [ 1331.997240][ T32] r4:00000000 [ 1331.997325][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.997429][ T32] r9:83018005 r8:85246000 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1331.997483][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.997570][ T32] r5:00001000 r4:dfb8b000 [ 1331.997616][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.997733][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.997832][ T32] r5:851d9b8c r4:851d9800 [ 1331.997978][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.998089][ T32] r7:dddced80 r6:83018000 r5:851d9b8c r4:8528e000 [ 1331.998140][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.998245][ T32] r10:61c88647 r9:85246000 r8:8528e02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.998333][ T32] r4:8528e000 [ 1331.998456][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.998570][ T32] r10:00000000 r9:8528e000 r8:80287e08 r7:ead31e60 r6:85277d00 r5:85246000 [ 1331.998668][ T32] r4:00000001 [ 1331.998730][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.998871][ T32] Exception stack(0xeacf1fb0 to 0xeacf1ff8) [ 1331.998972][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.999070][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.999140][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.999223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.999321][ T32] r4:85283800 [ 1331.999879][ T32] INFO: task kworker/0:376:4306 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1331.999969][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.000106][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.000226][ T32] Call trace: [ 1332.000315][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.019949][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1332.020037][ T32] r4:00000000 [ 1332.020063][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.020180][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1332.020254][ T32] 1d20: ac91e000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1332.020384][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1332.020453][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1332.021438][ T32] r5:80000013 r4:80239bb0 [ 1332.021584][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.021812][ T32] r4:82ac21e4 [ 1332.021877][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.021983][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1332.022043][ T32] r4:e0501dc0 [ 1332.022095][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.022213][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1332.022265][ T32] r4:00000000 [ 1332.022323][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.022478][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1332.022629][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.022701][ T32] r5:00001000 r4:e0315000 [ 1332.022753][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.022798][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.022841][ T32] r5:84b4cf8c r4:84b4cc00 [ 1332.022861][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.022908][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1332.022970][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.023042][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.023089][ T32] r4:84bc7780 [ 1332.023112][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.023159][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1332.023201][ T32] r4:00000001 [ 1332.023224][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.023262][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1332.023318][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.023351][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.023377][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.023470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.023495][ T32] r4:84bcf280 [ 1332.023538][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.023572][ T32] INFO: task kworker/0:377:4308 blocked for more than 458 seconds. [ 1332.023606][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.023630][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.023652][ T32] task:kworker/0:377 state:D stack:0 pid:4308 tgid:4308 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.023738][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.023782][ T32] Call trace: [ 1332.023836][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1332.023893][ T32] r10:8291a684 r9:ead69d84 r8:00000002 r7:60000113 r6:ead69d8c r5:85246c00 [ 1332.023916][ T32] r4:85246c00 [ 1332.023936][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1332.024000][ T32] r5:85246c00 r4:8291a680 [ 1332.024025][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.024140][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.024186][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead69e08 [ 1332.024209][ T32] r4:00000000 [ 1332.024228][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1332.024263][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1332.024636][ T32] r5:00001000 r4:dfd6b000 ** 2 printk messages dropped ** [ 1332.024763][ T32] r5:851d9f8c r4:851d9c00 ** 1 printk messages dropped ** [ 1332.024861][ T32] r7:dddced80 r6:83018000 r5:851d9f8c r4:8528e080 ** 5 printk messages dropped ** [ 1332.025057][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1332.025245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1332.026701][ T32] Exception stack(0xe0501d28 to 0xe0501d70) ** 3 printk messages dropped ** [ 1332.027021][ T32] r5:80000013 r4:80239bb0 ** 4 printk messages dropped ** [ 1332.027385][ T32] r4:e0501dc0 [ 1332.027431][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.027521][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1332.027574][ T32] r4:00000000 [ 1332.027634][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.027734][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1332.027787][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.027883][ T32] r5:00001000 r4:e0315000 [ 1332.027965][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.028064][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.028202][ T32] r5:84b4cf8c r4:84b4cc00 [ 1332.028259][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.028451][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1332.028514][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.028622][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.028712][ T32] r4:84bc7780 [ 1332.028798][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.028909][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1332.028994][ T32] r4:00000001 [ 1332.029050][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.029136][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1332.029196][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.029261][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.029357][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.029429][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.029500][ T32] r4:84bcf280 [ 1332.029555][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.029631][ T32] INFO: task kworker/0:378:4310 blocked for more than 458 seconds. [ 1332.029720][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.029781][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.029850][ T32] task:kworker/0:378 state:D stack:0 pid:4310 tgid:4310 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.029991][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.030087][ T32] Call trace: [ 1332.030202][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1332.030318][ T32] r10:8291a684 r9:ead71d84 r8:00000002 r7:60000113 r6:ead71d8c r5:85248c00 [ 1332.030404][ T32] r4:85248c00 [ 1332.062707][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1332.062863][ T32] r5:85248c00 r4:8291a680 [ 1332.062891][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.062937][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.062980][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead71e08 [ 1332.063003][ T32] r4:00000000 [ 1332.063022][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1332.063057][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.063095][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.063222][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85283d00 [ 1332.063250][ T32] r4:00000000 [ 1332.063298][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.063351][ T32] r9:83018005 r8:85248c00 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1332.063374][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.063418][ T32] r5:00001000 r4:e03cd000 [ 1332.063440][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.063479][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.063548][ T32] r5:851da38c r4:851da000 [ 1332.063574][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.063643][ T32] r7:dddced80 r6:83018000 r5:851da38c r4:8528e200 [ 1332.063709][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.063782][ T32] r10:61c88647 r9:85248c00 r8:8528e22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.063837][ T32] r4:8528e200 [ 1332.063859][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.063907][ T32] r10:00000000 r9:8528e200 r8:80287e08 r7:ead31e60 r6:85277e00 r5:85248c00 [ 1332.063950][ T32] r4:00000001 [ 1332.063986][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.064027][ T32] Exception stack(0xead71fb0 to 0xead71ff8) [ 1332.064058][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.064116][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.064148][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.064178][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.064200][ T32] r4:85283b00 [ 1332.064632][ T32] INFO: task kworker/0:378:4310 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1332.064672][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.064796][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.064848][ T32] Call trace: [ 1332.064879][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.064932][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1332.064956][ T32] r4:00000000 [ 1332.064975][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.065014][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1332.065043][ T32] 1d20: ad1cf000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1332.065072][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1332.065097][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1332.065120][ T32] r5:80000013 r4:80239bb0 [ 1332.065140][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.065237][ T32] r4:82ac21e4 [ 1332.065289][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.065398][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1332.065456][ T32] r4:e0501dc0 [ 1332.065517][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.065562][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 6 printk messages dropped ** [ 1332.065825][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1332.066352][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) ** 7 printk messages dropped ** [ 1332.066796][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1332.067228][ T32] r4:85248000 ** 5 printk messages dropped ** [ 1332.067502][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1332.067670][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85283e80 ** 3 printk messages dropped ** [ 1332.067861][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.067908][ T32] r5:00001000 r4:e044d000 [ 1332.067961][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.068005][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.068096][ T32] r5:851da78c r4:851da400 [ 1332.068131][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.068178][ T32] r7:dddced80 r6:83018000 r5:851da78c r4:8528e280 [ 1332.068198][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.068267][ T32] r10:61c88647 r9:85248000 r8:8528e2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.068292][ T32] r4:8528e280 [ 1332.068319][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.068388][ T32] r10:00000000 r9:8528e280 r8:80287e08 r7:ead31e60 r6:85277e80 r5:85248000 [ 1332.068464][ T32] r4:00000001 [ 1332.068488][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.068526][ T32] Exception stack(0xead79fb0 to 0xead79ff8) [ 1332.068553][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.068581][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.068607][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.068672][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.068699][ T32] r4:85283e00 [ 1332.068977][ T32] INFO: task kworker/0:379:4312 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1332.069045][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.069155][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.069254][ T32] Call trace: [ 1332.069359][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.069525][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1332.069584][ T32] r4:00000000 [ 1332.069627][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.069729][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1332.069795][ T32] 1d20: ad1cf000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1332.069853][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1332.069906][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1332.069955][ T32] r5:80000013 r4:80239bb0 [ 1332.070013][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.070117][ T32] r4:82ac21e4 [ 1332.070186][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.070304][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1332.070365][ T32] r4:e0501dc0 [ 1332.070432][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.083705][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1332.083805][ T32] r4:00000000 [ 1332.083834][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.083911][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1332.083963][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.084029][ T32] r5:00001000 r4:e0315000 [ 1332.084052][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.084108][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.084155][ T32] r5:84b4cf8c r4:84b4cc00 [ 1332.084176][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.084223][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1332.084244][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.084311][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.084362][ T32] r4:84bc7780 [ 1332.084384][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.084470][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1332.084521][ T32] r4:00000001 [ 1332.084544][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.084583][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1332.084614][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1332.084888][ T32] task:kworker/0:380 state:D stack:0 pid:4315 tgid:4315 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1332.085393][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead81e08 ** 7 printk messages dropped ** [ 1332.085910][ T32] r9:83018005 r8:8524b000 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 ** 4 printk messages dropped ** [ 1332.086318][ T32] r5:851db78c r4:851db400 ** 3 printk messages dropped ** [ 1332.086643][ T32] r10:61c88647 r9:8524b000 r8:8528e32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1332.087191][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1332.088693][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 ** 9 printk messages dropped ** [ 1332.089531][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1332.114528][ T32] r5:84b4cf8c r4:84b4cc00 ** 6 printk messages dropped ** [ 1332.115184][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 7 printk messages dropped ** [ 1332.115720][ T32] r4:84bcf280 ** 4 printk messages dropped ** [ 1332.116054][ T32] task:kworker/0:381 state:D stack:0 pid:4316 tgid:4316 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1332.117126][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1332.117455][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85283f40 ** 7 printk messages dropped ** [ 1332.118107][ T32] r5:851daf8c r4:851dac00 [ 1332.118172][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1332.118566][ T32] r4:8528e180 [ 1332.118628][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.118740][ T32] r10:00000000 r9:8528e180 r8:80287e08 r7:ead81e60 r6:85277f80 r5:8524bc00 [ 1332.118790][ T32] r4:00000001 [ 1332.118834][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.118911][ T32] Exception stack(0xead85fb0 to 0xead85ff8) [ 1332.118992][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.119062][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.119125][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.119192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.119246][ T32] r4:85283480 [ 1332.119963][ T32] INFO: task kworker/0:381:4316 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1332.120118][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.120275][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.141065][ T32] Call trace: [ 1332.141317][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.141477][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1332.141541][ T32] r4:00000000 [ 1332.141596][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.141720][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1332.141834][ T32] 1d20: ad693000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1332.141940][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1332.142020][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1332.142081][ T32] r5:80000013 r4:80239bb0 [ 1332.142179][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.142323][ T32] r4:82ac21e4 [ 1332.142410][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.142520][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1332.142582][ T32] r4:e0501dc0 [ 1332.142636][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.142737][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1332.142793][ T32] r4:00000000 [ 1332.142844][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.142953][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1332.143029][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.143145][ T32] r5:00001000 r4:e0315000 [ 1332.143325][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.143614][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.143848][ T32] r5:84b4cf8c r4:84b4cc00 [ 1332.143913][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.144063][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1332.144127][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.144348][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.144415][ T32] r4:84bc7780 [ 1332.144874][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.145017][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1332.145108][ T32] r4:00000001 [ 1332.145180][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.145275][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1332.145352][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.145418][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.145477][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.145584][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.145712][ T32] r4:84bcf280 [ 1332.145777][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.146014][ T32] INFO: task kworker/0:382:4318 blocked for more than 458 seconds. [ 1332.146211][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.146278][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.146361][ T32] task:kworker/0:382 state:D stack:0 pid:4318 tgid:4318 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.146482][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.146657][ T32] Call trace: [ 1332.146791][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1332.146938][ T32] r10:8291a684 r9:ead75d84 r8:00000002 r7:60000113 r6:ead75d8c r5:851eec00 [ 1332.147031][ T32] r4:851eec00 [ 1332.147092][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1332.147198][ T32] r5:851eec00 r4:8291a680 [ 1332.147261][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.147371][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.147466][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead75e08 [ 1332.147528][ T32] r4:00000000 [ 1332.147579][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1332.147677][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1332.148133][ T32] r9:83018005 r8:851eec00 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 ** 4 printk messages dropped ** [ 1332.148663][ T32] r5:851db38c r4:851db000 [ 1332.148719][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1332.148984][ T32] r10:61c88647 r9:851eec00 r8:8528e42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1332.149622][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1332.174021][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1332.174764][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 ** 6 printk messages dropped ** [ 1332.175271][ T32] r4:e0501dc0 ** 7 printk messages dropped ** [ 1332.176077][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1332.177035][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1332.177459][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1332.178209][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1332.179151][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1332.204712][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1332.205556][ T32] r5:851dbb8c r4:851db800 [ 1332.205621][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1332.205888][ T32] r10:61c88647 r9:851ed400 r8:8528e3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.205949][ T32] r4:8528e380 [ 1332.206032][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.206173][ T32] r10:00000000 r9:8528e380 r8:80287e08 r7:ead81e60 r6:8528e500 r5:851ed400 [ 1332.206787][ T32] r4:00000001 [ 1332.206855][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.206998][ T32] Exception stack(0xead89fb0 to 0xead89ff8) [ 1332.207073][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.207164][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.207237][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.207379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.207442][ T32] r4:852a1240 [ 1332.208156][ T32] INFO: task kworker/0:383:4321 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1332.208249][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.208667][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.208784][ T32] Call trace: [ 1332.208866][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.209052][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1332.209118][ T32] r4:00000000 [ 1332.209167][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.209256][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1332.209335][ T32] 1d20: ada1f000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1332.209404][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1332.209467][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1332.209526][ T32] r5:80000013 r4:80239bb0 [ 1332.209576][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.209731][ T32] r4:82ac21e4 [ 1332.209792][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.210000][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1332.210068][ T32] r4:e0501dc0 [ 1332.210112][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.210200][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1332.210251][ T32] r4:00000000 [ 1332.210297][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.210454][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1332.229654][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.229951][ T32] r5:00001000 r4:e0315000 [ 1332.230029][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.230133][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.230233][ T32] r5:84b4cf8c r4:84b4cc00 [ 1332.230284][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.230450][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1332.231078][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.231221][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.231292][ T32] r4:84bc7780 [ 1332.231356][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.231497][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1332.231579][ T32] r4:00000001 [ 1332.231626][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.231725][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1332.231799][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.231855][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.231924][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.231988][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.232036][ T32] r4:84bcf280 [ 1332.232084][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 1 printk messages dropped ** [ 1332.232259][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.232354][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.232428][ T32] task:kworker/0:384 state:D stack:0 pid:4323 tgid:4323 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.232563][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.232703][ T32] Call trace: [ 1332.232793][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1332.232908][ T32] r10:8291a684 r9:eac81d84 r8:00000002 r7:60000013 r6:eac81d8c r5:851ee000 [ 1332.232963][ T32] r4:851ee000 [ 1332.233030][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1332.233131][ T32] r5:851ee000 r4:8291a680 [ 1332.233177][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.233283][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.233396][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac81e08 [ 1332.233454][ T32] r4:00000000 [ 1332.233517][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1332.233602][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.233688][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.233780][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a1340 [ 1332.233833][ T32] r4:00000000 [ 1332.233879][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.233997][ T32] r9:83018005 r8:851ee000 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1332.234070][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.234169][ T32] r5:00001000 r4:ea74d000 [ 1332.234218][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.234331][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.234430][ T32] r5:851dbf8c r4:851dbc00 [ 1332.234477][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.234574][ T32] r7:dddced80 r6:83018000 r5:851dbf8c r4:8528e580 [ 1332.234623][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.234724][ T32] r10:61c88647 r9:851ee000 r8:8528e5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.234797][ T32] r4:8528e580 [ 1332.234851][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.234969][ T32] r10:00000000 r9:8528e580 r8:80287e08 r7:ead89e60 r6:8528e100 r5:851ee000 [ 1332.235046][ T32] r4:00000001 [ 1332.235104][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.235188][ T32] Exception stack(0xeac81fb0 to 0xeac81ff8) [ 1332.235251][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.235354][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.235469][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.235542][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.235679][ T32] r4:852a1240 [ 1332.236382][ T32] INFO: task kworker/0:384:4323 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1332.236515][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.236646][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1332.236986][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 ** 8 printk messages dropped ** [ 1332.238098][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1332.238524][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 9 printk messages dropped ** [ 1332.239238][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 ** 5 printk messages dropped ** [ 1332.239702][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1332.239977][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1332.269686][ T32] task:kworker/0:385 state:D stack:0 pid:4324 tgid:4324 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1332.275525][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1332.276317][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a1640 ** 7 printk messages dropped ** [ 1332.277095][ T32] r5:851e038c r4:851e0000 [ 1332.277145][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1332.277322][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1332.277654][ T32] r10:00000000 r9:8528e600 r8:80287e08 r7:eac81e60 r6:8528e780 r5:84a8e000 ** 4 printk messages dropped ** [ 1332.277981][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.278035][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.278094][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.278185][ T32] r4:852a1300 [ 1332.278943][ T32] INFO: task kworker/0:385:4324 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1332.279034][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.279229][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.279408][ T32] Call trace: [ 1332.279488][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.279675][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1332.279765][ T32] r4:00000000 [ 1332.279814][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.279896][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1332.280000][ T32] 1d20: adddf000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1332.280118][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1332.280184][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1332.280282][ T32] r5:80000013 r4:80239bb0 [ 1332.280378][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.295106][ T32] r4:82ac21e4 [ 1332.295196][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.295728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1332.295813][ T32] r4:e0501dc0 [ 1332.295860][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.296017][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1332.296084][ T32] r4:00000000 [ 1332.296139][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.296246][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1332.296312][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.296454][ T32] r5:00001000 r4:e0315000 [ 1332.296518][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.296605][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.296696][ T32] r5:84b4cf8c r4:84b4cc00 [ 1332.296744][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.296844][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1332.296901][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.297008][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.297078][ T32] r4:84bc7780 [ 1332.297129][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.297248][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1332.297386][ T32] r4:00000001 [ 1332.297459][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.297561][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1332.297637][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.297705][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.297766][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.297853][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.297919][ T32] r4:84bcf280 [ 1332.298023][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.298111][ T32] INFO: task kworker/0:386:4326 blocked for more than 458 seconds. [ 1332.298191][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.298249][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.298321][ T32] task:kworker/0:386 state:D stack:0 pid:4326 tgid:4326 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.298502][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.298631][ T32] Call trace: [ 1332.298708][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1332.298820][ T32] r10:8291a684 r9:ead99d84 r8:00000002 r7:60000113 r6:ead99d8c r5:85200000 [ 1332.298874][ T32] r4:85200000 [ 1332.298920][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1332.299016][ T32] r5:85200000 r4:8291a680 ** 1 printk messages dropped ** [ 1332.299150][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1332.299988][ T32] r5:00001000 r4:ea78b000 ** 2 printk messages dropped ** [ 1332.300207][ T32] r5:851e078c r4:851e0400 [ 1332.300278][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1332.321764][ T32] r4:8528e680 ** 6 printk messages dropped ** [ 1332.322392][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1332.323701][ T32] Call trace: ** 4 printk messages dropped ** [ 1332.324176][ T32] Exception stack(0xe0501d28 to 0xe0501d70) ** 7 printk messages dropped ** [ 1332.324871][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 ** 11 printk messages dropped ** [ 1332.325816][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1332.326689][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1332.327792][ T32] r10:8291a684 r9:ead91d84 r8:00000002 r7:60000013 r6:ead91d8c r5:85201800 ** 8 printk messages dropped ** [ 1332.328576][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1332.329516][ T32] r5:851e0b8c r4:851e0800 [ 1332.329570][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.329670][ T32] r7:dddced80 r6:83018000 r5:851e0b8c r4:8528e800 [ 1332.329717][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.329815][ T32] r10:61c88647 r9:85201800 r8:8528e82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.329866][ T32] r4:8528e800 [ 1332.329910][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.330008][ T32] r10:00000000 r9:8528e800 r8:80287e08 r7:ead99e60 r6:8528e900 r5:85201800 [ 1332.330058][ T32] r4:00000001 [ 1332.330102][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.330181][ T32] Exception stack(0xead91fb0 to 0xead91ff8) [ 1332.330265][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.330373][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.354752][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.354932][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.355033][ T32] r4:852a1700 [ 1332.355784][ T32] INFO: task kworker/0:387:4329 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1332.355894][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.356101][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.356263][ T32] Call trace: [ 1332.356390][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.356512][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1332.356591][ T32] r4:00000000 [ 1332.356666][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.356768][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1332.356834][ T32] 1d20: ae633000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1332.356900][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1332.357005][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1332.357073][ T32] r5:80000013 r4:80239bb0 [ 1332.357127][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.357238][ T32] r4:82ac21e4 [ 1332.357291][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.357401][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1332.357458][ T32] r4:e0501dc0 [ 1332.357550][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.357678][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1332.357745][ T32] r4:00000000 [ 1332.357809][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.357935][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1332.358014][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.358140][ T32] r5:00001000 r4:e0315000 [ 1332.358197][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.358351][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.358455][ T32] r5:84b4cf8c r4:84b4cc00 [ 1332.358506][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.358612][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1332.358691][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.358822][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.358898][ T32] r4:84bc7780 [ 1332.358955][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.359062][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1332.359118][ T32] r4:00000001 [ 1332.359177][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.359338][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1332.359434][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.359510][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.359574][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.359645][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.359697][ T32] r4:84bcf280 [ 1332.359765][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.359873][ T32] INFO: task kworker/0:388:4330 blocked for more than 458 seconds. [ 1332.359953][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.360010][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.360061][ T32] task:kworker/0:388 state:D stack:0 pid:4330 tgid:4330 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.360256][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.360500][ T32] Call trace: [ 1332.381263][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1332.381450][ T32] r10:8291a684 r9:eada1d84 r8:00000002 r7:60000013 r6:eada1d8c r5:85203000 [ 1332.381513][ T32] r4:85203000 [ 1332.381565][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1332.381684][ T32] r5:85203000 r4:8291a680 [ 1332.381745][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.381868][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.381987][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eada1e08 [ 1332.382044][ T32] r4:00000000 [ 1332.382090][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1332.382193][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.382281][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.382381][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a1ec0 [ 1332.382432][ T32] r4:00000000 [ 1332.382495][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.382633][ T32] r9:83018005 r8:85203000 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1332.382714][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1332.383047][ T32] r5:851e138c r4:851e1000 [ 1332.383148][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1332.383474][ T32] r4:8528e980 ** 5 printk messages dropped ** [ 1332.383990][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1332.385100][ T32] INFO: task kworker/0:388:4330 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1332.385195][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.385389][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.385510][ T32] Call trace: [ 1332.385594][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.385701][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1332.385757][ T32] r4:00000000 [ 1332.385809][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.385904][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1332.385974][ T32] 1d20: ae86f000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1332.386072][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1332.386142][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1332.386214][ T32] r5:80000013 r4:80239bb0 [ 1332.386272][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.386375][ T32] r4:82ac21e4 [ 1332.386423][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.386560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1332.386630][ T32] r4:e0501dc0 [ 1332.386679][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.386819][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1332.386883][ T32] r4:00000000 [ 1332.386964][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.387072][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1332.387139][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.387284][ T32] r5:00001000 r4:e0315000 [ 1332.387347][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.387435][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.387526][ T32] r5:84b4cf8c r4:84b4cc00 [ 1332.387572][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.387715][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1332.387780][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.387883][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.387933][ T32] r4:84bc7780 [ 1332.387979][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.388080][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1332.388146][ T32] r4:00000001 [ 1332.388197][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.388293][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1332.388416][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.388496][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.388562][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.388628][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.388693][ T32] r4:84bcf280 [ 1332.388748][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.388824][ T32] INFO: task kworker/0:389:4332 blocked for more than 458 seconds. [ 1332.388898][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.388953][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.388999][ T32] task:kworker/0:389 state:D stack:0 pid:4332 tgid:4332 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.389163][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.389279][ T32] Call trace: [ 1332.389377][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1332.389481][ T32] r10:8291a684 r9:eada9d84 r8:00000002 r7:60000113 r6:eada9d8c r5:85204800 ** 4 printk messages dropped ** [ 1332.389831][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1332.390574][ T32] r9:83018005 r8:85204800 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1332.418967][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.419171][ T32] r5:00001000 r4:ea943000 [ 1332.419243][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.419366][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.419569][ T32] r5:851e0f8c r4:851e0c00 [ 1332.419632][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.419754][ T32] r7:dddced80 r6:83018000 r5:851e0f8c r4:8528e880 [ 1332.419819][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.419928][ T32] r10:61c88647 r9:85204800 r8:8528e8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.420061][ T32] r4:8528e880 [ 1332.420168][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.420280][ T32] r10:00000000 r9:8528e880 r8:80287e08 r7:eada1e60 r6:8528ea00 r5:85204800 [ 1332.420408][ T32] r4:00000001 [ 1332.431426][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.431666][ T32] Exception stack(0xeada9fb0 to 0xeada9ff8) [ 1332.431767][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.431886][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.431954][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.432047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.432122][ T32] r4:852a1b40 [ 1332.432965][ T32] INFO: task kworker/0:389:4332 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1332.433053][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.433198][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.433334][ T32] Call trace: [ 1332.433430][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.433551][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1332.433607][ T32] r4:00000000 [ 1332.433655][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.433739][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1332.433802][ T32] 1d20: aedce000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1332.433867][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1332.433985][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1332.434064][ T32] r5:80000013 r4:80239bb0 [ 1332.434118][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.434208][ T32] r4:82ac21e4 [ 1332.434270][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 5 printk messages dropped ** [ 1332.434772][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1332.435657][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1332.436367][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.436448][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.436520][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.436588][ T32] r4:84bcf280 [ 1332.436646][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.436727][ T32] INFO: task kworker/0:390:4335 blocked for more than 458 seconds. [ 1332.437267][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.437355][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.437437][ T32] task:kworker/0:390 state:D stack:0 pid:4335 tgid:4335 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.437566][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.437731][ T32] Call trace: [ 1332.437825][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1332.437961][ T32] r10:8291a684 r9:eadadd84 r8:00000002 r7:60000113 r6:eadadd8c r5:85203c00 [ 1332.438054][ T32] r4:85203c00 [ 1332.438137][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1332.438242][ T32] r5:85203c00 r4:8291a680 [ 1332.438311][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.438413][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.438515][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadade08 [ 1332.438570][ T32] r4:00000000 [ 1332.438642][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1332.438726][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.438802][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.438906][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85261f40 [ 1332.438973][ T32] r4:00000000 [ 1332.439018][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.439113][ T32] r9:83018005 r8:85203c00 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 ** 4 printk messages dropped ** [ 1332.439646][ T32] r5:851e178c r4:851e1400 [ 1332.439691][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.439789][ T32] r7:dddced80 r6:83018000 r5:851e178c r4:8528eb00 ** 1 printk messages dropped ** [ 1332.439947][ T32] r10:61c88647 r9:85203c00 r8:8528eb2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1332.440161][ T32] r10:00000000 r9:8528eb00 r8:80287e08 r7:eada1e60 r6:8528ec80 r5:85203c00 ** 5 printk messages dropped ** [ 1332.461497][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1332.462540][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1332.463725][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff ** 5 printk messages dropped ** [ 1332.464314][ T32] r4:e0501dc0 ** 5 printk messages dropped ** [ 1332.464824][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1332.465910][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 7 printk messages dropped ** [ 1332.466479][ T32] r4:84bcf280 ** 4 printk messages dropped ** [ 1332.467014][ T32] task:kworker/0:391 state:D stack:0 pid:4339 tgid:4339 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1332.467710][ T32] r5:85205400 r4:8291a680 [ 1332.467761][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.467869][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.467972][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eada5e08 [ 1332.468041][ T32] r4:00000000 [ 1332.468146][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1332.468239][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.468383][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.468490][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a8100 [ 1332.468577][ T32] r4:00000000 [ 1332.468709][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.468828][ T32] r9:83018005 r8:85205400 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1332.468882][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.468978][ T32] r5:00001000 r4:ea9f3000 [ 1332.469026][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.469112][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.469218][ T32] r5:851e1f8c r4:851e1c00 [ 1332.469284][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.469399][ T32] r7:dddced80 r6:83018000 r5:851e1f8c r4:8528eb80 [ 1332.469447][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.469618][ T32] r10:61c88647 r9:85205400 r8:8528ebac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.469701][ T32] r4:8528eb80 [ 1332.469777][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.469882][ T32] r10:00000000 r9:8528eb80 r8:80287e08 r7:eadade60 r6:8528ec00 r5:85205400 [ 1332.469933][ T32] r4:00000001 [ 1332.469997][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.470092][ T32] Exception stack(0xeada5fb0 to 0xeada5ff8) [ 1332.470154][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.470244][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.470328][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.470393][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.501002][ T32] r4:85271100 [ 1332.501877][ T32] INFO: task kworker/0:391:4339 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1332.501972][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.502153][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.502339][ T32] Call trace: [ 1332.502424][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.502554][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1332.502639][ T32] r4:00000000 [ 1332.502710][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.502832][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1332.502914][ T32] 1d20: af490000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1332.503010][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1332.503098][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1332.503211][ T32] r5:80000013 r4:80239bb0 [ 1332.503320][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.503420][ T32] r4:82ac21e4 [ 1332.503489][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.503619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1332.503705][ T32] r4:e0501dc0 [ 1332.503810][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.503935][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1332.504017][ T32] r4:00000000 [ 1332.504086][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.504195][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1332.504247][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.504376][ T32] r5:00001000 r4:e0315000 [ 1332.504428][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.504514][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.504626][ T32] r5:84b4cf8c r4:84b4cc00 [ 1332.504728][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.504836][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1332.504888][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.505041][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.505100][ T32] r4:84bc7780 [ 1332.505165][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.505295][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1332.505384][ T32] r4:00000001 [ 1332.505503][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.505605][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1332.505665][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.505743][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.505825][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.505900][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.505957][ T32] r4:84bcf280 [ 1332.506017][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.506103][ T32] INFO: task kworker/0:392:4340 blocked for more than 458 seconds. [ 1332.506196][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.506262][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.506342][ T32] task:kworker/0:392 state:D stack:0 pid:4340 tgid:4340 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.506457][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.506573][ T32] Call trace: [ 1332.506644][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1332.506771][ T32] r10:8291a684 r9:eadb1d84 r8:00000002 r7:60000113 r6:eadb1d8c r5:85206000 [ 1332.506853][ T32] r4:85206000 [ 1332.506907][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1332.507005][ T32] r5:85206000 r4:8291a680 [ 1332.507054][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.507155][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.507281][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadb1e08 [ 1332.507351][ T32] r4:00000000 [ 1332.507400][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1332.507750][ T32] r4:00000000 [ 1332.507824][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1332.508288][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.508432][ T32] r5:851e1b8c r4:851e1800 [ 1332.508520][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1332.508865][ T32] r4:8528ed00 ** 6 printk messages dropped ** [ 1332.509369][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1332.510377][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1332.531878][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 ** 9 printk messages dropped ** [ 1332.532694][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1332.533500][ T32] r5:84b4cf8c r4:84b4cc00 ** 6 printk messages dropped ** [ 1332.534050][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 7 printk messages dropped ** [ 1332.534632][ T32] r4:84bcf280 ** 1 printk messages dropped ** [ 1332.534762][ T32] INFO: task kworker/0:393:4341 blocked for more than 459 seconds. ** 3 printk messages dropped ** [ 1332.535139][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1332.535522][ T32] r4:85206c00 [ 1332.535588][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1332.535691][ T32] r5:85206c00 r4:8291a680 [ 1332.535749][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.535864][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.535989][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead9de08 [ 1332.536050][ T32] r4:00000000 [ 1332.536101][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1332.536187][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.536284][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.536444][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a8240 [ 1332.536504][ T32] r4:00000000 [ 1332.536547][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.536649][ T32] r9:83018005 r8:85206c00 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1332.536713][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.536817][ T32] r5:00001000 r4:eaa21000 [ 1332.536867][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.536953][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.537077][ T32] r5:851e238c r4:851e2000 [ 1332.537143][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.537242][ T32] r7:dddced80 r6:83018000 r5:851e238c r4:8528ee00 [ 1332.537296][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.537407][ T32] r10:61c88647 r9:85206c00 r8:8528ee2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.537464][ T32] r4:8528ee00 [ 1332.537513][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.537617][ T32] r10:00000000 r9:8528ee00 r8:80287e08 r7:eada5e60 r6:8528ee80 r5:85206c00 [ 1332.537701][ T32] r4:00000001 [ 1332.537766][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.537851][ T32] Exception stack(0xead9dfb0 to 0xead9dff8) [ 1332.537921][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.537992][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.538061][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.538133][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.538192][ T32] r4:852a1400 [ 1332.538946][ T32] INFO: task kworker/0:393:4341 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1332.539035][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.539270][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.539425][ T32] Call trace: [ 1332.539511][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.539633][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1332.539709][ T32] r4:00000000 [ 1332.539775][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.539872][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1332.539947][ T32] 1d20: af581000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1332.540042][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1332.540121][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1332.540186][ T32] r5:80000013 r4:80239bb0 [ 1332.540240][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.540376][ T32] r4:82ac21e4 [ 1332.540506][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.572823][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1332.572920][ T32] r4:e0501dc0 [ 1332.572974][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.573112][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1332.573162][ T32] r4:00000000 [ 1332.573201][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.573316][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1332.573380][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.573480][ T32] r5:00001000 r4:e0315000 [ 1332.573547][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.573644][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.573736][ T32] r5:84b4cf8c r4:84b4cc00 [ 1332.573783][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.573875][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1332.573939][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.574061][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.574121][ T32] r4:84bc7780 [ 1332.574175][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.574282][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1332.574356][ T32] r4:00000001 [ 1332.574409][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.574502][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1332.574577][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.574664][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.574736][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.574806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.574887][ T32] r4:84bcf280 [ 1332.574952][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.575043][ T32] INFO: task kworker/0:394:4344 blocked for more than 459 seconds. [ 1332.575125][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.575201][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.575261][ T32] task:kworker/0:394 state:D stack:0 pid:4344 tgid:4344 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.575391][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.575490][ T32] Call trace: [ 1332.575605][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1332.575730][ T32] r10:8291a684 r9:eadb5d84 r8:00000002 r7:60000113 r6:eadb5d8c r5:85202400 [ 1332.575785][ T32] r4:85202400 [ 1332.575869][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1332.576273][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadb5e08 ** 9 printk messages dropped ** [ 1332.577160][ T32] r5:00001000 r4:eaa65000 ** 2 printk messages dropped ** [ 1332.577428][ T32] r5:851e278c r4:851e2400 [ 1332.577480][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.577586][ T32] r7:dddced80 r6:83018000 r5:851e278c r4:85264d00 [ 1332.577645][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.577754][ T32] r10:61c88647 r9:85202400 r8:85264d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.577810][ T32] r4:85264d00 [ 1332.577862][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.577966][ T32] r10:00000000 r9:85264d00 r8:80287e08 r7:ead9de60 r6:85264f80 r5:85202400 [ 1332.578035][ T32] r4:00000001 [ 1332.578082][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.578172][ T32] Exception stack(0xeadb5fb0 to 0xeadb5ff8) [ 1332.578243][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.578331][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.578396][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.578465][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.578524][ T32] r4:852a8180 [ 1332.579281][ T32] INFO: task kworker/0:394:4344 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1332.579396][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.579540][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.579650][ T32] Call trace: [ 1332.579729][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.579844][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1332.579898][ T32] r4:00000000 [ 1332.579943][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.580034][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1332.580102][ T32] 1d20: afbbe000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1332.580170][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1332.580226][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1332.580316][ T32] r5:80000013 r4:80239bb0 [ 1332.580403][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.609356][ T32] r4:82ac21e4 [ 1332.609560][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.609704][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1332.609766][ T32] r4:e0501dc0 [ 1332.609814][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.609916][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1332.609972][ T32] r4:00000000 [ 1332.610043][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.610158][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1332.610212][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.610318][ T32] r5:00001000 r4:e0315000 [ 1332.610385][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.611249][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.611408][ T32] r5:84b4cf8c r4:84b4cc00 [ 1332.611465][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.611606][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1332.611670][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.611798][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.611882][ T32] r4:84bc7780 [ 1332.611940][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.612081][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1332.612146][ T32] r4:00000001 [ 1332.612197][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.612291][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1332.612435][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.612525][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.612597][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.612670][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1332.613091][ T32] task:kworker/0:395 state:D stack:0 pid:4347 tgid:4347 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1332.613895][ T32] r5:85200c00 r4:8291a680 ** 1 printk messages dropped ** [ 1332.614040][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1332.614653][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1332.615040][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1332.615393][ T32] r5:851e2f8c r4:851e2c00 [ 1332.615489][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.615611][ T32] r7:dddced80 r6:83018000 r5:851e2f8c r4:852b2000 ** 1 printk messages dropped ** [ 1332.615759][ T32] r10:61c88647 r9:85200c00 r8:852b202c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1332.616309][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1332.617442][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.617580][ T32] Call trace: [ 1332.617673][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.617801][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1332.617866][ T32] r4:00000000 [ 1332.617919][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.618031][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1332.618132][ T32] 1d20: afdca000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1332.618206][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1332.618268][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1332.618329][ T32] r5:80000013 r4:80239bb0 [ 1332.618384][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.618474][ T32] r4:82ac21e4 [ 1332.618525][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.618629][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1332.618730][ T32] r4:e0501dc0 [ 1332.618789][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.618883][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1332.618955][ T32] r4:00000000 [ 1332.619079][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.619188][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1332.619238][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.619341][ T32] r5:00001000 r4:e0315000 [ 1332.619425][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.619540][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.619647][ T32] r5:84b4cf8c r4:84b4cc00 [ 1332.619695][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.619820][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1332.619896][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.620025][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.620103][ T32] r4:84bc7780 [ 1332.620184][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.620292][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1332.620378][ T32] r4:00000001 [ 1332.620432][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.644935][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1332.645056][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.645170][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.645243][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.645339][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.645420][ T32] r4:84bcf280 [ 1332.645485][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.645568][ T32] INFO: task kworker/0:396:4348 blocked for more than 459 seconds. [ 1332.645658][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.645760][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.645816][ T32] task:kworker/0:396 state:D stack:0 pid:4348 tgid:4348 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.645931][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.646093][ T32] Call trace: [ 1332.646174][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1332.646324][ T32] r10:8291a684 r9:eadb9d84 r8:00000002 r7:60000013 r6:eadb9d8c r5:851e9800 [ 1332.646397][ T32] r4:851e9800 [ 1332.646446][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1332.646545][ T32] r5:851e9800 r4:8291a680 [ 1332.646606][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.646694][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.646790][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadb9e08 [ 1332.646856][ T32] r4:00000000 [ 1332.646906][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1332.646984][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.647072][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.647168][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a84c0 [ 1332.647244][ T32] r4:00000000 [ 1332.647310][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1332.647883][ T32] r5:851e2b8c r4:851e2800 [ 1332.647948][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1332.648320][ T32] r10:61c88647 r9:851e9800 r8:852b212c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1332.648970][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1332.669947][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1332.670514][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff ** 5 printk messages dropped ** [ 1332.671525][ T32] r4:e0501dc0 ** 5 printk messages dropped ** [ 1332.672213][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1332.673383][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 7 printk messages dropped ** [ 1332.674157][ T32] r4:84bcf280 ** 4 printk messages dropped ** [ 1332.674494][ T32] task:kworker/0:397 state:D stack:0 pid:4351 tgid:4351 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.674636][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.674756][ T32] Call trace: [ 1332.674947][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1332.675077][ T32] r10:8291a684 r9:eadc5d84 r8:00000002 r7:60000113 r6:eadc5d8c r5:84a50000 [ 1332.675138][ T32] r4:84a50000 [ 1332.675189][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1332.675284][ T32] r5:84a50000 r4:8291a680 [ 1332.675337][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.675431][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.675525][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadc5e08 [ 1332.675587][ T32] r4:00000000 [ 1332.675670][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1332.675753][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.675828][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.675912][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a8740 [ 1332.675959][ T32] r4:00000000 [ 1332.676005][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.676131][ T32] r9:83018005 r8:84a50000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1332.676265][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.676433][ T32] r5:00001000 r4:eaa93000 [ 1332.676490][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.676589][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.676698][ T32] r5:851e338c r4:851e3000 [ 1332.676753][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.676858][ T32] r7:dddced80 r6:83018000 r5:851e338c r4:852b2200 [ 1332.676908][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.677012][ T32] r10:61c88647 r9:84a50000 r8:852b222c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.677065][ T32] r4:852b2200 [ 1332.677110][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.677205][ T32] r10:00000000 r9:852b2200 r8:80287e08 r7:eadc1e60 r6:852b2300 r5:84a50000 [ 1332.677260][ T32] r4:00000001 [ 1332.677308][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.677390][ T32] Exception stack(0xeadc5fb0 to 0xeadc5ff8) [ 1332.677457][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.677523][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.677604][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.677680][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.677734][ T32] r4:852a8680 [ 1332.678443][ T32] INFO: task kworker/0:397:4351 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1332.678587][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.678770][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.678914][ T32] Call trace: [ 1332.679059][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.679179][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1332.679233][ T32] r4:00000000 [ 1332.679285][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.679395][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1332.679483][ T32] 1d20: b00ae000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1332.679566][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1332.679629][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1332.679688][ T32] r5:80000013 r4:80239bb0 [ 1332.679774][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.679874][ T32] r4:82ac21e4 [ 1332.679942][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.680044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1332.680159][ T32] r4:e0501dc0 [ 1332.680219][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.680369][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1332.680547][ T32] r4:00000000 [ 1332.716072][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.716274][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1332.716357][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.716475][ T32] r5:00001000 r4:e0315000 [ 1332.716540][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.716645][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.716744][ T32] r5:84b4cf8c r4:84b4cc00 [ 1332.716795][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.716921][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1332.717078][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.717193][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 1 printk messages dropped ** [ 1332.717291][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1332.717876][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1332.718445][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1332.719213][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1332.719731][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1332.720376][ T32] r5:851e3f8c r4:851e3c00 [ 1332.720502][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1332.731873][ T32] r10:00000000 r9:852b2380 r8:80287e08 r7:eadc5e60 r6:852b2280 r5:84a50c00 ** 10 printk messages dropped ** [ 1332.733505][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.733668][ T32] Call trace: [ 1332.733788][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.733914][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1332.733972][ T32] r4:00000000 [ 1332.734078][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.734177][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1332.734355][ T32] 1d20: b058f000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1332.734436][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1332.734501][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1332.734588][ T32] r5:80000013 r4:80239bb0 [ 1332.734682][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.734788][ T32] r4:82ac21e4 [ 1332.734854][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.734992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1332.735060][ T32] r4:e0501dc0 [ 1332.735112][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.735220][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1332.735278][ T32] r4:00000000 [ 1332.735327][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.735455][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1332.735533][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.735641][ T32] r5:00001000 r4:e0315000 [ 1332.735690][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.735772][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.735877][ T32] r5:84b4cf8c r4:84b4cc00 [ 1332.735924][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.736022][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1332.736071][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.736175][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.736231][ T32] r4:84bc7780 [ 1332.736306][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.736437][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1332.736494][ T32] r4:00000001 [ 1332.736540][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.736687][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1332.736760][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.736842][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.736911][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.736975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.737030][ T32] r4:84bcf280 [ 1332.737083][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.737168][ T32] INFO: task kworker/0:399:4354 blocked for more than 459 seconds. [ 1332.737248][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.737312][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.737383][ T32] task:kworker/0:399 state:D stack:0 pid:4354 tgid:4354 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.737524][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.737640][ T32] Call trace: [ 1332.737725][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1332.737831][ T32] r10:8291a684 r9:eadcdd84 r8:00000002 r7:60000113 r6:eadcdd8c r5:84a51800 [ 1332.737883][ T32] r4:84a51800 [ 1332.737933][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1332.738021][ T32] r5:84a51800 r4:8291a680 [ 1332.738066][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.738155][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.738264][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadcde08 [ 1332.738361][ T32] r4:00000000 [ 1332.738432][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1332.738510][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.738594][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.738690][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a8980 [ 1332.738746][ T32] r4:00000000 [ 1332.738795][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.738906][ T32] r9:83018005 r8:84a51800 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1332.738965][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.739064][ T32] r5:00001000 r4:eaaa9000 [ 1332.739167][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.739268][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.739384][ T32] r5:851e378c r4:851e3400 [ 1332.739443][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.739586][ T32] r7:dddced80 r6:83018000 r5:851e378c r4:852b2400 [ 1332.739666][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.739777][ T32] r10:61c88647 r9:84a51800 r8:852b242c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.739851][ T32] r4:852b2400 [ 1332.739904][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.740008][ T32] r10:00000000 r9:852b2400 r8:80287e08 r7:eadc9e60 r6:852b2580 r5:84a51800 [ 1332.740059][ T32] r4:00000001 [ 1332.740101][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.740178][ T32] Exception stack(0xeadcdfb0 to 0xeadcdff8) [ 1332.740240][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.740306][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.740391][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.740501][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.768022][ T32] r4:852a8a80 [ 1332.768785][ T32] INFO: task kworker/0:399:4354 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1332.768890][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.769097][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.769251][ T32] Call trace: [ 1332.769362][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.769492][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1332.769551][ T32] r4:00000000 [ 1332.769622][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.769735][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1332.769819][ T32] 1d20: b0942000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1332.769892][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1332.769953][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1332.770012][ T32] r5:80000013 r4:80239bb0 [ 1332.770075][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.770173][ T32] r4:82ac21e4 [ 1332.770224][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.770323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1332.770379][ T32] r4:e0501dc0 [ 1332.770430][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.785433][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 1 printk messages dropped ** [ 1332.785625][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.785755][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1332.785809][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.785915][ T32] r5:00001000 r4:e0315000 [ 1332.785967][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.786058][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.786178][ T32] r5:84b4cf8c r4:84b4cc00 [ 1332.786250][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.786371][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1332.786426][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.786533][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.786622][ T32] r4:84bc7780 [ 1332.786758][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.786869][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1332.786924][ T32] r4:00000001 [ 1332.786974][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.787059][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1332.787143][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.787222][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.787302][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.787401][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.787463][ T32] r4:84bcf280 [ 1332.787519][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.787591][ T32] INFO: task kworker/0:400:4355 blocked for more than 459 seconds. [ 1332.787675][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.787735][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.787787][ T32] task:kworker/0:400 state:D stack:0 pid:4355 tgid:4355 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.787922][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.788025][ T32] Call trace: [ 1332.788194][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1332.788311][ T32] r10:8291a684 r9:eadd5d84 r8:00000002 r7:60000113 r6:eadd5d8c r5:84a52400 [ 1332.788443][ T32] r4:84a52400 [ 1332.788504][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1332.788617][ T32] r5:84a52400 r4:8291a680 [ 1332.788691][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.788787][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.788883][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadd5e08 [ 1332.788939][ T32] r4:00000000 [ 1332.788987][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1332.789068][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.789170][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.789276][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a8bc0 [ 1332.789329][ T32] r4:00000000 [ 1332.789378][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.789478][ T32] r9:83018005 r8:84a52400 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1332.789581][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.789679][ T32] r5:00001000 r4:eaabd000 [ 1332.789727][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.789811][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.789923][ T32] r5:851e3b8c r4:851e3800 [ 1332.789979][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.790076][ T32] r7:dddced80 r6:83018000 r5:851e3b8c r4:852b2480 [ 1332.790127][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.790232][ T32] r10:61c88647 r9:84a52400 r8:852b24ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.790302][ T32] r4:852b2480 [ 1332.790372][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.801388][ T32] r10:00000000 r9:852b2480 r8:80287e08 r7:eadc9e60 r6:852b2680 r5:84a52400 [ 1332.801531][ T32] r4:00000001 [ 1332.801599][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.801720][ T32] Exception stack(0xeadd5fb0 to 0xeadd5ff8) [ 1332.801792][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.801862][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.801963][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.802049][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.802153][ T32] r4:852a8b00 [ 1332.802914][ T32] INFO: task kworker/0:400:4355 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1332.803005][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.803160][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.803285][ T32] Call trace: [ 1332.803393][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.803517][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1332.803594][ T32] r4:00000000 [ 1332.803644][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.803737][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1332.803833][ T32] 1d20: b0cc3000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1332.803920][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1332.804007][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1332.804073][ T32] r5:80000013 r4:80239bb0 [ 1332.804127][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.804235][ T32] r4:82ac21e4 [ 1332.804296][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.804438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1332.804508][ T32] r4:e0501dc0 [ 1332.804568][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 2 printk messages dropped ** [ 1332.804784][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1332.805210][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1332.805571][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1332.805927][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1332.805987][ T32] r4:00000001 [ 1332.806051][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.806165][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1332.806251][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.806346][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.806416][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.806482][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.806535][ T32] r4:84bcf280 [ 1332.806610][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.806678][ T32] INFO: task kworker/0:401:4358 blocked for more than 459 seconds. [ 1332.806751][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.806811][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.806862][ T32] task:kworker/0:401 state:D stack:0 pid:4358 tgid:4358 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.806982][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.807079][ T32] Call trace: [ 1332.807177][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1332.807285][ T32] r10:8291a684 r9:eadd1d84 r8:00000002 r7:60000113 r6:eadd1d8c r5:84a53000 [ 1332.807368][ T32] r4:84a53000 [ 1332.807436][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1332.807683][ T32] r5:84a53000 r4:8291a680 [ 1332.807934][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.808078][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.808210][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadd1e08 [ 1332.808293][ T32] r4:00000000 [ 1332.808382][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1332.808477][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.808577][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.808679][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a8e00 [ 1332.808740][ T32] r4:00000000 [ 1332.808790][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.808901][ T32] r9:83018005 r8:84a53000 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1332.808979][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1332.809240][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.809336][ T32] r5:852d838c r4:852d8000 ** 1 printk messages dropped ** [ 1332.809529][ T32] r7:dddced80 r6:83018000 r5:852d838c r4:852b2500 ** 4 printk messages dropped ** [ 1332.809893][ T32] r10:00000000 r9:852b2500 r8:80287e08 r7:eadc9e60 r6:852b2700 r5:84a53000 ** 7 printk messages dropped ** [ 1332.810410][ T32] r4:852a8f00 ** 4 printk messages dropped ** [ 1332.842324][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1332.842888][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1332.842949][ T32] r5:80000013 r4:80239bb0 [ 1332.843020][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.843121][ T32] r4:82ac21e4 [ 1332.843198][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.843312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1332.843367][ T32] r4:e0501dc0 [ 1332.843413][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.843507][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1332.843594][ T32] r4:00000000 [ 1332.843658][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.843766][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1332.843822][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.843919][ T32] r5:00001000 r4:e0315000 [ 1332.843971][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.844062][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.844157][ T32] r5:84b4cf8c r4:84b4cc00 [ 1332.844230][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.844370][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1332.844426][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.844542][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.844599][ T32] r4:84bc7780 [ 1332.844647][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.844752][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1332.844826][ T32] r4:00000001 [ 1332.844885][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.844971][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1332.845039][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.845107][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.845170][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.845255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.845336][ T32] r4:84bcf280 [ 1332.845447][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.845548][ T32] INFO: task kworker/0:402:4361 blocked for more than 459 seconds. [ 1332.845627][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.845690][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.845741][ T32] task:kworker/0:402 state:D stack:0 pid:4361 tgid:4361 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.845963][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.846127][ T32] Call trace: [ 1332.846206][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1332.846318][ T32] r10:8291a684 r9:eadddd84 r8:00000002 r7:60000113 r6:eadddd8c r5:84a53c00 [ 1332.846377][ T32] r4:84a53c00 [ 1332.846446][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1332.846577][ T32] r5:84a53c00 r4:8291a680 [ 1332.846638][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.846730][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.846835][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaddde08 [ 1332.846897][ T32] r4:00000000 [ 1332.846950][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1332.847049][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.847160][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.847261][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c1040 [ 1332.847332][ T32] r4:00000000 [ 1332.847388][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.847491][ T32] r9:83018005 r8:84a53c00 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1332.847581][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.847691][ T32] r5:00001000 r4:eaaf7000 [ 1332.847743][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.847836][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.847931][ T32] r5:852d878c r4:852d8400 [ 1332.848001][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.848111][ T32] r7:dddced80 r6:83018000 r5:852d878c r4:852b2780 [ 1332.848180][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.848289][ T32] r10:61c88647 r9:84a53c00 r8:852b27ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.848365][ T32] r4:852b2780 [ 1332.848464][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.848589][ T32] r10:00000000 r9:852b2780 r8:80287e08 r7:eadd1e60 r6:852b2880 r5:84a53c00 [ 1332.848663][ T32] r4:00000001 [ 1332.848722][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1332.848894][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.848966][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.849049][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.849142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.849205][ T32] r4:852c1000 [ 1332.849640][ T32] INFO: task kworker/0:402:4361 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1332.849720][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.849849][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.849969][ T32] Call trace: [ 1332.850052][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.850198][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1332.850273][ T32] r4:00000000 [ 1332.850325][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.850478][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1332.874156][ T32] 1d20: b1235000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1332.874282][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1332.874356][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1332.874429][ T32] r5:80000013 r4:80239bb0 [ 1332.874507][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.874661][ T32] r4:82ac21e4 [ 1332.874722][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.874829][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1332.874886][ T32] r4:e0501dc0 [ 1332.874939][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1332.875579][ T32] r5:00001000 r4:e0315000 ** 5 printk messages dropped ** [ 1332.876121][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1332.876603][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 4 printk messages dropped ** [ 1332.877008][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1332.877464][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1332.878124][ T32] r4:84a54800 ** 3 printk messages dropped ** [ 1332.878422][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1332.879126][ T32] r9:83018005 r8:84a54800 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 ** 4 printk messages dropped ** [ 1332.879601][ T32] r5:852d938c r4:852d9000 [ 1332.879657][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1332.880131][ T32] r10:00000000 r9:852b2600 r8:80287e08 r7:eaddde60 r6:852b2800 r5:84a54800 ** 5 printk messages dropped ** [ 1332.901310][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1332.901480][ T32] r4:852c1000 [ 1332.902215][ T32] INFO: task kworker/0:403:4362 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1332.902307][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.902457][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.902628][ T32] Call trace: [ 1332.902736][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.902905][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1332.902966][ T32] r4:00000000 [ 1332.903017][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.903106][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1332.903195][ T32] 1d20: b1489000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1332.903271][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1332.903348][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1332.903444][ T32] r5:80000013 r4:80239bb0 [ 1332.903501][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.903606][ T32] r4:82ac21e4 [ 1332.903659][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.903761][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1332.903836][ T32] r4:e0501dc0 [ 1332.903890][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.903985][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1332.904058][ T32] r4:00000000 [ 1332.904121][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.904222][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1332.904278][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.904393][ T32] r5:00001000 r4:e0315000 [ 1332.904443][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.904543][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.904642][ T32] r5:84b4cf8c r4:84b4cc00 [ 1332.904690][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.904791][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1332.904842][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.904950][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.905008][ T32] r4:84bc7780 [ 1332.905060][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.905163][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1332.905218][ T32] r4:00000001 [ 1332.905263][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.905345][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1332.905403][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.905473][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.905548][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.905618][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.905673][ T32] r4:84bcf280 [ 1332.905749][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.905837][ T32] INFO: task kworker/0:404:4364 blocked for more than 459 seconds. [ 1332.905933][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.906018][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.906075][ T32] task:kworker/0:404 state:D stack:0 pid:4364 tgid:4364 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.906287][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.906395][ T32] Call trace: [ 1332.906488][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1332.906610][ T32] r10:8291a684 r9:eade5d84 r8:00000002 r7:60000013 r6:eade5d8c r5:84a55400 [ 1332.906669][ T32] r4:84a55400 [ 1332.906741][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1332.906873][ T32] r5:84a55400 r4:8291a680 [ 1332.906924][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.907075][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.907184][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eade5e08 [ 1332.907244][ T32] r4:00000000 [ 1332.907303][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1332.907389][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.907474][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.907580][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c1280 [ 1332.907641][ T32] r4:00000000 [ 1332.907713][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.907825][ T32] r9:83018005 r8:84a55400 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 ** 4 printk messages dropped ** [ 1332.908292][ T32] r5:852d8b8c r4:852d8800 [ 1332.908369][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.908480][ T32] r7:dddced80 r6:83018000 r5:852d8b8c r4:852b2900 [ 1332.908548][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.908704][ T32] r10:61c88647 r9:84a55400 r8:852b292c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.908784][ T32] r4:852b2900 [ 1332.908849][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.908953][ T32] r10:00000000 r9:852b2900 r8:80287e08 r7:eade1e60 r6:852b2a00 r5:84a55400 [ 1332.909003][ T32] r4:00000001 [ 1332.909046][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.909122][ T32] Exception stack(0xeade5fb0 to 0xeade5ff8) [ 1332.909209][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.909291][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.909362][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.909449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.909530][ T32] r4:852c1480 [ 1332.909943][ T32] INFO: task kworker/0:404:4364 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1332.910027][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.910159][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.910286][ T32] Call trace: [ 1332.910521][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.931313][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1332.931396][ T32] r4:00000000 [ 1332.931450][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.931588][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1332.931679][ T32] 1d20: b14cc000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1332.931755][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1332.931817][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1332.931876][ T32] r5:80000013 r4:80239bb0 [ 1332.931950][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.932081][ T32] r4:82ac21e4 [ 1332.932142][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.932246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1332.932323][ T32] r4:e0501dc0 [ 1332.932393][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.932491][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1332.932566][ T32] r4:00000000 [ 1332.932614][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.932720][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1332.932773][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.932872][ T32] r5:00001000 r4:e0315000 [ 1332.932921][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.933009][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.933145][ T32] r5:84b4cf8c r4:84b4cc00 [ 1332.933217][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.933330][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1332.933416][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.933537][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.933591][ T32] r4:84bc7780 [ 1332.933642][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.933745][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1332.933798][ T32] r4:00000001 [ 1332.933869][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.933974][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1332.934043][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.934108][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.934172][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.934261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1332.934753][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1332.935712][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1332.936591][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1332.936948][ T32] r5:852d8f8c r4:852d8c00 ** 1 printk messages dropped ** [ 1332.937159][ T32] r7:dddced80 r6:83018000 r5:852d8f8c r4:852b2a80 ** 4 printk messages dropped ** [ 1332.937606][ T32] r10:00000000 r9:852b2a80 r8:80287e08 r7:eade1e60 r6:852b2b80 r5:84a56000 ** 9 printk messages dropped ** [ 1332.939112][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.939245][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.939345][ T32] Call trace: [ 1332.939461][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.939605][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1332.939663][ T32] r4:00000000 [ 1332.939714][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.939823][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1332.939905][ T32] 1d20: b14cc000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1332.939978][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1332.940055][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1332.940122][ T32] r5:80000013 r4:80239bb0 [ 1332.940174][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.940268][ T32] r4:82ac21e4 [ 1332.940321][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.940443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1332.966647][ T32] r4:e0501dc0 [ 1332.966775][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.966905][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1332.966986][ T32] r4:00000000 [ 1332.967047][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.967155][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1332.967211][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.967317][ T32] r5:00001000 r4:e0315000 [ 1332.967372][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.967489][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.967618][ T32] r5:84b4cf8c r4:84b4cc00 [ 1332.967702][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.967815][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1332.967869][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.967993][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.968055][ T32] r4:84bc7780 [ 1332.968133][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.968243][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1332.968302][ T32] r4:00000001 [ 1332.968371][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.968475][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1332.968555][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.968621][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.968701][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.968775][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.968845][ T32] r4:84bcf280 [ 1332.968905][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.969001][ T32] INFO: task kworker/0:406:4368 blocked for more than 459 seconds. [ 1332.969076][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.969133][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.969186][ T32] task:kworker/0:406 state:D stack:0 pid:4368 tgid:4368 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.969305][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.969400][ T32] Call trace: [ 1332.969476][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1332.969597][ T32] r10:8291a684 r9:eadedd84 r8:00000002 r7:60000013 r6:eadedd8c r5:84a56c00 ** 9 printk messages dropped ** [ 1332.970394][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1332.985874][ T32] r5:852d978c r4:852d9400 ** 3 printk messages dropped ** [ 1332.986232][ T32] r10:61c88647 r9:84a56c00 r8:852b2d2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1332.986886][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1332.988833][ T32] 1d20: b17ec000 e02e7000 00000001 80239b98 7f539000 00000001 ** 16 printk messages dropped ** [ 1332.990212][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1333.015463][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1333.015535][ T32] r4:00000001 [ 1333.015587][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.015690][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1333.015764][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.015841][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.015905][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.015975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.016032][ T32] r4:84bcf280 [ 1333.016117][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.016207][ T32] INFO: task kworker/0:407:4370 blocked for more than 459 seconds. [ 1333.016283][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.016396][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.016457][ T32] task:kworker/0:407 state:D stack:0 pid:4370 tgid:4370 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.016587][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.016719][ T32] Call trace: [ 1333.016839][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1333.016964][ T32] r10:8291a684 r9:eadf1d84 r8:00000002 r7:60000113 r6:eadf1d8c r5:85208000 [ 1333.017048][ T32] r4:85208000 [ 1333.017107][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1333.017207][ T32] r5:85208000 r4:8291a680 [ 1333.017260][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1333.017767][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1333.018527][ T32] r5:852d9f8c r4:852d9c00 ** 3 printk messages dropped ** [ 1333.018840][ T32] r10:61c88647 r9:85208000 r8:852b29ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1333.019611][ T32] r4:852c1640 ** 9 printk messages dropped ** [ 1333.037348][ T32] 1d20: b1bb4000 e02e7000 00000001 80239b98 7f539000 00000001 ** 8 printk messages dropped ** [ 1333.037978][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.038085][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1333.038146][ T32] r4:00000000 [ 1333.038211][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.038350][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1333.038439][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.038537][ T32] r5:00001000 r4:e0315000 [ 1333.038587][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.038673][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.038766][ T32] r5:84b4cf8c r4:84b4cc00 [ 1333.038821][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.038925][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1333.038986][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.039109][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.039165][ T32] r4:84bc7780 [ 1333.039215][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.039329][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1333.039388][ T32] r4:00000001 [ 1333.039456][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.039554][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1333.039621][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.039691][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.039760][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.039846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.039901][ T32] r4:84bcf280 [ 1333.039953][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.040020][ T32] INFO: task kworker/0:408:4371 blocked for more than 459 seconds. [ 1333.040099][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.040159][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.040211][ T32] task:kworker/0:408 state:D stack:0 pid:4371 tgid:4371 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1333.062244][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1333.062939][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1333.063499][ T32] r5:852d9b8c r4:852d9800 ** 3 printk messages dropped ** [ 1333.063853][ T32] r10:61c88647 r9:85208c00 r8:852b2b2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1333.064632][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1333.066711][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff ** 15 printk messages dropped ** [ 1333.068110][ T32] r5:84b4cf8c r4:84b4cc00 ** 6 printk messages dropped ** [ 1333.068829][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 4 printk messages dropped ** [ 1333.069163][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.069223][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.069300][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.069376][ T32] r4:84bcf280 [ 1333.069432][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.069520][ T32] INFO: task kworker/0:409:4374 blocked for more than 459 seconds. [ 1333.069604][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.069665][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.069739][ T32] task:kworker/0:409 state:D stack:0 pid:4374 tgid:4374 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.069876][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.069993][ T32] Call trace: [ 1333.070125][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1333.070234][ T32] r10:8291a684 r9:eadf5d84 r8:00000002 r7:60000013 r6:eadf5d8c r5:85209800 [ 1333.070288][ T32] r4:85209800 [ 1333.070358][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1333.070494][ T32] r5:85209800 r4:8291a680 [ 1333.096180][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.096407][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1333.096648][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1333.097518][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.097641][ T32] r5:852da78c r4:852da400 ** 1 printk messages dropped ** [ 1333.097828][ T32] r7:dddced80 r6:83018000 r5:852da78c r4:852b2f80 ** 9 printk messages dropped ** [ 1333.098587][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1333.116520][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 ** 16 printk messages dropped ** [ 1333.118067][ T32] r5:84b4cf8c r4:84b4cc00 ** 9 printk messages dropped ** [ 1333.118989][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) ** 11 printk messages dropped ** [ 1333.120013][ T32] Call trace: ** 11 printk messages dropped ** [ 1333.137014][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1333.137620][ T32] r5:00001000 r4:dfa53000 [ 1333.137681][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.137775][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.137890][ T32] r5:852da38c r4:852da000 [ 1333.137967][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.138081][ T32] r7:dddced80 r6:83018000 r5:852da38c r4:8528ef00 [ 1333.138189][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.138311][ T32] r10:61c88647 r9:8520a400 r8:8528ef2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.138369][ T32] r4:8528ef00 [ 1333.138420][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.138530][ T32] r10:00000000 r9:8528ef00 r8:80287e08 r7:eadf5e60 r6:8528ef80 r5:8520a400 [ 1333.138586][ T32] r4:00000001 [ 1333.138637][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.138726][ T32] Exception stack(0xeadf9fb0 to 0xeadf9ff8) [ 1333.138799][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.138871][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.138960][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.139035][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.139092][ T32] r4:852c1bc0 [ 1333.139873][ T32] INFO: task kworker/0:410:4375 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1333.139968][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.140185][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.140355][ T32] Call trace: [ 1333.154334][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.154655][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1333.154721][ T32] r4:00000000 [ 1333.154794][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.154917][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1333.155010][ T32] 1d20: b21ef000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1333.155079][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1333.155140][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1333.155201][ T32] r5:80000013 r4:80239bb0 [ 1333.155281][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.155398][ T32] r4:82ac21e4 [ 1333.155461][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.155593][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1333.155672][ T32] r4:e0501dc0 [ 1333.155720][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.155810][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1333.155884][ T32] r4:00000000 [ 1333.155946][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.156084][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1333.156147][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.156255][ T32] r5:00001000 r4:e0315000 [ 1333.156323][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.156457][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.156554][ T32] r5:84b4cf8c r4:84b4cc00 [ 1333.156606][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.156710][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1333.156763][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.156870][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.156923][ T32] r4:84bc7780 [ 1333.156986][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.157090][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1333.157144][ T32] r4:00000001 [ 1333.157192][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.157276][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1333.157359][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.157448][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.157524][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.157596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.157655][ T32] r4:84bcf280 [ 1333.157718][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.157789][ T32] INFO: task kworker/0:411:4378 blocked for more than 459 seconds. [ 1333.157866][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1333.158161][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.158731][ T32] r5:8520b000 r4:8291a680 ** 6 printk messages dropped ** [ 1333.159274][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1333.159992][ T32] r5:852db78c r4:852db400 [ 1333.160057][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1333.160386][ T32] r10:61c88647 r9:8520b000 r8:852cf02c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1333.181812][ T32] Exception stack(0xeadfdfb0 to 0xeadfdff8) ** 2 printk messages dropped ** [ 1333.182077][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1333.183557][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1333.184131][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff ** 6 printk messages dropped ** [ 1333.184732][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1333.185471][ T32] r5:84b4cf8c r4:84b4cc00 ** 5 printk messages dropped ** [ 1333.186028][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.186145][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1333.186238][ T32] r4:00000001 [ 1333.186305][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.186422][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1333.186504][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.186582][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.186654][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.186726][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.186795][ T32] r4:84bcf280 [ 1333.186852][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.186933][ T32] INFO: task kworker/0:412:4379 blocked for more than 459 seconds. [ 1333.187017][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.187094][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.187151][ T32] task:kworker/0:412 state:D stack:0 pid:4379 tgid:4379 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.187258][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.187362][ T32] Call trace: [ 1333.187454][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1333.187565][ T32] r10:8291a684 r9:eae01d84 r8:00000002 r7:60000013 r6:eae01d8c r5:8520bc00 [ 1333.187623][ T32] r4:8520bc00 [ 1333.187680][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1333.187776][ T32] r5:8520bc00 r4:8291a680 [ 1333.187820][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.187914][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1333.188274][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1333.189081][ T32] r5:852dab8c r4:852da800 [ 1333.189192][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1333.189473][ T32] r10:61c88647 r9:8520bc00 r8:852cf0ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1333.189966][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1333.231348][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 ** 5 printk messages dropped ** [ 1333.231710][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff ** 8 printk messages dropped ** [ 1333.232011][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1333.232504][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1333.233155][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 13 printk messages dropped ** [ 1333.233937][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1333.234315][ T32] r5:852daf8c r4:852dac00 ** 3 printk messages dropped ** [ 1333.234490][ T32] r10:61c88647 r9:8520c800 r8:852cf22c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1333.234850][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.234878][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.234952][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.234985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.235116][ T32] r4:85314080 [ 1333.235571][ T32] INFO: task kworker/0:413:4382 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1333.235636][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.235706][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.235766][ T32] Call trace: [ 1333.235838][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.235895][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1333.235920][ T32] r4:00000000 [ 1333.235940][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.235983][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1333.236013][ T32] 1d20: b29c4000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1333.236041][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1333.236066][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1333.236091][ T32] r5:80000013 r4:80239bb0 [ 1333.236121][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.236162][ T32] r4:82ac21e4 [ 1333.236222][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.236270][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1333.236300][ T32] r4:e0501dc0 [ 1333.236322][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.236395][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1333.236417][ T32] r4:00000000 [ 1333.236437][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.236506][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1333.236532][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.236578][ T32] r5:00001000 r4:e0315000 [ 1333.236598][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1333.236704][ T32] r5:84b4cf8c r4:84b4cc00 ** 6 printk messages dropped ** [ 1333.236959][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 14 printk messages dropped ** [ 1333.237476][ T32] Call trace: ** 9 printk messages dropped ** [ 1333.237834][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1333.238320][ T32] r5:852db38c r4:852db000 ** 3 printk messages dropped ** [ 1333.238494][ T32] r10:61c88647 r9:8520d400 r8:852cf3ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 15 printk messages dropped ** [ 1333.239438][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) ** 13 printk messages dropped ** [ 1333.239926][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 14 printk messages dropped ** [ 1333.256009][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 13 printk messages dropped ** [ 1333.256594][ T32] task:kworker/0:415 state:D stack:0 pid:4386 tgid:4386 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1333.257345][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.257658][ T32] r5:852dbb8c r4:852db800 [ 1333.257704][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.257797][ T32] r7:dddced80 r6:83018000 r5:852dbb8c r4:852cf400 [ 1333.257823][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.257872][ T32] r10:61c88647 r9:8520e000 r8:852cf42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.257894][ T32] r4:852cf400 [ 1333.257940][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.257990][ T32] r10:00000000 r9:852cf400 r8:80287e08 r7:eadfde60 r6:852cf500 r5:8520e000 [ 1333.258014][ T32] r4:00000001 [ 1333.258033][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.258069][ T32] Exception stack(0xeae11fb0 to 0xeae11ff8) [ 1333.258096][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.258127][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.258229][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.258262][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.258307][ T32] r4:85314200 [ 1333.258721][ T32] INFO: task kworker/0:415:4386 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1333.258760][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.258898][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.258947][ T32] Call trace: [ 1333.259005][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) ** 5 printk messages dropped ** [ 1333.259254][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 ** 6 printk messages dropped ** [ 1333.259537][ T32] r4:e0501dc0 ** 11 printk messages dropped ** [ 1333.260083][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 ** 5 printk messages dropped ** [ 1333.260288][ T32] r4:00000001 [ 1333.260321][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.260386][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1333.260414][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.260509][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.278352][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.278418][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.278445][ T32] r4:84bcf280 [ 1333.278519][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.278554][ T32] INFO: task kworker/0:416:4388 blocked for more than 459 seconds. [ 1333.278590][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.278640][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.278667][ T32] task:kworker/0:416 state:D stack:0 pid:4388 tgid:4388 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.278733][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.278896][ T32] Call trace: [ 1333.278932][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1333.278991][ T32] r10:8291a684 r9:eae15d84 r8:00000002 r7:60000113 r6:eae15d8c r5:8520ec00 [ 1333.279015][ T32] r4:8520ec00 [ 1333.279035][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1333.279080][ T32] r5:8520ec00 r4:8291a680 ** 1 printk messages dropped ** [ 1333.279142][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1333.279620][ T32] r5:852e838c r4:852e8000 ** 3 printk messages dropped ** [ 1333.279756][ T32] r10:61c88647 r9:8520ec00 r8:852cf5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1333.280032][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1333.283421][ T32] Exception stack(0xe0501d28 to 0xe0501d70) ** 11 printk messages dropped ** [ 1333.283907][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1333.284373][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1333.284877][ T32] r4:84bcf280 [ 1333.284899][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.284978][ T32] INFO: task kworker/0:417:4389 blocked for more than 459 seconds. [ 1333.285017][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.285042][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.285089][ T32] task:kworker/0:417 state:D stack:0 pid:4389 tgid:4389 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.285142][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.285184][ T32] Call trace: [ 1333.285230][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1333.285295][ T32] r10:8291a684 r9:eae09d84 r8:00000002 r7:60000113 r6:eae09d8c r5:84ab0000 [ 1333.285328][ T32] r4:84ab0000 [ 1333.285444][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1333.285518][ T32] r5:84ab0000 r4:8291a680 [ 1333.285542][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.285607][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.285678][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae09e08 [ 1333.285705][ T32] r4:00000000 [ 1333.285724][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1333.285760][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.285794][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1333.286205][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1333.286427][ T32] r7:dddced80 r6:83018000 r5:852dbf8c r4:852cf600 ** 5 printk messages dropped ** [ 1333.286711][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1333.287643][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1333.288288][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 ** 12 printk messages dropped ** [ 1333.288833][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 ** 7 printk messages dropped ** [ 1333.289166][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) ** 16 printk messages dropped ** [ 1333.289824][ T32] r5:84ab0c00 r4:8291a680 ** 6 printk messages dropped ** [ 1333.290121][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1333.290279][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.290332][ T32] r5:00001000 r4:ea88f000 [ 1333.290365][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.290412][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.290525][ T32] r5:852e878c r4:852e8400 [ 1333.310496][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.310966][ T32] r7:dddced80 r6:83018000 r5:852e878c r4:852cf700 [ 1333.311000][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.311083][ T32] r10:61c88647 r9:84ab0c00 r8:852cf72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.311112][ T32] r4:852cf700 [ 1333.311160][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.311215][ T32] r10:00000000 r9:852cf700 r8:80287e08 r7:eae15e60 r6:852cf800 r5:84ab0c00 [ 1333.311238][ T32] r4:00000001 [ 1333.311258][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.311334][ T32] Exception stack(0xeae19fb0 to 0xeae19ff8) [ 1333.311396][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.311429][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.311456][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.311485][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.311508][ T32] r4:853147c0 [ 1333.311911][ T32] INFO: task kworker/0:418:4391 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1333.311977][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.312053][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.312129][ T32] Call trace: [ 1333.312175][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.312234][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1333.312258][ T32] r4:00000000 [ 1333.312278][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.312368][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1333.312400][ T32] 1d20: b312a000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1333.312430][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1333.312492][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1333.312543][ T32] r5:80000013 r4:80239bb0 [ 1333.312570][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.312615][ T32] r4:82ac21e4 [ 1333.312635][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.312677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1333.312701][ T32] r4:e0501dc0 [ 1333.312720][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.312760][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1333.312782][ T32] r4:00000000 [ 1333.312802][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.312849][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1333.312871][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.312913][ T32] r5:00001000 r4:e0315000 [ 1333.312934][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.312974][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.313017][ T32] r5:84b4cf8c r4:84b4cc00 [ 1333.313037][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.313084][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1333.313126][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.313180][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.313204][ T32] r4:84bc7780 [ 1333.313223][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.313296][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1333.313325][ T32] r4:00000001 [ 1333.313345][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.313381][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1333.313429][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.313461][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.313488][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.313516][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.313538][ T32] r4:84bcf280 [ 1333.313559][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.313587][ T32] INFO: task kworker/0:419:4394 blocked for more than 459 seconds. [ 1333.313619][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.313643][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.313664][ T32] task:kworker/0:419 state:D stack:0 pid:4394 tgid:4394 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.313711][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.313831][ T32] Call trace: [ 1333.313862][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1333.313910][ T32] r10:8291a684 r9:eae1dd84 r8:00000002 r7:60000013 r6:eae1dd8c r5:84ab1800 [ 1333.313933][ T32] r4:84ab1800 [ 1333.313952][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1333.313995][ T32] r5:84ab1800 r4:8291a680 [ 1333.314015][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1333.314094][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae1de08 [ 1333.314128][ T32] r4:00000000 [ 1333.314176][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1333.314215][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.314251][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.314298][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85314b40 [ 1333.314346][ T32] r4:00000000 [ 1333.314370][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.314419][ T32] r9:83018005 r8:84ab1800 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 ** 4 printk messages dropped ** [ 1333.314673][ T32] r5:852e8f8c r4:852e8c00 ** 3 printk messages dropped ** [ 1333.314810][ T32] r10:61c88647 r9:84ab1800 r8:852cf8ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1333.315168][ T32] r4:85314800 [ 1333.315436][ T32] INFO: task kworker/0:419:4394 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1333.315471][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.315569][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.315640][ T32] Call trace: [ 1333.315695][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.315748][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1333.315770][ T32] r4:00000000 [ 1333.315790][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.315829][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1333.315856][ T32] 1d20: b312a000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1333.315884][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1333.315909][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1333.315933][ T32] r5:80000013 r4:80239bb0 [ 1333.315952][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.315991][ T32] r4:82ac21e4 [ 1333.316011][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.316053][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1333.316076][ T32] r4:e0501dc0 [ 1333.316094][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.316135][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 3 printk messages dropped ** [ 1333.316268][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1333.316849][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) ** 13 printk messages dropped ** [ 1333.317387][ T32] r10:8291a684 r9:eae25d84 r8:00000002 r7:60000113 r6:eae25d8c r5:84ab2400 ** 11 printk messages dropped ** [ 1333.317817][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.318145][ T32] r5:852e8b8c r4:852e8800 ** 1 printk messages dropped ** [ 1333.318237][ T32] r7:dddced80 r6:83018000 r5:852e8b8c r4:852cf780 ** 5 printk messages dropped ** [ 1333.318523][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1333.318741][ T32] r4:85314ac0 [ 1333.318990][ T32] INFO: task kworker/0:420:4396 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1333.319026][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.319109][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.319157][ T32] Call trace: [ 1333.319218][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.319273][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1333.319302][ T32] r4:00000000 [ 1333.319322][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.319367][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1333.319397][ T32] 1d20: b312a000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1333.319451][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1333.319480][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1333.319505][ T32] r5:80000013 r4:80239bb0 [ 1333.319525][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.319566][ T32] r4:82ac21e4 [ 1333.319587][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.319629][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1333.319651][ T32] r4:e0501dc0 [ 1333.319685][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.319758][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1333.319784][ T32] r4:00000000 [ 1333.319822][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.319871][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1333.319893][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.319935][ T32] r5:00001000 r4:e0315000 [ 1333.319956][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.319995][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.320039][ T32] r5:84b4cf8c r4:84b4cc00 [ 1333.320058][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.320104][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1333.320126][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.320174][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.320196][ T32] r4:84bc7780 [ 1333.320236][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.320299][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 4 printk messages dropped ** [ 1333.351611][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1333.351997][ T32] task:kworker/0:421 state:D stack:0 pid:4398 tgid:4398 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1333.352843][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1333.353285][ T32] r5:852e9b8c r4:852e9800 [ 1333.353349][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1333.353484][ T32] r10:61c88647 r9:84ab3000 r8:852cf92c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1333.354035][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1333.354763][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 ** 15 printk messages dropped ** [ 1333.355403][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 13 printk messages dropped ** [ 1333.356242][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1333.356578][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1333.356938][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.357334][ T32] r5:84ab3c00 r4:8291a680 ** 4 printk messages dropped ** [ 1333.357515][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1333.358125][ T32] r5:852e938c r4:852e9000 [ 1333.358146][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1333.358271][ T32] r10:61c88647 r9:84ab3c00 r8:852cfa2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1333.358593][ T32] r4:85314f00 ** 5 printk messages dropped ** [ 1333.359163][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 ** 7 printk messages dropped ** [ 1333.359529][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 4 printk messages dropped ** [ 1333.359703][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.359744][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1333.359767][ T32] r4:00000000 [ 1333.359786][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.359836][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1333.359858][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.359924][ T32] r5:00001000 r4:e0315000 [ 1333.359970][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.360025][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.360071][ T32] r5:84b4cf8c r4:84b4cc00 [ 1333.360091][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.360140][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1333.360162][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.360255][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.360306][ T32] r4:84bc7780 [ 1333.360501][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.383723][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1333.383806][ T32] r4:00000001 [ 1333.383835][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.383895][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1333.383946][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.384011][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.384044][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.384077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.384119][ T32] r4:84bcf280 [ 1333.384168][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.384201][ T32] INFO: task kworker/0:423:4402 blocked for more than 459 seconds. [ 1333.384236][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.384277][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.384318][ T32] task:kworker/0:423 state:D stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.384420][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.384470][ T32] Call trace: [ 1333.384534][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1333.384627][ T32] r10:8291a684 r9:eae31d84 r8:00000002 r7:60000113 r6:eae31d8c r5:84ab4800 [ 1333.384655][ T32] r4:84ab4800 [ 1333.384677][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1333.384721][ T32] r5:84ab4800 r4:8291a680 [ 1333.384742][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.384782][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.384825][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae31e08 [ 1333.384860][ T32] r4:00000000 [ 1333.384905][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1333.384944][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.384983][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.385025][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85314d80 [ 1333.385048][ T32] r4:00000000 [ 1333.385067][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.385114][ T32] r9:83018005 r8:84ab4800 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 ** 3 printk messages dropped ** [ 1333.385238][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.385328][ T32] r5:852e978c r4:852e9400 ** 1 printk messages dropped ** [ 1333.385456][ T32] r7:dddced80 r6:83018000 r5:852e978c r4:852cfc80 ** 2 printk messages dropped ** [ 1333.385607][ T32] r4:852cfc80 ** 5 printk messages dropped ** [ 1333.385820][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1333.386999][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 ** 5 printk messages dropped ** [ 1333.387207][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff ** 6 printk messages dropped ** [ 1333.387525][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1333.388032][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 ** 7 printk messages dropped ** [ 1333.388464][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) ** 5 printk messages dropped ** [ 1333.388726][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1333.389128][ T32] r4:84ab5400 ** 5 printk messages dropped ** [ 1333.389389][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1333.389603][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.389984][ T32] r5:852eaf8c r4:852eac00 ** 4 printk messages dropped ** [ 1333.390186][ T32] r4:852cfb00 ** 12 printk messages dropped ** [ 1333.411922][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1333.412739][ T32] r4:e0501dc0 ** 11 printk messages dropped ** [ 1333.413263][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 ** 12 printk messages dropped ** [ 1333.413841][ T32] r4:84bcf280 ** 9 printk messages dropped ** [ 1333.414426][ T32] r4:84ab6000 ** 8 printk messages dropped ** [ 1333.414722][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 12 printk messages dropped ** [ 1333.415374][ T32] r10:61c88647 r9:84ab6000 r8:852cfd2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1333.415655][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.415694][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.415726][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.415749][ T32] r4:8532a100 [ 1333.416050][ T32] INFO: task kworker/0:425:4406 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1333.416089][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.416148][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.416209][ T32] Call trace: [ 1333.416269][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.416382][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1333.416437][ T32] r4:00000000 [ 1333.416483][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.416528][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1333.416581][ T32] 1d20: b3ec7000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1333.416613][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1333.416639][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1333.416664][ T32] r5:80000013 r4:80239bb0 [ 1333.416690][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.416743][ T32] r4:82ac21e4 [ 1333.416766][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.416845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1333.416871][ T32] r4:e0501dc0 [ 1333.416890][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.416957][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1333.416982][ T32] r4:00000000 [ 1333.417025][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.417077][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1333.417100][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.417142][ T32] r5:00001000 r4:e0315000 [ 1333.417161][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.417247][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.417300][ T32] r5:84b4cf8c r4:84b4cc00 [ 1333.417328][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.417377][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1333.417399][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.417466][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.417493][ T32] r4:84bc7780 [ 1333.417517][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.417640][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1333.417691][ T32] r4:00000001 [ 1333.417714][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.417752][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1333.417778][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.417853][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.417883][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.417912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.417934][ T32] r4:84bcf280 [ 1333.417955][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.417981][ T32] INFO: task kworker/0:426:4408 blocked for more than 459 seconds. [ 1333.418034][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.418062][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.418084][ T32] task:kworker/0:426 state:D stack:0 pid:4408 tgid:4408 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.418148][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.418212][ T32] Call trace: [ 1333.418302][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1333.418362][ T32] r10:8291a684 r9:eae39d84 r8:00000002 r7:60000113 r6:eae39d8c r5:84ab6c00 [ 1333.418388][ T32] r4:84ab6c00 [ 1333.418408][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1333.418451][ T32] r5:84ab6c00 r4:8291a680 [ 1333.418481][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.418523][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1333.418588][ T32] r4:00000000 [ 1333.418608][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1333.418642][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.418700][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.418747][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532a240 [ 1333.418771][ T32] r4:00000000 [ 1333.418802][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.418859][ T32] r9:83018005 r8:84ab6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1333.418936][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.418989][ T32] r5:00001000 r4:eab5d000 [ 1333.419008][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.419181][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.419252][ T32] r5:852ea38c r4:852ea000 [ 1333.419294][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.419346][ T32] r7:dddced80 r6:83018000 r5:852ea38c r4:852b2f00 [ 1333.419367][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.419416][ T32] r10:61c88647 r9:84ab6c00 r8:852b2f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.419451][ T32] r4:852b2f00 [ 1333.419473][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.419519][ T32] r10:00000000 r9:852b2f00 r8:80287e08 r7:eae35e60 r6:852b2c00 r5:84ab6c00 [ 1333.419541][ T32] r4:00000001 [ 1333.419561][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.419597][ T32] Exception stack(0xeae39fb0 to 0xeae39ff8) [ 1333.419635][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.419667][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.419717][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.419774][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.419822][ T32] r4:8532a340 [ 1333.420126][ T32] INFO: task kworker/0:426:4408 is blocked on a mutex likely owned by task kworker/0:178:3691. ** 1 printk messages dropped ** [ 1333.420348][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1333.442442][ T32] 1d20: b41d7000 e02e7000 00000001 80239b98 7f539000 00000001 ** 8 printk messages dropped ** [ 1333.442718][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1333.443052][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1333.443343][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1333.443482][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 5 printk messages dropped ** [ 1333.443653][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1333.443854][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1333.443961][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1333.444297][ T32] r4:85210000 ** 3 printk messages dropped ** [ 1333.444501][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1333.444667][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.444706][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.444748][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532a400 [ 1333.444775][ T32] r4:00000000 [ 1333.444796][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.444841][ T32] r9:83018005 r8:85210000 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1333.444887][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.444956][ T32] r5:00001000 r4:eab69000 [ 1333.444981][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.445070][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.445118][ T32] r5:852ea78c r4:852ea400 [ 1333.445163][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.445214][ T32] r7:dddced80 r6:83018000 r5:852ea78c r4:85324000 [ 1333.445235][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.445304][ T32] r10:61c88647 r9:85210000 r8:8532402c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.445332][ T32] r4:85324000 [ 1333.445374][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.445434][ T32] r10:00000000 r9:85324000 r8:80287e08 r7:eae35e60 r6:85324080 r5:85210000 [ 1333.445460][ T32] r4:00000001 [ 1333.445479][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.445514][ T32] Exception stack(0xeae41fb0 to 0xeae41ff8) [ 1333.445544][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.445573][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.445599][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.445628][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.445650][ T32] r4:8532a3c0 [ 1333.446080][ T32] INFO: task kworker/0:427:4410 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1333.446121][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.446192][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.446261][ T32] Call trace: [ 1333.446340][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.446407][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1333.446458][ T32] r4:00000000 [ 1333.446483][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.446526][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1333.446558][ T32] 1d20: b41d7000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1333.446587][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1333.446628][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1333.446695][ T32] r5:80000013 r4:80239bb0 [ 1333.446721][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.446767][ T32] r4:82ac21e4 [ 1333.446826][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.446877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1333.446924][ T32] r4:e0501dc0 [ 1333.446971][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.447060][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1333.447086][ T32] r4:00000000 [ 1333.447107][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.447168][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 ** 6 printk messages dropped ** [ 1333.447489][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 ** 5 printk messages dropped ** [ 1333.447855][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1333.448152][ T32] r4:84bcf280 ** 5 printk messages dropped ** [ 1333.448413][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.448874][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1333.449320][ T32] r5:00001000 r4:eab8b000 ** 2 printk messages dropped ** [ 1333.449436][ T32] r5:852eab8c r4:852ea800 [ 1333.449461][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.449508][ T32] r7:dddced80 r6:83018000 r5:852eab8c r4:85324100 [ 1333.449528][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.449574][ T32] r10:61c88647 r9:85210c00 r8:8532412c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.449610][ T32] r4:85324100 [ 1333.449632][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.449679][ T32] r10:00000000 r9:85324100 r8:80287e08 r7:eae35e60 r6:85324280 r5:85210c00 [ 1333.449727][ T32] r4:00000001 [ 1333.449776][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.449815][ T32] Exception stack(0xeae45fb0 to 0xeae45ff8) [ 1333.449843][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.449871][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.449896][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.449936][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.449982][ T32] r4:8532a640 [ 1333.450257][ T32] INFO: task kworker/0:428:4412 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1333.450302][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.450376][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.450421][ T32] Call trace: [ 1333.450506][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.468032][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1333.468086][ T32] r4:00000000 [ 1333.468120][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.468189][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1333.468222][ T32] 1d20: b4524000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1333.468251][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1333.468276][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1333.468350][ T32] r5:80000013 r4:80239bb0 [ 1333.468390][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.468440][ T32] r4:82ac21e4 [ 1333.468460][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.468503][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1333.468526][ T32] r4:e0501dc0 [ 1333.468551][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.468612][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1333.468639][ T32] r4:00000000 [ 1333.468659][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.468707][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1333.468751][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.468871][ T32] r5:00001000 r4:e0315000 [ 1333.468896][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.468938][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.468982][ T32] r5:84b4cf8c r4:84b4cc00 [ 1333.469002][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.469049][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 ** 3 printk messages dropped ** [ 1333.469256][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1333.469554][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1333.469866][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.470263][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1333.483835][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.484141][ T32] r5:852eb38c r4:852eb000 [ 1333.484190][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.484252][ T32] r7:dddced80 r6:83018000 r5:852eb38c r4:85324180 [ 1333.484275][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.484368][ T32] r10:61c88647 r9:85211800 r8:853241ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.484402][ T32] r4:85324180 [ 1333.484425][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.484495][ T32] r10:00000000 r9:85324180 r8:80287e08 r7:eae35e60 r6:85324380 r5:85211800 [ 1333.484524][ T32] r4:00000001 [ 1333.484552][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.484618][ T32] Exception stack(0xeae49fb0 to 0xeae49ff8) [ 1333.484693][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.484730][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.484776][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.484812][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.484836][ T32] r4:8532a680 [ 1333.485309][ T32] INFO: task kworker/0:429:4415 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1333.485395][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.485478][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.485530][ T32] Call trace: [ 1333.485570][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.485633][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1333.485671][ T32] r4:00000000 [ 1333.485696][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.485738][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1333.485774][ T32] 1d20: b4698000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1333.485837][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1333.485932][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1333.485961][ T32] r5:80000013 r4:80239bb0 [ 1333.485982][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.486023][ T32] r4:82ac21e4 [ 1333.486043][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.486086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1333.486109][ T32] r4:e0501dc0 [ 1333.486149][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.486195][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1333.486217][ T32] r4:00000000 [ 1333.486238][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.486283][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1333.486316][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.486386][ T32] r5:00001000 r4:e0315000 ** 1 printk messages dropped ** [ 1333.486452][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1333.486802][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 7 printk messages dropped ** [ 1333.487117][ T32] r4:84bcf280 ** 4 printk messages dropped ** [ 1333.487245][ T32] task:kworker/0:430 state:D stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1333.487777][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1333.488378][ T32] r9:83018005 r8:85213000 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 4 printk messages dropped ** [ 1333.488586][ T32] r5:852eb78c r4:852eb400 ** 1 printk messages dropped ** [ 1333.488673][ T32] r7:dddced80 r6:83018000 r5:852eb78c r4:85324200 ** 4 printk messages dropped ** [ 1333.488970][ T32] r10:00000000 r9:85324200 r8:80287e08 r7:eae49e60 r6:85324480 r5:85213000 ** 7 printk messages dropped ** [ 1333.489331][ T32] r4:8532a800 [ 1333.489720][ T32] INFO: task kworker/0:430:4416 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1333.489795][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.489944][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.490045][ T32] Call trace: [ 1333.490104][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.490187][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1333.490233][ T32] r4:00000000 [ 1333.490283][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.490361][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1333.490391][ T32] 1d20: b4698000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1333.490475][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1333.511180][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1333.511272][ T32] r5:80000013 r4:80239bb0 [ 1333.511305][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.511425][ T32] r4:82ac21e4 [ 1333.511451][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.511499][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1333.511546][ T32] r4:e0501dc0 [ 1333.511570][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.511614][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1333.511636][ T32] r4:00000000 [ 1333.511656][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.511702][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1333.511724][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.511769][ T32] r5:00001000 r4:e0315000 [ 1333.511807][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.511921][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.511969][ T32] r5:84b4cf8c r4:84b4cc00 [ 1333.512040][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.512137][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1333.512162][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.512211][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.512234][ T32] r4:84bc7780 [ 1333.512303][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.512418][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1333.512447][ T32] r4:00000001 [ 1333.512468][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.512511][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1333.512549][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.512579][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.512606][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.512636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.512683][ T32] r4:84bcf280 [ 1333.512709][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.512739][ T32] INFO: task kworker/0:431:4418 blocked for more than 459 seconds. [ 1333.512772][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.512888][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.513004][ T32] task:kworker/0:431 state:D stack:0 pid:4418 tgid:4418 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.513067][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.513117][ T32] Call trace: [ 1333.513229][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1333.513309][ T32] r10:8291a684 r9:eae51d84 r8:00000002 r7:60000113 r6:eae51d8c r5:85213c00 [ 1333.513387][ T32] r4:85213c00 [ 1333.513418][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1333.513464][ T32] r5:85213c00 r4:8291a680 [ 1333.513485][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.513524][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.513574][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae51e08 [ 1333.513635][ T32] r4:00000000 [ 1333.513664][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1333.513755][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.513824][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.513872][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8533a200 [ 1333.513952][ T32] r4:00000000 [ 1333.514029][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.514151][ T32] r9:83018005 r8:85213c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [ 1333.514330][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1333.514510][ T32] r5:852f4b8c r4:852f4800 [ 1333.514534][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.514591][ T32] r7:dddced80 r6:83018000 r5:852f4b8c r4:85324300 [ 1333.514612][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.514658][ T32] r10:61c88647 r9:85213c00 r8:8532432c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.514682][ T32] r4:85324300 [ 1333.514701][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1333.514799][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1333.515045][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1333.515284][ T32] r4:8532a800 ** 2 printk messages dropped ** [ 1333.515919][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1333.516172][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 ** 4 printk messages dropped ** [ 1333.516408][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 ** 3 printk messages dropped ** [ 1333.516524][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1333.516660][ T32] r4:e0501dc0 ** 2 printk messages dropped ** [ 1333.516841][ T32] r4:00000000 [ 1333.516959][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1333.517333][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1333.517486][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.517552][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.517577][ T32] r4:84bc7780 [ 1333.517662][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.517716][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1333.517740][ T32] r4:00000001 [ 1333.517760][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.517820][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1333.517851][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.517936][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.518000][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.518032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.518058][ T32] r4:84bcf280 [ 1333.518079][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.518106][ T32] INFO: task kworker/0:432:4421 blocked for more than 459 seconds. [ 1333.518138][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.518161][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.518183][ T32] task:kworker/0:432 state:D stack:0 pid:4421 tgid:4421 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.518264][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.518310][ T32] Call trace: [ 1333.518489][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1333.518551][ T32] r10:8291a684 r9:eae4dd84 r8:00000002 r7:60000013 r6:eae4dd8c r5:85214800 [ 1333.518576][ T32] r4:85214800 [ 1333.518620][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1333.518667][ T32] r5:85214800 r4:8291a680 [ 1333.518688][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.518728][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.518770][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae4de08 [ 1333.518826][ T32] r4:00000000 [ 1333.518874][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1333.518936][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.518974][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.519016][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532abc0 [ 1333.519038][ T32] r4:00000000 [ 1333.519057][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.519126][ T32] r9:83018005 r8:85214800 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1333.519152][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.519196][ T32] r5:00001000 r4:eabf1000 [ 1333.519216][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.519290][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.519361][ T32] r5:852ebb8c r4:852eb800 [ 1333.519384][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.519430][ T32] r7:dddced80 r6:83018000 r5:852ebb8c r4:85324500 [ 1333.519548][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.519623][ T32] r10:61c88647 r9:85214800 r8:8532452c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.519649][ T32] r4:85324500 [ 1333.519668][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.519764][ T32] r10:00000000 r9:85324500 r8:80287e08 r7:eae51e60 r6:85324580 r5:85214800 [ 1333.519820][ T32] r4:00000001 [ 1333.519873][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.519913][ T32] Exception stack(0xeae4dfb0 to 0xeae4dff8) [ 1333.519939][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.519969][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.520020][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.520052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.520074][ T32] r4:8532ac00 [ 1333.520396][ T32] INFO: task kworker/0:432:4421 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1333.545636][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.545779][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.545883][ T32] Call trace: [ 1333.545922][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.545991][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1333.546044][ T32] r4:00000000 [ 1333.546080][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.546127][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1333.546181][ T32] 1d20: b4bbe000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1333.546215][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1333.546241][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1333.546265][ T32] r5:80000013 r4:80239bb0 [ 1333.546285][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.546358][ T32] r4:82ac21e4 [ 1333.546382][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.546449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1333.546526][ T32] r4:e0501dc0 [ 1333.546599][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.546648][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1333.546670][ T32] r4:00000000 [ 1333.546690][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1333.546801][ T32] r5:00001000 r4:e0315000 ** 4 printk messages dropped ** [ 1333.546982][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 ** 3 printk messages dropped ** [ 1333.547099][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1333.547241][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) ** 2 printk messages dropped ** [ 1333.547367][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1333.547583][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1333.547837][ T32] r10:8291a684 r9:eae55d84 r8:00000002 r7:60000013 r6:eae55d8c r5:85216000 ** 5 printk messages dropped ** [ 1333.548056][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae55e08 [ 1333.548104][ T32] r4:00000000 [ 1333.548127][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1333.548186][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.548224][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.548266][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532acc0 [ 1333.548289][ T32] r4:00000000 [ 1333.548309][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.548395][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1333.548421][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.548471][ T32] r5:00001000 r4:eac07000 [ 1333.548506][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.548578][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.548637][ T32] r5:852ebf8c r4:852ebc00 [ 1333.548661][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.548734][ T32] r7:dddced80 r6:83018000 r5:852ebf8c r4:85324600 [ 1333.548774][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.548825][ T32] r10:61c88647 r9:85216000 r8:8532462c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.548850][ T32] r4:85324600 [ 1333.548870][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.548940][ T32] r10:00000000 r9:85324600 r8:80287e08 r7:eae51e60 r6:85324680 r5:85216000 [ 1333.548982][ T32] r4:00000001 [ 1333.549035][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.549077][ T32] Exception stack(0xeae55fb0 to 0xeae55ff8) [ 1333.549105][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.549158][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.549260][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.549297][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.549322][ T32] r4:8532ae80 [ 1333.549732][ T32] INFO: task kworker/0:433:4422 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1333.549769][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.549829][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.549874][ T32] Call trace: [ 1333.549903][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.549967][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1333.549995][ T32] r4:00000000 [ 1333.550039][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.550100][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1333.550156][ T32] 1d20: b4bbe000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1333.550204][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1333.550257][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1333.550308][ T32] r5:80000013 r4:80239bb0 [ 1333.550333][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.550391][ T32] r4:82ac21e4 [ 1333.550497][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.567628][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1333.567729][ T32] r4:e0501dc0 [ 1333.567760][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.567828][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1333.567862][ T32] r4:00000000 [ 1333.567885][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.567935][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1333.567957][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.568016][ T32] r5:00001000 r4:e0315000 [ 1333.568055][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.568152][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.568201][ T32] r5:84b4cf8c r4:84b4cc00 [ 1333.568247][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.568376][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1333.568418][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.568473][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.568520][ T32] r4:84bc7780 [ 1333.568570][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.568629][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1333.568661][ T32] r4:00000001 [ 1333.568693][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.568735][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1333.568766][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.568795][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.568821][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.568851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.568873][ T32] r4:84bcf280 [ 1333.568897][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.568926][ T32] INFO: task kworker/0:434:4425 blocked for more than 460 seconds. [ 1333.568957][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.568982][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.569004][ T32] task:kworker/0:434 state:D stack:0 pid:4425 tgid:4425 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.569062][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.569206][ T32] Call trace: [ 1333.569243][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1333.569310][ T32] r10:8291a684 r9:eae5dd84 r8:00000002 r7:60000013 r6:eae5dd8c r5:85212400 [ 1333.569337][ T32] r4:85212400 [ 1333.569357][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1333.569403][ T32] r5:85212400 r4:8291a680 [ 1333.569423][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.569462][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.569505][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae5de08 [ 1333.569528][ T32] r4:00000000 [ 1333.569552][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1333.569587][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.569623][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.569714][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852be440 [ 1333.569743][ T32] r4:00000000 [ 1333.569764][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1333.569931][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1333.570029][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1333.570237][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.570293][ T32] r10:00000000 r9:85324700 r8:80287e08 r7:eae51e60 r6:85324880 r5:85212400 [ 1333.570340][ T32] r4:00000001 [ 1333.570362][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.570398][ T32] Exception stack(0xeae5dfb0 to 0xeae5dff8) [ 1333.570456][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.577395][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.577458][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.577502][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.577529][ T32] r4:8532af80 [ 1333.577942][ T32] INFO: task kworker/0:434:4425 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1333.577988][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.578091][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.578176][ T32] Call trace: [ 1333.578214][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.578274][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1333.578298][ T32] r4:00000000 [ 1333.578317][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.578359][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1333.578388][ T32] 1d20: b4e78000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1333.578418][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1333.578443][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1333.578467][ T32] r5:80000013 r4:80239bb0 [ 1333.578487][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.578547][ T32] r4:82ac21e4 [ 1333.578597][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.578645][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1333.578667][ T32] r4:e0501dc0 [ 1333.578686][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.578727][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1333.578752][ T32] r4:00000000 [ 1333.578848][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.578901][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1333.578925][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.578968][ T32] r5:00001000 r4:e0315000 [ 1333.578989][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.579052][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.579101][ T32] r5:84b4cf8c r4:84b4cc00 [ 1333.579122][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.579169][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1333.579191][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.579239][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.579464][ T32] r4:84bc7780 [ 1333.579493][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.579550][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1333.579598][ T32] r4:00000001 [ 1333.579628][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.579684][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1333.579714][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.579743][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1333.579843][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 14 printk messages dropped ** [ 1333.594031][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1333.594941][ T32] r5:00001000 r4:eac2f000 ** 1 printk messages dropped ** [ 1333.595067][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1333.595678][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1333.596664][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1333.597659][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1333.597721][ T32] r5:80000013 r4:80239bb0 [ 1333.597784][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.597895][ T32] r4:82ac21e4 [ 1333.597932][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.597979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1333.598004][ T32] r4:e0501dc0 [ 1333.598047][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.598186][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1333.598264][ T32] r4:00000000 [ 1333.598288][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.598335][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1333.598357][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.598444][ T32] r5:00001000 r4:e0315000 [ 1333.598544][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.598596][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.598641][ T32] r5:84b4cf8c r4:84b4cc00 [ 1333.598661][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.598709][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1333.598790][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.598868][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.598894][ T32] r4:84bc7780 [ 1333.598913][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.598961][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1333.598983][ T32] r4:00000001 [ 1333.599001][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.599056][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1333.599112][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1333.599242][ T32] r4:84bcf280 ** 5 printk messages dropped ** [ 1333.599499][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.599908][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1333.600169][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1333.600366][ T32] r5:00001000 r4:eac85000 ** 1 printk messages dropped ** [ 1333.615640][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1333.616080][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1333.617092][ T32] Workqueue: events bpf_prog_free_deferred ** 10 printk messages dropped ** [ 1333.617918][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 18 printk messages dropped ** [ 1333.619334][ T32] r4:84bc7780 ** 3 printk messages dropped ** [ 1333.619652][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1333.620405][ T32] task:kworker/0:437 state:D stack:0 pid:4432 tgid:4432 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 18 printk messages dropped ** [ 1333.635118][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1333.635256][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.635327][ T32] r5:852f538c r4:852f5000 [ 1333.635352][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.635449][ T32] r7:dddced80 r6:83018000 r5:852f538c r4:85324900 [ 1333.635493][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.635621][ T32] r10:61c88647 r9:8524d400 r8:8532492c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.635677][ T32] r4:85324900 [ 1333.635724][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.635832][ T32] r10:00000000 r9:85324900 r8:80287e08 r7:eae69e60 r6:852ab180 r5:8524d400 [ 1333.635889][ T32] r4:00000001 [ 1333.635937][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.636019][ T32] Exception stack(0xeae75fb0 to 0xeae75ff8) [ 1333.636079][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.636191][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.636254][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.636351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.636421][ T32] r4:8533a2c0 [ 1333.636878][ T32] INFO: task kworker/0:437:4432 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1333.636923][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.637018][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.637120][ T32] Call trace: [ 1333.637152][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.637219][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1333.637272][ T32] r4:00000000 [ 1333.637296][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.637340][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1333.637393][ T32] 1d20: b5727000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1333.637432][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1333.637521][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1333.637581][ T32] r5:80000013 r4:80239bb0 [ 1333.637633][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.637726][ T32] r4:82ac21e4 [ 1333.637757][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.637827][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1333.637854][ T32] r4:e0501dc0 [ 1333.637955][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.638003][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1333.638028][ T32] r4:00000000 [ 1333.638074][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.638123][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1333.638147][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1333.638416][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 ** 8 printk messages dropped ** [ 1333.638803][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1333.639332][ T32] r10:8291a684 r9:eae7dd84 r8:00000002 r7:60000013 r6:eae7dd8c r5:8524c800 ** 15 printk messages dropped ** [ 1333.664763][ T32] r5:00001000 r4:eacb7000 ** 1 printk messages dropped ** [ 1333.664954][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1333.665179][ T32] r10:61c88647 r9:8524c800 r8:85324aac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1333.665601][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1333.666977][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1333.667300][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff ** 8 printk messages dropped ** [ 1333.667615][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1333.667960][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 ** 3 printk messages dropped ** [ 1333.668124][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.668174][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1333.668233][ T32] r4:00000001 [ 1333.668255][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.668292][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1333.668324][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.668415][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.668445][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.668500][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.668527][ T32] r4:84bcf280 [ 1333.668555][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.668586][ T32] INFO: task kworker/0:439:4435 blocked for more than 460 seconds. [ 1333.668637][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.668667][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.668690][ T32] task:kworker/0:439 state:D stack:0 pid:4435 tgid:4435 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.668764][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.668824][ T32] Call trace: [ 1333.668869][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1333.668923][ T32] r10:8291a684 r9:eae59d84 r8:00000002 r7:60000113 r6:eae59d8c r5:85216c00 [ 1333.668951][ T32] r4:85216c00 [ 1333.668986][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1333.669034][ T32] r5:85216c00 r4:8291a680 [ 1333.669067][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.669111][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.669167][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae59e08 ** 4 printk messages dropped ** [ 1333.669375][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8533ad80 [ 1333.669399][ T32] r4:00000000 [ 1333.669443][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.669532][ T32] r9:83018005 r8:85216c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1333.669566][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.669611][ T32] r5:00001000 r4:dfb5b000 [ 1333.669630][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.669717][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.669763][ T32] r5:852f6b8c r4:852f6800 [ 1333.669806][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.669859][ T32] r7:dddced80 r6:83018000 r5:852f6b8c r4:85324b00 [ 1333.669882][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.669956][ T32] r10:61c88647 r9:85216c00 r8:85324b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.669983][ T32] r4:85324b00 [ 1333.670050][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.670099][ T32] r10:00000000 r9:85324b00 r8:80287e08 r7:eae7de60 r6:85324b80 r5:85216c00 [ 1333.670122][ T32] r4:00000001 [ 1333.670164][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.670203][ T32] Exception stack(0xeae59fb0 to 0xeae59ff8) [ 1333.670252][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.670307][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.670339][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.670512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1333.682242][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1333.683400][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1333.683889][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 12 printk messages dropped ** [ 1333.684968][ T32] r4:84bc7780 ** 3 printk messages dropped ** [ 1333.685279][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 14 printk messages dropped ** [ 1333.686527][ T32] r10:8291a684 r9:eae81d84 r8:00000002 r7:60000013 r6:eae81d8c r5:85215400 ** 9 printk messages dropped ** [ 1333.687085][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1333.687721][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1333.688038][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1333.688954][ T32] r4:8533a6c0 ** 10 printk messages dropped ** [ 1333.690148][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 ** 16 printk messages dropped ** [ 1333.713880][ T32] r5:84b4cf8c r4:84b4cc00 ** 10 printk messages dropped ** [ 1333.714533][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1333.715160][ T32] r10:8291a684 r9:eae65d84 r8:00000002 r7:60000113 r6:eae65d8c r5:84838000 ** 10 printk messages dropped ** [ 1333.715716][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8533a840 ** 1 printk messages dropped ** [ 1333.715763][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.715809][ T32] r9:83018005 r8:84838000 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 1333.715832][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.715922][ T32] r5:00001000 r4:eace7000 [ 1333.715968][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.716011][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.716172][ T32] r5:852f5f8c r4:852f5c00 [ 1333.716196][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.716382][ T32] r7:dddced80 r6:83018000 r5:852f5f8c r4:85324800 [ 1333.716416][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.716497][ T32] r10:61c88647 r9:84838000 r8:8532482c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.716575][ T32] r4:85324800 [ 1333.716600][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.716787][ T32] r10:00000000 r9:85324800 r8:80287e08 r7:eae59e60 r6:85324c00 r5:84838000 [ 1333.716814][ T32] r4:00000001 [ 1333.716834][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.716871][ T32] Exception stack(0xeae65fb0 to 0xeae65ff8) [ 1333.716998][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.717031][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.717117][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.717198][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.717225][ T32] r4:8533a6c0 [ 1333.717647][ T32] INFO: task kworker/0:441:4438 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1333.717687][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.717747][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.717793][ T32] Call trace: [ 1333.717843][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.717898][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1333.717953][ T32] r4:00000000 [ 1333.717976][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.718018][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1333.718046][ T32] 1d20: b5e41000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1333.718076][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1333.718100][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1333.718124][ T32] r5:80000013 r4:80239bb0 [ 1333.718144][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.718186][ T32] r4:82ac21e4 [ 1333.718206][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.718248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1333.718270][ T32] r4:e0501dc0 [ 1333.718356][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.718402][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1333.718426][ T32] r4:00000000 [ 1333.718446][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.718490][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1333.718512][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.718560][ T32] r5:00001000 r4:e0315000 [ 1333.718582][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.718660][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.718706][ T32] r5:84b4cf8c r4:84b4cc00 [ 1333.718733][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.718781][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 ** 2 printk messages dropped ** [ 1333.718994][ T32] r4:84bc7780 ** 3 printk messages dropped ** [ 1333.719181][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1333.719484][ T32] INFO: task kworker/0:442:4441 blocked for more than 460 seconds. ** 7 printk messages dropped ** [ 1333.719891][ T32] r4:84838c00 ** 7 printk messages dropped ** [ 1333.720389][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1333.744093][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1333.744584][ T32] Exception stack(0xeae85fb0 to 0xeae85ff8) ** 6 printk messages dropped ** [ 1333.745244][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 5 printk messages dropped ** [ 1333.745643][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.745689][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1333.745720][ T32] 1d20: b61ed000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1333.745749][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1333.745774][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1333.745799][ T32] r5:80000013 r4:80239bb0 [ 1333.745819][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.745861][ T32] r4:82ac21e4 [ 1333.745881][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.745948][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1333.746021][ T32] r4:e0501dc0 [ 1333.746066][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.746111][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1333.746136][ T32] r4:00000000 [ 1333.746157][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.746203][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1333.746224][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.746290][ T32] r5:00001000 r4:e0315000 [ 1333.746330][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.746388][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.746554][ T32] r5:84b4cf8c r4:84b4cc00 [ 1333.746578][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.746626][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1333.746648][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.746728][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.746775][ T32] r4:84bc7780 [ 1333.746812][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.746893][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1333.746950][ T32] r4:00000001 [ 1333.746989][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.747052][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1333.747099][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.747154][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.747193][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.747223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.747261][ T32] r4:84bcf280 [ 1333.747293][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.747325][ T32] INFO: task kworker/0:443:4442 blocked for more than 460 seconds. [ 1333.747358][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.747383][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.747452][ T32] task:kworker/0:443 state:D stack:0 pid:4442 tgid:4442 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.747505][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.747596][ T32] Call trace: [ 1333.747634][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1333.747684][ T32] r10:8291a684 r9:eae8dd84 r8:00000002 r7:60000113 r6:eae8dd8c r5:84839800 [ 1333.747732][ T32] r4:84839800 [ 1333.747756][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1333.747799][ T32] r5:84839800 r4:8291a680 [ 1333.747844][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.747887][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.748014][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae8de08 [ 1333.748041][ T32] r4:00000000 [ 1333.748136][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1333.748198][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.748262][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.748350][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8533ab80 [ 1333.748386][ T32] r4:00000000 [ 1333.748407][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.748453][ T32] r9:83018005 r8:84839800 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1333.748475][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.748517][ T32] r5:00001000 r4:df9f9000 ** 1 printk messages dropped ** [ 1333.748598][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.748640][ T32] r5:852f678c r4:852f6400 ** 1 printk messages dropped ** [ 1333.748729][ T32] r7:dddced80 r6:83018000 r5:852f678c r4:85324d80 ** 1 printk messages dropped ** [ 1333.748845][ T32] r10:61c88647 r9:84839800 r8:85324dac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1333.749147][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1333.749263][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1333.749676][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1333.749938][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1333.750050][ T32] Exception stack(0xe0501d28 to 0xe0501d70) ** 2 printk messages dropped ** [ 1333.750159][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff ** 4 printk messages dropped ** [ 1333.750353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 ** 7 printk messages dropped ** [ 1333.768715][ T32] r5:00001000 r4:e0315000 ** 6 printk messages dropped ** [ 1333.769190][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1333.769469][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1333.770031][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1333.770282][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1333.785515][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1333.785793][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1333.786115][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.786218][ T32] r10:61c88647 r9:8483a400 r8:852cff2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.786282][ T32] r4:852cff00 [ 1333.786339][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.786437][ T32] r10:00000000 r9:852cff00 r8:80287e08 r7:eae59e60 r6:852cff80 r5:8483a400 [ 1333.786486][ T32] r4:00000001 [ 1333.786555][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.786667][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1333.786750][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.786819][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.786876][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.786954][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.787010][ T32] r4:8533adc0 [ 1333.787708][ T32] INFO: task kworker/0:444:4445 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1333.787825][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.787992][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.788097][ T32] Call trace: [ 1333.788223][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.788374][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1333.788432][ T32] r4:00000000 [ 1333.788495][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.788602][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1333.788681][ T32] 1d20: b6785000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1333.788747][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1333.788806][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1333.788867][ T32] r5:80000013 r4:80239bb0 [ 1333.788915][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.789000][ T32] r4:82ac21e4 [ 1333.789060][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.789165][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1333.789216][ T32] r4:e0501dc0 [ 1333.789259][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.789348][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1333.789395][ T32] r4:00000000 [ 1333.789439][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.789531][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1333.789589][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.789675][ T32] r5:00001000 r4:e0315000 [ 1333.789719][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.789798][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.789884][ T32] r5:84b4cf8c r4:84b4cc00 [ 1333.789928][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.790022][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1333.790069][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.790161][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.790206][ T32] r4:84bc7780 [ 1333.790245][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.790342][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1333.790412][ T32] r4:00000001 [ 1333.790516][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.802603][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1333.802712][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.802776][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.802839][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.802906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.802955][ T32] r4:84bcf280 [ 1333.803004][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.803101][ T32] INFO: task kworker/0:445:4447 blocked for more than 460 seconds. [ 1333.803179][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.803244][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.803292][ T32] task:kworker/0:445 state:D stack:0 pid:4447 tgid:4447 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.803436][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.803548][ T32] Call trace: [ 1333.803654][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1333.803760][ T32] r10:8291a684 r9:eae95d84 r8:00000002 r7:60000013 r6:eae95d8c r5:8483b000 [ 1333.803804][ T32] r4:8483b000 [ 1333.803842][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1333.803920][ T32] r5:8483b000 r4:8291a680 [ 1333.804002][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.804082][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.804162][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae95e08 [ 1333.804231][ T32] r4:00000000 [ 1333.804273][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1333.804375][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.804453][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.804537][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8534e040 [ 1333.804589][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1333.804932][ T32] r5:00001000 r4:e0431000 ** 1 printk messages dropped ** [ 1333.805070][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1333.805195][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1333.805715][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1333.806071][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1333.807464][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1333.808082][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 ** 7 printk messages dropped ** [ 1333.808715][ T32] r5:00001000 r4:e0315000 ** 7 printk messages dropped ** [ 1333.809340][ T32] r4:84bc7780 ** 3 printk messages dropped ** [ 1333.809568][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1333.810251][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1333.833955][ T32] r10:8291a684 r9:eae99d84 r8:00000002 r7:60000013 r6:eae99d8c r5:8483bc00 ** 4 printk messages dropped ** [ 1333.834378][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1333.834834][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8534e1c0 ** 4 printk messages dropped ** [ 1333.835158][ T32] r5:00001000 r4:e04ad000 ** 1 printk messages dropped ** [ 1333.835283][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.835371][ T32] r5:852f778c r4:852f7400 [ 1333.835415][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.835523][ T32] r7:dddced80 r6:83018000 r5:852f778c r4:8534f100 [ 1333.835586][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.835687][ T32] r10:61c88647 r9:8483bc00 r8:8534f12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.835741][ T32] r4:8534f100 [ 1333.835790][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.835890][ T32] r10:00000000 r9:8534f100 r8:80287e08 r7:eae95e60 r6:8534f180 r5:8483bc00 [ 1333.835940][ T32] r4:00000001 [ 1333.836004][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.836089][ T32] Exception stack(0xeae99fb0 to 0xeae99ff8) [ 1333.836204][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.836305][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.836428][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.836498][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.836585][ T32] r4:8534e080 [ 1333.837319][ T32] INFO: task kworker/0:446:4449 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1333.837448][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.837610][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.837711][ T32] Call trace: [ 1333.837778][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.837966][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1333.838084][ T32] r4:00000000 [ 1333.838139][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.838223][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1333.838703][ T32] 1d20: b6a38000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1333.838788][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1333.838996][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1333.839062][ T32] r5:80000013 r4:80239bb0 [ 1333.839204][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.839313][ T32] r4:82ac21e4 [ 1333.839421][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.839626][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1333.839683][ T32] r4:e0501dc0 [ 1333.839723][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.839805][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1333.839853][ T32] r4:00000000 [ 1333.839898][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.839986][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1333.840035][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.840123][ T32] r5:00001000 r4:e0315000 [ 1333.840191][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.840299][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.859327][ T32] r5:84b4cf8c r4:84b4cc00 [ 1333.859506][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.859661][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1333.859713][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.859859][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.859973][ T32] r4:84bc7780 [ 1333.860113][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.860252][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1333.860373][ T32] r4:00000001 [ 1333.874647][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.874910][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1333.874982][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.875046][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.875111][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.875176][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.875230][ T32] r4:84bcf280 [ 1333.875280][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.875344][ T32] INFO: task kworker/0:447:4451 blocked for more than 460 seconds. [ 1333.875408][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.875484][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.875547][ T32] task:kworker/0:447 state:D stack:0 pid:4451 tgid:4451 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.875664][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.875764][ T32] Call trace: [ 1333.875834][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1333.875943][ T32] r10:8291a684 r9:eae9dd84 r8:00000002 r7:60000013 r6:eae9dd8c r5:8483c800 [ 1333.875997][ T32] r4:8483c800 [ 1333.876040][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1333.876128][ T32] r5:8483c800 r4:8291a680 [ 1333.876172][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.876256][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.876375][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae9de08 [ 1333.876426][ T32] r4:00000000 [ 1333.876500][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1333.876595][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.876678][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.876760][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8534e240 [ 1333.876807][ T32] r4:00000000 [ 1333.876884][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.876988][ T32] r9:83018005 r8:8483c800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1333.877035][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.877123][ T32] r5:00001000 r4:e05e7000 [ 1333.877165][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.877275][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.877371][ T32] r5:852f7b8c r4:852f7800 [ 1333.877439][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1333.877794][ T32] r4:8534f280 ** 2 printk messages dropped ** [ 1333.878091][ T32] r4:00000001 [ 1333.878139][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.878290][ T32] Exception stack(0xeae9dfb0 to 0xeae9dff8) [ 1333.878401][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.878471][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.878535][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.878603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.878653][ T32] r4:8534e400 [ 1333.879389][ T32] INFO: task kworker/0:447:4451 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1333.879475][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.879608][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.879740][ T32] Call trace: [ 1333.879807][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.879942][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1333.880013][ T32] r4:00000000 [ 1333.880134][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.880256][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1333.880325][ T32] 1d20: b6d7a000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1333.901532][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1333.901776][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1333.901852][ T32] r5:80000013 r4:80239bb0 [ 1333.901961][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.902195][ T32] r4:82ac21e4 [ 1333.902404][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.902512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1333.902568][ T32] r4:e0501dc0 [ 1333.902644][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.902831][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1333.902890][ T32] r4:00000000 [ 1333.903069][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.903209][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1333.903271][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.903365][ T32] r5:00001000 r4:e0315000 [ 1333.903407][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.903483][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.903581][ T32] r5:84b4cf8c r4:84b4cc00 [ 1333.903726][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.903865][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1333.903958][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.904129][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 1 printk messages dropped ** [ 1333.904227][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1333.905025][ T32] r4:84bcf280 ** 5 printk messages dropped ** [ 1333.905518][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1333.906044][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1333.906460][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 3 printk messages dropped ** [ 1333.906777][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1333.907287][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.907411][ T32] r5:8530138c r4:85301000 [ 1333.907460][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1333.907609][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1333.907955][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1333.908387][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1333.909921][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1333.910220][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff ** 7 printk messages dropped ** [ 1333.924364][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 9 printk messages dropped ** [ 1333.925070][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 ** 6 printk messages dropped ** [ 1333.925569][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1333.926276][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 7 printk messages dropped ** [ 1333.926952][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1333.927744][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8534ec40 ** 6 printk messages dropped ** [ 1333.928261][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1333.928699][ T32] r10:61c88647 r9:8483d400 r8:8534f3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.928764][ T32] r4:8534f380 [ 1333.928825][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.928924][ T32] r10:00000000 r9:8534f380 r8:80287e08 r7:eae91e60 r6:8534f400 r5:8483d400 [ 1333.928973][ T32] r4:00000001 [ 1333.929013][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.929107][ T32] Exception stack(0xeaea9fb0 to 0xeaea9ff8) [ 1333.929180][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.929238][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.929292][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.929354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.929400][ T32] r4:8534e6c0 [ 1333.930146][ T32] INFO: task kworker/0:449:4455 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1333.930223][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.930388][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.961854][ T32] Call trace: [ 1333.961947][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.962120][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1333.962205][ T32] r4:00000000 [ 1333.962258][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.962361][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1333.962433][ T32] 1d20: b7841000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1333.962495][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1333.962571][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1333.962662][ T32] r5:80000013 r4:80239bb0 [ 1333.962712][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.962802][ T32] r4:82ac21e4 [ 1333.962844][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.962960][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1333.963037][ T32] r4:e0501dc0 [ 1333.963120][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.963212][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1333.963261][ T32] r4:00000000 [ 1333.963314][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.963410][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1333.963458][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.963547][ T32] r5:00001000 r4:e0315000 [ 1333.963591][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.963673][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.963760][ T32] r5:84b4cf8c r4:84b4cc00 [ 1333.963804][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.963897][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1333.963942][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.964071][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.964130][ T32] r4:84bc7780 [ 1333.964195][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.964297][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1333.964377][ T32] r4:00000001 [ 1333.964433][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.964513][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1333.964569][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.964628][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.964682][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.964776][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.964830][ T32] r4:84bcf280 [ 1333.964877][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.964955][ T32] INFO: task kworker/1:216:4457 blocked for more than 460 seconds. [ 1333.965044][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.965107][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.965185][ T32] task:kworker/1:216 state:D stack:0 pid:4457 tgid:4457 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.965311][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.965405][ T32] Call trace: [ 1333.965507][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1333.965627][ T32] r10:8291a684 r9:eaea1d84 r8:00000002 r7:60000113 r6:eaea1d8c r5:85249800 [ 1333.965684][ T32] r4:85249800 [ 1333.965727][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1333.965843][ T32] r5:85249800 r4:8291a680 [ 1333.965892][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.966001][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.966094][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaea1e08 [ 1333.966322][ T32] r4:00000000 [ 1333.966384][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1333.966525][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.966607][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.966690][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8533c9c0 [ 1333.966739][ T32] r4:00000000 [ 1333.966783][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.966875][ T32] r9:83018205 r8:85249800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1333.966920][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.967003][ T32] r5:00001000 r4:ea95d000 [ 1333.967076][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.967164][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.967278][ T32] r5:85300b8c r4:85300800 [ 1333.967331][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.967474][ T32] r7:ddde2d80 r6:83018200 r5:85300b8c r4:852ab280 [ 1333.967529][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.967631][ T32] r10:61c88647 r9:85249800 r8:852ab2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.967681][ T32] r4:852ab280 [ 1333.967722][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.967808][ T32] r10:00000000 r9:852ab280 r8:80287e08 r7:ea9e9e60 r6:852ab300 r5:85249800 [ 1333.967853][ T32] r4:00000001 [ 1333.967894][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.967966][ T32] Exception stack(0xeaea1fb0 to 0xeaea1ff8) [ 1333.968022][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.968083][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.968140][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.968234][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.968349][ T32] r4:8533cf40 [ 1333.969113][ T32] INFO: task kworker/1:216:4457 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1333.969200][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.969325][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.969410][ T32] Call trace: [ 1333.969467][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.969572][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 ** 1 printk messages dropped ** [ 1333.969666][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1333.970352][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 ** 9 printk messages dropped ** [ 1333.991928][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1333.992126][ T32] r4:84bc7780 ** 1 printk messages dropped ** [ 1333.992256][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 3 printk messages dropped ** [ 1333.992432][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1333.993117][ T32] INFO: task kworker/1:217:4459 blocked for more than 460 seconds. ** 7 printk messages dropped ** [ 1333.993470][ T32] r4:8524e000 ** 3 printk messages dropped ** [ 1333.993594][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1333.994082][ T32] r5:00001000 r4:ea7a7000 ** 1 printk messages dropped ** [ 1333.994315][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1333.994510][ T32] r10:61c88647 r9:8524e000 r8:852ab22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.994571][ T32] r4:852ab200 [ 1333.994593][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.994643][ T32] r10:00000000 r9:852ab200 r8:80287e08 r7:eaea1e60 r6:852ab380 r5:8524e000 [ 1333.994691][ T32] r4:00000001 [ 1333.994713][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.994749][ T32] Exception stack(0xeaea5fb0 to 0xeaea5ff8) [ 1333.994776][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.994803][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.994829][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.994857][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.995173][ T32] r4:8533cf40 [ 1333.995597][ T32] INFO: task kworker/1:217:4459 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1333.995691][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.996399][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.996497][ T32] Call trace: [ 1333.996885][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.996980][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1333.997041][ T32] r4:00000000 [ 1333.997065][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.997108][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1333.997154][ T32] 1d20: b7a37000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1333.997214][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1333.997259][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1333.997319][ T32] r5:80000013 r4:80239bb0 [ 1333.997346][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.997390][ T32] r4:82ac21e4 [ 1333.997442][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.997668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1333.997695][ T32] r4:e0501dc0 [ 1333.997715][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.997757][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1333.997779][ T32] r4:00000000 [ 1333.998217][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.998266][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1333.998294][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.998370][ T32] r5:00001000 r4:e0315000 [ 1333.998395][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.998456][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.998824][ T32] r5:84b4cf8c r4:84b4cc00 [ 1333.998847][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.998911][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1333.998936][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.998984][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.999006][ T32] r4:84bc7780 [ 1333.999025][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.999300][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1333.999332][ T32] r4:00000001 [ 1333.999384][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.999426][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1333.999453][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1333.999506][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1333.999904][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1334.000292][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1334.023215][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) ** 4 printk messages dropped ** [ 1334.023978][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1334.024321][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1334.024614][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1334.024720][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.024782][ T32] r5:85300f8c r4:85300c00 [ 1334.024818][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1334.025025][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1334.025315][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.025390][ T32] r10:00000000 r9:8534f600 r8:80287e08 r7:eae91e60 r6:852ab500 r5:85370c00 [ 1334.025417][ T32] r4:00000001 [ 1334.025437][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.025475][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1334.025505][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.025590][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.025620][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.026154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.026180][ T32] r4:8534edc0 [ 1334.026589][ T32] INFO: task kworker/0:450:4463 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1334.026910][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.027368][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.027490][ T32] Call trace: [ 1334.027819][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.028267][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1334.028303][ T32] r4:00000000 [ 1334.028372][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.028424][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1334.028454][ T32] 1d20: b7d66000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1334.028501][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1334.028547][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1334.028574][ T32] r5:80000013 r4:80239bb0 [ 1334.028613][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.028658][ T32] r4:82ac21e4 [ 1334.028679][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.028741][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1334.028767][ T32] r4:e0501dc0 [ 1334.028786][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.028828][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1334.028851][ T32] r4:00000000 [ 1334.028875][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.028922][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1334.028944][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.029280][ T32] r5:00001000 r4:e0315000 [ 1334.029314][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.029375][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.029669][ T32] r5:84b4cf8c r4:84b4cc00 [ 1334.029693][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.029741][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1334.029763][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.029810][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.029837][ T32] r4:84bc7780 [ 1334.030752][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.052753][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1334.052855][ T32] r4:00000001 [ 1334.052884][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.052946][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1334.052977][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.053029][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.053060][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.053116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.053142][ T32] r4:84bcf280 [ 1334.053178][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.053223][ T32] INFO: task kworker/1:218:4464 blocked for more than 460 seconds. [ 1334.053282][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.053339][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.053391][ T32] task:kworker/1:218 state:D stack:0 pid:4464 tgid:4464 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.053453][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.053531][ T32] Call trace: [ 1334.053571][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1334.053642][ T32] r10:8291a684 r9:eaebdd84 r8:00000002 r7:60000113 r6:eaebdd8c r5:85371800 [ 1334.053694][ T32] r4:85371800 [ 1334.053717][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1334.053763][ T32] r5:85371800 r4:8291a680 [ 1334.053809][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.053878][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.053926][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaebde08 [ 1334.053948][ T32] r4:00000000 [ 1334.053967][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1334.054002][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.054044][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.054114][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8534e600 [ 1334.054140][ T32] r4:00000000 [ 1334.054185][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.054261][ T32] r9:83018205 r8:85371800 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1334.054287][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.054357][ T32] r5:00001000 r4:eaa7d000 [ 1334.054406][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.054498][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.054550][ T32] r5:85301b8c r4:85301800 [ 1334.054573][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.054627][ T32] r7:ddde2d80 r6:83018200 r5:85301b8c r4:852ab400 [ 1334.054676][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.054753][ T32] r10:61c88647 r9:85371800 r8:852ab42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.054808][ T32] r4:852ab400 [ 1334.054855][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.054929][ T32] r10:00000000 r9:852ab400 r8:80287e08 r7:eaea1e60 r6:852ab480 r5:85371800 [ 1334.054965][ T32] r4:00000001 [ 1334.054996][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.055049][ T32] Exception stack(0xeaebdfb0 to 0xeaebdff8) [ 1334.055079][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.055109][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.055209][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.055309][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.055335][ T32] r4:8533cf40 [ 1334.055746][ T32] INFO: task kworker/1:218:4464 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1334.055784][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.056058][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.056109][ T32] Call trace: [ 1334.056476][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.056551][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1334.056580][ T32] r4:00000000 [ 1334.056615][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.056660][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1334.056689][ T32] 1d20: b80f6000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1334.057203][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1334.057556][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1334.057586][ T32] r5:80000013 r4:80239bb0 [ 1334.057608][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1334.057868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 ** 3 printk messages dropped ** [ 1334.058067][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1334.058328][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1334.058626][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1334.059077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1334.060229][ T32] r4:85372400 ** 4 printk messages dropped ** [ 1334.082550][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaec9e08 ** 8 printk messages dropped ** [ 1334.084243][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.084290][ T32] r5:00001000 r4:eaa91000 [ 1334.084344][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.084390][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.084434][ T32] r5:85301f8c r4:85301c00 [ 1334.084480][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.084556][ T32] r7:dddced80 r6:83018000 r5:85301f8c r4:8534f700 [ 1334.084583][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.084632][ T32] r10:61c88647 r9:85372400 r8:8534f72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.084657][ T32] r4:8534f700 [ 1334.084699][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.084773][ T32] r10:00000000 r9:8534f700 r8:80287e08 r7:eae91e60 r6:852ab580 r5:85372400 [ 1334.084822][ T32] r4:00000001 [ 1334.084869][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.084910][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1334.084940][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.084969][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.085020][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.085053][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.085077][ T32] r4:8534ef80 [ 1334.085524][ T32] INFO: task kworker/0:451:4467 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1334.085577][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.085651][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.085701][ T32] Call trace: [ 1334.085732][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.085802][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1334.085830][ T32] r4:00000000 [ 1334.085850][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.085891][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1334.085933][ T32] 1d20: b8757000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1334.086260][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1334.086290][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1334.086317][ T32] r5:80000013 r4:80239bb0 [ 1334.086338][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.086381][ T32] r4:82ac21e4 [ 1334.086400][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.086443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1334.086480][ T32] r4:e0501dc0 [ 1334.086515][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1334.087072][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1334.087529][ T32] r4:84bc7780 ** 3 printk messages dropped ** [ 1334.088153][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1334.088488][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1334.089134][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1334.089557][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853462c0 ** 4 printk messages dropped ** [ 1334.089729][ T32] r5:00001000 r4:eaafd000 ** 1 printk messages dropped ** [ 1334.089789][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.089849][ T32] r5:8530278c r4:85302400 [ 1334.089872][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1334.089939][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1334.090107][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1334.090183][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1334.117931][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1334.119335][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1334.120047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 ** 9 printk messages dropped ** [ 1334.133950][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1334.134203][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 2 printk messages dropped ** [ 1334.134350][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1334.134605][ T32] r4:84bcf280 ** 1 printk messages dropped ** [ 1334.134688][ T32] INFO: task kworker/1:219:4469 blocked for more than 460 seconds. [ 1334.134725][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.134774][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.134800][ T32] task:kworker/1:219 state:D stack:0 pid:4469 tgid:4469 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.134886][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.134933][ T32] Call trace: [ 1334.134982][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1334.135039][ T32] r10:8291a684 r9:eaec5d84 r8:00000002 r7:60000013 r6:eaec5d8c r5:85373c00 [ 1334.135063][ T32] r4:85373c00 [ 1334.135097][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1334.135169][ T32] r5:85373c00 r4:8291a680 [ 1334.135217][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.135260][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.135341][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaec5e08 [ 1334.136324][ T32] r4:00000000 [ 1334.136650][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1334.136740][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.136813][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.136936][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8534eb40 [ 1334.136964][ T32] r4:00000000 [ 1334.136985][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.137054][ T32] r9:83018205 r8:85373c00 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1334.137081][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.137173][ T32] r5:00001000 r4:ea9f5000 [ 1334.137220][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.137287][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.137334][ T32] r5:8530178c r4:85301400 [ 1334.137354][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.137403][ T32] r7:ddde2d80 r6:83018200 r5:8530178c r4:852ab680 [ 1334.137425][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.137496][ T32] r10:61c88647 r9:85373c00 r8:852ab6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.137522][ T32] r4:852ab680 [ 1334.137566][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.137616][ T32] r10:00000000 r9:852ab680 r8:80287e08 r7:eaebde60 r6:852ab700 r5:85373c00 [ 1334.137644][ T32] r4:00000001 [ 1334.137664][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.137723][ T32] Exception stack(0xeaec5fb0 to 0xeaec5ff8) [ 1334.137755][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.137785][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.137811][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.137839][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.137865][ T32] r4:84772000 [ 1334.138273][ T32] INFO: task kworker/1:219:4469 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1334.138353][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.138420][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.138483][ T32] Call trace: [ 1334.138546][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.138604][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1334.138652][ T32] r4:00000000 [ 1334.138687][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.138730][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1334.138761][ T32] 1d20: b8fe1000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1334.138821][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1334.138921][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1334.138967][ T32] r5:80000013 r4:80239bb0 [ 1334.138992][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.139037][ T32] r4:82ac21e4 [ 1334.139060][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.139103][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1334.139125][ T32] r4:e0501dc0 [ 1334.139144][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.139184][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1334.139206][ T32] r4:00000000 [ 1334.139227][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.139298][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1334.139325][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.139368][ T32] r5:00001000 r4:e0315000 [ 1334.139388][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.139440][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.139498][ T32] r5:84b4cf8c r4:84b4cc00 ** 3 printk messages dropped ** [ 1334.139650][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1334.139877][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1334.140388][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1334.161662][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1334.162270][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1334.162421][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1334.162781][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1334.163034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1334.163956][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.164084][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 ** 10 printk messages dropped ** [ 1334.164514][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1334.165051][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1334.165543][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.166162][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1334.166526][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.167214][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.167264][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaeb1e08 [ 1334.167286][ T32] r4:00000000 [ 1334.167306][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1334.167341][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.167376][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.167417][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538f4c0 [ 1334.167533][ T32] r4:00000000 [ 1334.167560][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.167623][ T32] r9:83018205 r8:85375400 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1334.167651][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.167694][ T32] r5:00001000 r4:eabb7000 [ 1334.167716][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.167754][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.167795][ T32] r5:847cfb8c r4:847cf800 [ 1334.167814][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.167858][ T32] r7:ddde2d80 r6:83018200 r5:847cfb8c r4:852ab800 [ 1334.168073][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.168125][ T32] r10:61c88647 r9:85375400 r8:852ab82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.168165][ T32] r4:852ab800 [ 1334.168187][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.168233][ T32] r10:00000000 r9:852ab800 r8:80287e08 r7:eaebde60 r6:852ab880 r5:85375400 [ 1334.168256][ T32] r4:00000001 [ 1334.168291][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.168353][ T32] Exception stack(0xeaeb1fb0 to 0xeaeb1ff8) [ 1334.168982][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.169015][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.169042][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.169085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.169110][ T32] r4:8538e240 [ 1334.169505][ T32] INFO: task kworker/1:221:4474 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1334.169553][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.169614][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.170115][ T32] Call trace: [ 1334.170150][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.170217][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1334.170244][ T32] r4:00000000 [ 1334.170306][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.170366][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1334.170512][ T32] 1d20: b93e7000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1334.198282][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1334.198398][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1334.198435][ T32] r5:80000013 r4:80239bb0 [ 1334.198473][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.198551][ T32] r4:82ac21e4 [ 1334.198574][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.198620][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1334.198657][ T32] r4:e0501dc0 [ 1334.198680][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.198746][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1334.198772][ T32] r4:00000000 [ 1334.198793][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.198841][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1334.198881][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.198930][ T32] r5:00001000 r4:e0315000 [ 1334.198951][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.199012][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.199059][ T32] r5:84b4cf8c r4:84b4cc00 [ 1334.199097][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.199152][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1334.199236][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.199361][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.199420][ T32] r4:84bc7780 [ 1334.199444][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.199493][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1334.199561][ T32] r4:00000001 [ 1334.199585][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.199624][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1334.199671][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.200356][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.200392][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.200516][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1334.201016][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1334.201914][ T32] r10:8291a684 r9:eaed5d84 r8:00000002 r7:60000113 r6:eaed5d8c r5:85376000 ** 6 printk messages dropped ** [ 1334.202258][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1334.202630][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1334.202962][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1334.203226][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1334.203512][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.203576][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.203609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.203632][ T32] r4:8538e240 [ 1334.204032][ T32] INFO: task kworker/1:222:4475 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1334.204096][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.204215][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.204296][ T32] Call trace: [ 1334.204373][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.204432][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1334.204456][ T32] r4:00000000 [ 1334.204506][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.204573][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1334.204605][ T32] 1d20: b9951000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1334.204633][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1334.204659][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1334.204686][ T32] r5:80000013 r4:80239bb0 [ 1334.204709][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.204749][ T32] r4:82ac21e4 [ 1334.204774][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.205023][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1334.205049][ T32] r4:e0501dc0 [ 1334.205115][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.205161][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1334.205185][ T32] r4:00000000 [ 1334.205210][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.205258][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1334.205586][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.205634][ T32] r5:00001000 r4:e0315000 [ 1334.205655][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.205695][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.205736][ T32] r5:84b4cf8c r4:84b4cc00 [ 1334.205887][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.205979][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1334.206178][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.206250][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.206313][ T32] r4:84bc7780 [ 1334.206336][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.206384][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1334.206408][ T32] r4:00000001 [ 1334.206429][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.206465][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1334.206491][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.206519][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.206550][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.206580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.206677][ T32] r4:84bcf280 [ 1334.206701][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.207173][ T32] INFO: task kworker/0:453:4477 blocked for more than 460 seconds. [ 1334.207518][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.207550][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.207572][ T32] task:kworker/0:453 state:D stack:0 pid:4477 tgid:4477 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.207623][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.207685][ T32] Call trace: [ 1334.207861][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1334.207987][ T32] r10:8291a684 r9:eaed9d84 r8:00000002 r7:60000113 r6:eaed9d8c r5:85376c00 ** 1 printk messages dropped ** [ 1334.208404][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1334.208754][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85346200 ** 6 printk messages dropped ** [ 1334.209003][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.209045][ T32] r5:8530238c r4:85302000 ** 2 printk messages dropped ** [ 1334.209569][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.209618][ T32] r10:61c88647 r9:85376c00 r8:8534f82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.209640][ T32] r4:8534f800 [ 1334.209658][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.209909][ T32] r10:00000000 r9:8534f800 r8:80287e08 r7:eaecde60 r6:852aba80 r5:85376c00 [ 1334.210163][ T32] r4:00000001 [ 1334.210186][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.210223][ T32] Exception stack(0xeaed9fb0 to 0xeaed9ff8) [ 1334.210250][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.210278][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.210334][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.210366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.210401][ T32] r4:8533c6c0 [ 1334.234183][ T32] INFO: task kworker/0:453:4477 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1334.234311][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.235107][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.235178][ T32] Call trace: [ 1334.235305][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.235371][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1334.235471][ T32] r4:00000000 [ 1334.235802][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.236351][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1334.236388][ T32] 1d20: b9ff6000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1334.236418][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1334.236444][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1334.236468][ T32] r5:80000013 r4:80239bb0 [ 1334.236502][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.236571][ T32] r4:82ac21e4 [ 1334.236595][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.236661][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1334.236688][ T32] r4:e0501dc0 [ 1334.236729][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.236774][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1334.236798][ T32] r4:00000000 [ 1334.236817][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.236863][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1334.236885][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.236946][ T32] r5:00001000 r4:e0315000 [ 1334.237045][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.237090][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.237135][ T32] r5:84b4cf8c r4:84b4cc00 [ 1334.237156][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.238316][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1334.238345][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.238790][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.238835][ T32] r4:84bc7780 [ 1334.238858][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.238907][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1334.238930][ T32] r4:00000001 [ 1334.239157][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.239197][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1334.239223][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.239251][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.239277][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.239306][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.239330][ T32] r4:84bcf280 [ 1334.239380][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.239438][ T32] INFO: task kworker/1:223:4479 blocked for more than 460 seconds. ** 2 printk messages dropped ** [ 1334.240167][ T32] task:kworker/1:223 state:D stack:0 pid:4479 tgid:4479 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 5 printk messages dropped ** [ 1334.261525][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) ** 6 printk messages dropped ** [ 1334.261835][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 3 printk messages dropped ** [ 1334.263169][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1334.263589][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.263634][ T32] r5:83394b8c r4:83394800 [ 1334.263655][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1334.263730][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1334.263821][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1334.264283][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1334.264915][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1334.266307][ T32] Exception stack(0xe0501d28 to 0xe0501d70) ** 5 printk messages dropped ** [ 1334.266871][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1334.267361][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1334.267623][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.267675][ T32] r5:00001000 r4:e0315000 [ 1334.267698][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.267738][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.267780][ T32] r5:84b4cf8c r4:84b4cc00 [ 1334.267858][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.267922][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1334.267964][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.268020][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.268043][ T32] r4:84bc7780 [ 1334.268067][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.268352][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1334.268384][ T32] r4:00000001 [ 1334.268405][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.268546][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1334.268579][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.268711][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.268741][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.268770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.268792][ T32] r4:84bcf280 [ 1334.268826][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.268859][ T32] INFO: task kworker/1:224:4481 blocked for more than 460 seconds. [ 1334.268959][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.268989][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.269012][ T32] task:kworker/1:224 state:D stack:0 pid:4481 tgid:4481 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.269061][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.269104][ T32] Call trace: [ 1334.269437][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1334.269770][ T32] r10:8291a684 r9:eaeddd84 r8:00000002 r7:60000113 r6:eaeddd8c r5:85236c00 [ 1334.269818][ T32] r4:85236c00 [ 1334.269841][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1334.269886][ T32] r5:85236c00 r4:8291a680 [ 1334.269905][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.270414][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.291130][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaedde08 [ 1334.291188][ T32] r4:00000000 [ 1334.291216][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1334.291274][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1334.291593][ T32] r5:00001000 r4:eaadd000 ** 1 printk messages dropped ** [ 1334.291653][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1334.291715][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1334.292318][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1334.292528][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1334.294351][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.294400][ T32] Call trace: [ 1334.294431][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.294484][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1334.294509][ T32] r4:00000000 [ 1334.294889][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.294936][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1334.294978][ T32] 1d20: ba89b000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1334.295010][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1334.295041][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1334.295101][ T32] r5:80000013 r4:80239bb0 [ 1334.295218][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.295277][ T32] r4:82ac21e4 [ 1334.295300][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.295344][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1334.295381][ T32] r4:e0501dc0 [ 1334.295424][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.295469][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1334.295493][ T32] r4:00000000 [ 1334.295546][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.295597][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1334.295619][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.295661][ T32] r5:00001000 r4:e0315000 [ 1334.295680][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.295719][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.295761][ T32] r5:84b4cf8c r4:84b4cc00 [ 1334.295781][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.295827][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1334.296244][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.296296][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.296320][ T32] r4:84bc7780 [ 1334.296365][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.296414][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1334.296437][ T32] r4:00000001 [ 1334.296468][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.296520][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1334.296556][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.296585][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.296611][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.296673][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.297458][ T32] r4:84bcf280 [ 1334.297602][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.297656][ T32] INFO: task kworker/0:454:4484 blocked for more than 460 seconds. [ 1334.297692][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.297718][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.297739][ T32] task:kworker/0:454 state:D stack:0 pid:4484 tgid:4484 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.297786][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.297937][ T32] Call trace: [ 1334.298031][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1334.298465][ T32] r10:8291a684 r9:eaeedd84 r8:00000002 r7:60000113 r6:eaeedd8c r5:85361800 ** 6 printk messages dropped ** [ 1334.299075][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.299224][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85346900 ** 6 printk messages dropped ** [ 1334.299430][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1334.299624][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1334.328458][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1334.329357][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1334.339349][ T32] 1d20: bad4e000 e02e7000 00000001 80239b98 7f539000 00000001 ** 9 printk messages dropped ** [ 1334.357357][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 9 printk messages dropped ** [ 1334.358140][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 ** 6 printk messages dropped ** [ 1334.358378][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1334.359340][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1334.360083][ T32] r10:8291a684 r9:eaef1d84 r8:00000002 r7:60000113 r6:eaef1d8c r5:85360000 ** 9 printk messages dropped ** [ 1334.360431][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1334.360739][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.360781][ T32] r5:85302b8c r4:85302800 [ 1334.360799][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.367243][ T32] r7:dddced80 r6:83018000 r5:85302b8c r4:8534f880 [ 1334.367334][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.367406][ T32] r10:61c88647 r9:85360000 r8:8534f8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.367430][ T32] r4:8534f880 [ 1334.367451][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.368056][ T32] r10:00000000 r9:8534f880 r8:80287e08 r7:eaeede60 r6:852abd80 r5:85360000 [ 1334.368083][ T32] r4:00000001 [ 1334.368104][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.368143][ T32] Exception stack(0xeaef1fb0 to 0xeaef1ff8) [ 1334.368173][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.368201][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.368269][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.368351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.368379][ T32] r4:85346340 [ 1334.368803][ T32] INFO: task kworker/0:455:4486 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1334.368845][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.369127][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.369294][ T32] Call trace: [ 1334.369593][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.369651][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1334.370042][ T32] r4:00000000 [ 1334.370066][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.370108][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1334.370136][ T32] 1d20: bb363000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1334.370296][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1334.370331][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1334.370356][ T32] r5:80000013 r4:80239bb0 [ 1334.370476][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.394302][ T32] r4:82ac21e4 [ 1334.394355][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.394426][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1334.394455][ T32] r4:e0501dc0 [ 1334.394477][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.394521][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1334.394543][ T32] r4:00000000 [ 1334.394563][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.394625][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1334.394650][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.394712][ T32] r5:00001000 r4:e0315000 [ 1334.394737][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.394777][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.394820][ T32] r5:84b4cf8c r4:84b4cc00 [ 1334.394844][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.394894][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1334.394914][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.394961][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.394983][ T32] r4:84bc7780 [ 1334.395002][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.395048][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1334.395070][ T32] r4:00000001 [ 1334.395089][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.395126][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1334.395155][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.395184][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.395211][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.395258][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.395284][ T32] r4:84bcf280 [ 1334.395331][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.395366][ T32] INFO: task kworker/0:456:4487 blocked for more than 460 seconds. [ 1334.395520][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 3 printk messages dropped ** [ 1334.395919][ T32] Call trace: ** 6 printk messages dropped ** [ 1334.396190][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1334.396601][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1334.396703][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1334.396830][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1334.397879][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1334.398399][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1334.399513][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1334.400209][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff ** 7 printk messages dropped ** [ 1334.411372][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 11 printk messages dropped ** [ 1334.411810][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1334.412081][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1334.412577][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1334.412858][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 13 printk messages dropped ** [ 1334.413586][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1334.413793][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1334.414183][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1334.414783][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1334.415133][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 ** 9 printk messages dropped ** [ 1334.415788][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1334.416019][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1334.416352][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 9 printk messages dropped ** [ 1334.416938][ T32] INFO: task kworker/0:458:4491 blocked for more than 460 seconds. [ 1334.416968][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.416992][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.417012][ T32] task:kworker/0:458 state:D stack:0 pid:4491 tgid:4491 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.417065][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.417132][ T32] Call trace: [ 1334.417189][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1334.417255][ T32] r10:8291a684 r9:eaf05d84 r8:00000002 r7:60000113 r6:eaf05d8c r5:85363000 [ 1334.417281][ T32] r4:85363000 [ 1334.417333][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1334.417380][ T32] r5:85363000 r4:8291a680 [ 1334.417446][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.417501][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.417548][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf05e08 [ 1334.417582][ T32] r4:00000000 [ 1334.417648][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1334.417724][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.417762][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.417831][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853467c0 [ 1334.417859][ T32] r4:00000000 [ 1334.417915][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.417987][ T32] r9:83018005 r8:85363000 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1334.418012][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.418059][ T32] r5:00001000 r4:dfa03000 [ 1334.418106][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.418170][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.418241][ T32] r5:8530378c r4:85303400 [ 1334.418263][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.418318][ T32] r7:dddced80 r6:83018000 r5:8530378c r4:8534f900 [ 1334.418339][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.418388][ T32] r10:61c88647 r9:85363000 r8:8534f92c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.418412][ T32] r4:8534f900 [ 1334.418431][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.418474][ T32] r10:00000000 r9:8534f900 r8:80287e08 r7:eaeede60 r6:852abf00 r5:85363000 [ 1334.418497][ T32] r4:00000001 [ 1334.418515][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.418551][ T32] Exception stack(0xeaf05fb0 to 0xeaf05ff8) [ 1334.418604][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.418636][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.418662][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.418716][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.418742][ T32] r4:85346580 [ 1334.419033][ T32] INFO: task kworker/0:458:4491 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1334.419072][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.419153][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.419229][ T32] Call trace: [ 1334.419273][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.419333][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1334.419357][ T32] r4:00000000 [ 1334.419376][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.419427][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1334.419458][ T32] 1d20: bb95a000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1334.419498][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1334.419527][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1334.419577][ T32] r5:80000013 r4:80239bb0 [ 1334.419600][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.419642][ T32] r4:82ac21e4 [ 1334.419662][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.419704][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1334.419750][ T32] r4:e0501dc0 [ 1334.419780][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.419822][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1334.419845][ T32] r4:00000000 [ 1334.419882][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.419953][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1334.419980][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.420024][ T32] r5:00001000 r4:e0315000 [ 1334.420044][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.420106][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.420163][ T32] r5:84b4cf8c r4:84b4cc00 [ 1334.420186][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.420233][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 ** 4 printk messages dropped ** [ 1334.439492][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 7 printk messages dropped ** [ 1334.439845][ T32] r4:84bcf280 ** 5 printk messages dropped ** [ 1334.440040][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1334.440378][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1334.441044][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1334.441296][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.441342][ T32] r5:85303f8c r4:85303c00 [ 1334.441371][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1334.441563][ T32] r4:8534fa80 ** 4 printk messages dropped ** [ 1334.441719][ T32] Exception stack(0xeae6dfb0 to 0xeae6dff8) ** 4 printk messages dropped ** [ 1334.441886][ T32] r4:85346700 ** 5 printk messages dropped ** [ 1334.442641][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 ** 6 printk messages dropped ** [ 1334.442887][ T32] r5:80000013 r4:80239bb0 ** 6 printk messages dropped ** [ 1334.443144][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 11 printk messages dropped ** [ 1334.443696][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1334.443971][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.444227][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1334.444471][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) ** 7 printk messages dropped ** [ 1334.444748][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1334.444992][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.445044][ T32] r5:85304b8c r4:85304800 [ 1334.445066][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.445113][ T32] r7:dddced80 r6:83018000 r5:85304b8c r4:8534fb00 [ 1334.445134][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.445179][ T32] r10:61c88647 r9:85365400 r8:8534fb2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.445201][ T32] r4:8534fb00 [ 1334.445219][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.445273][ T32] r10:00000000 r9:8534fb00 r8:80287e08 r7:eae6de60 r6:85391000 r5:85365400 [ 1334.445298][ T32] r4:00000001 [ 1334.445317][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.445352][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1334.445378][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.445405][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.445430][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.445477][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.445502][ T32] r4:85346840 [ 1334.445792][ T32] INFO: task kworker/0:460:4495 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1334.445873][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.445948][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.446016][ T32] Call trace: [ 1334.446046][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.446098][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1334.446121][ T32] r4:00000000 [ 1334.446140][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.446179][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1334.446206][ T32] 1d20: bbd94000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1334.446266][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1334.446295][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1334.446318][ T32] r5:80000013 r4:80239bb0 [ 1334.446338][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.446378][ T32] r4:82ac21e4 [ 1334.446420][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.446486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1334.446512][ T32] r4:e0501dc0 [ 1334.446531][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.446590][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1334.446615][ T32] r4:00000000 [ 1334.446635][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.446679][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1334.446700][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.446768][ T32] r5:00001000 r4:e0315000 [ 1334.446792][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.446867][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.446940][ T32] r5:84b4cf8c r4:84b4cc00 [ 1334.446992][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.447040][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1334.447096][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.447146][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.447170][ T32] r4:84bc7780 [ 1334.447188][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.447233][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1334.447286][ T32] r4:00000001 [ 1334.447357][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.447426][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1334.447457][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.447488][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.447514][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.447543][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.447577][ T32] r4:84bcf280 [ 1334.447596][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.447620][ T32] INFO: task kworker/0:461:4499 blocked for more than 460 seconds. [ 1334.447661][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.447688][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.447761][ T32] task:kworker/0:461 state:D stack:0 pid:4499 tgid:4499 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.447834][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.447894][ T32] Call trace: [ 1334.447927][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1334.447976][ T32] r10:8291a684 r9:eaee9d84 r8:00000002 r7:60000113 r6:eaee9d8c r5:85366c00 [ 1334.448035][ T32] r4:85366c00 [ 1334.448059][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1334.448132][ T32] r5:85366c00 r4:8291a680 [ 1334.448154][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.448194][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.448236][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaee9e08 [ 1334.448258][ T32] r4:00000000 [ 1334.448276][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1334.448375][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.448415][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.448486][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85346c40 [ 1334.448539][ T32] r4:00000000 [ 1334.448571][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.448680][ T32] r9:83018005 r8:85366c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1334.448706][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.448748][ T32] r5:00001000 r4:e8681000 [ 1334.448767][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.448809][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.448880][ T32] r5:8530438c r4:85304000 [ 1334.448902][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.448950][ T32] r7:dddced80 r6:83018000 r5:8530438c r4:8534fa00 [ 1334.448970][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.449015][ T32] r10:61c88647 r9:85366c00 r8:8534fa2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.449063][ T32] r4:8534fa00 [ 1334.449125][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.449173][ T32] r10:00000000 r9:8534fa00 r8:80287e08 r7:eaf0de60 r6:85391180 r5:85366c00 [ 1334.449197][ T32] r4:00000001 [ 1334.449215][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.449250][ T32] Exception stack(0xeaee9fb0 to 0xeaee9ff8) [ 1334.449276][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.449303][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.449332][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.449364][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.449400][ T32] r4:85346c00 [ 1334.449645][ T32] INFO: task kworker/0:461:4499 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1334.449680][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.449787][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.449879][ T32] Call trace: [ 1334.449981][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.450085][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1334.450135][ T32] r4:00000000 [ 1334.450186][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.450301][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1334.450373][ T32] 1d20: bbd94000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1334.450530][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1334.485524][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1334.485628][ T32] r5:80000013 r4:80239bb0 [ 1334.485678][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.485799][ T32] r4:82ac21e4 [ 1334.485844][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.485969][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1334.486059][ T32] r4:e0501dc0 [ 1334.486144][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.486239][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 1 printk messages dropped ** [ 1334.486329][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1334.487277][ T32] r4:84bc7780 ** 3 printk messages dropped ** [ 1334.487506][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1334.488244][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 7 printk messages dropped ** [ 1334.488993][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) ** 9 printk messages dropped ** [ 1334.489782][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.490076][ T32] r5:00001000 r4:ea84b000 ** 1 printk messages dropped ** [ 1334.490194][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.490277][ T32] r5:8530478c r4:85304400 [ 1334.490322][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.490413][ T32] r7:dddced80 r6:83018000 r5:8530478c r4:8534fc80 [ 1334.513032][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.513253][ T32] r10:61c88647 r9:85366000 r8:8534fcac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.513306][ T32] r4:8534fc80 [ 1334.513353][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.513496][ T32] r10:00000000 r9:8534fc80 r8:80287e08 r7:eaf0de60 r6:85391280 r5:85366000 [ 1334.513560][ T32] r4:00000001 [ 1334.513638][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.513729][ T32] Exception stack(0xeaf11fb0 to 0xeaf11ff8) [ 1334.513794][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.513884][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.513949][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.514004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.514045][ T32] r4:85346e40 [ 1334.514751][ T32] INFO: task kworker/0:462:4500 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1334.514837][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.514971][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.515127][ T32] Call trace: [ 1334.515240][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.515352][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1334.515403][ T32] r4:00000000 [ 1334.515450][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.515537][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1334.515607][ T32] 1d20: bcba3000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1334.515703][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1334.515768][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1334.515821][ T32] r5:80000013 r4:80239bb0 [ 1334.515896][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.515990][ T32] r4:82ac21e4 [ 1334.516067][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.516163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1334.516211][ T32] r4:e0501dc0 [ 1334.516252][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.516365][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1334.516418][ T32] r4:00000000 [ 1334.516460][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.516553][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1334.516606][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.516694][ T32] r5:00001000 r4:e0315000 [ 1334.516737][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.516851][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.516948][ T32] r5:84b4cf8c r4:84b4cc00 [ 1334.516994][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.517085][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1334.517148][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.517248][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.517296][ T32] r4:84bc7780 [ 1334.517336][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.517429][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1334.517474][ T32] r4:00000001 [ 1334.517513][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.517592][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1334.517659][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.517720][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.517778][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.517836][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.517883][ T32] r4:84bcf280 [ 1334.517927][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.517988][ T32] INFO: task kworker/0:463:4503 blocked for more than 460 seconds. [ 1334.518055][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.518107][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.518150][ T32] task:kworker/0:463 state:D stack:0 pid:4503 tgid:4503 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.518275][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.518398][ T32] Call trace: [ 1334.518462][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1334.518566][ T32] r10:8291a684 r9:eaf15d84 r8:00000002 r7:60000013 r6:eaf15d8c r5:85360c00 [ 1334.518615][ T32] r4:85360c00 [ 1334.518669][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1334.518755][ T32] r5:85360c00 r4:8291a680 [ 1334.518795][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.518874][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.518983][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf15e08 [ 1334.519049][ T32] r4:00000000 [ 1334.519104][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1334.519178][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.519249][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.519368][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85346b00 [ 1334.519427][ T32] r4:00000000 [ 1334.519471][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.519567][ T32] r9:83018005 r8:85360c00 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1334.519614][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.519699][ T32] r5:00001000 r4:ea8ab000 [ 1334.519742][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.519818][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.519903][ T32] r5:85304f8c r4:85304c00 [ 1334.519944][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1334.520081][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1334.532503][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1334.533699][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1334.534405][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 ** 8 printk messages dropped ** [ 1334.535146][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 9 printk messages dropped ** [ 1334.535992][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 ** 4 printk messages dropped ** [ 1334.536438][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 9 printk messages dropped ** [ 1334.537122][ T32] INFO: task kworker/0:464:4505 blocked for more than 461 seconds. ** 8 printk messages dropped ** [ 1334.537875][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1334.537979][ T32] r5:85250000 r4:8291a680 [ 1334.538023][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.538099][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.538179][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf19e08 [ 1334.538229][ T32] r4:00000000 [ 1334.538284][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1334.538368][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.538459][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.538565][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85389040 [ 1334.538621][ T32] r4:00000000 [ 1334.538664][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.538815][ T32] r9:83018005 r8:85250000 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1334.538863][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.538947][ T32] r5:00001000 r4:ea8e9000 [ 1334.538994][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.539071][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.539177][ T32] r5:8530538c r4:85305000 [ 1334.539220][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.539310][ T32] r7:dddced80 r6:83018000 r5:8530538c r4:8534fb80 [ 1334.539358][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.539497][ T32] r10:61c88647 r9:85250000 r8:8534fbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.539577][ T32] r4:8534fb80 [ 1334.539654][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.539754][ T32] r10:00000000 r9:8534fb80 r8:80287e08 r7:eaf15e60 r6:85391380 r5:85250000 [ 1334.539806][ T32] r4:00000001 [ 1334.539871][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.539979][ T32] Exception stack(0xeaf19fb0 to 0xeaf19ff8) [ 1334.540035][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.540093][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.540145][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.540221][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.540267][ T32] r4:85389080 [ 1334.563535][ T32] INFO: task kworker/0:464:4505 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1334.563718][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.563862][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.563983][ T32] Call trace: [ 1334.564054][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.564199][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1334.564264][ T32] r4:00000000 [ 1334.564313][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.564481][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1334.564560][ T32] 1d20: bd007000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1334.564623][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1334.564678][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1334.564731][ T32] r5:80000013 r4:80239bb0 [ 1334.564797][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.564968][ T32] r4:82ac21e4 [ 1334.565024][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.565120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1334.565171][ T32] r4:e0501dc0 [ 1334.565214][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.565308][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1334.565363][ T32] r4:00000000 [ 1334.565406][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.565515][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1334.565586][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.565675][ T32] r5:00001000 r4:e0315000 [ 1334.565726][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.565811][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.565896][ T32] r5:84b4cf8c r4:84b4cc00 [ 1334.565951][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.566052][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1334.566100][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.566199][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.566271][ T32] r4:84bc7780 [ 1334.566324][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.566420][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1334.566467][ T32] r4:00000001 [ 1334.566507][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.566587][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1334.566668][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.566733][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.566786][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.566860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.566915][ T32] r4:84bcf280 [ 1334.566961][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.567170][ T32] INFO: task kworker/0:465:4507 blocked for more than 461 seconds. ** 3 printk messages dropped ** [ 1334.567483][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1334.567852][ T32] r4:85250c00 ** 3 printk messages dropped ** [ 1334.568177][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1334.568734][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1334.569211][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.569324][ T32] r5:8530578c r4:85305400 [ 1334.569402][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1334.569587][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1334.569975][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1334.570260][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1334.602827][ T32] Call trace: ** 5 printk messages dropped ** [ 1334.603280][ T32] 1d20: bd759000 e02e7000 00000001 80239b98 7f539000 00000001 ** 9 printk messages dropped ** [ 1334.603944][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 9 printk messages dropped ** [ 1334.604875][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 ** 4 printk messages dropped ** [ 1334.605219][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 9 printk messages dropped ** [ 1334.605859][ T32] INFO: task kworker/0:466:4509 blocked for more than 461 seconds. ** 7 printk messages dropped ** [ 1334.606468][ T32] r4:85251800 ** 4 printk messages dropped ** [ 1334.606858][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf09e08 ** 2 printk messages dropped ** [ 1334.607025][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.607101][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.607185][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853893c0 [ 1334.607232][ T32] r4:00000000 [ 1334.607273][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.607369][ T32] r9:83018005 r8:85251800 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1334.607454][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.607546][ T32] r5:00001000 r4:eab57000 [ 1334.607596][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.607677][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.607801][ T32] r5:85305b8c r4:85305800 [ 1334.607849][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.607939][ T32] r7:dddced80 r6:83018000 r5:85305b8c r4:8534fd80 [ 1334.608027][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.608160][ T32] r10:61c88647 r9:85251800 r8:8534fdac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.608243][ T32] r4:8534fd80 [ 1334.608289][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.608415][ T32] r10:00000000 r9:8534fd80 r8:80287e08 r7:eaf1de60 r6:85391480 r5:85251800 [ 1334.608495][ T32] r4:00000001 [ 1334.608541][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.608625][ T32] Exception stack(0xeaf09fb0 to 0xeaf09ff8) [ 1334.608680][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.608821][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.608923][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.608993][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.609041][ T32] r4:85389080 [ 1334.609550][ T32] INFO: task kworker/0:466:4509 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1334.609633][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.609747][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.609834][ T32] Call trace: [ 1334.609893][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.609993][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1334.610040][ T32] r4:00000000 [ 1334.610079][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.610156][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1334.610212][ T32] 1d20: bd759000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1334.610267][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1334.610317][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1334.610365][ T32] r5:80000013 r4:80239bb0 [ 1334.610479][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.641422][ T32] r4:82ac21e4 [ 1334.641518][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.641659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1334.641711][ T32] r4:e0501dc0 [ 1334.641752][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.641840][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1334.641918][ T32] r4:00000000 [ 1334.641970][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.642082][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1334.642170][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.642270][ T32] r5:00001000 r4:e0315000 [ 1334.642315][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.642397][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.642483][ T32] r5:84b4cf8c r4:84b4cc00 [ 1334.642525][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.642652][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1334.642712][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.642808][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.642857][ T32] r4:84bc7780 [ 1334.642900][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.642993][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1334.643043][ T32] r4:00000001 [ 1334.643107][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.643194][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1334.643253][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.643310][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.643379][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.643437][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.643483][ T32] r4:84bcf280 [ 1334.643531][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.643616][ T32] INFO: task kworker/0:467:4511 blocked for more than 461 seconds. [ 1334.643681][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.643730][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.643774][ T32] task:kworker/0:467 state:D stack:0 pid:4511 tgid:4511 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.643904][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.643999][ T32] Call trace: [ 1334.644067][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1334.644195][ T32] r10:8291a684 r9:eaf21d84 r8:00000002 r7:60000013 r6:eaf21d8c r5:85252400 [ 1334.644245][ T32] r4:85252400 [ 1334.644298][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1334.644409][ T32] r5:85252400 r4:8291a680 [ 1334.644453][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.644542][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.644692][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf21e08 [ 1334.644757][ T32] r4:00000000 [ 1334.644801][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1334.644877][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.644948][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.645033][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85389500 [ 1334.645091][ T32] r4:00000000 [ 1334.645130][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.645214][ T32] r9:83018005 r8:85252400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1334.645255][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.645337][ T32] r5:00001000 r4:eab67000 [ 1334.645406][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.645494][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.645598][ T32] r5:85305f8c r4:85305c00 [ 1334.645641][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1334.645990][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1334.646577][ T32] r4:85389380 ** 3 printk messages dropped ** [ 1334.647673][ T32] Call trace: ** 4 printk messages dropped ** [ 1334.648015][ T32] Exception stack(0xe0501d28 to 0xe0501d70) ** 3 printk messages dropped ** [ 1334.648315][ T32] r5:80000013 r4:80239bb0 ** 1 printk messages dropped ** [ 1334.648473][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1334.648655][ T32] r4:e0501dc0 ** 1 printk messages dropped ** [ 1334.648776][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 4 printk messages dropped ** [ 1334.649100][ T32] r5:00001000 r4:e0315000 ** 2 printk messages dropped ** [ 1334.649325][ T32] r5:84b4cf8c r4:84b4cc00 ** 3 printk messages dropped ** [ 1334.649651][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1334.650161][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.671466][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1334.672138][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1334.672825][ T32] r4:00000000 [ 1334.672867][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.672963][ T32] r9:83018205 r8:85253000 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1334.673009][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.673094][ T32] r5:00001000 r4:eabef000 [ 1334.673139][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.673219][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.673307][ T32] r5:853c438c r4:853c4000 [ 1334.673354][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.673451][ T32] r7:ddde2d80 r6:83018200 r5:853c438c r4:85391500 [ 1334.673639][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.673751][ T32] r10:61c88647 r9:85253000 r8:8539152c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.673801][ T32] r4:85391500 [ 1334.673845][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.673940][ T32] r10:00000000 r9:85391500 r8:80287e08 r7:eaeb1e60 r6:85391580 r5:85253000 [ 1334.673988][ T32] r4:00000001 [ 1334.674119][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.674206][ T32] Exception stack(0xeaf25fb0 to 0xeaf25ff8) [ 1334.674265][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.674540][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.674618][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.674679][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.674726][ T32] r4:8538f240 [ 1334.675442][ T32] INFO: task kworker/1:225:4513 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1334.675529][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.675707][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.675802][ T32] Call trace: [ 1334.675884][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.675987][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1334.676035][ T32] r4:00000000 [ 1334.676076][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.676155][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1334.676229][ T32] 1d20: bde94000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1334.676293][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1334.676373][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1334.676431][ T32] r5:80000013 r4:80239bb0 [ 1334.676475][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.676587][ T32] r4:82ac21e4 [ 1334.676637][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.676725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1334.676772][ T32] r4:e0501dc0 [ 1334.676812][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.676896][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1334.676943][ T32] r4:00000000 [ 1334.676986][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.677075][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1334.677123][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.677212][ T32] r5:00001000 r4:e0315000 [ 1334.677254][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.677337][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.677425][ T32] r5:84b4cf8c r4:84b4cc00 [ 1334.677468][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.677612][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1334.677671][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.677767][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.677815][ T32] r4:84bc7780 [ 1334.677883][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.677986][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1334.678033][ T32] r4:00000001 [ 1334.678073][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.678139][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1334.678190][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.678242][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.678295][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.678357][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.678406][ T32] r4:84bcf280 [ 1334.678454][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.678513][ T32] INFO: task kworker/0:468:4514 blocked for more than 461 seconds. [ 1334.678594][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.678672][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.678753][ T32] task:kworker/0:468 state:D stack:0 pid:4514 tgid:4514 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.678879][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.678970][ T32] Call trace: [ 1334.679064][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1334.679176][ T32] r10:8291a684 r9:eaf29d84 r8:00000002 r7:60000113 r6:eaf29d8c r5:85253c00 [ 1334.679231][ T32] r4:85253c00 [ 1334.679277][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1334.679370][ T32] r5:85253c00 r4:8291a680 [ 1334.679411][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.679483][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.679566][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf29e08 [ 1334.679610][ T32] r4:00000000 [ 1334.679650][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1334.679724][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.679795][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1334.679920][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1334.680288][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.680398][ T32] r5:8530638c r4:85306000 ** 2 printk messages dropped ** [ 1334.711798][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1334.712535][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1334.713706][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1334.714082][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.714162][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1334.714222][ T32] 1d20: be171000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1334.714280][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1334.714337][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1334.714386][ T32] r5:80000013 r4:80239bb0 [ 1334.714429][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.714513][ T32] r4:82ac21e4 [ 1334.714575][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.714661][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1334.714733][ T32] r4:e0501dc0 [ 1334.714776][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.714860][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1334.714912][ T32] r4:00000000 [ 1334.714958][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.715050][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1334.715098][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.715184][ T32] r5:00001000 r4:e0315000 [ 1334.715227][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.715313][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.715399][ T32] r5:84b4cf8c r4:84b4cc00 [ 1334.715440][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.715588][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1334.715649][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.715750][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.715800][ T32] r4:84bc7780 [ 1334.715844][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.715946][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1334.715997][ T32] r4:00000001 [ 1334.716036][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.716099][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1334.716148][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.716225][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.716287][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.716387][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.716440][ T32] r4:84bcf280 [ 1334.716489][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.716579][ T32] INFO: task kworker/0:469:4518 blocked for more than 461 seconds. [ 1334.716652][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.716801][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.716854][ T32] task:kworker/0:469 state:D stack:0 pid:4518 tgid:4518 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.716949][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.717028][ T32] Call trace: [ 1334.717093][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1334.717186][ T32] r10:8291a684 r9:eaee5d84 r8:00000002 r7:60000113 r6:eaee5d8c r5:85254800 [ 1334.717235][ T32] r4:85254800 [ 1334.717302][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1334.717399][ T32] r5:85254800 r4:8291a680 [ 1334.717443][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.717522][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.717614][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaee5e08 [ 1334.717660][ T32] r4:00000000 [ 1334.717698][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1334.717766][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.717835][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.717917][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85389880 [ 1334.717971][ T32] r4:00000000 [ 1334.718013][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.718102][ T32] r9:83018005 r8:85254800 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1334.718148][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.718233][ T32] r5:00001000 r4:eabd9000 [ 1334.718274][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.718355][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.718437][ T32] r5:8530678c r4:85306400 [ 1334.718481][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.718585][ T32] r7:dddced80 r6:83018000 r5:8530678c r4:8534f480 [ 1334.718630][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.718720][ T32] r10:61c88647 r9:85254800 r8:8534f4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.718767][ T32] r4:8534f480 [ 1334.718806][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.718895][ T32] r10:00000000 r9:8534f480 r8:80287e08 r7:eaf29e60 r6:85391700 r5:85254800 [ 1334.718945][ T32] r4:00000001 [ 1334.718984][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.719053][ T32] Exception stack(0xeaee5fb0 to 0xeaee5ff8) [ 1334.719111][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.719170][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.719247][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.719316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.719363][ T32] r4:85389580 [ 1334.719877][ T32] INFO: task kworker/0:469:4518 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1334.719956][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.720074][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.720165][ T32] Call trace: [ 1334.720225][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.720325][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1334.720413][ T32] r4:00000000 [ 1334.744903][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.745064][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1334.745102][ T32] 1d20: be3e8000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1334.745177][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1334.745298][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1334.745411][ T32] r5:80000013 r4:80239bb0 [ 1334.745472][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.745525][ T32] r4:82ac21e4 [ 1334.745550][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.745633][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1334.745661][ T32] r4:e0501dc0 [ 1334.745681][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.745725][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1334.745773][ T32] r4:00000000 [ 1334.745817][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.745900][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1334.745926][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.745972][ T32] r5:00001000 r4:e0315000 [ 1334.745993][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.746032][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.746075][ T32] r5:84b4cf8c r4:84b4cc00 [ 1334.746094][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.746144][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1334.746165][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.746298][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.746352][ T32] r4:84bc7780 [ 1334.746377][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.746425][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1334.746448][ T32] r4:00000001 [ 1334.746482][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.746522][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1334.746602][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.746716][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1334.746799][ T32] r4:84bcf280 ** 5 printk messages dropped ** [ 1334.746989][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1334.747138][ T32] r4:85255400 ** 2 printk messages dropped ** [ 1334.747254][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1334.747440][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1334.747518][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85389c40 ** 5 printk messages dropped ** [ 1334.747787][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.747855][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1334.747923][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1334.748098][ T32] r10:61c88647 r9:85255400 r8:8534f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1334.748271][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1334.748375][ T32] Exception stack(0xeaf2dfb0 to 0xeaf2dff8) [ 1334.748417][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.748566][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.748600][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.748632][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.748657][ T32] r4:85389780 [ 1334.749064][ T32] INFO: task kworker/0:470:4520 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1334.749101][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.749160][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.749327][ T32] Call trace: [ 1334.749359][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.749525][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1334.749643][ T32] r4:00000000 [ 1334.749668][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.749712][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1334.749762][ T32] 1d20: be3e8000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1334.749796][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1334.749822][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1334.749846][ T32] r5:80000013 r4:80239bb0 [ 1334.749866][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.749970][ T32] r4:82ac21e4 [ 1334.749994][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.750065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1334.750092][ T32] r4:e0501dc0 [ 1334.750113][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.750155][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1334.750177][ T32] r4:00000000 [ 1334.750196][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.750273][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1334.750307][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.750350][ T32] r5:00001000 r4:e0315000 [ 1334.750370][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.750409][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.750531][ T32] r5:84b4cf8c r4:84b4cc00 [ 1334.761990][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.762128][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1334.762164][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.762219][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.762438][ T32] r4:84bc7780 [ 1334.762469][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.762523][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1334.762551][ T32] r4:00000001 [ 1334.762572][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.762610][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1334.762642][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.762671][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.762698][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.762727][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.762863][ T32] r4:84bcf280 [ 1334.762892][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.762933][ T32] INFO: task kworker/1:226:4522 blocked for more than 461 seconds. [ 1334.763007][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.763070][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.763193][ T32] task:kworker/1:226 state:D stack:0 pid:4522 tgid:4522 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.763322][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.763376][ T32] Call trace: [ 1334.763458][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1334.763513][ T32] r10:8291a684 r9:eaf35d84 r8:00000002 r7:60000113 r6:eaf35d8c r5:85256000 [ 1334.763538][ T32] r4:85256000 [ 1334.763722][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1334.763823][ T32] r5:85256000 r4:8291a680 [ 1334.763858][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.763914][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.763973][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf35e08 [ 1334.764004][ T32] r4:00000000 [ 1334.764059][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1334.764176][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.764225][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.764310][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85392ec0 [ 1334.764380][ T32] r4:00000000 [ 1334.764420][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.764481][ T32] r9:83018205 r8:85256000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1334.764507][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.764696][ T32] r5:00001000 r4:ead7d000 ** 1 printk messages dropped ** [ 1334.764775][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.764854][ T32] r5:853c4b8c r4:853c4800 [ 1334.764902][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1334.765018][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1334.765338][ T32] r10:00000000 r9:85391900 r8:80287e08 r7:eaf25e60 r6:85391780 r5:85256000 ** 4 printk messages dropped ** [ 1334.765706][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1334.766407][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1334.766612][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 ** 4 printk messages dropped ** [ 1334.766751][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 ** 3 printk messages dropped ** [ 1334.766859][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1334.766921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 ** 4 printk messages dropped ** [ 1334.767048][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1334.767438][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1334.767621][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1334.767714][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 4 printk messages dropped ** [ 1334.767944][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1334.768020][ T32] r4:84bcf280 ** 1 printk messages dropped ** [ 1334.768065][ T32] INFO: task kworker/1:227:4523 blocked for more than 461 seconds. [ 1334.768094][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.768118][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.768155][ T32] task:kworker/1:227 state:D stack:0 pid:4523 tgid:4523 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.768369][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.768424][ T32] Call trace: [ 1334.768456][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1334.768505][ T32] r10:8291a684 r9:eaf39d84 r8:00000002 r7:60000113 r6:eaf39d8c r5:85256c00 [ 1334.768542][ T32] r4:85256c00 [ 1334.768609][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1334.768686][ T32] r5:85256c00 r4:8291a680 [ 1334.768802][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.768899][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.768970][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf39e08 [ 1334.768995][ T32] r4:00000000 [ 1334.769016][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1334.769114][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.769154][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.769239][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538fa00 [ 1334.769267][ T32] r4:00000000 [ 1334.769311][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.769423][ T32] r9:83018205 r8:85256c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1334.769448][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.769491][ T32] r5:00001000 r4:eac29000 [ 1334.769511][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.769549][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.769595][ T32] r5:853c478c r4:853c4400 [ 1334.769642][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.769692][ T32] r7:ddde2d80 r6:83018200 r5:853c478c r4:85391800 [ 1334.769714][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.769760][ T32] r10:61c88647 r9:85256c00 r8:8539182c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.769782][ T32] r4:85391800 [ 1334.769802][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.769887][ T32] r10:00000000 r9:85391800 r8:80287e08 r7:eaf35e60 r6:85391980 r5:85256c00 [ 1334.769917][ T32] r4:00000001 [ 1334.769936][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.769973][ T32] Exception stack(0xeaf39fb0 to 0xeaf39ff8) [ 1334.770000][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.770030][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.770057][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.770165][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.770211][ T32] r4:8538f540 [ 1334.803489][ T32] INFO: task kworker/1:227:4523 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1334.803624][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.803704][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.803790][ T32] Call trace: [ 1334.803825][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.803885][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1334.803908][ T32] r4:00000000 [ 1334.803930][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.803972][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1334.804001][ T32] 1d20: bebf9000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1334.804030][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1334.804056][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1334.804080][ T32] r5:80000013 r4:80239bb0 [ 1334.804103][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.804145][ T32] r4:82ac21e4 [ 1334.804164][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.804206][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1334.804228][ T32] r4:e0501dc0 [ 1334.804247][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.804287][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1334.804316][ T32] r4:00000000 [ 1334.804386][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.804441][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1334.804532][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.804582][ T32] r5:00001000 r4:e0315000 [ 1334.804606][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.804647][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.804689][ T32] r5:84b4cf8c r4:84b4cc00 [ 1334.804709][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.804833][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1334.804858][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.804908][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.804931][ T32] r4:84bc7780 [ 1334.805036][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.805088][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1334.805111][ T32] r4:00000001 [ 1334.805131][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.805168][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1334.805195][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.805225][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.805314][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.805348][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.805371][ T32] r4:84bcf280 [ 1334.805393][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.805422][ T32] INFO: task kworker/0:471:4524 blocked for more than 461 seconds. [ 1334.805456][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.805499][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.805553][ T32] task:kworker/0:471 state:D stack:0 pid:4524 tgid:4524 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.805605][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.805929][ T32] Call trace: [ 1334.806042][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1334.806097][ T32] r10:8291a684 r9:eaf3dd84 r8:00000002 r7:60000013 r6:eaf3dd8c r5:853c8000 [ 1334.806121][ T32] r4:853c8000 [ 1334.806218][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1334.806269][ T32] r5:853c8000 r4:8291a680 [ 1334.806336][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.806381][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.806424][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf3de08 [ 1334.806543][ T32] r4:00000000 [ 1334.806567][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1334.806604][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.806835][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.806882][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85389a40 [ 1334.806905][ T32] r4:00000000 [ 1334.806925][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.806969][ T32] r9:83018005 r8:853c8000 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1334.806991][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.807034][ T32] r5:00001000 r4:eac09000 [ 1334.807128][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.807172][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.807214][ T32] r5:85306b8c r4:85306800 [ 1334.807236][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.807282][ T32] r7:dddced80 r6:83018000 r5:85306b8c r4:8534a000 [ 1334.807307][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.807356][ T32] r10:61c88647 r9:853c8000 r8:8534a02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.807379][ T32] r4:8534a000 [ 1334.807397][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.807442][ T32] r10:00000000 r9:8534a000 r8:80287e08 r7:eaf2de60 r6:85391a00 r5:853c8000 [ 1334.807465][ T32] r4:00000001 [ 1334.807483][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.807518][ T32] Exception stack(0xeaf3dfb0 to 0xeaf3dff8) [ 1334.807545][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.807573][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.807600][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.807635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.807658][ T32] r4:85389b00 [ 1334.808155][ T32] INFO: task kworker/0:471:4524 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1334.808201][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.808309][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.808486][ T32] Call trace: [ 1334.808611][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.808680][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1334.808738][ T32] r4:00000000 [ 1334.808768][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.808879][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1334.808912][ T32] 1d20: bebf9000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1334.808941][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1334.808967][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1334.808992][ T32] r5:80000013 r4:80239bb0 [ 1334.809013][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.809055][ T32] r4:82ac21e4 [ 1334.809075][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.809140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1334.809167][ T32] r4:e0501dc0 [ 1334.809186][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.809228][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 3 printk messages dropped ** [ 1334.809377][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1334.809781][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1334.810054][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.810375][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.819049][ T32] r5:853c8c00 r4:8291a680 ** 3 printk messages dropped ** [ 1334.819212][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.819631][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545d440 ** 6 printk messages dropped ** [ 1334.819960][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1334.820186][ T32] r4:85391a80 ** 2 printk messages dropped ** [ 1334.831192][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1334.831493][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1334.832419][ T32] Call trace: ** 4 printk messages dropped ** [ 1334.832709][ T32] Exception stack(0xe0501d28 to 0xe0501d70) ** 1 printk messages dropped ** [ 1334.832818][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1334.832847][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1334.832871][ T32] r5:80000013 r4:80239bb0 [ 1334.832893][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.832936][ T32] r4:82ac21e4 [ 1334.832956][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.832999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1334.833023][ T32] r4:e0501dc0 [ 1334.833041][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.833083][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1334.833110][ T32] r4:00000000 [ 1334.833131][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.833177][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1334.833224][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.833296][ T32] r5:00001000 r4:e0315000 [ 1334.833327][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.833368][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.833412][ T32] r5:84b4cf8c r4:84b4cc00 [ 1334.833432][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.833503][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1334.833529][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.833584][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.833639][ T32] r4:84bc7780 [ 1334.833662][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.833766][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1334.833793][ T32] r4:00000001 [ 1334.833813][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.833873][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1334.833903][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.833937][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.833965][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.833994][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.834015][ T32] r4:84bcf280 [ 1334.834035][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.834063][ T32] INFO: task kworker/0:472:4529 blocked for more than 461 seconds. [ 1334.834096][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.834121][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.834142][ T32] task:kworker/0:472 state:D stack:0 pid:4529 tgid:4529 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.834187][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.834245][ T32] Call trace: [ 1334.834368][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1334.834422][ T32] r10:8291a684 r9:eaf45d84 r8:00000002 r7:60000013 r6:eaf45d8c r5:853c9800 [ 1334.834445][ T32] r4:853c9800 [ 1334.834466][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1334.834511][ T32] r5:853c9800 r4:8291a680 [ 1334.834532][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.834570][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.834611][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf45e08 [ 1334.834633][ T32] r4:00000000 [ 1334.834651][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1334.834766][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.834806][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.834849][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85389e00 [ 1334.834871][ T32] r4:00000000 [ 1334.834890][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.834934][ T32] r9:83018005 r8:853c9800 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1334.835017][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.835064][ T32] r5:00001000 r4:eac8f000 [ 1334.835084][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.835123][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.835244][ T32] r5:8530738c r4:85307000 [ 1334.835267][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.835338][ T32] r7:dddced80 r6:83018000 r5:8530738c r4:8534a080 [ 1334.835362][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.835461][ T32] r10:61c88647 r9:853c9800 r8:8534a0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.835497][ T32] r4:8534a080 [ 1334.835774][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.835857][ T32] r10:00000000 r9:8534a080 r8:80287e08 r7:eaf2de60 r6:85391b00 r5:853c9800 [ 1334.835927][ T32] r4:00000001 [ 1334.835974][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.836034][ T32] Exception stack(0xeaf45fb0 to 0xeaf45ff8) [ 1334.836132][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.836215][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1334.836725][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.837054][ T32] Exception stack(0xe0501d28 to 0xe0501d70) ** 5 printk messages dropped ** [ 1334.837360][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1334.837446][ T32] r4:e0501dc0 ** 1 printk messages dropped ** [ 1334.837506][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 5 printk messages dropped ** [ 1334.837680][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1334.837939][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 ** 3 printk messages dropped ** [ 1334.838072][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1334.838196][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) ** 2 printk messages dropped ** [ 1334.838276][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.838505][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1334.838746][ T32] r4:853cb000 ** 4 printk messages dropped ** [ 1334.839199][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf4de08 ** 8 printk messages dropped ** [ 1334.839626][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1334.839833][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1334.840071][ T32] r10:61c88647 r9:853cb000 r8:8534a22c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1334.862624][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1334.863928][ T32] Call trace: ** 5 printk messages dropped ** [ 1334.864415][ T32] 1d20: bf002000 e02e7000 00000001 80239b98 7f539000 00000001 ** 7 printk messages dropped ** [ 1334.864998][ T32] r4:e0501dc0 ** 1 printk messages dropped ** [ 1334.865187][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1334.865247][ T32] r4:00000000 [ 1334.865298][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.865445][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1334.865503][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.865603][ T32] r5:00001000 r4:e0315000 [ 1334.865650][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.865740][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.865831][ T32] r5:84b4cf8c r4:84b4cc00 [ 1334.865881][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.865981][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1334.866035][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.866139][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.866193][ T32] r4:84bc7780 [ 1334.866270][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.866381][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1334.866435][ T32] r4:00000001 [ 1334.866481][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.866582][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1334.866651][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.866716][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.866868][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.866945][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.866997][ T32] r4:84bcf280 [ 1334.867045][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.867108][ T32] INFO: task kworker/0:474:4533 blocked for more than 461 seconds. [ 1334.867177][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.867245][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.867298][ T32] task:kworker/0:474 state:D stack:0 pid:4533 tgid:4533 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.867402][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.867492][ T32] Call trace: [ 1334.867628][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1334.867743][ T32] r10:8291a684 r9:eaf55d84 r8:00000002 r7:60000013 r6:eaf55d8c r5:853cc800 [ 1334.867799][ T32] r4:853cc800 [ 1334.867850][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1334.867945][ T32] r5:853cc800 r4:8291a680 [ 1334.867992][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.868079][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.868173][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf55e08 [ 1334.868228][ T32] r4:00000000 [ 1334.868274][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1334.868384][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.868453][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.868508][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85389b80 [ 1334.868532][ T32] r4:00000000 [ 1334.868554][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.868611][ T32] r9:83018005 r8:853cc800 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1334.868636][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.868689][ T32] r5:00001000 r4:eacdb000 [ 1334.868712][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.868780][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.868829][ T32] r5:85307b8c r4:85307800 [ 1334.868849][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.868897][ T32] r7:dddced80 r6:83018000 r5:85307b8c r4:8534a180 [ 1334.868919][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.868967][ T32] r10:61c88647 r9:853cc800 r8:8534a1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.868991][ T32] r4:8534a180 [ 1334.869027][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.869078][ T32] r10:00000000 r9:8534a180 r8:80287e08 r7:eaf4de60 r6:85391c80 r5:853cc800 [ 1334.869101][ T32] r4:00000001 [ 1334.869121][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.869161][ T32] Exception stack(0xeaf55fb0 to 0xeaf55ff8) [ 1334.869190][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.869218][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.869245][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.869276][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1334.869684][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1334.869915][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1334.869985][ T32] Exception stack(0xe0501d28 to 0xe0501d70) ** 2 printk messages dropped ** [ 1334.870067][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff ** 4 printk messages dropped ** [ 1334.870220][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 ** 3 printk messages dropped ** [ 1334.870333][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.891104][ T32] r5:00001000 r4:e0315000 ** 2 printk messages dropped ** [ 1334.891290][ T32] r5:84b4cf8c r4:84b4cc00 [ 1334.891343][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.891399][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1334.891423][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.891472][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.891502][ T32] r4:84bc7780 [ 1334.891525][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.891585][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1334.891610][ T32] r4:00000001 [ 1334.891641][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.891684][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1334.891717][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.891817][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.892015][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.892071][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.892136][ T32] r4:84bcf280 [ 1334.892184][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.892265][ T32] INFO: task kworker/0:475:4536 blocked for more than 461 seconds. [ 1334.892357][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.892396][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.892477][ T32] task:kworker/0:475 state:D stack:0 pid:4536 tgid:4536 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.892556][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.892648][ T32] Call trace: [ 1334.892718][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1334.892873][ T32] r10:8291a684 r9:eaf61d84 r8:00000002 r7:60000113 r6:eaf61d8c r5:853cbc00 [ 1334.892931][ T32] r4:853cbc00 [ 1334.892959][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1334.893015][ T32] r5:853cbc00 r4:8291a680 [ 1334.893043][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.893093][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.893146][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf61e08 [ 1334.893171][ T32] r4:00000000 [ 1334.893192][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1334.893229][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.893269][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.893326][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85395200 [ 1334.893353][ T32] r4:00000000 [ 1334.893406][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.893462][ T32] r9:83018005 r8:853cbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1334.893488][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.893535][ T32] r5:00001000 r4:ead3b000 [ 1334.893556][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.893597][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.893641][ T32] r5:8530938c r4:85309000 [ 1334.893663][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.893714][ T32] r7:dddced80 r6:83018000 r5:8530938c r4:8534a280 [ 1334.893845][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.893927][ T32] r10:61c88647 r9:853cbc00 r8:8534a2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.893980][ T32] r4:8534a280 [ 1334.894029][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.894110][ T32] r10:00000000 r9:8534a280 r8:80287e08 r7:eaf55e60 r6:85391d00 r5:853cbc00 [ 1334.894139][ T32] r4:00000001 [ 1334.894160][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.894197][ T32] Exception stack(0xeaf61fb0 to 0xeaf61ff8) [ 1334.894227][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.894269][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.894335][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.894371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.894412][ T32] r4:85346840 [ 1334.894915][ T32] INFO: task kworker/0:475:4536 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1334.895007][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.895152][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.895253][ T32] Call trace: [ 1334.895333][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.895437][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 ** 6 printk messages dropped ** [ 1334.895911][ T32] r5:80000013 r4:80239bb0 ** 3 printk messages dropped ** [ 1334.896228][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 ** 9 printk messages dropped ** [ 1334.897101][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1334.897807][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1334.898256][ T32] task:kworker/0:476 state:D stack:0 pid:4537 tgid:4537 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1334.898795][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf65e08 ** 8 printk messages dropped ** [ 1334.899098][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1334.899299][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1334.899402][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1334.899520][ T32] r10:61c88647 r9:853ce000 r8:8534a32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1334.899616][ T32] r10:00000000 r9:8534a300 r8:80287e08 r7:eaf61e60 r6:85391d80 r5:853ce000 ** 4 printk messages dropped ** [ 1334.899900][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1334.899986][ T32] r4:8538fdc0 ** 2 printk messages dropped ** [ 1334.900497][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1334.931803][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 ** 3 printk messages dropped ** [ 1334.932111][ T32] 1d20: bf9fe000 e02e7000 00000001 80239b98 7f539000 00000001 ** 2 printk messages dropped ** [ 1334.932303][ T32] r5:80000013 r4:80239bb0 [ 1334.932362][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.932435][ T32] r4:82ac21e4 [ 1334.932490][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.932542][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1334.932614][ T32] r4:e0501dc0 [ 1334.932662][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.932740][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1334.932767][ T32] r4:00000000 [ 1334.932789][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.932838][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1334.932861][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.932961][ T32] r5:00001000 r4:e0315000 [ 1334.933031][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.933078][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.933134][ T32] r5:84b4cf8c r4:84b4cc00 [ 1334.933157][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.933231][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1334.933257][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.933317][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.933341][ T32] r4:84bc7780 [ 1334.933393][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.933468][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1334.933495][ T32] r4:00000001 [ 1334.933570][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.933642][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1334.933672][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.933703][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.933729][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.933757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.933847][ T32] r4:84bcf280 [ 1334.933875][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.933906][ T32] INFO: task kworker/0:477:4539 blocked for more than 461 seconds. [ 1334.933940][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.933965][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.933988][ T32] task:kworker/0:477 state:D stack:0 pid:4539 tgid:4539 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.934050][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.934117][ T32] Call trace: [ 1334.934179][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1334.934233][ T32] r10:8291a684 r9:eaf6dd84 r8:00000002 r7:60000113 r6:eaf6dd8c r5:853cec00 [ 1334.934279][ T32] r4:853cec00 [ 1334.934311][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1334.934357][ T32] r5:853cec00 r4:8291a680 [ 1334.934378][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.934428][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.934474][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf6de08 [ 1334.934497][ T32] r4:00000000 [ 1334.934516][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1334.934550][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.934584][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.934625][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8533c080 [ 1334.934659][ T32] r4:00000000 [ 1334.934682][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.934726][ T32] r9:83018005 r8:853cec00 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1334.934748][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.934789][ T32] r5:00001000 r4:ead07000 [ 1334.934808][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.934846][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.934887][ T32] r5:8530838c r4:85308000 [ 1334.934921][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.934993][ T32] r7:dddced80 r6:83018000 r5:8530838c r4:8534a380 [ 1334.935019][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.935069][ T32] r10:61c88647 r9:853cec00 r8:8534a3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.935092][ T32] r4:8534a380 [ 1334.935133][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.935181][ T32] r10:00000000 r9:8534a380 r8:80287e08 r7:eaf61e60 r6:85391e00 r5:853cec00 [ 1334.935227][ T32] r4:00000001 [ 1334.935273][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.935322][ T32] Exception stack(0xeaf6dfb0 to 0xeaf6dff8) [ 1334.935388][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.935421][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.935448][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.935478][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.935524][ T32] r4:8538ff40 [ 1334.935946][ T32] INFO: task kworker/0:477:4539 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1334.935985][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.936067][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.936138][ T32] Call trace: [ 1334.936169][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.936223][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1334.936246][ T32] r4:00000000 [ 1334.936270][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.936363][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1334.936439][ T32] 1d20: bf9fe000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1334.936473][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1334.936501][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1334.936525][ T32] r5:80000013 r4:80239bb0 [ 1334.936546][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.936588][ T32] r4:82ac21e4 [ 1334.936621][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.936694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1334.936774][ T32] r4:e0501dc0 [ 1334.936796][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.936843][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1334.936867][ T32] r4:00000000 [ 1334.936888][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.936934][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1334.936956][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.936999][ T32] r5:00001000 r4:e0315000 [ 1334.937048][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.937092][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.937145][ T32] r5:84b4cf8c r4:84b4cc00 [ 1334.937167][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.937238][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1334.937287][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.937342][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.937390][ T32] r4:84bc7780 [ 1334.937438][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1334.937607][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1334.938050][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.938290][ T32] r5:853cd400 r4:8291a680 ** 5 printk messages dropped ** [ 1334.938545][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1334.939172][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1334.939435][ T32] r7:dddced80 r6:83018000 r5:8530878c r4:8534a480 ** 5 printk messages dropped ** [ 1334.939828][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1334.940419][ T32] r4:8538ff40 ** 3 printk messages dropped ** [ 1334.966058][ T32] Call trace: ** 5 printk messages dropped ** [ 1334.966605][ T32] 1d20: bfc52000 e02e7000 00000001 80239b98 7f539000 00000001 ** 9 printk messages dropped ** [ 1334.967140][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 11 printk messages dropped ** [ 1334.967656][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 1 printk messages dropped ** [ 1334.967728][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.967851][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1334.967878][ T32] r4:00000001 [ 1334.967899][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.967971][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1334.968028][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.968060][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.968086][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.968119][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.968170][ T32] r4:84bcf280 [ 1334.968208][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.968248][ T32] INFO: task kworker/0:479:4542 blocked for more than 461 seconds. [ 1334.968283][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.968354][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.968382][ T32] task:kworker/0:479 state:D stack:0 pid:4542 tgid:4542 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.968430][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.968472][ T32] Call trace: [ 1334.968502][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1334.968552][ T32] r10:8291a684 r9:eaf79d84 r8:00000002 r7:60000013 r6:eaf79d8c r5:853d0c00 [ 1334.968575][ T32] r4:853d0c00 [ 1334.968595][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1334.968651][ T32] r5:853d0c00 r4:8291a680 [ 1334.968675][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.968716][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.968759][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf79e08 [ 1334.968780][ T32] r4:00000000 [ 1334.968823][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1334.968861][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.968896][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.968936][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85395040 [ 1334.968958][ T32] r4:00000000 [ 1334.968978][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.969034][ T32] r9:83018005 r8:853d0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1334.969059][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.969102][ T32] r5:00001000 r4:ead23000 [ 1334.969122][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.969186][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.969256][ T32] r5:85308b8c r4:85308800 [ 1334.969281][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.969354][ T32] r7:dddced80 r6:83018000 r5:85308b8c r4:8534a500 [ 1334.969377][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.969425][ T32] r10:61c88647 r9:853d0c00 r8:8534a52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.969475][ T32] r4:8534a500 [ 1334.969497][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.969556][ T32] r10:00000000 r9:8534a500 r8:80287e08 r7:eaf61e60 r6:85391f00 r5:853d0c00 [ 1334.969581][ T32] r4:00000001 [ 1334.969601][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.969635][ T32] Exception stack(0xeaf79fb0 to 0xeaf79ff8) [ 1334.969708][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.969740][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.969768][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.969803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.969827][ T32] r4:85395080 [ 1334.970107][ T32] INFO: task kworker/0:479:4542 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1334.970144][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.970229][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.970300][ T32] Call trace: [ 1334.970360][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.970416][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1334.970440][ T32] r4:00000000 [ 1334.970461][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.970573][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1334.981267][ T32] 1d20: bfcea000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1334.981429][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1334.981485][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1334.981544][ T32] r5:80000013 r4:80239bb0 ** 1 printk messages dropped ** [ 1334.981664][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1334.981890][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 9 printk messages dropped ** [ 1334.982392][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 ** 5 printk messages dropped ** [ 1334.982674][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1334.982997][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1334.983615][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1334.983936][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1334.984228][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1334.984489][ T32] r7:dddced80 r6:83018000 r5:85308f8c r4:8534a100 ** 4 printk messages dropped ** [ 1334.984892][ T32] r10:00000000 r9:8534a100 r8:80287e08 r7:eaf61e60 r6:85391f80 r5:853d2400 ** 6 printk messages dropped ** [ 1334.985326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1334.986638][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 ** 4 printk messages dropped ** [ 1334.986817][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 ** 3 printk messages dropped ** [ 1334.986955][ T32] r4:82ac21e4 [ 1334.987109][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.987180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1334.987207][ T32] r4:e0501dc0 [ 1334.987229][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.987299][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1334.987327][ T32] r4:00000000 [ 1334.987432][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.987488][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1334.987513][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.987593][ T32] r5:00001000 r4:e0315000 [ 1334.987617][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.987688][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.987734][ T32] r5:84b4cf8c r4:84b4cc00 [ 1334.987771][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.987822][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1334.987843][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.987890][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.987935][ T32] r4:84bc7780 [ 1334.987958][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.988006][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1334.988030][ T32] r4:00000001 [ 1334.988063][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.988102][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1334.988176][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.988208][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.988240][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.988298][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.988325][ T32] r4:84bcf280 [ 1334.988370][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.988399][ T32] INFO: task kworker/0:481:4546 blocked for more than 461 seconds. [ 1334.988429][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.988453][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.988475][ T32] task:kworker/0:481 state:D stack:0 pid:4546 tgid:4546 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.988579][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.988650][ T32] Call trace: [ 1334.988684][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1334.988732][ T32] r10:8291a684 r9:eaf89d84 r8:00000002 r7:60000113 r6:eaf89d8c r5:853d1800 [ 1334.988755][ T32] r4:853d1800 [ 1334.988776][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1334.988838][ T32] r5:853d1800 r4:8291a680 [ 1334.988861][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.988901][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.988967][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf89e08 [ 1334.988993][ T32] r4:00000000 [ 1334.989036][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1334.989075][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.989109][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.989165][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85395440 [ 1334.989191][ T32] r4:00000000 [ 1334.989211][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.989255][ T32] r9:83018005 r8:853d1800 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1334.989275][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.989323][ T32] r5:00001000 r4:ead45000 [ 1334.989344][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.989384][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.989426][ T32] r5:8530978c r4:85309400 [ 1334.989446][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.989490][ T32] r7:dddced80 r6:83018000 r5:8530978c r4:8534a580 [ 1334.989511][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.989556][ T32] r10:61c88647 r9:853d1800 r8:8534a5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1334.989664][ T32] r10:00000000 r9:8534a580 r8:80287e08 r7:eaf61e60 r6:85391080 r5:853d1800 ** 7 printk messages dropped ** [ 1334.989913][ T32] r4:85395140 ** 5 printk messages dropped ** [ 1335.019674][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 ** 5 printk messages dropped ** [ 1335.019988][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff ** 5 printk messages dropped ** [ 1335.020240][ T32] r4:e0501dc0 ** 6 printk messages dropped ** [ 1335.031259][ T32] r5:00001000 r4:e0315000 ** 4 printk messages dropped ** [ 1335.031509][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 ** 7 printk messages dropped ** [ 1335.031939][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) ** 6 printk messages dropped ** [ 1335.032394][ T32] INFO: task kworker/0:482:4548 blocked for more than 461 seconds. ** 7 printk messages dropped ** [ 1335.032889][ T32] r4:853d0000 ** 4 printk messages dropped ** [ 1335.033076][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf91e08 ** 5 printk messages dropped ** [ 1335.033616][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.033807][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.033861][ T32] r5:85309f8c r4:85309c00 ** 1 printk messages dropped ** [ 1335.033931][ T32] r7:dddced80 r6:83018000 r5:85309f8c r4:8534a680 ** 2 printk messages dropped ** [ 1335.034045][ T32] r4:8534a680 ** 4 printk messages dropped ** [ 1335.034320][ T32] Exception stack(0xeaf91fb0 to 0xeaf91ff8) ** 6 printk messages dropped ** [ 1335.035002][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1335.035546][ T32] r5:80000013 r4:80239bb0 ** 4 printk messages dropped ** [ 1335.035870][ T32] r4:e0501dc0 ** 5 printk messages dropped ** [ 1335.036311][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1335.036840][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1335.037096][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.037125][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.037175][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.037207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.037231][ T32] r4:84bcf280 [ 1335.037252][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.037279][ T32] INFO: task kworker/0:483:4551 blocked for more than 461 seconds. [ 1335.037324][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.037379][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.037444][ T32] task:kworker/0:483 state:D stack:0 pid:4551 tgid:4551 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.037571][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.037663][ T32] Call trace: [ 1335.037800][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1335.037908][ T32] r10:8291a684 r9:eaf9dd84 r8:00000002 r7:60000013 r6:eaf9dd8c r5:853d3000 [ 1335.037959][ T32] r4:853d3000 [ 1335.038022][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1335.038114][ T32] r5:853d3000 r4:8291a680 [ 1335.038174][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.038263][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.038405][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf9de08 [ 1335.038474][ T32] r4:00000000 [ 1335.038521][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1335.038591][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.038654][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.038700][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85395580 [ 1335.038728][ T32] r4:00000000 [ 1335.038775][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.038871][ T32] r9:83018005 r8:853d3000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1335.038895][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.038938][ T32] r5:00001000 r4:ead53000 [ 1335.038958][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.039022][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.039102][ T32] r5:85309b8c r4:85309800 [ 1335.039146][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.039195][ T32] r7:dddced80 r6:83018000 r5:85309b8c r4:8534a700 [ 1335.039229][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.039288][ T32] r10:61c88647 r9:853d3000 r8:8534a72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.039329][ T32] r4:8534a700 [ 1335.039351][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.039397][ T32] r10:00000000 r9:8534a700 r8:80287e08 r7:eaf91e60 r6:85391200 r5:853d3000 [ 1335.039419][ T32] r4:00000001 [ 1335.039485][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.039524][ T32] Exception stack(0xeaf9dfb0 to 0xeaf9dff8) [ 1335.039578][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.039612][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.039662][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.039755][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.039782][ T32] r4:85395380 [ 1335.040059][ T32] INFO: task kworker/0:483:4551 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1335.040097][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.040212][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.040301][ T32] Call trace: [ 1335.053756][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.053920][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1335.053949][ T32] r4:00000000 [ 1335.053972][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.054017][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1335.054050][ T32] 1d20: c0530000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1335.054079][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1335.054118][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1335.054147][ T32] r5:80000013 r4:80239bb0 [ 1335.054195][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.054247][ T32] r4:82ac21e4 [ 1335.054269][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.054343][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1335.054372][ T32] r4:e0501dc0 [ 1335.054393][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.054438][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1335.054461][ T32] r4:00000000 [ 1335.054482][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.054530][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1335.054552][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.054620][ T32] r5:00001000 r4:e0315000 [ 1335.054645][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.054687][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.054730][ T32] r5:84b4cf8c r4:84b4cc00 [ 1335.054775][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.054828][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1335.054864][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.054916][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.054940][ T32] r4:84bc7780 [ 1335.054961][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.055008][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1335.055030][ T32] r4:00000001 [ 1335.055073][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.055136][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1335.055166][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.055253][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.055302][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.055433][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.055522][ T32] r4:84bcf280 [ 1335.055586][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.055654][ T32] INFO: task kworker/0:484:4553 blocked for more than 461 seconds. [ 1335.055724][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.055776][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.055826][ T32] task:kworker/0:484 state:D stack:0 pid:4553 tgid:4553 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.055945][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.056041][ T32] Call trace: [ 1335.056104][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1335.056200][ T32] r10:8291a684 r9:eafa5d84 r8:00000002 r7:60000113 r6:eafa5d8c r5:853d6000 [ 1335.056248][ T32] r4:853d6000 [ 1335.056299][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1335.056420][ T32] r5:853d6000 r4:8291a680 [ 1335.056463][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.056570][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.056636][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafa5e08 [ 1335.056659][ T32] r4:00000000 [ 1335.056720][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1335.056819][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.056899][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.056988][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853959c0 [ 1335.057056][ T32] r4:00000000 [ 1335.057135][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.057236][ T32] r9:83018005 r8:853d6000 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1335.057303][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.057400][ T32] r5:00001000 r4:eadbb000 [ 1335.057443][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.057525][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.057619][ T32] r5:8530a78c r4:8530a400 [ 1335.057698][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.057806][ T32] r7:dddced80 r6:83018000 r5:8530a78c r4:8534a600 [ 1335.057882][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.057981][ T32] r10:61c88647 r9:853d6000 r8:8534a62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.058036][ T32] r4:8534a600 [ 1335.058081][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.058167][ T32] r10:00000000 r9:8534a600 r8:80287e08 r7:eaf91e60 r6:853a5000 r5:853d6000 [ 1335.058219][ T32] r4:00000001 [ 1335.058261][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.058349][ T32] Exception stack(0xeafa5fb0 to 0xeafa5ff8) [ 1335.058407][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.058514][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.058586][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.058712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.058782][ T32] r4:853954c0 [ 1335.059508][ T32] INFO: task kworker/0:484:4553 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1335.059730][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.059940][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.060052][ T32] Call trace: [ 1335.060132][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.060260][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1335.060438][ T32] r4:00000000 [ 1335.087110][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.087206][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1335.087241][ T32] 1d20: c087c000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1335.087271][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1335.087304][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1335.087428][ T32] r5:80000013 r4:80239bb0 [ 1335.087537][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.087609][ T32] r4:82ac21e4 [ 1335.087664][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.087714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1335.087776][ T32] r4:e0501dc0 [ 1335.087800][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.087844][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1335.087866][ T32] r4:00000000 [ 1335.087887][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.087957][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1335.087984][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.088030][ T32] r5:00001000 r4:e0315000 [ 1335.088075][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.088121][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.088165][ T32] r5:84b4cf8c r4:84b4cc00 [ 1335.088184][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.088231][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1335.088276][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.088356][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.088381][ T32] r4:84bc7780 [ 1335.088406][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.088456][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1335.088479][ T32] r4:00000001 [ 1335.088516][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.088558][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1335.088586][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.088615][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.088736][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.088770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.088860][ T32] r4:84bcf280 [ 1335.088936][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.088970][ T32] INFO: task kworker/0:485:4555 blocked for more than 461 seconds. [ 1335.089025][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.089053][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.089076][ T32] task:kworker/0:485 state:D stack:0 pid:4555 tgid:4555 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.089210][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.089299][ T32] Call trace: [ 1335.089389][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1335.089443][ T32] r10:8291a684 r9:eaf41d84 r8:00000002 r7:60000113 r6:eaf41d8c r5:853d4800 [ 1335.089467][ T32] r4:853d4800 [ 1335.089489][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1335.089534][ T32] r5:853d4800 r4:8291a680 [ 1335.089580][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.089624][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.089667][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf41e08 [ 1335.089714][ T32] r4:00000000 [ 1335.089791][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1335.089831][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.089868][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.089909][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85395800 [ 1335.089931][ T32] r4:00000000 [ 1335.090041][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.090094][ T32] r9:83018005 r8:853d4800 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1335.090118][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.090161][ T32] r5:00001000 r4:ead6b000 [ 1335.090225][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.090343][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.090398][ T32] r5:8530a38c r4:8530a000 [ 1335.090446][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.104393][ T32] r7:dddced80 r6:83018000 r5:8530a38c r4:8534a800 [ 1335.104486][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.104671][ T32] r10:61c88647 r9:853d4800 r8:8534a82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.104762][ T32] r4:8534a800 [ 1335.104823][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.104945][ T32] r10:00000000 r9:8534a800 r8:80287e08 r7:eafa5e60 r6:853a5080 r5:853d4800 [ 1335.105012][ T32] r4:00000001 [ 1335.105072][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.105177][ T32] Exception stack(0xeaf41fb0 to 0xeaf41ff8) [ 1335.105267][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.105358][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.105418][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.105481][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.105507][ T32] r4:85395740 [ 1335.105946][ T32] INFO: task kworker/0:485:4555 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1335.105991][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.106101][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.106154][ T32] Call trace: [ 1335.106189][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.106247][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1335.106324][ T32] r4:00000000 [ 1335.106350][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.106439][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1335.106497][ T32] 1d20: c0c5b000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1335.106567][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1335.106601][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1335.106702][ T32] r5:80000013 r4:80239bb0 [ 1335.106733][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.106781][ T32] r4:82ac21e4 [ 1335.106828][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.106914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1335.106983][ T32] r4:e0501dc0 [ 1335.107026][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.107120][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1335.107170][ T32] r4:00000000 [ 1335.107234][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.107350][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1335.107418][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.107524][ T32] r5:00001000 r4:e0315000 [ 1335.107591][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.107688][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.107777][ T32] r5:84b4cf8c r4:84b4cc00 [ 1335.107823][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.107921][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1335.107968][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.108068][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.108124][ T32] r4:84bc7780 [ 1335.108174][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.108277][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1335.108369][ T32] r4:00000001 [ 1335.108417][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.108519][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1335.108570][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.108602][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.108642][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.108675][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.108698][ T32] r4:84bcf280 [ 1335.108722][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.108754][ T32] INFO: task kworker/1:229:4556 blocked for more than 461 seconds. [ 1335.108788][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.108814][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.108852][ T32] task:kworker/1:229 state:D stack:0 pid:4556 tgid:4556 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.108942][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.108989][ T32] Call trace: [ 1335.109041][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1335.109143][ T32] r10:8291a684 r9:eafa9d84 r8:00000002 r7:60000113 r6:eafa9d8c r5:853d3c00 [ 1335.109176][ T32] r4:853d3c00 [ 1335.109198][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1335.109243][ T32] r5:853d3c00 r4:8291a680 [ 1335.109263][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.109335][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.109383][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafa9e08 [ 1335.109408][ T32] r4:00000000 [ 1335.109428][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1335.109463][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.109497][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.109538][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545d280 [ 1335.109576][ T32] r4:00000000 [ 1335.109603][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.109649][ T32] r9:83018205 r8:853d3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1335.109695][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.109743][ T32] r5:00001000 r4:e86c5000 [ 1335.109766][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.109830][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.109900][ T32] r5:853c578c r4:853c5400 [ 1335.109923][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.109974][ T32] r7:ddde2d80 r6:83018200 r5:853c578c r4:853a5200 [ 1335.109998][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.110046][ T32] r10:61c88647 r9:853d3c00 r8:853a522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.110117][ T32] r4:853a5200 [ 1335.110236][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.110285][ T32] r10:00000000 r9:853a5200 r8:80287e08 r7:eaf31e60 r6:853a5100 r5:853d3c00 [ 1335.110317][ T32] r4:00000001 [ 1335.110360][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.110406][ T32] Exception stack(0xeafa9fb0 to 0xeafa9ff8) [ 1335.110435][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.110485][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.121067][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.121127][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.121156][ T32] r4:85392e80 [ 1335.121572][ T32] INFO: task kworker/1:229:4556 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1335.121615][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.121714][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.121838][ T32] Call trace: [ 1335.121878][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.121944][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1335.121970][ T32] r4:00000000 [ 1335.122014][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.122064][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1335.122094][ T32] 1d20: c0cb5000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1335.122149][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1335.122199][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1335.122228][ T32] r5:80000013 r4:80239bb0 [ 1335.122250][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.122306][ T32] r4:82ac21e4 [ 1335.122327][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.122371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1335.122395][ T32] r4:e0501dc0 [ 1335.122415][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.122459][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1335.122481][ T32] r4:00000000 [ 1335.122548][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.122600][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1335.122671][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.122719][ T32] r5:00001000 r4:e0315000 [ 1335.122765][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.122857][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.122927][ T32] r5:84b4cf8c r4:84b4cc00 [ 1335.122952][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.123002][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1335.123025][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.123096][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.123125][ T32] r4:84bc7780 [ 1335.123146][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.123213][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1335.123297][ T32] r4:00000001 [ 1335.123321][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.123383][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1335.123460][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.123493][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.123523][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.123626][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.123663][ T32] r4:84bcf280 [ 1335.123732][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.123764][ T32] INFO: task kworker/0:486:4559 blocked for more than 461 seconds. [ 1335.123798][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.123828][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.123851][ T32] task:kworker/0:486 state:D stack:0 pid:4559 tgid:4559 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.123945][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.123993][ T32] Call trace: [ 1335.124087][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1335.124196][ T32] r10:8291a684 r9:eafb1d84 r8:00000002 r7:60000113 r6:eafb1d8c r5:853d5400 [ 1335.124224][ T32] r4:853d5400 [ 1335.124269][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1335.124323][ T32] r5:853d5400 r4:8291a680 [ 1335.124397][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.124441][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.124485][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafb1e08 [ 1335.124508][ T32] r4:00000000 [ 1335.124526][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1335.124611][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.124698][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.124746][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85395b00 [ 1335.124819][ T32] r4:00000000 [ 1335.124854][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.124902][ T32] r9:83018005 r8:853d5400 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1335.124925][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.125038][ T32] r5:00001000 r4:eae71000 [ 1335.125062][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.125151][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.125210][ T32] r5:8530ab8c r4:8530a800 [ 1335.125234][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.125281][ T32] r7:dddced80 r6:83018000 r5:8530ab8c r4:8534a880 [ 1335.125354][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.125405][ T32] r10:61c88647 r9:853d5400 r8:8534a8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.125457][ T32] r4:8534a880 [ 1335.125532][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.125698][ T32] r10:00000000 r9:8534a880 r8:80287e08 r7:eafa5e60 r6:853a5180 r5:853d5400 [ 1335.125764][ T32] r4:00000001 [ 1335.125826][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.125935][ T32] Exception stack(0xeafb1fb0 to 0xeafb1ff8) [ 1335.126007][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.126082][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.126145][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.126204][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.126253][ T32] r4:85395980 [ 1335.126753][ T32] INFO: task kworker/0:486:4559 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1335.126840][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.127022][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.127119][ T32] Call trace: [ 1335.127184][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.127381][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1335.127453][ T32] r4:00000000 [ 1335.127499][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.127585][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1335.127652][ T32] 1d20: c0cb5000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1335.127693][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1335.127719][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1335.127742][ T32] r5:80000013 r4:80239bb0 [ 1335.127766][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.127828][ T32] r4:82ac21e4 [ 1335.127854][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.127898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1335.127921][ T32] r4:e0501dc0 [ 1335.127939][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.128047][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1335.128074][ T32] r4:00000000 [ 1335.128093][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.128140][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1335.128160][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.128204][ T32] r5:00001000 r4:e0315000 [ 1335.128225][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.128264][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.128312][ T32] r5:84b4cf8c r4:84b4cc00 [ 1335.128360][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.128411][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1335.128432][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.128479][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.128502][ T32] r4:84bc7780 [ 1335.128534][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.128638][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1335.128665][ T32] r4:00000001 [ 1335.128685][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.128744][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1335.128797][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.128830][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.128894][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.128932][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.128957][ T32] r4:84bcf280 [ 1335.128977][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.129017][ T32] INFO: task kworker/0:487:4562 blocked for more than 461 seconds. [ 1335.129063][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.129104][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.129131][ T32] task:kworker/0:487 state:D stack:0 pid:4562 tgid:4562 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.129207][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.129469][ T32] Call trace: [ 1335.129573][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1335.129709][ T32] r10:8291a684 r9:eafc5d84 r8:00000002 r7:60000113 r6:eafc5d8c r5:853d8c00 [ 1335.129820][ T32] r4:853d8c00 [ 1335.129902][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1335.130000][ T32] r5:853d8c00 r4:8291a680 [ 1335.130063][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.130150][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.130241][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafc5e08 [ 1335.130313][ T32] r4:00000000 [ 1335.130377][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1335.161129][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.161284][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.161360][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85395b80 [ 1335.161391][ T32] r4:00000000 [ 1335.161413][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.161463][ T32] r9:83018005 r8:853d8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1335.161485][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.161551][ T32] r5:00001000 r4:eafb7000 [ 1335.161584][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.161627][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.161698][ T32] r5:8530af8c r4:8530ac00 [ 1335.161724][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.161775][ T32] r7:dddced80 r6:83018000 r5:8530af8c r4:8534a900 [ 1335.161837][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.161891][ T32] r10:61c88647 r9:853d8c00 r8:8534a92c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.161963][ T32] r4:8534a900 [ 1335.161986][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.162035][ T32] r10:00000000 r9:8534a900 r8:80287e08 r7:eafb1e60 r6:853a5280 r5:853d8c00 [ 1335.162078][ T32] r4:00000001 [ 1335.162151][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.162226][ T32] Exception stack(0xeafc5fb0 to 0xeafc5ff8) [ 1335.162261][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.162298][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.162325][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.162355][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.162450][ T32] r4:85395a40 [ 1335.162930][ T32] INFO: task kworker/0:487:4562 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1335.162984][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.163057][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.163162][ T32] Call trace: [ 1335.163247][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.163310][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1335.163432][ T32] r4:00000000 [ 1335.163457][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.163500][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1335.163528][ T32] 1d20: c12a4000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1335.163576][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1335.163605][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1335.163629][ T32] r5:80000013 r4:80239bb0 [ 1335.163651][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.163692][ T32] r4:82ac21e4 [ 1335.163742][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.163788][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1335.163811][ T32] r4:e0501dc0 [ 1335.163833][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.163874][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1335.163898][ T32] r4:00000000 [ 1335.163918][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.163963][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1335.163984][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.164031][ T32] r5:00001000 r4:e0315000 [ 1335.164088][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.164132][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.164175][ T32] r5:84b4cf8c r4:84b4cc00 [ 1335.164200][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.164248][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1335.164269][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.164396][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.164430][ T32] r4:84bc7780 [ 1335.164450][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.164500][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1335.164523][ T32] r4:00000001 [ 1335.164544][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.164630][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1335.164739][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.164815][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.164880][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.164913][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.164935][ T32] r4:84bcf280 [ 1335.164981][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.165029][ T32] INFO: task kworker/0:488:4563 blocked for more than 461 seconds. [ 1335.165088][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.165117][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.165143][ T32] task:kworker/0:488 state:D stack:0 pid:4563 tgid:4563 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.165194][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.165270][ T32] Call trace: [ 1335.165335][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1335.165413][ T32] r10:8291a684 r9:eafc9d84 r8:00000002 r7:60000113 r6:eafc9d8c r5:853d9800 [ 1335.165465][ T32] r4:853d9800 [ 1335.165491][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1335.165569][ T32] r5:853d9800 r4:8291a680 [ 1335.165619][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.165730][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.165781][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafc9e08 [ 1335.165807][ T32] r4:00000000 [ 1335.165827][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1335.165862][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.165896][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.165962][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85395d40 [ 1335.166013][ T32] r4:00000000 [ 1335.166060][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.166123][ T32] r9:83018005 r8:853d9800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1335.166199][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.166295][ T32] r5:00001000 r4:eafbd000 [ 1335.166322][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.166387][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.166433][ T32] r5:8530b38c r4:8530b000 [ 1335.166453][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.166500][ T32] r7:dddced80 r6:83018000 r5:8530b38c r4:8534a400 [ 1335.166520][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.166577][ T32] r10:61c88647 r9:853d9800 r8:8534a42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.166603][ T32] r4:8534a400 [ 1335.166646][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.166694][ T32] r10:00000000 r9:8534a400 r8:80287e08 r7:eafc5e60 r6:853a5300 r5:853d9800 [ 1335.166719][ T32] r4:00000001 [ 1335.166737][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.166797][ T32] Exception stack(0xeafc9fb0 to 0xeafc9ff8) [ 1335.166837][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.166869][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.166902][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.166932][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.166954][ T32] r4:85395a40 [ 1335.167245][ T32] INFO: task kworker/0:488:4563 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1335.167284][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.167355][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.167401][ T32] Call trace: [ 1335.167431][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.167490][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1335.167514][ T32] r4:00000000 [ 1335.167534][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.167613][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1335.167650][ T32] 1d20: c12a4000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1335.167680][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1335.167705][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1335.167729][ T32] r5:80000013 r4:80239bb0 [ 1335.167750][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.167837][ T32] r4:82ac21e4 [ 1335.167901][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.167997][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1335.168049][ T32] r4:e0501dc0 [ 1335.168071][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.168120][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1335.168156][ T32] r4:00000000 [ 1335.168212][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.168261][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1335.168354][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.168452][ T32] r5:00001000 r4:e0315000 [ 1335.168479][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.168526][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.168592][ T32] r5:84b4cf8c r4:84b4cc00 [ 1335.168616][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.168665][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1335.168686][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.168734][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.168756][ T32] r4:84bc7780 [ 1335.168775][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.168846][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1335.168872][ T32] r4:00000001 [ 1335.168891][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.168926][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1335.169019][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.169051][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.169078][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.169106][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.169128][ T32] r4:84bcf280 [ 1335.169174][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.169225][ T32] INFO: task kworker/0:489:4565 blocked for more than 461 seconds. [ 1335.169281][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.169339][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.169363][ T32] task:kworker/0:489 state:D stack:0 pid:4565 tgid:4565 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.169413][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.169453][ T32] Call trace: [ 1335.169506][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1335.169584][ T32] r10:8291a684 r9:eafd5d84 r8:00000002 r7:60000013 r6:eafd5d8c r5:853db000 [ 1335.169610][ T32] r4:853db000 [ 1335.169655][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1335.169702][ T32] r5:853db000 r4:8291a680 [ 1335.169746][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.169804][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.169854][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafd5e08 [ 1335.169879][ T32] r4:00000000 [ 1335.170004][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1335.170042][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.170100][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.170146][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b1380 [ 1335.170170][ T32] r4:00000000 [ 1335.170190][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.170235][ T32] r9:83018005 r8:853db000 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 1335.170257][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.170310][ T32] r5:00001000 r4:eb02b000 [ 1335.170357][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.170486][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.193816][ T32] r5:8530cf8c r4:8530cc00 [ 1335.193865][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.193965][ T32] r7:dddced80 r6:83018000 r5:8530cf8c r4:8534a980 [ 1335.193994][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.194048][ T32] r10:61c88647 r9:853db000 r8:8534a9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.194091][ T32] r4:8534a980 [ 1335.194142][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.194202][ T32] r10:00000000 r9:8534a980 r8:80287e08 r7:eafc9e60 r6:853a5380 r5:853db000 [ 1335.194241][ T32] r4:00000001 [ 1335.194266][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.194313][ T32] Exception stack(0xeafd5fb0 to 0xeafd5ff8) [ 1335.194377][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.194416][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.194499][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.194536][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.194568][ T32] r4:85395c80 [ 1335.194985][ T32] INFO: task kworker/0:489:4565 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1335.195028][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.195134][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.195228][ T32] Call trace: [ 1335.195261][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.195329][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1335.195353][ T32] r4:00000000 [ 1335.195388][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.195452][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1335.195482][ T32] 1d20: c15e5000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1335.195510][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1335.195536][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1335.195572][ T32] r5:80000013 r4:80239bb0 [ 1335.195596][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.195639][ T32] r4:82ac21e4 [ 1335.195732][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.195814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1335.195929][ T32] r4:e0501dc0 [ 1335.195999][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.196056][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1335.196081][ T32] r4:00000000 [ 1335.196127][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.196207][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1335.196258][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.196314][ T32] r5:00001000 r4:e0315000 [ 1335.196414][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.196463][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.196508][ T32] r5:84b4cf8c r4:84b4cc00 [ 1335.196528][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.196585][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1335.196608][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.196656][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.196691][ T32] r4:84bc7780 [ 1335.196714][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.196769][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1335.196794][ T32] r4:00000001 [ 1335.196966][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.197005][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1335.197034][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.197089][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.197214][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.197246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.197270][ T32] r4:84bcf280 [ 1335.197325][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.197380][ T32] INFO: task kworker/0:490:4566 blocked for more than 461 seconds. [ 1335.197417][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.197444][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.197488][ T32] task:kworker/0:490 state:D stack:0 pid:4566 tgid:4566 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.197581][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.197633][ T32] Call trace: [ 1335.197739][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1335.197793][ T32] r10:8291a684 r9:eafe1d84 r8:00000002 r7:60000113 r6:eafe1d8c r5:853dbc00 [ 1335.197840][ T32] r4:853dbc00 [ 1335.197893][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1335.197945][ T32] r5:853dbc00 r4:8291a680 [ 1335.197966][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.198031][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.198089][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafe1e08 [ 1335.198145][ T32] r4:00000000 [ 1335.198193][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1335.198297][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.198393][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.198482][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85395ec0 [ 1335.198533][ T32] r4:00000000 [ 1335.198583][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.198679][ T32] r9:83018005 r8:853dbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1335.198741][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.198793][ T32] r5:00001000 r4:eafd7000 [ 1335.198863][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.198924][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.198994][ T32] r5:8530b78c r4:8530b400 [ 1335.199019][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.199067][ T32] r7:dddced80 r6:83018000 r5:8530b78c r4:8534aa80 [ 1335.199112][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.199163][ T32] r10:61c88647 r9:853dbc00 r8:8534aaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.199187][ T32] r4:8534aa80 [ 1335.199222][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.199272][ T32] r10:00000000 r9:8534aa80 r8:80287e08 r7:eafd5e60 r6:853a5400 r5:853dbc00 [ 1335.199304][ T32] r4:00000001 [ 1335.199324][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.199388][ T32] Exception stack(0xeafe1fb0 to 0xeafe1ff8) [ 1335.199420][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.199449][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.199474][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.199504][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.199569][ T32] r4:85395c80 [ 1335.199854][ T32] INFO: task kworker/0:490:4566 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1335.199891][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.199957][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.200023][ T32] Call trace: [ 1335.200057][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.200124][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1335.200202][ T32] r4:00000000 [ 1335.200226][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.200278][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1335.200353][ T32] 1d20: c15e5000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1335.200406][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1335.200473][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1335.215640][ T32] r5:80000013 r4:80239bb0 [ 1335.215690][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.215830][ T32] r4:82ac21e4 [ 1335.215857][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.215907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1335.215957][ T32] r4:e0501dc0 [ 1335.216006][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.216080][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1335.216106][ T32] r4:00000000 [ 1335.216152][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.216228][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1335.216261][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.216316][ T32] r5:00001000 r4:e0315000 [ 1335.216378][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.216425][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.216541][ T32] r5:84b4cf8c r4:84b4cc00 [ 1335.216567][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.216642][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1335.216698][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.216815][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.216862][ T32] r4:84bc7780 [ 1335.216885][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.216938][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1335.216962][ T32] r4:00000001 [ 1335.217012][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.217054][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1335.217087][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.217121][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.217198][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.217243][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.217268][ T32] r4:84bcf280 [ 1335.217300][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.217343][ T32] INFO: task kworker/0:491:4568 blocked for more than 461 seconds. [ 1335.217404][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.217457][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.217554][ T32] task:kworker/0:491 state:D stack:0 pid:4568 tgid:4568 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.217672][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.217768][ T32] Call trace: [ 1335.217876][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1335.217931][ T32] r10:8291a684 r9:eafe9d84 r8:00000002 r7:60000013 r6:eafe9d8c r5:853dc800 [ 1335.217955][ T32] r4:853dc800 [ 1335.217976][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1335.218019][ T32] r5:853dc800 r4:8291a680 [ 1335.218039][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.218078][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.218144][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafe9e08 [ 1335.218172][ T32] r4:00000000 [ 1335.218217][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1335.218256][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.218366][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.218441][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85392500 [ 1335.218489][ T32] r4:00000000 [ 1335.218545][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.218593][ T32] r9:83018005 r8:853dc800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [ 1335.218650][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.218730][ T32] r5:00001000 r4:eafdd000 [ 1335.218876][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.218920][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.218988][ T32] r5:8530bb8c r4:8530b800 [ 1335.219060][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.219109][ T32] r7:dddced80 r6:83018000 r5:8530bb8c r4:8534ab00 [ 1335.219203][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.219327][ T32] r10:61c88647 r9:853dc800 r8:8534ab2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.219355][ T32] r4:8534ab00 [ 1335.219376][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.219421][ T32] r10:00000000 r9:8534ab00 r8:80287e08 r7:eafd5e60 r6:853a5480 r5:853dc800 [ 1335.219460][ T32] r4:00000001 [ 1335.219505][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.219592][ T32] Exception stack(0xeafe9fb0 to 0xeafe9ff8) [ 1335.219650][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.219730][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.219834][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.219866][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.219936][ T32] r4:85395e80 [ 1335.220376][ T32] INFO: task kworker/0:491:4568 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1335.220443][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.220632][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.238670][ T32] Call trace: [ 1335.238725][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.238803][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1335.238837][ T32] r4:00000000 [ 1335.238862][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.238928][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1335.238969][ T32] 1d20: c1b0e000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1335.238999][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1335.239033][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1335.239080][ T32] r5:80000013 r4:80239bb0 [ 1335.239105][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.239170][ T32] r4:82ac21e4 [ 1335.239199][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.239252][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1335.239300][ T32] r4:e0501dc0 [ 1335.239343][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.239411][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1335.239437][ T32] r4:00000000 [ 1335.239472][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.239523][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1335.239564][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.239642][ T32] r5:00001000 r4:e0315000 [ 1335.239689][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.239733][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.239776][ T32] r5:84b4cf8c r4:84b4cc00 [ 1335.239796][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.239843][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1335.239887][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.239965][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.240012][ T32] r4:84bc7780 [ 1335.240034][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.240082][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1335.240113][ T32] r4:00000001 [ 1335.240188][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.240258][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1335.240287][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.240315][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.240383][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.240437][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.244601][ T32] r4:84bcf280 [ 1335.244663][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.244698][ T32] INFO: task kworker/0:492:4570 blocked for more than 461 seconds. [ 1335.244732][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.244756][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.244779][ T32] task:kworker/0:492 state:D stack:0 pid:4570 tgid:4570 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.244835][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.244894][ T32] Call trace: [ 1335.244944][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1335.245000][ T32] r10:8291a684 r9:eaff5d84 r8:00000002 r7:60000113 r6:eaff5d8c r5:853d8000 [ 1335.245044][ T32] r4:853d8000 [ 1335.245088][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1335.245159][ T32] r5:853d8000 r4:8291a680 [ 1335.245206][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.245255][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.245298][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaff5e08 [ 1335.245323][ T32] r4:00000000 [ 1335.245378][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1335.245418][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.245458][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.245553][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85395600 [ 1335.245654][ T32] r4:00000000 [ 1335.245709][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.245807][ T32] r9:83018005 r8:853d8000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 1335.245876][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.245969][ T32] r5:00001000 r4:eaff7000 [ 1335.246017][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.246100][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.246187][ T32] r5:8530bf8c r4:8530bc00 [ 1335.246247][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.246350][ T32] r7:dddced80 r6:83018000 r5:8530bf8c r4:8534a780 [ 1335.246403][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.246460][ T32] r10:61c88647 r9:853d8000 r8:8534a7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.246482][ T32] r4:8534a780 [ 1335.246529][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.246640][ T32] r10:00000000 r9:8534a780 r8:80287e08 r7:eafd5e60 r6:853a5500 r5:853d8000 [ 1335.246691][ T32] r4:00000001 [ 1335.246762][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.246848][ T32] Exception stack(0xeaff5fb0 to 0xeaff5ff8) [ 1335.246917][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.246983][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.247047][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.247106][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.247157][ T32] r4:85392780 [ 1335.247897][ T32] INFO: task kworker/0:492:4570 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1335.247984][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.248068][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.248192][ T32] Call trace: [ 1335.248289][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.248477][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1335.248535][ T32] r4:00000000 [ 1335.248588][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.248674][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1335.248736][ T32] 1d20: c1b0e000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1335.248799][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1335.248871][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1335.248985][ T32] r5:80000013 r4:80239bb0 [ 1335.249040][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.249129][ T32] r4:82ac21e4 [ 1335.249176][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.249266][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1335.249334][ T32] r4:e0501dc0 [ 1335.249383][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.249476][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1335.249551][ T32] r4:00000000 [ 1335.249609][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.249700][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1335.249746][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.249801][ T32] r5:00001000 r4:e0315000 [ 1335.249822][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.249861][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.249924][ T32] r5:84b4cf8c r4:84b4cc00 [ 1335.249968][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.250017][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1335.250060][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.250110][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.250134][ T32] r4:84bc7780 [ 1335.250152][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.250197][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1335.250254][ T32] r4:00000001 [ 1335.250296][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.250335][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1335.250387][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.264812][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.264881][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.264938][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.264967][ T32] r4:84bcf280 [ 1335.265011][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.265042][ T32] INFO: task kworker/0:493:4573 blocked for more than 461 seconds. [ 1335.265075][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.265100][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.265164][ T32] task:kworker/0:493 state:D stack:0 pid:4573 tgid:4573 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.265228][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.265283][ T32] Call trace: [ 1335.265361][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1335.265419][ T32] r10:8291a684 r9:eb00dd84 r8:00000002 r7:60000113 r6:eb00dd8c r5:853dec00 [ 1335.265530][ T32] r4:853dec00 [ 1335.265582][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1335.265632][ T32] r5:853dec00 r4:8291a680 [ 1335.265652][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.265706][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.265752][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb00de08 [ 1335.265827][ T32] r4:00000000 [ 1335.265879][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1335.265956][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.266037][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.266127][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b1040 [ 1335.266206][ T32] r4:00000000 [ 1335.266261][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.266359][ T32] r9:83018005 r8:853dec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 [ 1335.266406][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.266486][ T32] r5:00001000 r4:eaffd000 [ 1335.266531][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.266625][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.266715][ T32] r5:8530c38c r4:8530c000 [ 1335.266760][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.266873][ T32] r7:dddced80 r6:83018000 r5:8530c38c r4:8534ac00 [ 1335.266955][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.267059][ T32] r10:61c88647 r9:853dec00 r8:8534ac2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.267110][ T32] r4:8534ac00 [ 1335.267155][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.267303][ T32] r10:00000000 r9:8534ac00 r8:80287e08 r7:eafd5e60 r6:853a5580 r5:853dec00 [ 1335.267368][ T32] r4:00000001 [ 1335.267445][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.267540][ T32] Exception stack(0xeb00dfb0 to 0xeb00dff8) [ 1335.267607][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.267668][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.267732][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.267866][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.267958][ T32] r4:853b1000 [ 1335.268702][ T32] INFO: task kworker/0:493:4573 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1335.268790][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.268936][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.269035][ T32] Call trace: [ 1335.269138][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.269328][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1335.269389][ T32] r4:00000000 [ 1335.269452][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.269627][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1335.269746][ T32] 1d20: c1e1d000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1335.269860][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1335.269933][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1335.269989][ T32] r5:80000013 r4:80239bb0 [ 1335.270078][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.270191][ T32] r4:82ac21e4 [ 1335.270242][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.270339][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1335.270394][ T32] r4:e0501dc0 [ 1335.270462][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.288239][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1335.288352][ T32] r4:00000000 [ 1335.288422][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.288592][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1335.288706][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.288759][ T32] r5:00001000 r4:e0315000 [ 1335.288780][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.288821][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.288864][ T32] r5:84b4cf8c r4:84b4cc00 [ 1335.288884][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.288937][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1335.288969][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.289018][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.289040][ T32] r4:84bc7780 [ 1335.289060][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.289525][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1335.289553][ T32] r4:00000001 [ 1335.289574][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.289614][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1335.289657][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.289689][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.289716][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.289762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.289788][ T32] r4:84bcf280 [ 1335.289812][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.290066][ T32] INFO: task kworker/0:494:4574 blocked for more than 461 seconds. [ 1335.290105][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.290179][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.290294][ T32] task:kworker/0:494 state:D stack:0 pid:4574 tgid:4574 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.304677][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.304771][ T32] Call trace: [ 1335.304828][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1335.304898][ T32] r10:8291a684 r9:eb011d84 r8:00000002 r7:60000113 r6:eb011d8c r5:853da400 [ 1335.304923][ T32] r4:853da400 [ 1335.304944][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1335.304989][ T32] r5:853da400 r4:8291a680 [ 1335.305009][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.305166][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.305215][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb011e08 [ 1335.305239][ T32] r4:00000000 [ 1335.305259][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1335.305293][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.305343][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.305388][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b1200 [ 1335.305411][ T32] r4:00000000 [ 1335.305444][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.305509][ T32] r9:83018005 r8:853da400 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1335.305582][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.305649][ T32] r5:00001000 r4:eb013000 [ 1335.305673][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.305715][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.305758][ T32] r5:8530c78c r4:8530c400 [ 1335.305778][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.305841][ T32] r7:dddced80 r6:83018000 r5:8530c78c r4:8534ab80 [ 1335.305867][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.305917][ T32] r10:61c88647 r9:853da400 r8:8534abac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.305940][ T32] r4:8534ab80 [ 1335.305960][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.306006][ T32] r10:00000000 r9:8534ab80 r8:80287e08 r7:eafd5e60 r6:853a5600 r5:853da400 [ 1335.306029][ T32] r4:00000001 [ 1335.306048][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.306087][ T32] Exception stack(0xeb011fb0 to 0xeb011ff8) [ 1335.306129][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.306161][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.306188][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.306216][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.306245][ T32] r4:853b1000 [ 1335.306664][ T32] INFO: task kworker/0:494:4574 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1335.306707][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.306796][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.306858][ T32] Call trace: [ 1335.306893][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.306952][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1335.306982][ T32] r4:00000000 [ 1335.307004][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.307049][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1335.307102][ T32] 1d20: c2459000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1335.307135][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1335.307177][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1335.307205][ T32] r5:80000013 r4:80239bb0 [ 1335.307227][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.307269][ T32] r4:82ac21e4 [ 1335.307289][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.307358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1335.307382][ T32] r4:e0501dc0 [ 1335.307400][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.307454][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1335.307481][ T32] r4:00000000 [ 1335.307502][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.307577][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1335.307607][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.307656][ T32] r5:00001000 r4:e0315000 [ 1335.307676][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.307716][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.307758][ T32] r5:84b4cf8c r4:84b4cc00 [ 1335.307778][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.307824][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1335.307845][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.307891][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.307913][ T32] r4:84bc7780 [ 1335.307980][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.308149][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1335.308196][ T32] r4:00000001 [ 1335.308219][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.308257][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1335.308400][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.308459][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.308514][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.308547][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.308570][ T32] r4:84bcf280 [ 1335.308616][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.308648][ T32] INFO: task kworker/0:495:4576 blocked for more than 461 seconds. [ 1335.308682][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.308708][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.308730][ T32] task:kworker/0:495 state:D stack:0 pid:4576 tgid:4576 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.308777][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.308819][ T32] Call trace: [ 1335.308849][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1335.308921][ T32] r10:8291a684 r9:eb025d84 r8:00000002 r7:60000113 r6:eb025d8c r5:853de000 [ 1335.308948][ T32] r4:853de000 [ 1335.309015][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1335.309063][ T32] r5:853de000 r4:8291a680 [ 1335.309084][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.309124][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.309166][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb025e08 [ 1335.309189][ T32] r4:00000000 [ 1335.309208][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1335.309244][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.309279][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.309332][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b1280 [ 1335.309368][ T32] r4:00000000 [ 1335.309392][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.309450][ T32] r9:83018005 r8:853de000 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [ 1335.309503][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.309548][ T32] r5:00001000 r4:eb019000 [ 1335.309569][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.309610][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.309652][ T32] r5:8530cb8c r4:8530c800 [ 1335.309672][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.309716][ T32] r7:dddced80 r6:83018000 r5:8530cb8c r4:8534ac80 [ 1335.309736][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.309806][ T32] r10:61c88647 r9:853de000 r8:8534acac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.309907][ T32] r4:8534ac80 [ 1335.309929][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.309977][ T32] r10:00000000 r9:8534ac80 r8:80287e08 r7:eafd5e60 r6:853a5680 r5:853de000 [ 1335.310001][ T32] r4:00000001 [ 1335.310145][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.310186][ T32] Exception stack(0xeb025fb0 to 0xeb025ff8) [ 1335.310214][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.310242][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.310291][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.310328][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.310351][ T32] r4:853b11c0 [ 1335.319182][ T32] INFO: task kworker/0:495:4576 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1335.319321][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.319402][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.319479][ T32] Call trace: [ 1335.319520][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.319582][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1335.319651][ T32] r4:00000000 [ 1335.319678][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.319722][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1335.319776][ T32] 1d20: c2459000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1335.319810][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1335.319836][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1335.319861][ T32] r5:80000013 r4:80239bb0 [ 1335.319883][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.319927][ T32] r4:82ac21e4 [ 1335.319948][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.319991][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1335.320014][ T32] r4:e0501dc0 [ 1335.320046][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.320092][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1335.320115][ T32] r4:00000000 [ 1335.320136][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.320193][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1335.320230][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.320278][ T32] r5:00001000 r4:e0315000 [ 1335.320314][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.320380][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.330796][ T32] r5:84b4cf8c r4:84b4cc00 [ 1335.330918][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.330998][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1335.331023][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.331101][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.331130][ T32] r4:84bc7780 [ 1335.331175][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.331228][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1335.331256][ T32] r4:00000001 [ 1335.331277][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.331321][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1335.331377][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.331411][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.331439][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.331468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.331567][ T32] r4:84bcf280 [ 1335.331595][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.331673][ T32] INFO: task kworker/0:496:4578 blocked for more than 461 seconds. [ 1335.331760][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.331839][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.331867][ T32] task:kworker/0:496 state:D stack:0 pid:4578 tgid:4578 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.331925][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.331986][ T32] Call trace: [ 1335.332048][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1335.332149][ T32] r10:8291a684 r9:eb035d84 r8:00000002 r7:60000013 r6:eb035d8c r5:853dd400 [ 1335.332201][ T32] r4:853dd400 [ 1335.332229][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1335.332277][ T32] r5:853dd400 r4:8291a680 [ 1335.332298][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.332394][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.332442][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb035e08 [ 1335.332466][ T32] r4:00000000 [ 1335.332511][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1335.332550][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.332617][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.332663][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b16c0 [ 1335.332735][ T32] r4:00000000 [ 1335.332759][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.332808][ T32] r9:83018005 r8:853dd400 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1335.332831][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.332874][ T32] r5:00001000 r4:dfa1f000 [ 1335.332918][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.332962][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.333005][ T32] r5:8530d78c r4:8530d400 [ 1335.333043][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.333120][ T32] r7:dddced80 r6:83018000 r5:8530d78c r4:8534ad00 [ 1335.333147][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.333195][ T32] r10:61c88647 r9:853dd400 r8:8534ad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.333218][ T32] r4:8534ad00 [ 1335.333237][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.333436][ T32] r10:00000000 r9:8534ad00 r8:80287e08 r7:eafd5e60 r6:853a5700 r5:853dd400 [ 1335.333556][ T32] r4:00000001 [ 1335.333603][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.333692][ T32] Exception stack(0xeb035fb0 to 0xeb035ff8) [ 1335.333764][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.333822][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.333924][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.333958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.333982][ T32] r4:853b1500 [ 1335.334399][ T32] INFO: task kworker/0:496:4578 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1335.334437][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.334556][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.334629][ T32] Call trace: [ 1335.334660][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.334712][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1335.334739][ T32] r4:00000000 [ 1335.334784][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.334851][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1335.334898][ T32] 1d20: c264d000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1335.334930][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1335.334967][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1335.334995][ T32] r5:80000013 r4:80239bb0 [ 1335.335016][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.335059][ T32] r4:82ac21e4 [ 1335.335080][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.335123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1335.335145][ T32] r4:e0501dc0 [ 1335.335202][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.335271][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1335.335297][ T32] r4:00000000 [ 1335.335328][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.335446][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1335.335474][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.335519][ T32] r5:00001000 r4:e0315000 [ 1335.335540][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.335579][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.335621][ T32] r5:84b4cf8c r4:84b4cc00 [ 1335.335641][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.335689][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1335.335710][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.335756][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.335780][ T32] r4:84bc7780 [ 1335.335823][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.335873][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1335.335908][ T32] r4:00000001 [ 1335.335930][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.335970][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1335.335997][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.336038][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.336091][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.336123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.336147][ T32] r4:84bcf280 [ 1335.336166][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.336191][ T32] INFO: task kworker/0:497:4580 blocked for more than 461 seconds. [ 1335.336219][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.336243][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.336264][ T32] task:kworker/0:497 state:D stack:0 pid:4580 tgid:4580 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.336372][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.336415][ T32] Call trace: [ 1335.336472][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1335.336547][ T32] r10:8291a684 r9:eb045d84 r8:00000002 r7:60000113 r6:eb045d8c r5:853e0c00 [ 1335.336573][ T32] r4:853e0c00 [ 1335.336594][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1335.336660][ T32] r5:853e0c00 r4:8291a680 [ 1335.336683][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.336748][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.336795][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb045e08 [ 1335.336841][ T32] r4:00000000 [ 1335.336863][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1335.336901][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.336936][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.336976][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b1580 [ 1335.336998][ T32] r4:00000000 [ 1335.337018][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.337085][ T32] r9:83018005 r8:853e0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 [ 1335.337122][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.337167][ T32] r5:00001000 r4:eb031000 [ 1335.337187][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.337226][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.337298][ T32] r5:8530d38c r4:8530d000 [ 1335.337326][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.337375][ T32] r7:dddced80 r6:83018000 r5:8530d38c r4:8534ae00 [ 1335.337396][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.337444][ T32] r10:61c88647 r9:853e0c00 r8:8534ae2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.337484][ T32] r4:8534ae00 [ 1335.337507][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.337554][ T32] r10:00000000 r9:8534ae00 r8:80287e08 r7:eb035e60 r6:853a5780 r5:853e0c00 [ 1335.337576][ T32] r4:00000001 [ 1335.337595][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.337634][ T32] Exception stack(0xeb045fb0 to 0xeb045ff8) [ 1335.337660][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.337688][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.337716][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.337745][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.337770][ T32] r4:853b13c0 [ 1335.338038][ T32] INFO: task kworker/0:497:4580 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1335.338098][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.338218][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.338263][ T32] Call trace: [ 1335.338293][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.338395][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1335.338448][ T32] r4:00000000 [ 1335.338471][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.338511][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1335.338540][ T32] 1d20: c264d000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1335.338579][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1335.338625][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1335.338668][ T32] r5:80000013 r4:80239bb0 [ 1335.338692][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.338745][ T32] r4:82ac21e4 [ 1335.338768][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.338812][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1335.338835][ T32] r4:e0501dc0 [ 1335.338854][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.338908][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1335.338934][ T32] r4:00000000 [ 1335.338967][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.339016][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1335.339039][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.339104][ T32] r5:00001000 r4:e0315000 [ 1335.339128][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.339169][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.339212][ T32] r5:84b4cf8c r4:84b4cc00 [ 1335.339237][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.339285][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1335.339311][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.339358][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.339381][ T32] r4:84bc7780 [ 1335.339400][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.339445][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1335.339468][ T32] r4:00000001 [ 1335.339486][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.339521][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1335.339548][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.339575][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.339601][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.339628][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.339650][ T32] r4:84bcf280 [ 1335.339670][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.339696][ T32] INFO: task kworker/0:498:4582 blocked for more than 461 seconds. [ 1335.339747][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.339795][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.339842][ T32] task:kworker/0:498 state:D stack:0 pid:4582 tgid:4582 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.339915][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.339985][ T32] Call trace: [ 1335.340029][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1335.340080][ T32] r10:8291a684 r9:eb049d84 r8:00000002 r7:60000013 r6:eb049d8c r5:853e1800 [ 1335.340104][ T32] r4:853e1800 [ 1335.340124][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1335.340168][ T32] r5:853e1800 r4:8291a680 [ 1335.340226][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.340270][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.340318][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb049e08 [ 1335.340359][ T32] r4:00000000 [ 1335.340379][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1335.340414][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.360942][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.361102][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b1940 [ 1335.361143][ T32] r4:00000000 [ 1335.361170][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.361229][ T32] r9:83018005 r8:853e1800 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1335.361253][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.361332][ T32] r5:00001000 r4:e0421000 [ 1335.361358][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.361400][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.361443][ T32] r5:8530df8c r4:8530dc00 [ 1335.361464][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.361510][ T32] r7:dddced80 r6:83018000 r5:8530df8c r4:8534ae80 [ 1335.361531][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.361579][ T32] r10:61c88647 r9:853e1800 r8:8534aeac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.361601][ T32] r4:8534ae80 [ 1335.361620][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.361666][ T32] r10:00000000 r9:8534ae80 r8:80287e08 r7:eb035e60 r6:853a5800 r5:853e1800 [ 1335.361715][ T32] r4:00000001 [ 1335.361741][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.361780][ T32] Exception stack(0xeb049fb0 to 0xeb049ff8) [ 1335.361836][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.361870][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.361902][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.361932][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.361956][ T32] r4:853b1540 [ 1335.362400][ T32] INFO: task kworker/0:498:4582 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1335.362442][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.362539][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.362620][ T32] Call trace: [ 1335.362654][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.362711][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1335.362734][ T32] r4:00000000 [ 1335.362754][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.362818][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1335.362853][ T32] 1d20: c2948000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1335.362885][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1335.362912][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1335.362935][ T32] r5:80000013 r4:80239bb0 [ 1335.362956][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.363002][ T32] r4:82ac21e4 [ 1335.363024][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.363072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1335.363098][ T32] r4:e0501dc0 [ 1335.363140][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.363185][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1335.363208][ T32] r4:00000000 [ 1335.363229][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.363275][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1335.363312][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.363360][ T32] r5:00001000 r4:e0315000 [ 1335.363403][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.363481][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.363528][ T32] r5:84b4cf8c r4:84b4cc00 [ 1335.363551][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.363622][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1335.363648][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.363695][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.363718][ T32] r4:84bc7780 [ 1335.363738][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.363784][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1335.363807][ T32] r4:00000001 [ 1335.363826][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.363861][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1335.363887][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.363918][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.363990][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.364028][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.364052][ T32] r4:84bcf280 [ 1335.364120][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.364156][ T32] INFO: task kworker/0:499:4584 blocked for more than 461 seconds. [ 1335.364238][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.364267][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.364290][ T32] task:kworker/0:499 state:D stack:0 pid:4584 tgid:4584 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.364365][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.364407][ T32] Call trace: [ 1335.364437][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1335.364501][ T32] r10:8291a684 r9:eb051d84 r8:00000002 r7:60000013 r6:eb051d8c r5:853e0000 [ 1335.364528][ T32] r4:853e0000 [ 1335.364549][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1335.364594][ T32] r5:853e0000 r4:8291a680 [ 1335.364653][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.364696][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.364762][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb051e08 [ 1335.364789][ T32] r4:00000000 [ 1335.364808][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1335.364849][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.364884][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.364925][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b1800 [ 1335.364971][ T32] r4:00000000 [ 1335.364995][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.365041][ T32] r9:83018005 r8:853e0000 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1335.365063][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.365116][ T32] r5:00001000 r4:dfbfb000 [ 1335.365139][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.365204][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.365250][ T32] r5:8530db8c r4:8530d800 [ 1335.365273][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.365349][ T32] r7:dddced80 r6:83018000 r5:8530db8c r4:8534ad80 [ 1335.365373][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.365481][ T32] r10:61c88647 r9:853e0000 r8:8534adac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.365510][ T32] r4:8534ad80 [ 1335.365531][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.365576][ T32] r10:00000000 r9:8534ad80 r8:80287e08 r7:eb049e60 r6:853a5880 r5:853e0000 [ 1335.365610][ T32] r4:00000001 [ 1335.365647][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.365712][ T32] Exception stack(0xeb051fb0 to 0xeb051ff8) [ 1335.365745][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.365775][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.365803][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.365883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.365946][ T32] r4:853b1600 [ 1335.366353][ T32] INFO: task kworker/0:499:4584 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1335.366401][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.366465][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.366512][ T32] Call trace: [ 1335.366572][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.366631][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1335.366656][ T32] r4:00000000 [ 1335.366681][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.366744][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1335.366800][ T32] 1d20: c2948000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1335.366835][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1335.366861][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1335.367023][ T32] r5:80000013 r4:80239bb0 [ 1335.367052][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.367120][ T32] r4:82ac21e4 [ 1335.367144][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.367189][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1335.367236][ T32] r4:e0501dc0 [ 1335.367262][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.367311][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1335.367335][ T32] r4:00000000 [ 1335.367355][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.367443][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1335.367481][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.367527][ T32] r5:00001000 r4:e0315000 [ 1335.367547][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.367587][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.367658][ T32] r5:84b4cf8c r4:84b4cc00 [ 1335.367738][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.367790][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1335.367818][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.367867][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.367936][ T32] r4:84bc7780 [ 1335.367959][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.368030][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1335.368057][ T32] r4:00000001 [ 1335.368078][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.368115][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1335.368165][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.368213][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.368243][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.368271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.368312][ T32] r4:84bcf280 [ 1335.368409][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.368440][ T32] INFO: task kworker/0:500:4586 blocked for more than 461 seconds. [ 1335.368469][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.368493][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.368514][ T32] task:kworker/0:500 state:D stack:0 pid:4586 tgid:4586 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.368572][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.368643][ T32] Call trace: [ 1335.368709][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1335.368770][ T32] r10:8291a684 r9:eb059d84 r8:00000002 r7:60000113 r6:eb059d8c r5:853e2400 [ 1335.368796][ T32] r4:853e2400 [ 1335.368817][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1335.368883][ T32] r5:853e2400 r4:8291a680 [ 1335.368906][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.368947][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.368991][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb059e08 [ 1335.369013][ T32] r4:00000000 [ 1335.369055][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1335.369095][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.369131][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.369177][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b1a80 [ 1335.369201][ T32] r4:00000000 [ 1335.369221][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.369264][ T32] r9:83018005 r8:853e2400 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1335.369327][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.369375][ T32] r5:00001000 r4:e052f000 [ 1335.369400][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.369440][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.369489][ T32] r5:8530e38c r4:8530e000 [ 1335.369532][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.369629][ T32] r7:dddced80 r6:83018000 r5:8530e38c r4:850f5e00 [ 1335.369676][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.369751][ T32] r10:61c88647 r9:853e2400 r8:850f5e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.369800][ T32] r4:850f5e00 [ 1335.369869][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.369919][ T32] r10:00000000 r9:850f5e00 r8:80287e08 r7:eb049e60 r6:853a5900 r5:853e2400 [ 1335.369943][ T32] r4:00000001 [ 1335.370008][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.370047][ T32] Exception stack(0xeb059fb0 to 0xeb059ff8) [ 1335.370098][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.370154][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.370183][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.370212][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.370244][ T32] r4:853b1740 [ 1335.401424][ T32] INFO: task kworker/0:500:4586 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1335.401644][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.401871][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.402029][ T32] Call trace: [ 1335.402121][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.402251][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1335.402349][ T32] r4:00000000 [ 1335.402408][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.402502][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1335.402564][ T32] 1d20: c2c4b000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1335.402597][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1335.402623][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1335.402648][ T32] r5:80000013 r4:80239bb0 [ 1335.402670][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.402715][ T32] r4:82ac21e4 [ 1335.402736][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.402779][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1335.402803][ T32] r4:e0501dc0 [ 1335.402839][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.402888][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1335.402910][ T32] r4:00000000 [ 1335.402955][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.403006][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1335.403028][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.403071][ T32] r5:00001000 r4:e0315000 [ 1335.403091][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.403130][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.403172][ T32] r5:84b4cf8c r4:84b4cc00 [ 1335.403192][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.403238][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1335.403260][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.403336][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.403363][ T32] r4:84bc7780 [ 1335.403384][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.403482][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1335.403532][ T32] r4:00000001 [ 1335.403577][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.403651][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1335.403708][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.403771][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.403837][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.403900][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.403953][ T32] r4:84bcf280 [ 1335.404021][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.404116][ T32] INFO: task kworker/0:501:4589 blocked for more than 461 seconds. [ 1335.404209][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.404269][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.404323][ T32] task:kworker/0:501 state:D stack:0 pid:4589 tgid:4589 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.404451][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.404602][ T32] Call trace: [ 1335.404663][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1335.404716][ T32] r10:8291a684 r9:eb061d84 r8:00000002 r7:60000013 r6:eb061d8c r5:853e3000 [ 1335.404741][ T32] r4:853e3000 [ 1335.404762][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1335.404818][ T32] r5:853e3000 r4:8291a680 [ 1335.404855][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.404924][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.404971][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb061e08 [ 1335.404998][ T32] r4:00000000 [ 1335.405030][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1335.405067][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.405121][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.405166][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b1c40 [ 1335.405190][ T32] r4:00000000 [ 1335.405211][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.405257][ T32] r9:83018005 r8:853e3000 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1335.405289][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.405343][ T32] r5:00001000 r4:e86e3000 [ 1335.405425][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.405516][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.405605][ T32] r5:8530e78c r4:8530e400 [ 1335.405647][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.405738][ T32] r7:dddced80 r6:83018000 r5:8530e78c r4:8534f200 [ 1335.405785][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.405878][ T32] r10:61c88647 r9:853e3000 r8:8534f22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.405926][ T32] r4:8534f200 [ 1335.405969][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.406105][ T32] r10:00000000 r9:8534f200 r8:80287e08 r7:eb059e60 r6:853a5980 r5:853e3000 [ 1335.406165][ T32] r4:00000001 [ 1335.406209][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.406258][ T32] Exception stack(0xeb061fb0 to 0xeb061ff8) [ 1335.406286][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.406323][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.406377][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.406410][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.406433][ T32] r4:853b19c0 [ 1335.406778][ T32] INFO: task kworker/0:501:4589 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1335.406818][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.406902][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.406975][ T32] Call trace: [ 1335.407134][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.407191][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1335.407220][ T32] r4:00000000 [ 1335.407264][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.407352][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1335.407387][ T32] 1d20: c2c4b000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1335.407417][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1335.407442][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1335.407465][ T32] r5:80000013 r4:80239bb0 [ 1335.407496][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 3 printk messages dropped ** [ 1335.407657][ T32] r4:e0501dc0 [ 1335.407677][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.407719][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1335.407764][ T32] r4:00000000 [ 1335.407789][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.407859][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1335.407910][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.407958][ T32] r5:00001000 r4:e0315000 [ 1335.407980][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.408021][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.408065][ T32] r5:84b4cf8c r4:84b4cc00 [ 1335.408107][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.408158][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1335.408202][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.408255][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.408278][ T32] r4:84bc7780 [ 1335.408297][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.408402][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1335.408429][ T32] r4:00000001 [ 1335.408448][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.408485][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1335.408513][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.408542][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1335.408598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1335.408957][ T32] r10:8291a684 r9:eb065d84 r8:00000002 r7:60000113 r6:eb065d8c r5:853e4800 ** 2 printk messages dropped ** [ 1335.409047][ T32] r5:853e4800 r4:8291a680 [ 1335.409067][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.409107][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.409148][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb065e08 [ 1335.409194][ T32] r4:00000000 [ 1335.409217][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1335.409252][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.409287][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.409336][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b1cc0 [ 1335.409358][ T32] r4:00000000 [ 1335.409377][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.409420][ T32] r9:83018005 r8:853e4800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1335.409441][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.409481][ T32] r5:00001000 r4:ea74f000 [ 1335.409500][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.409539][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.409581][ T32] r5:8530eb8c r4:8530e800 [ 1335.409600][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.409645][ T32] r7:dddced80 r6:83018000 r5:8530eb8c r4:8534fc00 [ 1335.409666][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1335.409819][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1335.410096][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1335.432725][ T32] Call trace: ** 4 printk messages dropped ** [ 1335.433153][ T32] Exception stack(0xe0501d28 to 0xe0501d70) ** 5 printk messages dropped ** [ 1335.433607][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1335.434020][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 9 printk messages dropped ** [ 1335.434600][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 ** 3 printk messages dropped ** [ 1335.434770][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.434821][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1335.434845][ T32] r4:00000001 [ 1335.434864][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.434923][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1335.434954][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.434982][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.435091][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.435123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.435147][ T32] r4:84bcf280 [ 1335.435170][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.435225][ T32] INFO: task kworker/0:503:4593 blocked for more than 461 seconds. [ 1335.435263][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.435300][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.435325][ T32] task:kworker/0:503 state:D stack:0 pid:4593 tgid:4593 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.435492][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.435622][ T32] Call trace: [ 1335.435697][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1335.435796][ T32] r10:8291a684 r9:eb069d84 r8:00000002 r7:60000113 r6:eb069d8c r5:853e5400 [ 1335.435844][ T32] r4:853e5400 [ 1335.435904][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1335.435998][ T32] r5:853e5400 r4:8291a680 [ 1335.436042][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.436129][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.436229][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb069e08 [ 1335.436281][ T32] r4:00000000 [ 1335.436309][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1335.436388][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.436451][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.436496][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b1e80 [ 1335.436520][ T32] r4:00000000 [ 1335.436540][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.436589][ T32] r9:83018005 r8:853e5400 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1335.436611][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.436653][ T32] r5:00001000 r4:ea799000 [ 1335.436673][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.436735][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1335.437002][ T32] r10:61c88647 r9:853e5400 r8:8534feac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1335.437255][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.438008][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 ** 10 printk messages dropped ** [ 1335.438363][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 ** 3 printk messages dropped ** [ 1335.438537][ T32] r4:00000000 [ 1335.438564][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.438611][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1335.438632][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.438673][ T32] r5:00001000 r4:e0315000 [ 1335.438720][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.438764][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.438841][ T32] r5:84b4cf8c r4:84b4cc00 [ 1335.438866][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.438914][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1335.438970][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.439021][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.439044][ T32] r4:84bc7780 [ 1335.439062][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.439132][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1335.439158][ T32] r4:00000001 [ 1335.439204][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.439243][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1335.439270][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.439298][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.439350][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.439383][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.439405][ T32] r4:84bcf280 [ 1335.439425][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.439473][ T32] INFO: task kworker/0:504:4595 blocked for more than 461 seconds. [ 1335.439506][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.439530][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.439582][ T32] task:kworker/0:504 state:D stack:0 pid:4595 tgid:4595 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.439655][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.439699][ T32] Call trace: [ 1335.439755][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1335.439805][ T32] r10:8291a684 r9:eb06dd84 r8:00000002 r7:60000013 r6:eb06dd8c r5:853e6000 [ 1335.439829][ T32] r4:853e6000 [ 1335.439873][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1335.439946][ T32] r5:853e6000 r4:8291a680 [ 1335.439969][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.440010][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1335.440232][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85395f40 ** 6 printk messages dropped ** [ 1335.461096][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1335.461216][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1335.461498][ T32] r10:00000000 r9:853c2000 r8:80287e08 r7:eb069e60 r6:853a5b00 r5:853e6000 ** 2 printk messages dropped ** [ 1335.461587][ T32] Exception stack(0xeb06dfb0 to 0xeb06dff8) ** 3 printk messages dropped ** [ 1335.461731][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1335.462322][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1335.462517][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1335.462637][ T32] 1d20: c3152000 e02e7000 00000001 80239b98 7f539000 00000001 ** 4 printk messages dropped ** [ 1335.462781][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1335.462921][ T32] r4:e0501dc0 ** 2 printk messages dropped ** [ 1335.463090][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1335.463353][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1335.463862][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 ** 3 printk messages dropped ** [ 1335.464109][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.464209][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1335.464262][ T32] r4:00000001 [ 1335.464306][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.464415][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1335.464475][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.464523][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.464578][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.464612][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.464658][ T32] r4:84bcf280 [ 1335.464684][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.464715][ T32] INFO: task kworker/0:505:4597 blocked for more than 461 seconds. [ 1335.464749][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.464774][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.464808][ T32] task:kworker/0:505 state:D stack:0 pid:4597 tgid:4597 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.464910][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.464957][ T32] Call trace: [ 1335.465013][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1335.465068][ T32] r10:8291a684 r9:eb071d84 r8:00000002 r7:60000113 r6:eb071d8c r5:853e6c00 [ 1335.465092][ T32] r4:853e6c00 [ 1335.465184][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1335.465258][ T32] r5:853e6c00 r4:8291a680 [ 1335.465283][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.465326][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.465369][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb071e08 [ 1335.465392][ T32] r4:00000000 [ 1335.465433][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1335.465596][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c0180 ** 6 printk messages dropped ** [ 1335.466041][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1335.466363][ T32] r10:00000000 r9:853c2080 r8:80287e08 r7:eb06de60 r6:853a5b80 r5:853e6c00 ** 2 printk messages dropped ** [ 1335.466501][ T32] Exception stack(0xeb071fb0 to 0xeb071ff8) [ 1335.466573][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.466642][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.466702][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.466762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.466836][ T32] r4:853b1dc0 [ 1335.467358][ T32] INFO: task kworker/0:505:4597 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1335.467444][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.467587][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.467707][ T32] Call trace: [ 1335.467747][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.467804][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1335.467829][ T32] r4:00000000 [ 1335.467873][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.467921][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1335.467951][ T32] 1d20: c3152000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1335.467991][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1335.468019][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1335.468066][ T32] r5:80000013 r4:80239bb0 [ 1335.468091][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.468136][ T32] r4:82ac21e4 [ 1335.468157][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.468200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1335.468223][ T32] r4:e0501dc0 [ 1335.468281][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.468349][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1335.468399][ T32] r4:00000000 [ 1335.468424][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.468472][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1335.468494][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.468537][ T32] r5:00001000 r4:e0315000 [ 1335.468564][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.468605][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.468647][ T32] r5:84b4cf8c r4:84b4cc00 [ 1335.468691][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.468743][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1335.468764][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.468812][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.468835][ T32] r4:84bc7780 [ 1335.468854][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.468903][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1335.468928][ T32] r4:00000001 [ 1335.468972][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.469013][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1335.469040][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.469067][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.469116][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.469149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.469171][ T32] r4:84bcf280 [ 1335.469192][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.469218][ T32] INFO: task kworker/0:506:4599 blocked for more than 461 seconds. [ 1335.469248][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.469298][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.469324][ T32] task:kworker/0:506 state:D stack:0 pid:4599 tgid:4599 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.469394][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.469439][ T32] Call trace: [ 1335.469531][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1335.469592][ T32] r10:8291a684 r9:eb085d84 r8:00000002 r7:60000013 r6:eb085d8c r5:853d6c00 [ 1335.469616][ T32] r4:853d6c00 [ 1335.469636][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1335.469681][ T32] r5:853d6c00 r4:8291a680 [ 1335.469701][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.469739][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.469780][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb085e08 [ 1335.469825][ T32] r4:00000000 [ 1335.469853][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1335.469891][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.469927][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.469991][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c0000 [ 1335.470017][ T32] r4:00000000 [ 1335.470042][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.470112][ T32] r9:83018005 r8:853d6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1335.470138][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.470180][ T32] r5:00001000 r4:ea97b000 [ 1335.470200][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.470262][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.470308][ T32] r5:8530f78c r4:8530f400 [ 1335.470328][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.470373][ T32] r7:dddced80 r6:83018000 r5:8530f78c r4:853c2200 [ 1335.470393][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.470501][ T32] r10:61c88647 r9:853d6c00 r8:853c222c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.501367][ T32] r4:853c2200 [ 1335.501471][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.501631][ T32] r10:00000000 r9:853c2200 r8:80287e08 r7:eb071e60 r6:853a5c00 r5:853d6c00 [ 1335.501682][ T32] r4:00000001 [ 1335.501735][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.501823][ T32] Exception stack(0xeb085fb0 to 0xeb085ff8) [ 1335.501907][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.501977][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.502038][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.502122][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.502176][ T32] r4:853c00c0 [ 1335.502925][ T32] INFO: task kworker/0:506:4599 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1335.502979][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.503055][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.503140][ T32] Call trace: [ 1335.503180][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.503238][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1335.503262][ T32] r4:00000000 [ 1335.503282][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.503328][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1335.503358][ T32] 1d20: c36b3000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1335.503387][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1335.503413][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1335.503461][ T32] r5:80000013 r4:80239bb0 [ 1335.503486][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.503530][ T32] r4:82ac21e4 [ 1335.503643][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.503691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1335.503716][ T32] r4:e0501dc0 [ 1335.503735][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.503778][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1335.503800][ T32] r4:00000000 [ 1335.503883][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.503947][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1335.503995][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.504066][ T32] r5:00001000 r4:e0315000 [ 1335.504091][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.504150][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.504197][ T32] r5:84b4cf8c r4:84b4cc00 ** 1 printk messages dropped ** [ 1335.504265][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 ** 4 printk messages dropped ** [ 1335.504498][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 3 printk messages dropped ** [ 1335.504639][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1335.504750][ T32] r4:84bcf280 [ 1335.504773][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.504803][ T32] INFO: task kworker/0:507:4600 blocked for more than 461 seconds. [ 1335.504837][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.504885][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.504911][ T32] task:kworker/0:507 state:D stack:0 pid:4600 tgid:4600 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.504960][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.505001][ T32] Call trace: [ 1335.505031][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1335.505093][ T32] r10:8291a684 r9:eb089d84 r8:00000002 r7:60000013 r6:eb089d8c r5:853ca400 [ 1335.505119][ T32] r4:853ca400 [ 1335.505166][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1335.505214][ T32] r5:853ca400 r4:8291a680 [ 1335.505235][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.505274][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.505342][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb089e08 [ 1335.505368][ T32] r4:00000000 [ 1335.505392][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1335.505452][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.505492][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.505535][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c0300 [ 1335.505563][ T32] r4:00000000 [ 1335.505585][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.505629][ T32] r9:83018005 r8:853ca400 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1335.505651][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.505693][ T32] r5:00001000 r4:eaa43000 [ 1335.505751][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.505797][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.505840][ T32] r5:8530ff8c r4:8530fc00 [ 1335.505873][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.505922][ T32] r7:dddced80 r6:83018000 r5:8530ff8c r4:853c2280 [ 1335.505943][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.506024][ T32] r10:61c88647 r9:853ca400 r8:853c22ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.506064][ T32] r4:853c2280 [ 1335.506087][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.506158][ T32] r10:00000000 r9:853c2280 r8:80287e08 r7:eb071e60 r6:853a5c80 r5:853ca400 [ 1335.506184][ T32] r4:00000001 [ 1335.506205][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.506248][ T32] Exception stack(0xeb089fb0 to 0xeb089ff8) [ 1335.506276][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.506307][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.506335][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.506364][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.506399][ T32] r4:853c0280 [ 1335.506687][ T32] INFO: task kworker/0:507:4600 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1335.506743][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.506806][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.506864][ T32] Call trace: [ 1335.506922][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.506980][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1335.507004][ T32] r4:00000000 [ 1335.507041][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.507085][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1335.507114][ T32] 1d20: c36b3000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1335.507144][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1335.507169][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1335.507192][ T32] r5:80000013 r4:80239bb0 [ 1335.507212][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.507253][ T32] r4:82ac21e4 [ 1335.507273][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.507316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1335.507363][ T32] r4:e0501dc0 [ 1335.507386][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.507480][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1335.507506][ T32] r4:00000000 [ 1335.507526][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.507591][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1335.507642][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.507691][ T32] r5:00001000 r4:e0315000 [ 1335.507711][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.507772][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.507865][ T32] r5:84b4cf8c r4:84b4cc00 [ 1335.507910][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.508008][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1335.508054][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.508149][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.508198][ T32] r4:84bc7780 [ 1335.508249][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.508387][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1335.508453][ T32] r4:00000001 [ 1335.508514][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.508606][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1335.508663][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.508740][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.508825][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.508905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.508979][ T32] r4:84bcf280 [ 1335.509029][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.509086][ T32] INFO: task kworker/0:508:4602 blocked for more than 461 seconds. [ 1335.509149][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.509212][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.509240][ T32] task:kworker/0:508 state:D stack:0 pid:4602 tgid:4602 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.509290][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.509333][ T32] Call trace: [ 1335.509379][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1335.509431][ T32] r10:8291a684 r9:eb091d84 r8:00000002 r7:60000113 r6:eb091d8c r5:853e8c00 [ 1335.509455][ T32] r4:853e8c00 ** 3 printk messages dropped ** [ 1335.509633][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1335.510019][ T32] r5:00001000 r4:eaa7f000 ** 1 printk messages dropped ** [ 1335.510081][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.510123][ T32] r5:8547838c r4:85478000 [ 1335.510144][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.510212][ T32] r7:dddced80 r6:83018000 r5:8547838c r4:853c2300 [ 1335.510237][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.510285][ T32] r10:61c88647 r9:853e8c00 r8:853c232c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.510333][ T32] r4:853c2300 [ 1335.510356][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.510402][ T32] r10:00000000 r9:853c2300 r8:80287e08 r7:eb089e60 r6:853a5d00 r5:853e8c00 [ 1335.510424][ T32] r4:00000001 [ 1335.510489][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.533187][ T32] Exception stack(0xeb091fb0 to 0xeb091ff8) [ 1335.533304][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.533372][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.533432][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.533501][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.533587][ T32] r4:853c02c0 [ 1335.534314][ T32] INFO: task kworker/0:508:4602 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1335.534368][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.534462][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.534526][ T32] Call trace: [ 1335.534569][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.534690][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1335.534775][ T32] r4:00000000 [ 1335.534838][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 2 printk messages dropped ** [ 1335.535060][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 ** 10 printk messages dropped ** [ 1335.535862][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1335.536810][ T32] r4:84bc7780 ** 4 printk messages dropped ** [ 1335.537137][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) ** 6 printk messages dropped ** [ 1335.537447][ T32] INFO: task kworker/0:509:4605 blocked for more than 461 seconds. ** 7 printk messages dropped ** [ 1335.537860][ T32] r4:8536c800 ** 4 printk messages dropped ** [ 1335.538096][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb055e08 ** 6 printk messages dropped ** [ 1335.538351][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1335.538516][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1335.538688][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1335.538990][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1335.539584][ T32] Call trace: ** 1 printk messages dropped ** [ 1335.539696][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1335.539723][ T32] r4:00000000 [ 1335.539747][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.539789][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1335.539840][ T32] 1d20: c3a12000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1335.539877][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1335.539920][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1335.539947][ T32] r5:80000013 r4:80239bb0 [ 1335.539992][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.540036][ T32] r4:82ac21e4 [ 1335.540057][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.540122][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1335.540148][ T32] r4:e0501dc0 [ 1335.540168][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.540235][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1335.540261][ T32] r4:00000000 [ 1335.540295][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.540371][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1335.540420][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.556961][ T32] r5:00001000 r4:e0315000 [ 1335.557087][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.557160][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.557206][ T32] r5:84b4cf8c r4:84b4cc00 [ 1335.557227][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.557276][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1335.557304][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.557354][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.557376][ T32] r4:84bc7780 [ 1335.557396][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.557444][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1335.557490][ T32] r4:00000001 [ 1335.557516][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.557577][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1335.557648][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.557721][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.557783][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.557868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.557925][ T32] r4:84bcf280 [ 1335.557976][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.558054][ T32] INFO: task kworker/0:510:4607 blocked for more than 462 seconds. [ 1335.558130][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.558185][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.558237][ T32] task:kworker/0:510 state:D stack:0 pid:4607 tgid:4607 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.558385][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.558489][ T32] Call trace: [ 1335.558559][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) ** 4 printk messages dropped ** [ 1335.558905][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1335.559345][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1335.559447][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1335.559641][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1335.559985][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1335.573954][ T32] Call trace: ** 5 printk messages dropped ** [ 1335.574426][ T32] 1d20: c3d30000 e02e7000 00000001 80239b98 7f539000 00000001 ** 9 printk messages dropped ** [ 1335.575119][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1335.575191][ T32] r4:00000000 [ 1335.575238][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.575343][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1335.575393][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.575490][ T32] r5:00001000 r4:e0315000 [ 1335.575522][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.575583][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.575680][ T32] r5:84b4cf8c r4:84b4cc00 [ 1335.575800][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.575876][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1335.575903][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.575958][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.576007][ T32] r4:84bc7780 [ 1335.576031][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.576190][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1335.576242][ T32] r4:00000001 [ 1335.576290][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.576361][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1335.576391][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.576419][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.576448][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.576501][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.576530][ T32] r4:84bcf280 [ 1335.576599][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.576632][ T32] INFO: task kworker/0:511:4609 blocked for more than 462 seconds. [ 1335.576667][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.576693][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.576714][ T32] task:kworker/0:511 state:D stack:0 pid:4609 tgid:4609 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.576787][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.576858][ T32] Call trace: [ 1335.577006][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1335.577058][ T32] r10:8291a684 r9:eaf49d84 r8:00000002 r7:60000013 r6:eaf49d8c r5:8536d400 [ 1335.577081][ T32] r4:8536d400 [ 1335.577205][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1335.577264][ T32] r5:8536d400 r4:8291a680 [ 1335.577289][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.577336][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.577404][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf49e08 [ 1335.577431][ T32] r4:00000000 [ 1335.577452][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1335.577488][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.577522][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.577580][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c0940 [ 1335.577632][ T32] r4:00000000 [ 1335.577657][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.577737][ T32] r9:83018005 r8:8536d400 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1335.577798][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.577881][ T32] r5:00001000 r4:eaaf9000 [ 1335.577927][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.578011][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.578098][ T32] r5:85478f8c r4:85478c00 [ 1335.578144][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.578237][ T32] r7:dddced80 r6:83018000 r5:85478f8c r4:853c2180 [ 1335.578319][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1335.578716][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1335.579080][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1335.580072][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 ** 5 printk messages dropped ** [ 1335.601381][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff ** 5 printk messages dropped ** [ 1335.601829][ T32] r4:e0501dc0 ** 3 printk messages dropped ** [ 1335.602127][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1335.602806][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 ** 1 printk messages dropped ** [ 1335.602894][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.602921][ T32] r4:84bc7780 [ 1335.602942][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.602990][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1335.603026][ T32] r4:00000001 [ 1335.603049][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.603088][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1335.603117][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.603146][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.603187][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.603220][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.603242][ T32] r4:84bcf280 [ 1335.603265][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.603294][ T32] INFO: task kworker/0:512:4611 blocked for more than 462 seconds. [ 1335.603340][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.603366][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.603416][ T32] task:kworker/0:512 state:D stack:0 pid:4611 tgid:4611 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.603481][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.603541][ T32] Call trace: [ 1335.603611][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1335.603691][ T32] r10:8291a684 r9:eb099d84 r8:00000002 r7:60000113 r6:eb099d8c r5:8536e000 [ 1335.603718][ T32] r4:8536e000 [ 1335.603761][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1335.603809][ T32] r5:8536e000 r4:8291a680 [ 1335.603859][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.603960][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.604007][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb099e08 [ 1335.604169][ T32] r4:00000000 [ 1335.604192][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1335.604232][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.604267][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.604316][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c0c00 [ 1335.604394][ T32] r4:00000000 [ 1335.604432][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.604482][ T32] r9:83018005 r8:8536e000 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1335.604504][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.604574][ T32] r5:00001000 r4:eab2b000 [ 1335.604599][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.604639][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.604704][ T32] r5:8547978c r4:85479400 [ 1335.604727][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.604774][ T32] r7:dddced80 r6:83018000 r5:8547978c r4:853c2500 [ 1335.604796][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1335.604892][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1335.605202][ T32] r4:853c0880 ** 3 printk messages dropped ** [ 1335.606113][ T32] Call trace: ** 5 printk messages dropped ** [ 1335.606647][ T32] 1d20: c3ff7000 e02e7000 00000001 80239b98 7f539000 00000001 ** 9 printk messages dropped ** [ 1335.607307][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 9 printk messages dropped ** [ 1335.608100][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 ** 6 printk messages dropped ** [ 1335.608673][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1335.609222][ T32] INFO: task kworker/0:513:4614 blocked for more than 462 seconds. ** 6 printk messages dropped ** [ 1335.609862][ T32] r10:8291a684 r9:eb0a5d84 r8:00000002 r7:60000113 r6:eb0a5d8c r5:8536a400 ** 8 printk messages dropped ** [ 1335.636465][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1335.636881][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.636925][ T32] r5:8547938c r4:85479000 ** 2 printk messages dropped ** [ 1335.637014][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1335.637726][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1335.638396][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1335.638810][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 ** 8 printk messages dropped ** [ 1335.639135][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 4 printk messages dropped ** [ 1335.639326][ T32] r5:00001000 r4:e0315000 [ 1335.639348][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.639407][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.639478][ T32] r5:84b4cf8c r4:84b4cc00 [ 1335.639503][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.639578][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1335.639627][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.639678][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.639725][ T32] r4:84bc7780 [ 1335.639771][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.639847][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1335.639877][ T32] r4:00000001 [ 1335.639902][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.639939][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1335.639966][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.639996][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.640023][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.640053][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.640077][ T32] r4:84bcf280 [ 1335.640097][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.640126][ T32] INFO: task kworker/0:514:4615 blocked for more than 462 seconds. [ 1335.640183][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.640213][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.640234][ T32] task:kworker/0:514 state:D stack:0 pid:4615 tgid:4615 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.640308][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.640588][ T32] Call trace: [ 1335.647988][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1335.648126][ T32] r10:8291a684 r9:eb0c9d84 r8:00000002 r7:60000113 r6:eb0c9d8c r5:853e9800 [ 1335.648158][ T32] r4:853e9800 [ 1335.648182][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1335.648230][ T32] r5:853e9800 r4:8291a680 [ 1335.648275][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.648413][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.648469][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0c9e08 [ 1335.648494][ T32] r4:00000000 [ 1335.648536][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1335.648944][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.648989][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.649032][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c0bc0 [ 1335.649124][ T32] r4:00000000 [ 1335.649149][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.649219][ T32] r9:83018005 r8:853e9800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1335.649245][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.649292][ T32] r5:00001000 r4:eaeab000 [ 1335.649485][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.649531][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.649671][ T32] r5:85479b8c r4:85479800 [ 1335.649696][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.649768][ T32] r7:dddced80 r6:83018000 r5:85479b8c r4:853c2580 [ 1335.649793][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.649841][ T32] r10:61c88647 r9:853e9800 r8:853c25ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.649865][ T32] r4:853c2580 [ 1335.649967][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.650018][ T32] r10:00000000 r9:853c2580 r8:80287e08 r7:eb099e60 r6:853a5d80 r5:853e9800 [ 1335.650040][ T32] r4:00000001 [ 1335.650059][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.650119][ T32] Exception stack(0xeb0c9fb0 to 0xeb0c9ff8) ** 3 printk messages dropped ** [ 1335.650306][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1335.664534][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1335.664828][ T32] 1d20: c46c2000 e02e7000 00000001 80239b98 7f539000 00000001 ** 9 printk messages dropped ** [ 1335.665305][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 9 printk messages dropped ** [ 1335.665749][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 ** 5 printk messages dropped ** [ 1335.666096][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1335.666332][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1335.666853][ T32] task:kworker/0:515 state:D stack:0 pid:4618 tgid:4618 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1335.667229][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.667275][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0d5e08 [ 1335.667306][ T32] r4:00000000 [ 1335.667326][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1335.667391][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.667430][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.667520][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c0ec0 [ 1335.667551][ T32] r4:00000000 [ 1335.667573][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.667643][ T32] r9:83018005 r8:853eb000 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1335.667669][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.667758][ T32] r5:00001000 r4:eaec1000 [ 1335.667877][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.667944][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.667991][ T32] r5:85479f8c r4:85479c00 [ 1335.668038][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.668185][ T32] r7:dddced80 r6:83018000 r5:85479f8c r4:853c2780 [ 1335.668210][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.668260][ T32] r10:61c88647 r9:853eb000 r8:853c27ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.668283][ T32] r4:853c2780 [ 1335.668380][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.668440][ T32] r10:00000000 r9:853c2780 r8:80287e08 r7:eb0c9e60 r6:853a5e00 r5:853eb000 [ 1335.668463][ T32] r4:00000001 [ 1335.668482][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.668519][ T32] Exception stack(0xeb0d5fb0 to 0xeb0d5ff8) [ 1335.668547][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.668577][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.668606][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.668635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.668658][ T32] r4:853c0d80 [ 1335.668936][ T32] INFO: task kworker/0:515:4618 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1335.668974][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.669032][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.669078][ T32] Call trace: [ 1335.669163][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.669220][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1335.669327][ T32] r4:00000000 [ 1335.669353][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.669395][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1335.669440][ T32] 1d20: c46c2000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1335.669500][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1335.669578][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1335.669606][ T32] r5:80000013 r4:80239bb0 [ 1335.669629][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.669742][ T32] r4:82ac21e4 [ 1335.669814][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.669866][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1335.669914][ T32] r4:e0501dc0 [ 1335.669960][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.670075][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1335.670104][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.670357][ T32] r5:00001000 r4:e0315000 ** 6 printk messages dropped ** [ 1335.678856][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1335.679259][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.679684][ T32] task:kworker/0:516 state:D stack:0 pid:4619 tgid:4619 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1335.680149][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.680192][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0d9e08 [ 1335.680214][ T32] r4:00000000 [ 1335.680259][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1335.680317][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.680447][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.691256][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8544b800 [ 1335.691330][ T32] r4:00000000 [ 1335.691385][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.691483][ T32] r9:83018005 r8:853ec800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 [ 1335.691647][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.691702][ T32] r5:00001000 r4:eb133000 [ 1335.691724][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.691860][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.691908][ T32] r5:8547c38c r4:8547c000 [ 1335.691978][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.692031][ T32] r7:dddced80 r6:83018000 r5:8547c38c r4:853c2900 [ 1335.692052][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.692101][ T32] r10:61c88647 r9:853ec800 r8:853c292c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.692124][ T32] r4:853c2900 [ 1335.692144][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.692192][ T32] r10:00000000 r9:853c2900 r8:80287e08 r7:eb0d5e60 r6:853a5e80 r5:853ec800 [ 1335.692238][ T32] r4:00000001 [ 1335.692267][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.692316][ T32] Exception stack(0xeb0d9fb0 to 0xeb0d9ff8) [ 1335.692368][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.692413][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.692444][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.692475][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.692500][ T32] r4:853c0e00 [ 1335.692909][ T32] INFO: task kworker/0:516:4619 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1335.692949][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.693068][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.693192][ T32] Call trace: [ 1335.693230][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.693288][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1335.693319][ T32] r4:00000000 [ 1335.693340][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.693381][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1335.693411][ T32] 1d20: c4802000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1335.693510][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1335.693567][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1335.693596][ T32] r5:80000013 r4:80239bb0 [ 1335.693641][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.693687][ T32] r4:82ac21e4 [ 1335.693708][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.693752][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1335.693821][ T32] r4:e0501dc0 [ 1335.693844][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.693888][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1335.693936][ T32] r4:00000000 [ 1335.694065][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1335.694252][ T32] r5:00001000 r4:e0315000 ** 4 printk messages dropped ** [ 1335.694501][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 ** 7 printk messages dropped ** [ 1335.695065][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) ** 4 printk messages dropped ** [ 1335.695485][ T32] r4:84bcf280 ** 5 printk messages dropped ** [ 1335.695943][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1335.696568][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1335.697118][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1335.697376][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1335.697530][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1335.697856][ T32] r4:00000001 [ 1335.697876][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.697912][ T32] Exception stack(0xeb0ddfb0 to 0xeb0ddff8) [ 1335.697939][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.697969][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.698044][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.698103][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.698129][ T32] r4:84772380 [ 1335.698419][ T32] INFO: task kworker/0:517:4620 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1335.698456][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.698784][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.698844][ T32] Call trace: [ 1335.698948][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.699004][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1335.699029][ T32] r4:00000000 [ 1335.699048][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.699111][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1335.699142][ T32] 1d20: c4802000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1335.699171][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1335.699198][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1335.699295][ T32] r5:80000013 r4:80239bb0 [ 1335.699352][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.699397][ T32] r4:82ac21e4 [ 1335.699442][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.699512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1335.699538][ T32] r4:e0501dc0 [ 1335.699558][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.699599][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1335.699621][ T32] r4:00000000 [ 1335.699642][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.699687][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1335.699731][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.699777][ T32] r5:00001000 r4:e0315000 [ 1335.699798][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.699839][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1335.699976][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 ** 5 printk messages dropped ** [ 1335.700382][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1335.723894][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1335.724399][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1335.724781][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1335.725253][ T32] r5:00001000 r4:eb09d000 ** 1 printk messages dropped ** [ 1335.725320][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1335.725494][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1335.726305][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1335.727604][ T32] Call trace: ** 3 printk messages dropped ** [ 1335.727916][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 4 printk messages dropped ** [ 1335.728249][ T32] r5:80000013 r4:80239bb0 ** 4 printk messages dropped ** [ 1335.728621][ T32] r4:e0501dc0 ** 5 printk messages dropped ** [ 1335.728986][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1335.729654][ T32] r4:84bc7780 ** 4 printk messages dropped ** [ 1335.729977][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) ** 4 printk messages dropped ** [ 1335.730321][ T32] r4:84bcf280 ** 5 printk messages dropped ** [ 1335.751268][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.751614][ T32] r5:853eec00 r4:8291a680 ** 3 printk messages dropped ** [ 1335.751765][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1335.751953][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.752241][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1335.752418][ T32] r7:dddced80 r6:83018000 r5:8547ab8c r4:853c2880 ** 1 printk messages dropped ** [ 1335.752520][ T32] r10:61c88647 r9:853eec00 r8:853c28ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.752544][ T32] r4:853c2880 [ 1335.752564][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.752611][ T32] r10:00000000 r9:853c2880 r8:80287e08 r7:eb0d9e60 r6:85450000 r5:853eec00 [ 1335.752664][ T32] r4:00000001 [ 1335.752688][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.752727][ T32] Exception stack(0xeb0edfb0 to 0xeb0edff8) [ 1335.752802][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.752904][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.752947][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.752981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.753019][ T32] r4:853b1e40 [ 1335.753439][ T32] INFO: task kworker/0:519:4624 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1335.753480][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.753593][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.753643][ T32] Call trace: [ 1335.753673][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.753727][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1335.753820][ T32] r4:00000000 [ 1335.753869][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.753937][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1335.754122][ T32] 1d20: c4e79000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1335.754156][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1335.754207][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1335.754236][ T32] r5:80000013 r4:80239bb0 [ 1335.754305][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.754389][ T32] r4:82ac21e4 [ 1335.754441][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.754488][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1335.754512][ T32] r4:e0501dc0 [ 1335.754555][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.754606][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1335.754631][ T32] r4:00000000 [ 1335.754700][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.754753][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1335.754801][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.754849][ T32] r5:00001000 r4:e0315000 [ 1335.754897][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.755000][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.755053][ T32] r5:84b4cf8c r4:84b4cc00 [ 1335.755074][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.755204][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1335.755281][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.755459][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.755532][ T32] r4:84bc7780 [ 1335.755555][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.755605][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1335.755655][ T32] r4:00000001 [ 1335.755702][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.755813][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1335.755844][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.755873][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.755973][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.756006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.756029][ T32] r4:84bcf280 [ 1335.756051][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.756077][ T32] INFO: task kworker/0:520:4627 blocked for more than 462 seconds. [ 1335.756107][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.756156][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.756221][ T32] task:kworker/0:520 state:D stack:0 pid:4627 tgid:4627 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.756271][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.756371][ T32] Call trace: [ 1335.756405][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1335.756467][ T32] r10:8291a684 r9:eb105d84 r8:00000002 r7:60000013 r6:eb105d8c r5:853ee000 [ 1335.756495][ T32] r4:853ee000 [ 1335.756518][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1335.756574][ T32] r5:853ee000 r4:8291a680 [ 1335.756597][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.756639][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.756694][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb105e08 ** 2 printk messages dropped ** [ 1335.756785][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1335.756886][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.757040][ T32] r5:00001000 r4:eb0f5000 ** 1 printk messages dropped ** [ 1335.757153][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.757201][ T32] r5:8547af8c r4:8547ac00 [ 1335.757227][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.757277][ T32] r7:dddced80 r6:83018000 r5:8547af8c r4:853c2b80 [ 1335.757321][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.757415][ T32] r10:61c88647 r9:853ee000 r8:853c2bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1335.757522][ T32] r10:00000000 r9:853c2b80 r8:80287e08 r7:eb0d9e60 r6:85450080 r5:853ee000 ** 4 printk messages dropped ** [ 1335.757694][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1335.758423][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1335.759333][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1335.760039][ T32] r5:00001000 r4:e0315000 ** 7 printk messages dropped ** [ 1335.791673][ T32] r4:84bc7780 ** 3 printk messages dropped ** [ 1335.791932][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1335.792320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.792431][ T32] r4:84bcf280 [ 1335.792502][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.792558][ T32] INFO: task kworker/0:521:4628 blocked for more than 462 seconds. [ 1335.792594][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.792620][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.792662][ T32] task:kworker/0:521 state:D stack:0 pid:4628 tgid:4628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.792767][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.792834][ T32] Call trace: [ 1335.792867][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1335.792922][ T32] r10:8291a684 r9:eb111d84 r8:00000002 r7:60000013 r6:eb111d8c r5:853ed400 [ 1335.792965][ T32] r4:853ed400 [ 1335.793008][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1335.793076][ T32] r5:853ed400 r4:8291a680 [ 1335.793119][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.793164][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.793216][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb111e08 [ 1335.793241][ T32] r4:00000000 [ 1335.793381][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1335.793434][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.793494][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.793560][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8544b300 [ 1335.793586][ T32] r4:00000000 [ 1335.793606][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.793653][ T32] r9:83018005 r8:853ed400 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1335.793695][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.793742][ T32] r5:00001000 r4:eb107000 [ 1335.793763][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.793802][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.793853][ T32] r5:8547b38c r4:8547b000 [ 1335.793895][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.793944][ T32] r7:dddced80 r6:83018000 r5:8547b38c r4:853c2b00 [ 1335.793992][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.794062][ T32] r10:61c88647 r9:853ed400 r8:853c2b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.794111][ T32] r4:853c2b00 [ 1335.794157][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.794206][ T32] r10:00000000 r9:853c2b00 r8:80287e08 r7:eb0d9e60 r6:85450100 r5:853ed400 [ 1335.794250][ T32] r4:00000001 [ 1335.794284][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.794331][ T32] Exception stack(0xeb111fb0 to 0xeb111ff8) [ 1335.794380][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.794418][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.794444][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.794492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.794517][ T32] r4:8544b080 [ 1335.794926][ T32] INFO: task kworker/0:521:4628 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1335.794984][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.795132][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.795200][ T32] Call trace: [ 1335.795241][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.795305][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1335.795350][ T32] r4:00000000 [ 1335.795433][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.795508][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1335.795540][ T32] 1d20: c50ea000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1335.795569][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1335.795594][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1335.795638][ T32] r5:80000013 r4:80239bb0 [ 1335.795661][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.795704][ T32] r4:82ac21e4 [ 1335.795733][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.795780][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1335.795802][ T32] r4:e0501dc0 [ 1335.795821][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 2 printk messages dropped ** [ 1335.795903][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 16 printk messages dropped ** [ 1335.796637][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 19 printk messages dropped ** [ 1335.797384][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1335.797884][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1335.798285][ T32] Exception stack(0xeb119fb0 to 0xeb119ff8) ** 3 printk messages dropped ** [ 1335.798425][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1335.798835][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1335.798964][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 ** 3 printk messages dropped ** [ 1335.799095][ T32] 1d20: c50ea000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1335.799124][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1335.799148][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1335.799171][ T32] r5:80000013 r4:80239bb0 [ 1335.799191][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.799230][ T32] r4:82ac21e4 [ 1335.799248][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.799290][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1335.799317][ T32] r4:e0501dc0 [ 1335.799336][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.799376][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1335.799418][ T32] r4:00000000 [ 1335.799459][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.799508][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1335.799529][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.799570][ T32] r5:00001000 r4:e0315000 [ 1335.799591][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.799629][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.799670][ T32] r5:84b4cf8c r4:84b4cc00 [ 1335.799688][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.799742][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1335.799766][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.799812][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.799851][ T32] r4:84bc7780 [ 1335.799873][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.799919][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1335.799941][ T32] r4:00000001 [ 1335.799959][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.799993][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1335.800038][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.800084][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.800115][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.800143][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.800166][ T32] r4:84bcf280 [ 1335.800185][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.800236][ T32] INFO: task kworker/0:523:4633 blocked for more than 462 seconds. [ 1335.800267][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.800290][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.800317][ T32] task:kworker/0:523 state:D stack:0 pid:4633 tgid:4633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.800468][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.823617][ T32] Call trace: [ 1335.823689][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1335.823764][ T32] r10:8291a684 r9:eb129d84 r8:00000002 r7:60000013 r6:eb129d8c r5:853f1800 [ 1335.823788][ T32] r4:853f1800 [ 1335.823809][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1335.823873][ T32] r5:853f1800 r4:8291a680 [ 1335.823898][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.823940][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.823994][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb129e08 ** 4 printk messages dropped ** [ 1335.824201][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8544b580 ** 4 printk messages dropped ** [ 1335.824441][ T32] r5:00001000 r4:eb11f000 ** 1 printk messages dropped ** [ 1335.824506][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.824576][ T32] r5:8547bb8c r4:8547b800 [ 1335.824601][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.824650][ T32] r7:dddced80 r6:83018000 r5:8547bb8c r4:853c2c00 ** 1 printk messages dropped ** [ 1335.824723][ T32] r10:61c88647 r9:853f1800 r8:853c2c2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1335.825006][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1335.825887][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1335.826262][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 ** 14 printk messages dropped ** [ 1335.826809][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1335.827029][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1335.827331][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1335.827684][ T32] r5:853f2400 r4:8291a680 ** 3 printk messages dropped ** [ 1335.827825][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1335.827930][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1335.828199][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1335.828376][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1335.828842][ T32] r4:8544b500 ** 2 printk messages dropped ** [ 1335.829264][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.829322][ T32] Call trace: [ 1335.829351][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.829402][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1335.829426][ T32] r4:00000000 [ 1335.829456][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.829499][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1335.829536][ T32] 1d20: c5783000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1335.829568][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1335.829593][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1335.829616][ T32] r5:80000013 r4:80239bb0 [ 1335.829636][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.829682][ T32] r4:82ac21e4 [ 1335.829713][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.829758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1335.829781][ T32] r4:e0501dc0 [ 1335.829800][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.829841][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1335.829864][ T32] r4:00000000 [ 1335.829882][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.829937][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1335.829961][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.830004][ T32] r5:00001000 r4:e0315000 [ 1335.830025][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.830065][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.830143][ T32] r5:84b4cf8c r4:84b4cc00 [ 1335.830183][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.830263][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1335.830362][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.842026][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.842137][ T32] r4:84bc7780 [ 1335.842164][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.842276][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1335.842314][ T32] r4:00000001 [ 1335.842335][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.842375][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1335.842406][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.842435][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.842462][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.842491][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.842527][ T32] r4:84bcf280 [ 1335.842586][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.842623][ T32] INFO: task kworker/0:525:4637 blocked for more than 462 seconds. [ 1335.842657][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.842682][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.842703][ T32] task:kworker/0:525 state:D stack:0 pid:4637 tgid:4637 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.842787][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.842883][ T32] Call trace: [ 1335.842917][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1335.842972][ T32] r10:8291a684 r9:eb13dd84 r8:00000002 r7:60000113 r6:eb13dd8c r5:853f3000 [ 1335.842995][ T32] r4:853f3000 [ 1335.843015][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1335.843058][ T32] r5:853f3000 r4:8291a680 [ 1335.843082][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.843144][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.843188][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb13de08 [ 1335.843231][ T32] r4:00000000 [ 1335.843262][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1335.843320][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.843363][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.843405][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8544ba80 [ 1335.843427][ T32] r4:00000000 [ 1335.843446][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.843491][ T32] r9:83018005 r8:853f3000 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 [ 1335.843512][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.843565][ T32] r5:00001000 r4:eb147000 [ 1335.843586][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.843641][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.843687][ T32] r5:8547cb8c r4:8547c800 [ 1335.843717][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.843765][ T32] r7:dddced80 r6:83018000 r5:8547cb8c r4:853c2e00 [ 1335.843786][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.843833][ T32] r10:61c88647 r9:853f3000 r8:853c2e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.843854][ T32] r4:853c2e00 [ 1335.843873][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.843935][ T32] r10:00000000 r9:853c2e00 r8:80287e08 r7:eb0d9e60 r6:85450300 r5:853f3000 [ 1335.843960][ T32] r4:00000001 [ 1335.843980][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.844017][ T32] Exception stack(0xeb13dfb0 to 0xeb13dff8) [ 1335.844043][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.844070][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.844096][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1335.844146][ T32] r4:8544b740 ** 1 printk messages dropped ** [ 1335.844652][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1335.844975][ T32] Exception stack(0xe0501d28 to 0xe0501d70) ** 2 printk messages dropped ** [ 1335.845078][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff ** 2 printk messages dropped ** [ 1335.845187][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1335.845280][ T32] r4:e0501dc0 ** 1 printk messages dropped ** [ 1335.845354][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 4 printk messages dropped ** [ 1335.845594][ T32] r5:00001000 r4:e0315000 ** 4 printk messages dropped ** [ 1335.845854][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 ** 3 printk messages dropped ** [ 1335.846077][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.846128][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1335.846173][ T32] r4:00000001 [ 1335.846199][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.846280][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1335.846343][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.846379][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.846436][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.846468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.846500][ T32] r4:84bcf280 [ 1335.846537][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.846569][ T32] INFO: task kworker/0:526:4639 blocked for more than 462 seconds. [ 1335.846619][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.846646][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.846668][ T32] task:kworker/0:526 state:D stack:0 pid:4639 tgid:4639 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.846735][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.846777][ T32] Call trace: [ 1335.846805][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1335.846873][ T32] r10:8291a684 r9:eb145d84 r8:00000002 r7:60000013 r6:eb145d8c r5:853f3c00 [ 1335.846898][ T32] r4:853f3c00 [ 1335.846919][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1335.846961][ T32] r5:853f3c00 r4:8291a680 [ 1335.846980][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.847028][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.847074][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb145e08 [ 1335.847136][ T32] r4:00000000 [ 1335.847158][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1335.847193][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.847226][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.847276][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8544b940 [ 1335.847309][ T32] r4:00000000 [ 1335.847330][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.847374][ T32] r9:83018005 r8:853f3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b9000 [ 1335.847395][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.847435][ T32] r5:00001000 r4:eb139000 [ 1335.847455][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.847493][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.847547][ T32] r5:8547c78c r4:8547c400 [ 1335.847571][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.847617][ T32] r7:dddced80 r6:83018000 r5:8547c78c r4:853c2e80 [ 1335.847643][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.847688][ T32] r10:61c88647 r9:853f3c00 r8:853c2eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.847721][ T32] r4:853c2e80 [ 1335.847743][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.847788][ T32] r10:00000000 r9:853c2e80 r8:80287e08 r7:eb13de60 r6:85450380 r5:853f3c00 [ 1335.847811][ T32] r4:00000001 [ 1335.847830][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.847866][ T32] Exception stack(0xeb145fb0 to 0xeb145ff8) [ 1335.847892][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.847921][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.847956][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.847987][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.848010][ T32] r4:8544b7c0 [ 1335.848315][ T32] INFO: task kworker/0:526:4639 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1335.848420][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.848504][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.848570][ T32] Call trace: [ 1335.848609][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.848666][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1335.848690][ T32] r4:00000000 [ 1335.848709][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.848749][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1335.848776][ T32] 1d20: c5783000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1335.848805][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1335.848839][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1335.848866][ T32] r5:80000013 r4:80239bb0 [ 1335.848887][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.848928][ T32] r4:82ac21e4 [ 1335.848948][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.848990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1335.849013][ T32] r4:e0501dc0 [ 1335.849032][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.849072][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1335.849093][ T32] r4:00000000 [ 1335.849112][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.849166][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1335.849190][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.849233][ T32] r5:00001000 r4:e0315000 [ 1335.849322][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.849367][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.849409][ T32] r5:84b4cf8c r4:84b4cc00 [ 1335.849449][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.849500][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1335.849522][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.849590][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.849616][ T32] r4:84bc7780 [ 1335.849636][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.849683][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1335.849717][ T32] r4:00000001 [ 1335.849738][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.849774][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1335.849800][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.849829][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.849856][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.849884][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.849906][ T32] r4:84bcf280 [ 1335.849926][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.849975][ T32] INFO: task kworker/0:527:4641 blocked for more than 462 seconds. [ 1335.850029][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.850056][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.850077][ T32] task:kworker/0:527 state:D stack:0 pid:4641 tgid:4641 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.850141][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.850206][ T32] Call trace: [ 1335.850303][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1335.850359][ T32] r10:8291a684 r9:eb151d84 r8:00000002 r7:60000113 r6:eb151d8c r5:853f4800 [ 1335.850418][ T32] r4:853f4800 [ 1335.850448][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1335.876747][ T32] r5:853f4800 r4:8291a680 [ 1335.876797][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.876876][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.876949][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb151e08 [ 1335.876973][ T32] r4:00000000 [ 1335.876992][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1335.877031][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.877114][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.877213][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85454140 [ 1335.877264][ T32] r4:00000000 [ 1335.877321][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.877421][ T32] r9:83018005 r8:853f4800 r7:00000000 r6:83018000 r5:00001000 r4:7f0c5000 [ 1335.877456][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.877539][ T32] r5:00001000 r4:eb175000 [ 1335.877572][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.877613][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.877685][ T32] r5:8547df8c r4:8547dc00 [ 1335.877728][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.877787][ T32] r7:dddced80 r6:83018000 r5:8547df8c r4:853c2f00 [ 1335.877808][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.877865][ T32] r10:61c88647 r9:853f4800 r8:853c2f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.877914][ T32] r4:853c2f00 [ 1335.877945][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.877993][ T32] r10:00000000 r9:853c2f00 r8:80287e08 r7:eb13de60 r6:85450400 r5:853f4800 [ 1335.878037][ T32] r4:00000001 [ 1335.878090][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.878136][ T32] Exception stack(0xeb151fb0 to 0xeb151ff8) [ 1335.878166][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.878194][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.878231][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.878305][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.878359][ T32] r4:8544b9c0 [ 1335.879081][ T32] INFO: task kworker/0:527:4641 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1335.879163][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.879305][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.879412][ T32] Call trace: [ 1335.879486][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.879604][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1335.879656][ T32] r4:00000000 [ 1335.879697][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.879788][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1335.879847][ T32] 1d20: c5d50000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1335.879908][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1335.879967][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1335.880025][ T32] r5:80000013 r4:80239bb0 [ 1335.880075][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.880160][ T32] r4:82ac21e4 [ 1335.880203][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.880282][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1335.880370][ T32] r4:e0501dc0 [ 1335.880415][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.895585][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1335.895722][ T32] r4:00000000 [ 1335.895778][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.895914][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1335.895964][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.896058][ T32] r5:00001000 r4:e0315000 [ 1335.896099][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.896177][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.896264][ T32] r5:84b4cf8c r4:84b4cc00 [ 1335.896324][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.896457][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1335.896504][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.896604][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.896685][ T32] r4:84bc7780 [ 1335.896747][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.896845][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1335.896896][ T32] r4:00000001 [ 1335.896945][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.897026][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1335.897089][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.897191][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.897266][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1335.897490][ T32] INFO: task kworker/0:528:4642 blocked for more than 462 seconds. ** 3 printk messages dropped ** [ 1335.897756][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.898203][ T32] r5:853f5400 r4:8291a680 ** 2 printk messages dropped ** [ 1335.898428][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb155e08 [ 1335.898474][ T32] r4:00000000 [ 1335.898517][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1335.898588][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.898656][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.898733][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8544bc00 [ 1335.898777][ T32] r4:00000000 [ 1335.898818][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.898907][ T32] r9:83018005 r8:853f5400 r7:00000000 r6:83018000 r5:00001000 r4:7f0bd000 [ 1335.898956][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.899044][ T32] r5:00001000 r4:eb14d000 [ 1335.899088][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.899179][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.899263][ T32] r5:8547cf8c r4:8547cc00 [ 1335.899316][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.899407][ T32] r7:dddced80 r6:83018000 r5:8547cf8c r4:853c2f80 [ 1335.899471][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.899583][ T32] r10:61c88647 r9:853f5400 r8:853c2fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.899644][ T32] r4:853c2f80 [ 1335.899685][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.899780][ T32] r10:00000000 r9:853c2f80 r8:80287e08 r7:eb151e60 r6:85450480 r5:853f5400 [ 1335.899826][ T32] r4:00000001 [ 1335.899865][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.899938][ T32] Exception stack(0xeb155fb0 to 0xeb155ff8) [ 1335.899993][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.900052][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.900105][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.900163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.900209][ T32] r4:8544b900 [ 1335.911682][ T32] INFO: task kworker/0:528:4642 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1335.911838][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.911970][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.912078][ T32] Call trace: [ 1335.912142][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.912248][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1335.912300][ T32] r4:00000000 [ 1335.912372][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.912453][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1335.912510][ T32] 1d20: c624f000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1335.912568][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1335.912618][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1335.912664][ T32] r5:80000013 r4:80239bb0 [ 1335.912703][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.912779][ T32] r4:82ac21e4 [ 1335.912820][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.912899][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1335.912941][ T32] r4:e0501dc0 [ 1335.912989][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.913084][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1335.913131][ T32] r4:00000000 [ 1335.913170][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.913257][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1335.913309][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.913387][ T32] r5:00001000 r4:e0315000 [ 1335.913428][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.913500][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.913578][ T32] r5:84b4cf8c r4:84b4cc00 [ 1335.913619][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.913705][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1335.913746][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.913832][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.913875][ T32] r4:84bc7780 [ 1335.913914][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.914047][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1335.914113][ T32] r4:00000001 [ 1335.914154][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.914221][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1335.914274][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.914340][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.914392][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.914446][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.914489][ T32] r4:84bcf280 [ 1335.914531][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.914599][ T32] INFO: task kworker/0:529:4645 blocked for more than 462 seconds. [ 1335.914680][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.914731][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.914770][ T32] task:kworker/0:529 state:D stack:0 pid:4645 tgid:4645 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.914865][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.914949][ T32] Call trace: [ 1335.915010][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1335.915104][ T32] r10:8291a684 r9:eb165d84 r8:00000002 r7:60000113 r6:eb165d8c r5:853f6000 [ 1335.915149][ T32] r4:853f6000 [ 1335.915205][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1335.915306][ T32] r5:853f6000 r4:8291a680 [ 1335.915347][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.915424][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.915513][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb165e08 [ 1335.915563][ T32] r4:00000000 [ 1335.915612][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1335.915746][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.915913][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.916030][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8544bc80 [ 1335.916082][ T32] r4:00000000 [ 1335.916154][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.916254][ T32] r9:83018005 r8:853f6000 r7:00000000 r6:83018000 r5:00001000 r4:7f0bf000 [ 1335.916307][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.916425][ T32] r5:00001000 r4:eb15b000 [ 1335.916473][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.916565][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.916658][ T32] r5:8547d38c r4:8547d000 [ 1335.916702][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.916792][ T32] r7:dddced80 r6:83018000 r5:8547d38c r4:853c2d80 [ 1335.916854][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.916958][ T32] r10:61c88647 r9:853f6000 r8:853c2dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.917008][ T32] r4:853c2d80 [ 1335.917073][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.917176][ T32] r10:00000000 r9:853c2d80 r8:80287e08 r7:eb151e60 r6:85450500 r5:853f6000 [ 1335.917230][ T32] r4:00000001 [ 1335.917359][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.917495][ T32] Exception stack(0xeb165fb0 to 0xeb165ff8) [ 1335.917570][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.917639][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.917713][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.917796][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.917868][ T32] r4:8544bcc0 [ 1335.918386][ T32] INFO: task kworker/0:529:4645 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1335.918471][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.918643][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.918741][ T32] Call trace: [ 1335.918806][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.918912][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1335.918962][ T32] r4:00000000 [ 1335.919027][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.919113][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1335.919171][ T32] 1d20: c624f000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1335.919233][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1335.919290][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1335.919345][ T32] r5:80000013 r4:80239bb0 [ 1335.919389][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.919477][ T32] r4:82ac21e4 [ 1335.919522][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.919627][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1335.919675][ T32] r4:e0501dc0 [ 1335.919713][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.919797][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1335.919863][ T32] r4:00000000 [ 1335.919923][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.920016][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1335.920063][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.920148][ T32] r5:00001000 r4:e0315000 [ 1335.920190][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.920268][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.920380][ T32] r5:84b4cf8c r4:84b4cc00 [ 1335.920488][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.951511][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1335.951613][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.951751][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.951804][ T32] r4:84bc7780 [ 1335.951849][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.951948][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1335.952030][ T32] r4:00000001 [ 1335.952083][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.952178][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1335.952246][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.952319][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.952526][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.952615][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.952683][ T32] r4:84bcf280 [ 1335.952753][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.952818][ T32] INFO: task kworker/0:530:4647 blocked for more than 462 seconds. [ 1335.952884][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 1 printk messages dropped ** [ 1335.952979][ T32] task:kworker/0:530 state:D stack:0 pid:4647 tgid:4647 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1335.953648][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1335.953993][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1335.954412][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.954503][ T32] r5:00001000 r4:eb161000 [ 1335.954562][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.954657][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.954754][ T32] r5:8547d78c r4:8547d400 [ 1335.954801][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.954901][ T32] r7:dddced80 r6:83018000 r5:8547d78c r4:8534af80 [ 1335.954952][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.955053][ T32] r10:61c88647 r9:853f6c00 r8:8534afac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.955107][ T32] r4:8534af80 [ 1335.955154][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.955257][ T32] r10:00000000 r9:8534af80 r8:80287e08 r7:eb151e60 r6:85450580 r5:853f6c00 [ 1335.955328][ T32] r4:00000001 [ 1335.955380][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.955467][ T32] Exception stack(0xeb16dfb0 to 0xeb16dff8) [ 1335.955528][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.955601][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.955659][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.955721][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.955773][ T32] r4:8544bd80 [ 1335.956515][ T32] INFO: task kworker/0:530:4647 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1335.956609][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.956822][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.956925][ T32] Call trace: [ 1335.957035][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.957149][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1335.957203][ T32] r4:00000000 [ 1335.957248][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.957330][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1335.957405][ T32] 1d20: c6450000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1335.957476][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1335.957532][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1335.957632][ T32] r5:80000013 r4:80239bb0 [ 1335.957709][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.957802][ T32] r4:82ac21e4 [ 1335.957847][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.957954][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1335.958015][ T32] r4:e0501dc0 [ 1335.958056][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.958158][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1335.958223][ T32] r4:00000000 [ 1335.958283][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.958405][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1335.958463][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.958573][ T32] r5:00001000 r4:e0315000 [ 1335.958632][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.958728][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.958835][ T32] r5:84b4cf8c r4:84b4cc00 [ 1335.958884][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.958996][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1335.959052][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.959147][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.959195][ T32] r4:84bc7780 [ 1335.959237][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.959332][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1335.959402][ T32] r4:00000001 [ 1335.959450][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.959529][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1335.959594][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.959654][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.959708][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.959776][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.959840][ T32] r4:84bcf280 [ 1335.959889][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.959942][ T32] INFO: task kworker/0:531:4650 blocked for more than 462 seconds. [ 1335.960003][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.960053][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.960096][ T32] task:kworker/0:531 state:D stack:0 pid:4650 tgid:4650 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.960210][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.960370][ T32] Call trace: [ 1335.960527][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1335.988785][ T32] r10:8291a684 r9:eb18dd84 r8:00000002 r7:60000013 r6:eb18dd8c r5:853f0000 [ 1335.988895][ T32] r4:853f0000 [ 1335.988972][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1335.989113][ T32] r5:853f0000 r4:8291a680 [ 1335.989184][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.989276][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.989375][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb18de08 [ 1335.989435][ T32] r4:00000000 [ 1335.989485][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1335.989577][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.989668][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.989767][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85454040 [ 1335.989845][ T32] r4:00000000 [ 1335.989903][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.990015][ T32] r9:83018005 r8:853f0000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c3000 [ 1335.990071][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.990175][ T32] r5:00001000 r4:eb16f000 [ 1335.990226][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.990313][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.990462][ T32] r5:8547db8c r4:8547d800 [ 1336.001678][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.001847][ T32] r7:dddced80 r6:83018000 r5:8547db8c r4:85456000 [ 1336.001909][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.002021][ T32] r10:61c88647 r9:853f0000 r8:8545602c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.002075][ T32] r4:85456000 [ 1336.002142][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.002243][ T32] r10:00000000 r9:85456000 r8:80287e08 r7:eb151e60 r6:85450600 r5:853f0000 [ 1336.002301][ T32] r4:00000001 [ 1336.002370][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.002465][ T32] Exception stack(0xeb18dfb0 to 0xeb18dff8) [ 1336.002536][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.002612][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.002674][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.002741][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.002790][ T32] r4:85454100 [ 1336.003532][ T32] INFO: task kworker/0:531:4650 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1336.003663][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.003843][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.003950][ T32] Call trace: [ 1336.004021][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.004143][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1336.004211][ T32] r4:00000000 [ 1336.004256][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.004430][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1336.004495][ T32] 1d20: c6913000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1336.004575][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1336.004633][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1336.004690][ T32] r5:80000013 r4:80239bb0 [ 1336.004738][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.004833][ T32] r4:82ac21e4 [ 1336.004883][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.004979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1336.005058][ T32] r4:e0501dc0 [ 1336.005110][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.005207][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1336.005264][ T32] r4:00000000 [ 1336.005319][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.005428][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1336.005494][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.005608][ T32] r5:00001000 r4:e0315000 [ 1336.005662][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.005748][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.005838][ T32] r5:84b4cf8c r4:84b4cc00 [ 1336.005883][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.005996][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1336.006051][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.006147][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.006198][ T32] r4:84bc7780 [ 1336.006260][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.006385][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1336.006446][ T32] r4:00000001 [ 1336.006494][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.006588][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1336.006691][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.006775][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.006841][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.006910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.006963][ T32] r4:84bcf280 [ 1336.007013][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.007103][ T32] INFO: task kworker/0:532:4652 blocked for more than 462 seconds. ** 2 printk messages dropped ** [ 1336.007303][ T32] task:kworker/0:532 state:D stack:0 pid:4652 tgid:4652 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1336.007966][ T32] r5:853f8000 r4:8291a680 ** 1 printk messages dropped ** [ 1336.008103][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1336.008408][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.008491][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.008594][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85454480 [ 1336.008645][ T32] r4:00000000 [ 1336.008693][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.008785][ T32] r9:83018005 r8:853f8000 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1336.008832][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.008918][ T32] r5:00001000 r4:dfa09000 [ 1336.008960][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.009037][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.009130][ T32] r5:8547e78c r4:8547e400 [ 1336.009176][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.009290][ T32] r7:dddced80 r6:83018000 r5:8547e78c r4:85456100 [ 1336.009342][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.009467][ T32] r10:61c88647 r9:853f8000 r8:8545612c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.009537][ T32] r4:85456100 [ 1336.009593][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.009709][ T32] r10:00000000 r9:85456100 r8:80287e08 r7:eb151e60 r6:85450680 r5:853f8000 [ 1336.009783][ T32] r4:00000001 [ 1336.009835][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.009915][ T32] Exception stack(0xeb191fb0 to 0xeb191ff8) [ 1336.009978][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.010062][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.010138][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.010206][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.010261][ T32] r4:85454340 [ 1336.035041][ T32] INFO: task kworker/0:532:4652 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1336.035285][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.035463][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.035625][ T32] Call trace: [ 1336.035705][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.035853][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1336.035920][ T32] r4:00000000 [ 1336.035986][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.036084][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1336.036146][ T32] 1d20: c6a94000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1336.036229][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1336.036295][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1336.036381][ T32] r5:80000013 r4:80239bb0 [ 1336.036438][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.036536][ T32] r4:82ac21e4 [ 1336.036615][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.036723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1336.036779][ T32] r4:e0501dc0 [ 1336.036841][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.036959][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1336.037018][ T32] r4:00000000 [ 1336.037068][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.037172][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1336.037242][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.037337][ T32] r5:00001000 r4:e0315000 [ 1336.037385][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.037469][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.037579][ T32] r5:84b4cf8c r4:84b4cc00 [ 1336.037634][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.037739][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1336.037823][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.037945][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.038018][ T32] r4:84bc7780 [ 1336.038073][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.038178][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1336.038238][ T32] r4:00000001 [ 1336.038291][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.038395][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1336.038463][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.038533][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.038607][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.038676][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.038727][ T32] r4:84bcf280 [ 1336.038775][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.038855][ T32] INFO: task kworker/0:533:4653 blocked for more than 462 seconds. [ 1336.038928][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.039003][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.039056][ T32] task:kworker/0:533 state:D stack:0 pid:4653 tgid:4653 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.039157][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.039246][ T32] Call trace: [ 1336.039317][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1336.039421][ T32] r10:8291a684 r9:eb195d84 r8:00000002 r7:60000013 r6:eb195d8c r5:853f8c00 [ 1336.039473][ T32] r4:853f8c00 [ 1336.039520][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1336.039622][ T32] r5:853f8c00 r4:8291a680 [ 1336.039667][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.039753][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.039852][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb195e08 [ 1336.039922][ T32] r4:00000000 [ 1336.039976][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1336.040076][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.040172][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.040267][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85454280 [ 1336.040322][ T32] r4:00000000 [ 1336.040398][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.055006][ T32] r9:83018005 r8:853f8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c7000 [ 1336.055210][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.055407][ T32] r5:00001000 r4:eb183000 [ 1336.055478][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.055589][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.055713][ T32] r5:8547e38c r4:8547e000 [ 1336.055783][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.055944][ T32] r7:dddced80 r6:83018000 r5:8547e38c r4:85456180 [ 1336.056009][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.056120][ T32] r10:61c88647 r9:853f8c00 r8:854561ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.056180][ T32] r4:85456180 [ 1336.056247][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.056394][ T32] r10:00000000 r9:85456180 r8:80287e08 r7:eb191e60 r6:85450700 r5:853f8c00 [ 1336.056452][ T32] r4:00000001 [ 1336.056503][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.056620][ T32] Exception stack(0xeb195fb0 to 0xeb195ff8) [ 1336.056738][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.056822][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.056891][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.056960][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.057014][ T32] r4:85454340 [ 1336.057768][ T32] INFO: task kworker/0:533:4653 is blocked on a mutex likely owned by task kworker/0:178:3691. ** 1 printk messages dropped ** [ 1336.058050][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.058160][ T32] Call trace: [ 1336.058237][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.058357][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1336.058416][ T32] r4:00000000 [ 1336.058467][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.058565][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1336.058650][ T32] 1d20: c6afa000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1336.058726][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1336.058789][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1336.058863][ T32] r5:80000013 r4:80239bb0 [ 1336.058931][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.059046][ T32] r4:82ac21e4 [ 1336.059108][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.059200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1336.059270][ T32] r4:e0501dc0 [ 1336.059321][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.059417][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1336.059473][ T32] r4:00000000 [ 1336.059518][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.059634][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1336.059709][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.059798][ T32] r5:00001000 r4:e0315000 [ 1336.059840][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.059920][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.060018][ T32] r5:84b4cf8c r4:84b4cc00 [ 1336.060070][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.060176][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1336.060231][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.060358][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.060461][ T32] r4:84bc7780 [ 1336.078685][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.078889][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1336.078955][ T32] r4:00000001 [ 1336.079000][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.079084][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1336.079155][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.079223][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.079286][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.079355][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.079435][ T32] r4:84bcf280 [ 1336.079527][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.079622][ T32] INFO: task kworker/1:230:4658 blocked for more than 462 seconds. [ 1336.079714][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.079772][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.079841][ T32] task:kworker/1:230 state:D stack:0 pid:4658 tgid:4658 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.079970][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.080115][ T32] Call trace: [ 1336.080214][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1336.080357][ T32] r10:8291a684 r9:eb181d84 r8:00000002 r7:60000113 r6:eb181d8c r5:853f9800 [ 1336.080465][ T32] r4:853f9800 [ 1336.091411][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1336.091561][ T32] r5:853f9800 r4:8291a680 [ 1336.091591][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.091639][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.091700][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb181e08 [ 1336.091758][ T32] r4:00000000 [ 1336.091802][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1336.091908][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.092015][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.092113][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545d580 [ 1336.092163][ T32] r4:00000000 [ 1336.092186][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.092237][ T32] r9:83018205 r8:853f9800 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1336.092261][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.092371][ T32] r5:00001000 r4:ea8bf000 [ 1336.092405][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.092449][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.092516][ T32] r5:853c5f8c r4:853c5c00 [ 1336.092541][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.092620][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:85450780 [ 1336.092645][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.092720][ T32] r10:61c88647 r9:853f9800 r8:854507ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.092768][ T32] r4:85450780 [ 1336.092793][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.092841][ T32] r10:00000000 r9:85450780 r8:80287e08 r7:eaf31e60 r6:85450800 r5:853f9800 [ 1336.092876][ T32] r4:00000001 [ 1336.092917][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.092964][ T32] Exception stack(0xeb181fb0 to 0xeb181ff8) [ 1336.092995][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1336.093079][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1336.093706][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1336.094029][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1336.094171][ T32] 1d20: c6e6f000 e02e7000 00000001 80239b98 7f539000 00000001 ** 3 printk messages dropped ** [ 1336.094306][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 5 printk messages dropped ** [ 1336.094493][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 6 printk messages dropped ** [ 1336.094717][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1336.094993][ T32] r4:84bc7780 ** 1 printk messages dropped ** [ 1336.095058][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1336.095081][ T32] r4:00000001 [ 1336.095099][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.095134][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1336.095161][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.095213][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.095245][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.095296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.095329][ T32] r4:84bcf280 [ 1336.095384][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.095449][ T32] INFO: task kworker/1:231:4662 blocked for more than 462 seconds. [ 1336.095487][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.095512][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.095549][ T32] task:kworker/1:231 state:D stack:0 pid:4662 tgid:4662 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.095604][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.095674][ T32] Call trace: [ 1336.095725][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1336.095791][ T32] r10:8291a684 r9:eaba1d84 r8:00000002 r7:60000013 r6:eaba1d8c r5:853fa400 [ 1336.095814][ T32] r4:853fa400 [ 1336.095836][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1336.095880][ T32] r5:853fa400 r4:8291a680 [ 1336.095900][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.095939][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.095983][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaba1e08 [ 1336.096018][ T32] r4:00000000 [ 1336.096040][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1336.096080][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.096116][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.096159][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545d6c0 [ 1336.096182][ T32] r4:00000000 [ 1336.096201][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.096245][ T32] r9:83018205 r8:853fa400 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1336.096267][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.096312][ T32] r5:00001000 r4:ea9d7000 [ 1336.096393][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.096445][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.096514][ T32] r5:853c638c r4:853c6000 [ 1336.096538][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.096594][ T32] r7:ddde2d80 r6:83018200 r5:853c638c r4:85450880 [ 1336.096615][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.096665][ T32] r10:61c88647 r9:853fa400 r8:854508ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.096687][ T32] r4:85450880 [ 1336.096705][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.096749][ T32] r10:00000000 r9:85450880 r8:80287e08 r7:eb181e60 r6:85450900 r5:853fa400 [ 1336.096794][ T32] r4:00000001 [ 1336.096817][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.096854][ T32] Exception stack(0xeaba1fb0 to 0xeaba1ff8) [ 1336.096881][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.096909][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.096935][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.096964][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.096987][ T32] r4:8545d4c0 [ 1336.097277][ T32] INFO: task kworker/1:231:4662 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1336.097321][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.097381][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.097473][ T32] Call trace: [ 1336.097532][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.097613][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1336.097667][ T32] r4:00000000 [ 1336.097745][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.097795][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1336.097825][ T32] 1d20: c6e6f000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1336.097854][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1336.097904][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1336.098003][ T32] r5:80000013 r4:80239bb0 [ 1336.098065][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.098132][ T32] r4:82ac21e4 [ 1336.098179][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.098227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1336.098251][ T32] r4:e0501dc0 [ 1336.098271][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.098316][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1336.098339][ T32] r4:00000000 [ 1336.098358][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.098404][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1336.098426][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.098469][ T32] r5:00001000 r4:e0315000 [ 1336.098559][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.098664][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.098713][ T32] r5:84b4cf8c r4:84b4cc00 [ 1336.098734][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.098783][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1336.098806][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.098872][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.098898][ T32] r4:84bc7780 [ 1336.098918][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.099003][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1336.099042][ T32] r4:00000001 [ 1336.099065][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.099104][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1336.099155][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.099215][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.099246][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.099276][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.099298][ T32] r4:84bcf280 [ 1336.099324][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.099351][ T32] INFO: task kworker/1:232:4664 blocked for more than 462 seconds. [ 1336.099385][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.099413][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.099479][ T32] task:kworker/1:232 state:D stack:0 pid:4664 tgid:4664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.099533][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.099609][ T32] Call trace: [ 1336.099642][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1336.099715][ T32] r10:8291a684 r9:eafd1d84 r8:00000002 r7:60000113 r6:eafd1d8c r5:85368c00 [ 1336.099766][ T32] r4:85368c00 [ 1336.099813][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1336.099861][ T32] r5:85368c00 r4:8291a680 [ 1336.099881][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.099921][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.099965][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafd1e08 [ 1336.099987][ T32] r4:00000000 [ 1336.100006][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1336.100040][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.100103][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.100156][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545d840 [ 1336.100209][ T32] r4:00000000 [ 1336.100256][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.100308][ T32] r9:83018205 r8:85368c00 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 ** 1 printk messages dropped ** [ 1336.121054][ T32] r5:00001000 r4:eab45000 ** 1 printk messages dropped ** [ 1336.121376][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.121475][ T32] r5:853c678c r4:853c6400 ** 1 printk messages dropped ** [ 1336.121639][ T32] r7:ddde2d80 r6:83018200 r5:853c678c r4:85450980 ** 1 printk messages dropped ** [ 1336.121819][ T32] r10:61c88647 r9:85368c00 r8:854509ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1336.122263][ T32] Exception stack(0xeafd1fb0 to 0xeafd1ff8) ** 3 printk messages dropped ** [ 1336.122566][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1336.123927][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.124034][ T32] Call trace: [ 1336.124105][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.124217][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1336.124274][ T32] r4:00000000 [ 1336.124393][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.124500][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1336.124633][ T32] 1d20: c6fb5000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1336.124700][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1336.124781][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1336.124844][ T32] r5:80000013 r4:80239bb0 [ 1336.124911][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.125015][ T32] r4:82ac21e4 [ 1336.125066][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.125162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1336.125214][ T32] r4:e0501dc0 [ 1336.125266][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.125369][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1336.125427][ T32] r4:00000000 [ 1336.125473][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.125591][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1336.125657][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.125767][ T32] r5:00001000 r4:e0315000 [ 1336.125819][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.125928][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.126028][ T32] r5:84b4cf8c r4:84b4cc00 [ 1336.126078][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.126180][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1336.126236][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.126344][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.126422][ T32] r4:84bc7780 [ 1336.126492][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.126615][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1336.126677][ T32] r4:00000001 [ 1336.126724][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.126806][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1336.126869][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.126933][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.126992][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.127059][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.127110][ T32] r4:84bcf280 [ 1336.127161][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.127224][ T32] INFO: task kworker/1:233:4666 blocked for more than 462 seconds. [ 1336.127317][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.127381][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.127432][ T32] task:kworker/1:233 state:D stack:0 pid:4666 tgid:4666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.127530][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.127757][ T32] Call trace: [ 1336.127869][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1336.127978][ T32] r10:8291a684 r9:eaff1d84 r8:00000002 r7:60000013 r6:eaff1d8c r5:8536bc00 [ 1336.128034][ T32] r4:8536bc00 [ 1336.128084][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1336.128178][ T32] r5:8536bc00 r4:8291a680 [ 1336.128226][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.128359][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.128466][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaff1e08 [ 1336.128524][ T32] r4:00000000 [ 1336.128584][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1336.128684][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.128771][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.128863][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545d8c0 [ 1336.128917][ T32] r4:00000000 [ 1336.128965][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.129068][ T32] r9:83018205 r8:8536bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1336.129147][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.129252][ T32] r5:00001000 r4:eab5f000 [ 1336.129328][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.129430][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.129533][ T32] r5:853c6b8c r4:853c6800 [ 1336.129601][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.129704][ T32] r7:ddde2d80 r6:83018200 r5:853c6b8c r4:85450b00 [ 1336.129772][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.129898][ T32] r10:61c88647 r9:8536bc00 r8:85450b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.129962][ T32] r4:85450b00 [ 1336.130017][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.130127][ T32] r10:00000000 r9:85450b00 r8:80287e08 r7:eafd1e60 r6:85456300 r5:8536bc00 [ 1336.130184][ T32] r4:00000001 [ 1336.130231][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.130317][ T32] Exception stack(0xeaff1fb0 to 0xeaff1ff8) [ 1336.130386][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.157199][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.157402][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.157485][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.157569][ T32] r4:8545d800 [ 1336.158309][ T32] INFO: task kworker/1:233:4666 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1336.158402][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.158567][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.158720][ T32] Call trace: [ 1336.158807][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.158934][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1336.158993][ T32] r4:00000000 [ 1336.159042][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.159133][ T32] Exception stack(0xe0501d28 to 0xe0501d70) ** 1 printk messages dropped ** [ 1336.159275][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 ** 9 printk messages dropped ** [ 1336.159946][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1336.160401][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1336.176504][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1336.177096][ T32] INFO: task kworker/1:234:4667 blocked for more than 462 seconds. ** 2 printk messages dropped ** [ 1336.177283][ T32] task:kworker/1:234 state:D stack:0 pid:4667 tgid:4667 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.177413][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.177556][ T32] Call trace: [ 1336.177655][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1336.177769][ T32] r10:8291a684 r9:eb001d84 r8:00000002 r7:60000113 r6:eb001d8c r5:85369800 [ 1336.177825][ T32] r4:85369800 [ 1336.177874][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1336.177991][ T32] r5:85369800 r4:8291a680 [ 1336.178049][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.178139][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.178239][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb001e08 [ 1336.178295][ T32] r4:00000000 [ 1336.178348][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1336.178434][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.178525][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.178631][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545dc40 [ 1336.178708][ T32] r4:00000000 [ 1336.178768][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.178891][ T32] r9:83018205 r8:85369800 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1336.178952][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.179044][ T32] r5:00001000 r4:eabcd000 [ 1336.179097][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.179186][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.179290][ T32] r5:853c738c r4:853c7000 [ 1336.179345][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.179453][ T32] r7:ddde2d80 r6:83018200 r5:853c738c r4:85450b80 [ 1336.179525][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.179673][ T32] r10:61c88647 r9:85369800 r8:85450bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.179765][ T32] r4:85450b80 [ 1336.179857][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.179968][ T32] r10:00000000 r9:85450b80 r8:80287e08 r7:eaff1e60 r6:85456200 r5:85369800 [ 1336.180023][ T32] r4:00000001 [ 1336.180067][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.180136][ T32] Exception stack(0xeb001fb0 to 0xeb001ff8) [ 1336.180199][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.180262][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.180359][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.180449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.201382][ T32] r4:8545d900 [ 1336.202185][ T32] INFO: task kworker/1:234:4667 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1336.202286][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.202506][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.202648][ T32] Call trace: [ 1336.202720][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.202846][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1336.202904][ T32] r4:00000000 [ 1336.202951][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.203054][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1336.203131][ T32] 1d20: c75f1000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1336.203200][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1336.203261][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1336.203319][ T32] r5:80000013 r4:80239bb0 ** 3 printk messages dropped ** [ 1336.203642][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 ** 9 printk messages dropped ** [ 1336.204394][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1336.205142][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1336.205485][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.206005][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1336.206715][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1336.207406][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1336.207798][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1336.208232][ T32] r10:61c88647 r9:8536b000 r8:85450a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1336.208967][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1336.210177][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.231482][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 ** 9 printk messages dropped ** [ 1336.232287][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1336.233021][ T32] r5:84b4cf8c r4:84b4cc00 ** 6 printk messages dropped ** [ 1336.233568][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 7 printk messages dropped ** [ 1336.234029][ T32] r4:84bcf280 ** 5 printk messages dropped ** [ 1336.234404][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1336.234962][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1336.235546][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1336.235965][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1336.236230][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.236347][ T32] r10:61c88647 r9:85368000 r8:854563ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.236402][ T32] r4:85456380 [ 1336.236439][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.236527][ T32] r10:00000000 r9:85456380 r8:80287e08 r7:eb191e60 r6:85456400 r5:85368000 [ 1336.236596][ T32] r4:00000001 [ 1336.236641][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.236708][ T32] Exception stack(0xeb01dfb0 to 0xeb01dff8) [ 1336.236765][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.236822][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.236893][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.236955][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.237001][ T32] r4:85454cc0 [ 1336.237684][ T32] INFO: task kworker/0:534:4671 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1336.237757][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.237869][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.237956][ T32] Call trace: [ 1336.238022][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.238121][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1336.238166][ T32] r4:00000000 [ 1336.238208][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.238287][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1336.238339][ T32] 1d20: c7678000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1336.238428][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1336.238488][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1336.238532][ T32] r5:80000013 r4:80239bb0 [ 1336.238583][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.238677][ T32] r4:82ac21e4 [ 1336.238718][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.238814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1336.238866][ T32] r4:e0501dc0 [ 1336.238899][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.238989][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1336.239047][ T32] r4:00000000 [ 1336.239083][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.239196][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1336.239249][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.239338][ T32] r5:00001000 r4:e0315000 [ 1336.239385][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.239465][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.239546][ T32] r5:84b4cf8c r4:84b4cc00 [ 1336.239589][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.239683][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1336.239731][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.239821][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.239894][ T32] r4:84bc7780 [ 1336.239955][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.240047][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1336.240094][ T32] r4:00000001 [ 1336.240154][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.240234][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1336.240286][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.240370][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1336.272046][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 13 printk messages dropped ** [ 1336.273379][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1336.274113][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1336.274949][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1336.276397][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.276538][ T32] Call trace: [ 1336.276622][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.276737][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1336.276824][ T32] r4:00000000 [ 1336.276883][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.276976][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1336.277075][ T32] 1d20: c7dc6000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1336.277152][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1336.277213][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1336.277270][ T32] r5:80000013 r4:80239bb0 [ 1336.277325][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.277420][ T32] r4:82ac21e4 [ 1336.277472][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.277579][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1336.277653][ T32] r4:e0501dc0 [ 1336.277708][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.277805][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1336.277867][ T32] r4:00000000 [ 1336.277919][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.278024][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1336.278076][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.278172][ T32] r5:00001000 r4:e0315000 ** 1 printk messages dropped ** [ 1336.278341][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1336.279491][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 16 printk messages dropped ** [ 1336.302225][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb039e08 ** 11 printk messages dropped ** [ 1336.303336][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 21 printk messages dropped ** [ 1336.305890][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 ** 18 printk messages dropped ** [ 1336.307680][ T32] r5:00001000 r4:e0315000 ** 13 printk messages dropped ** [ 1336.308825][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 21 printk messages dropped ** [ 1336.331931][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1336.332176][ T32] r4:00000000 [ 1336.332285][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.332460][ T32] r9:83018205 r8:8483ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1336.332517][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.332624][ T32] r5:00001000 r4:eac27000 [ 1336.332688][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.332818][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.332912][ T32] r5:853c7b8c r4:853c7800 [ 1336.332958][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.333057][ T32] r7:ddde2d80 r6:83018200 r5:853c7b8c r4:85450d00 [ 1336.333106][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.333201][ T32] r10:61c88647 r9:8483ec00 r8:85450d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.333250][ T32] r4:85450d00 [ 1336.333297][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.333402][ T32] r10:00000000 r9:85450d00 r8:80287e08 r7:eb029e60 r6:85456600 r5:8483ec00 [ 1336.333453][ T32] r4:00000001 [ 1336.333599][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.333728][ T32] Exception stack(0xeb199fb0 to 0xeb199ff8) [ 1336.333806][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.333909][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.334014][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1336.335244][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1336.336436][ T32] r4:82ac21e4 ** 11 printk messages dropped ** [ 1336.337584][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 19 printk messages dropped ** [ 1336.339322][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 19 printk messages dropped ** [ 1336.367513][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1336.369028][ T32] r4:00000001 ** 12 printk messages dropped ** [ 1336.395822][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 ** 18 printk messages dropped ** [ 1336.398047][ T32] r5:00001000 r4:e0315000 ** 6 printk messages dropped ** [ 1336.398729][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.398802][ T32] r4:84bc7780 [ 1336.398857][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.398952][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1336.399004][ T32] r4:00000001 [ 1336.399052][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.399262][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1336.399340][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.399406][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.399469][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.399531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.399646][ T32] r4:84bcf280 [ 1336.399741][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.399813][ T32] INFO: task kworker/1:239:4678 blocked for more than 462 seconds. [ 1336.399883][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.400051][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.400118][ T32] task:kworker/1:239 state:D stack:0 pid:4678 tgid:4678 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.400232][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.416323][ T32] Call trace: [ 1336.416605][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1336.416817][ T32] r10:8291a684 r9:eb1a5d84 r8:00000002 r7:60000113 r6:eb1a5d8c r5:849a1800 [ 1336.416918][ T32] r4:849a1800 [ 1336.416978][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1336.417084][ T32] r5:849a1800 r4:8291a680 [ 1336.417137][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 13 printk messages dropped ** [ 1336.418979][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1336.420289][ T32] Exception stack(0xeb1a5fb0 to 0xeb1a5ff8) ** 14 printk messages dropped ** [ 1336.437110][ T32] 1d20: c88c8000 e02e7000 00000001 80239b98 7f539000 00000001 ** 21 printk messages dropped ** [ 1336.440030][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 16 printk messages dropped ** [ 1336.463460][ T32] Workqueue: events bpf_prog_free_deferred ** 15 printk messages dropped ** [ 1336.465345][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 12 printk messages dropped ** [ 1336.467318][ T32] r10:00000000 r9:85450e80 r8:80287e08 r7:eb1a5e60 r6:85456780 r5:849a0c00 ** 19 printk messages dropped ** [ 1336.498242][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff ** 12 printk messages dropped ** [ 1336.499554][ T32] r5:00001000 r4:e0315000 [ 1336.499662][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.499852][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.499953][ T32] r5:84b4cf8c r4:84b4cc00 [ 1336.500006][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.500153][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1336.500252][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.500389][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.500642][ T32] r4:84bc7780 [ 1336.500858][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.515634][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1336.515813][ T32] r4:00000001 [ 1336.516099][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.516230][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1336.516457][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.516567][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.516639][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.516718][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.516778][ T32] r4:84bcf280 [ 1336.517087][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.517163][ T32] INFO: task kworker/1:241:4682 blocked for more than 462 seconds. [ 1336.517233][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 1 printk messages dropped ** [ 1336.517549][ T32] task:kworker/1:241 state:D stack:0 pid:4682 tgid:4682 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 21 printk messages dropped ** [ 1336.541762][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1336.542333][ T32] r10:61c88647 r9:849a2400 r8:85450e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1336.543797][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1336.546196][ T32] 1d20: c9101000 e02e7000 00000001 80239b98 7f539000 00000001 ** 9 printk messages dropped ** [ 1336.547381][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 9 printk messages dropped ** [ 1336.548460][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 ** 7 printk messages dropped ** [ 1336.549052][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) ** 6 printk messages dropped ** [ 1336.549810][ T32] INFO: task kworker/1:242:4684 blocked for more than 462 seconds. ** 6 printk messages dropped ** [ 1336.582079][ T32] r10:8291a684 r9:eb1bdd84 r8:00000002 r7:60000113 r6:eb1bdd8c r5:849a3000 ** 9 printk messages dropped ** [ 1336.582977][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1336.583752][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.583861][ T32] r5:8542038c r4:85420000 ** 2 printk messages dropped ** [ 1336.584167][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1336.585166][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1336.586367][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1336.587317][ T32] 1d20: c958a000 e02e7000 00000001 80239b98 7f539000 00000001 ** 9 printk messages dropped ** [ 1336.588031][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 9 printk messages dropped ** [ 1336.589378][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 ** 6 printk messages dropped ** [ 1336.590536][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1336.612644][ T32] INFO: task kworker/1:243:4686 blocked for more than 463 seconds. ** 1 printk messages dropped ** [ 1336.612811][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.612853][ T32] task:kworker/1:243 state:D stack:0 pid:4686 tgid:4686 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.613000][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.613147][ T32] Call trace: [ 1336.613217][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1336.613322][ T32] r10:8291a684 r9:eb1c5d84 r8:00000002 r7:60000113 r6:eb1c5d8c r5:849a3c00 [ 1336.613375][ T32] r4:849a3c00 [ 1336.613417][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1336.613507][ T32] r5:849a3c00 r4:8291a680 [ 1336.613559][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.613726][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.613870][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1c5e08 [ 1336.613921][ T32] r4:00000000 [ 1336.613955][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1336.614029][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.614107][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.614191][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854446c0 [ 1336.614237][ T32] r4:00000000 [ 1336.614282][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.614466][ T32] r9:83018205 r8:849a3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1336.614541][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.614665][ T32] r5:00001000 r4:ead1b000 [ 1336.614755][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.614873][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.614957][ T32] r5:8542078c r4:85420400 [ 1336.615005][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.615100][ T32] r7:ddde2d80 r6:83018200 r5:8542078c r4:85441180 [ 1336.615175][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.615271][ T32] r10:61c88647 r9:849a3c00 r8:854411ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.615368][ T32] r4:85441180 [ 1336.615416][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.615506][ T32] r10:00000000 r9:85441180 r8:80287e08 r7:eb1b5e60 r6:85456900 r5:849a3c00 [ 1336.615557][ T32] r4:00000001 [ 1336.615600][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.615677][ T32] Exception stack(0xeb1c5fb0 to 0xeb1c5ff8) [ 1336.615726][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.615788][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.615837][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.615974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.616046][ T32] r4:854444c0 [ 1336.616832][ T32] INFO: task kworker/1:243:4686 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1336.616911][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.617031][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.617238][ T32] Call trace: [ 1336.617320][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.617452][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1336.617541][ T32] r4:00000000 [ 1336.617605][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.617769][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1336.617830][ T32] 1d20: c971c000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1336.617891][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1336.617938][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1336.617991][ T32] r5:80000013 r4:80239bb0 [ 1336.618050][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.618137][ T32] r4:82ac21e4 [ 1336.618224][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.618324][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1336.618373][ T32] r4:e0501dc0 [ 1336.618413][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.618496][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1336.618538][ T32] r4:00000000 [ 1336.618589][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.618679][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1336.618723][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.618808][ T32] r5:00001000 r4:e0315000 [ 1336.618851][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.618929][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.619073][ T32] r5:84b4cf8c r4:84b4cc00 [ 1336.619123][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.619215][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1336.619257][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.619349][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.619400][ T32] r4:84bc7780 [ 1336.619436][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.619528][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1336.619585][ T32] r4:00000001 [ 1336.619636][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.619719][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1336.619786][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.619845][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.619901][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.619960][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.620020][ T32] r4:84bcf280 [ 1336.620067][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.620112][ T32] INFO: task kworker/1:244:4688 blocked for more than 463 seconds. [ 1336.620176][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.620223][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.620268][ T32] task:kworker/1:244 state:D stack:0 pid:4688 tgid:4688 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.620466][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.644535][ T32] Call trace: [ 1336.644621][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1336.644699][ T32] r10:8291a684 r9:eb1cdd84 r8:00000002 r7:60000013 r6:eb1cdd8c r5:849a6000 [ 1336.644725][ T32] r4:849a6000 [ 1336.644746][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) ** 1 printk messages dropped ** [ 1336.644879][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1336.645742][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1336.646222][ T32] r5:00001000 r4:ead2b000 ** 1 printk messages dropped ** [ 1336.646287][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.646330][ T32] r5:85420b8c r4:85420800 [ 1336.646352][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.646419][ T32] r7:ddde2d80 r6:83018200 r5:85420b8c r4:85441080 [ 1336.646444][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.646598][ T32] r10:61c88647 r9:849a6000 r8:854410ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.646628][ T32] r4:85441080 [ 1336.646838][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.647120][ T32] r10:00000000 r9:85441080 r8:80287e08 r7:eb1b5e60 r6:85456980 r5:849a6000 [ 1336.647147][ T32] r4:00000001 [ 1336.647167][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.647207][ T32] Exception stack(0xeb1cdfb0 to 0xeb1cdff8) [ 1336.647254][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.647568][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.648360][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.648409][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.648432][ T32] r4:85444680 [ 1336.648930][ T32] INFO: task kworker/1:244:4688 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1336.649006][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.649099][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.649219][ T32] Call trace: [ 1336.649328][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.649730][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1336.649760][ T32] r4:00000000 [ 1336.649781][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.650240][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1336.650490][ T32] 1d20: c9bf1000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1336.676590][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1336.676691][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1336.676754][ T32] r5:80000013 r4:80239bb0 [ 1336.676808][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.676936][ T32] r4:82ac21e4 [ 1336.676987][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.677073][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1336.677145][ T32] r4:e0501dc0 [ 1336.677189][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.677277][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1336.677334][ T32] r4:00000000 [ 1336.677373][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.677490][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1336.677556][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.677650][ T32] r5:00001000 r4:e0315000 [ 1336.677691][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.677771][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.677853][ T32] r5:84b4cf8c r4:84b4cc00 [ 1336.677892][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.677983][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1336.678028][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.678118][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.678187][ T32] r4:84bc7780 [ 1336.678231][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.678324][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1336.678417][ T32] r4:00000001 [ 1336.678479][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.678561][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1336.678615][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.678669][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.678722][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.678771][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.678822][ T32] r4:84bcf280 [ 1336.678889][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.678953][ T32] INFO: task kworker/1:245:4690 blocked for more than 463 seconds. [ 1336.679025][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.679075][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.679123][ T32] task:kworker/1:245 state:D stack:0 pid:4690 tgid:4690 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.679230][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.679320][ T32] Call trace: [ 1336.679391][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1336.679488][ T32] r10:8291a684 r9:eafedd84 r8:00000002 r7:60000113 r6:eafedd8c r5:853fbc00 [ 1336.679536][ T32] r4:853fbc00 [ 1336.679581][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1336.679676][ T32] r5:853fbc00 r4:8291a680 [ 1336.679724][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.679797][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.679879][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafede08 [ 1336.679927][ T32] r4:00000000 [ 1336.679962][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1336.680036][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.680108][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.680194][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85444900 [ 1336.680238][ T32] r4:00000000 [ 1336.680278][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.680397][ T32] r9:83018205 r8:853fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1336.680503][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.694276][ T32] r5:00001000 r4:ead3d000 [ 1336.694368][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.694486][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.694606][ T32] r5:85420f8c r4:85420c00 [ 1336.694665][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.694760][ T32] r7:ddde2d80 r6:83018200 r5:85420f8c r4:85441280 [ 1336.694801][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.694898][ T32] r10:61c88647 r9:853fbc00 r8:854412ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.694948][ T32] r4:85441280 [ 1336.694988][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.695126][ T32] r10:00000000 r9:85441280 r8:80287e08 r7:eb1b5e60 r6:85441200 r5:853fbc00 [ 1336.695175][ T32] r4:00000001 [ 1336.695216][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.695315][ T32] Exception stack(0xeafedfb0 to 0xeafedff8) [ 1336.695428][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.695494][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.695556][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.695611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.695660][ T32] r4:85444780 [ 1336.696371][ T32] INFO: task kworker/1:245:4690 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1336.696452][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.696619][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.696713][ T32] Call trace: [ 1336.696780][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.696891][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1336.696939][ T32] r4:00000000 [ 1336.697041][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.697142][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1336.697201][ T32] 1d20: ca336000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1336.697260][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1336.697324][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1336.697409][ T32] r5:80000013 r4:80239bb0 [ 1336.697455][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.697537][ T32] r4:82ac21e4 [ 1336.697594][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.697677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1336.697730][ T32] r4:e0501dc0 [ 1336.697790][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.697880][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1336.697927][ T32] r4:00000000 [ 1336.697971][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.698060][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1336.698119][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.698203][ T32] r5:00001000 r4:e0315000 [ 1336.698248][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.698354][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.698441][ T32] r5:84b4cf8c r4:84b4cc00 [ 1336.698492][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.698593][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1336.698653][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.698749][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.698794][ T32] r4:84bc7780 [ 1336.698835][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.698922][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1336.698968][ T32] r4:00000001 [ 1336.699006][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.699077][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1336.699131][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.699182][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.699238][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.699291][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.699343][ T32] r4:84bcf280 [ 1336.699408][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.699471][ T32] INFO: task kworker/1:246:4692 blocked for more than 463 seconds. [ 1336.699533][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.699590][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.699630][ T32] task:kworker/1:246 state:D stack:0 pid:4692 tgid:4692 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.699725][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.699831][ T32] Call trace: [ 1336.699916][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1336.700013][ T32] r10:8291a684 r9:eb1d1d84 r8:00000002 r7:60000113 r6:eb1d1d8c r5:853fc800 [ 1336.700064][ T32] r4:853fc800 [ 1336.700103][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1336.700190][ T32] r5:853fc800 r4:8291a680 [ 1336.700248][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.700376][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.700468][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1d1e08 [ 1336.727387][ T32] r4:00000000 [ 1336.727472][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1336.727537][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.727585][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.727631][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85444a40 [ 1336.727676][ T32] r4:00000000 [ 1336.727743][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.727795][ T32] r9:83018205 r8:853fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1336.727819][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.727865][ T32] r5:00001000 r4:ead4d000 [ 1336.727886][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.727925][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.727967][ T32] r5:8542138c r4:85421000 [ 1336.727991][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.728062][ T32] r7:ddde2d80 r6:83018200 r5:8542138c r4:85441400 [ 1336.728087][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.728135][ T32] r10:61c88647 r9:853fc800 r8:8544142c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.728168][ T32] r4:85441400 [ 1336.728190][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.728238][ T32] r10:00000000 r9:85441400 r8:80287e08 r7:eb1b5e60 r6:85441300 r5:853fc800 [ 1336.728261][ T32] r4:00000001 [ 1336.728280][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.728393][ T32] Exception stack(0xeb1d1fb0 to 0xeb1d1ff8) [ 1336.728434][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.728493][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.728538][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.728620][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.728760][ T32] r4:85444b00 [ 1336.729410][ T32] INFO: task kworker/1:246:4692 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1336.729482][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.729626][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.729755][ T32] Call trace: [ 1336.729820][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.729923][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1336.730017][ T32] r4:00000000 [ 1336.730065][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.730148][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1336.730197][ T32] 1d20: ca9dc000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1336.730259][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1336.730310][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1336.730384][ T32] r5:80000013 r4:80239bb0 [ 1336.736673][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.736837][ T32] r4:82ac21e4 [ 1336.736908][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.737002][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1336.737032][ T32] r4:e0501dc0 [ 1336.737052][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.737095][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1336.737117][ T32] r4:00000000 [ 1336.737158][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.737209][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1336.737272][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.737326][ T32] r5:00001000 r4:e0315000 [ 1336.737347][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.737387][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.737429][ T32] r5:84b4cf8c r4:84b4cc00 [ 1336.737449][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.737516][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1336.737541][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.737601][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.737627][ T32] r4:84bc7780 [ 1336.737648][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.737736][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1336.737762][ T32] r4:00000001 [ 1336.737782][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.737880][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1336.737915][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.737944][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.737969][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.737999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.738021][ T32] r4:84bcf280 [ 1336.738065][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.738144][ T32] INFO: task kworker/1:247:4694 blocked for more than 463 seconds. [ 1336.738181][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.738206][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.738249][ T32] task:kworker/1:247 state:D stack:0 pid:4694 tgid:4694 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.738380][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.738477][ T32] Call trace: [ 1336.738514][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1336.738576][ T32] r10:8291a684 r9:eb1d5d84 r8:00000002 r7:60000113 r6:eb1d5d8c r5:853fd400 [ 1336.738623][ T32] r4:853fd400 [ 1336.738646][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1336.738690][ T32] r5:853fd400 r4:8291a680 [ 1336.738719][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.738823][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.738889][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1d5e08 [ 1336.738914][ T32] r4:00000000 [ 1336.738934][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1336.738991][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.739029][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.739072][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85444cc0 [ 1336.739095][ T32] r4:00000000 [ 1336.739114][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.739217][ T32] r9:83018205 r8:853fd400 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1336.739242][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.739284][ T32] r5:00001000 r4:ead7b000 [ 1336.739324][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.739366][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.739407][ T32] r5:85421b8c r4:85421800 [ 1336.739428][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.739494][ T32] r7:ddde2d80 r6:83018200 r5:85421b8c r4:85441480 [ 1336.739547][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.739639][ T32] r10:61c88647 r9:853fd400 r8:854414ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.739670][ T32] r4:85441480 [ 1336.739690][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.739756][ T32] r10:00000000 r9:85441480 r8:80287e08 r7:eb1b5e60 r6:85441100 r5:853fd400 [ 1336.739787][ T32] r4:00000001 [ 1336.739826][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.739866][ T32] Exception stack(0xeb1d5fb0 to 0xeb1d5ff8) [ 1336.739893][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.739941][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.739971][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.740000][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.740023][ T32] r4:85444980 [ 1336.745360][ T32] INFO: task kworker/1:247:4694 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1336.745448][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.745576][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.745660][ T32] Call trace: [ 1336.745718][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.745802][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1336.745877][ T32] r4:00000000 [ 1336.745902][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.745945][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1336.746018][ T32] 1d20: ca9dc000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1336.746050][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1336.746076][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1336.746100][ T32] r5:80000013 r4:80239bb0 [ 1336.746144][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.746190][ T32] r4:82ac21e4 [ 1336.746211][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.746253][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1336.746276][ T32] r4:e0501dc0 [ 1336.746309][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.746354][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1336.746376][ T32] r4:00000000 [ 1336.746449][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.746500][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1336.746522][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.746571][ T32] r5:00001000 r4:e0315000 [ 1336.746592][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.746631][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.746672][ T32] r5:84b4cf8c r4:84b4cc00 [ 1336.746691][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.746758][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1336.746795][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.746871][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.746897][ T32] r4:84bc7780 [ 1336.746917][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.746964][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1336.746986][ T32] r4:00000001 [ 1336.747005][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.747040][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1336.747066][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.747109][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.747161][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.747192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.747214][ T32] r4:84bcf280 [ 1336.747235][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.747263][ T32] INFO: task kworker/1:248:4697 blocked for more than 463 seconds. [ 1336.747308][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.747336][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.747378][ T32] task:kworker/1:248 state:D stack:0 pid:4697 tgid:4697 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.747448][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.747490][ T32] Call trace: [ 1336.747583][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1336.747660][ T32] r10:8291a684 r9:eb1d9d84 r8:00000002 r7:60000013 r6:eb1d9d8c r5:853fe000 [ 1336.747688][ T32] r4:853fe000 [ 1336.747733][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1336.747801][ T32] r5:853fe000 r4:8291a680 [ 1336.747824][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.747885][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.747938][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1d9e08 [ 1336.747982][ T32] r4:00000000 [ 1336.748005][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1336.748041][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.748088][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.748143][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85444f40 [ 1336.748168][ T32] r4:00000000 [ 1336.748206][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.748254][ T32] r9:83018205 r8:853fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1336.748275][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.748317][ T32] r5:00001000 r4:eae79000 [ 1336.748380][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.748427][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.748469][ T32] r5:85421f8c r4:85421c00 [ 1336.748508][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.748564][ T32] r7:ddde2d80 r6:83018200 r5:85421f8c r4:85441380 [ 1336.748595][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.748644][ T32] r10:61c88647 r9:853fe000 r8:854413ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.748676][ T32] r4:85441380 [ 1336.748698][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.748745][ T32] r10:00000000 r9:85441380 r8:80287e08 r7:eb1d5e60 r6:85441580 r5:853fe000 [ 1336.748767][ T32] r4:00000001 [ 1336.748786][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.748856][ T32] Exception stack(0xeb1d9fb0 to 0xeb1d9ff8) [ 1336.748886][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.748914][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.748940][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.748968][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.749009][ T32] r4:85444d00 [ 1336.749385][ T32] INFO: task kworker/1:248:4697 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1336.749420][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.749518][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.749567][ T32] Call trace: [ 1336.749621][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.749695][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1336.749747][ T32] r4:00000000 [ 1336.749770][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.749810][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1336.749839][ T32] 1d20: ca9dc000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1336.749887][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1336.749915][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1336.749939][ T32] r5:80000013 r4:80239bb0 [ 1336.749980][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.750060][ T32] r4:82ac21e4 [ 1336.750109][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.750175][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1336.750250][ T32] r4:e0501dc0 [ 1336.750300][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.750346][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1336.750368][ T32] r4:00000000 [ 1336.750408][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.765351][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1336.765453][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.765552][ T32] r5:00001000 r4:e0315000 [ 1336.765592][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.765638][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.765682][ T32] r5:84b4cf8c r4:84b4cc00 [ 1336.765702][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.765751][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1336.765772][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.765829][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.765876][ T32] r4:84bc7780 [ 1336.765920][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.765971][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1336.766037][ T32] r4:00000001 [ 1336.766060][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.766099][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1336.766130][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.766176][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.766225][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.766259][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.766292][ T32] r4:84bcf280 [ 1336.766318][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.766369][ T32] INFO: task kworker/1:249:4698 blocked for more than 463 seconds. [ 1336.766405][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.766472][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.766521][ T32] task:kworker/1:249 state:D stack:0 pid:4698 tgid:4698 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.766590][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.766657][ T32] Call trace: [ 1336.766756][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1336.766834][ T32] r10:8291a684 r9:eb1ddd84 r8:00000002 r7:60000113 r6:eb1ddd8c r5:853fec00 [ 1336.766861][ T32] r4:853fec00 [ 1336.766882][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1336.766948][ T32] r5:853fec00 r4:8291a680 [ 1336.766972][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.767012][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.767157][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1dde08 [ 1336.767183][ T32] r4:00000000 [ 1336.767203][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1336.767280][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.767347][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.767393][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84772540 [ 1336.767415][ T32] r4:00000000 [ 1336.767436][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.767480][ T32] r9:83018205 r8:853fec00 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1336.767523][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.767574][ T32] r5:00001000 r4:eaf73000 [ 1336.767618][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.767670][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.767714][ T32] r5:85422b8c r4:85422800 [ 1336.767735][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.767780][ T32] r7:ddde2d80 r6:83018200 r5:85422b8c r4:85441600 [ 1336.767800][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.767846][ T32] r10:61c88647 r9:853fec00 r8:8544162c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.767868][ T32] r4:85441600 [ 1336.767887][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.767952][ T32] r10:00000000 r9:85441600 r8:80287e08 r7:eb1d9e60 r6:85441500 r5:853fec00 [ 1336.767978][ T32] r4:00000001 [ 1336.768039][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.768078][ T32] Exception stack(0xeb1ddfb0 to 0xeb1ddff8) [ 1336.768105][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.768134][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.768160][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.768194][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.768218][ T32] r4:85444d00 [ 1336.768662][ T32] INFO: task kworker/1:249:4698 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1336.768705][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.768830][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.768891][ T32] Call trace: [ 1336.768953][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.769023][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1336.769069][ T32] r4:00000000 [ 1336.769091][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.769133][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1336.769160][ T32] 1d20: cac95000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1336.769209][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1336.769238][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1336.769291][ T32] r5:80000013 r4:80239bb0 [ 1336.769315][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.769356][ T32] r4:82ac21e4 [ 1336.769376][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.769460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1336.769509][ T32] r4:e0501dc0 [ 1336.769531][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.769606][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1336.769677][ T32] r4:00000000 [ 1336.769721][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.769771][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1336.769793][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.769847][ T32] r5:00001000 r4:e0315000 [ 1336.769872][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.769912][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.769974][ T32] r5:84b4cf8c r4:84b4cc00 [ 1336.770107][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.770157][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1336.770179][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.770225][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.770268][ T32] r4:84bc7780 [ 1336.770307][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.770356][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1336.770379][ T32] r4:00000001 [ 1336.770421][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.786746][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1336.786802][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.786834][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.786866][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.786908][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.786966][ T32] r4:84bcf280 [ 1336.786999][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.787042][ T32] INFO: task kworker/0:536:4701 blocked for more than 463 seconds. [ 1336.787079][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.787105][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.787127][ T32] task:kworker/0:536 state:D stack:0 pid:4701 tgid:4701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.787196][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.787256][ T32] Call trace: [ 1336.787309][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1336.787371][ T32] r10:8291a684 r9:eb115d84 r8:00000002 r7:60000013 r6:eb115d8c r5:854b8000 [ 1336.787394][ T32] r4:854b8000 [ 1336.787413][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1336.787457][ T32] r5:854b8000 r4:8291a680 [ 1336.787487][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.787531][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.787580][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb115e08 [ 1336.787603][ T32] r4:00000000 [ 1336.787625][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1336.787661][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.787698][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.787739][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85439b40 [ 1336.787778][ T32] r4:00000000 [ 1336.787802][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.787859][ T32] r9:83018005 r8:854b8000 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1336.787890][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.787934][ T32] r5:00001000 r4:e045b000 [ 1336.787963][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.788006][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.788048][ T32] r5:8547f38c r4:8547f000 [ 1336.788069][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.788116][ T32] r7:dddced80 r6:83018000 r5:8547f38c r4:85456a00 [ 1336.788136][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.788182][ T32] r10:61c88647 r9:854b8000 r8:85456a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.788204][ T32] r4:85456a00 [ 1336.788223][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.788278][ T32] r10:00000000 r9:85456a00 r8:80287e08 r7:eb01de60 r6:85441680 r5:854b8000 [ 1336.788307][ T32] r4:00000001 [ 1336.788355][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.788409][ T32] Exception stack(0xeb115fb0 to 0xeb115ff8) [ 1336.788437][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.788465][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.788492][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.788531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.788563][ T32] r4:85439640 [ 1336.788961][ T32] INFO: task kworker/0:536:4701 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1336.788997][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.789055][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.789098][ T32] Call trace: [ 1336.789127][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.789179][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1336.789202][ T32] r4:00000000 [ 1336.789221][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.789259][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1336.789288][ T32] 1d20: cb085000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1336.789317][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1336.789341][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1336.789364][ T32] r5:80000013 r4:80239bb0 [ 1336.789383][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.789422][ T32] r4:82ac21e4 [ 1336.789441][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.789483][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1336.789506][ T32] r4:e0501dc0 [ 1336.789524][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.789571][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1336.789594][ T32] r4:00000000 [ 1336.789613][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.789658][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1336.789679][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.789720][ T32] r5:00001000 r4:e0315000 [ 1336.789750][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.789793][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.789845][ T32] r5:84b4cf8c r4:84b4cc00 [ 1336.789867][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.789914][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1336.789935][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.789981][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.790013][ T32] r4:84bc7780 [ 1336.790035][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.790082][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1336.790105][ T32] r4:00000001 [ 1336.790124][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.790158][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1336.790184][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.790221][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.790251][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.790279][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.790301][ T32] r4:84bcf280 [ 1336.790330][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.790358][ T32] INFO: task kworker/1:250:4703 blocked for more than 463 seconds. [ 1336.790390][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.790482][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.803083][ T32] task:kworker/1:250 state:D stack:0 pid:4703 tgid:4703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.803191][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.803313][ T32] Call trace: [ 1336.803351][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1336.803421][ T32] r10:8291a684 r9:eb1e5d84 r8:00000002 r7:60000013 r6:eb1e5d8c r5:849a4800 [ 1336.803477][ T32] r4:849a4800 [ 1336.803502][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1336.803556][ T32] r5:849a4800 r4:8291a680 [ 1336.803578][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.803618][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.803680][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1e5e08 [ 1336.803707][ T32] r4:00000000 [ 1336.803746][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1336.803796][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.803838][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.803880][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545dd40 [ 1336.803921][ T32] r4:00000000 [ 1336.803945][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.804031][ T32] r9:83018205 r8:849a4800 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1336.804071][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.804118][ T32] r5:00001000 r4:eaf4f000 [ 1336.804139][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.804178][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.804221][ T32] r5:8542238c r4:85422000 [ 1336.804240][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.804287][ T32] r7:ddde2d80 r6:83018200 r5:8542238c r4:85441800 [ 1336.804308][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.804421][ T32] r10:61c88647 r9:849a4800 r8:8544182c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.804484][ T32] r4:85441800 [ 1336.804511][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.804565][ T32] r10:00000000 r9:85441800 r8:80287e08 r7:eb1dde60 r6:85456b80 r5:849a4800 [ 1336.804611][ T32] r4:00000001 [ 1336.804634][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.804673][ T32] Exception stack(0xeb1e5fb0 to 0xeb1e5ff8) [ 1336.804701][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.804729][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.804789][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.804821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.804863][ T32] r4:8545df40 [ 1336.805284][ T32] INFO: task kworker/1:250:4703 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1336.805340][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.805422][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.805471][ T32] Call trace: [ 1336.805502][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.805580][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1336.805608][ T32] r4:00000000 [ 1336.805628][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.805669][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1336.805715][ T32] 1d20: cb41f000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1336.805747][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1336.805772][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1336.805795][ T32] r5:80000013 r4:80239bb0 [ 1336.805835][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.805879][ T32] r4:82ac21e4 [ 1336.805908][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.805956][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1336.805980][ T32] r4:e0501dc0 [ 1336.805999][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.806042][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1336.806080][ T32] r4:00000000 [ 1336.806104][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.806172][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1336.806202][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.806245][ T32] r5:00001000 r4:e0315000 [ 1336.806285][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.806330][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.806374][ T32] r5:84b4cf8c r4:84b4cc00 [ 1336.806394][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.806440][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1336.806462][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.806507][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.806529][ T32] r4:84bc7780 [ 1336.806554][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.806601][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1336.806624][ T32] r4:00000001 [ 1336.806642][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.806699][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1336.806738][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.806771][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.806798][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.806826][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.806848][ T32] r4:84bcf280 [ 1336.806868][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.806916][ T32] INFO: task kworker/1:251:4704 blocked for more than 463 seconds. [ 1336.806977][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.807022][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.807047][ T32] task:kworker/1:251 state:D stack:0 pid:4704 tgid:4704 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.807112][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.807166][ T32] Call trace: [ 1336.807219][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1336.807271][ T32] r10:8291a684 r9:eb1e9d84 r8:00000002 r7:60000013 r6:eb1e9d8c r5:849a6c00 [ 1336.807294][ T32] r4:849a6c00 [ 1336.807314][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1336.807357][ T32] r5:849a6c00 r4:8291a680 [ 1336.807376][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.807449][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.807525][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1e9e08 [ 1336.807556][ T32] r4:00000000 [ 1336.807576][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1336.807611][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.807650][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.807702][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85454800 [ 1336.807728][ T32] r4:00000000 [ 1336.807748][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.807801][ T32] r9:83018205 r8:849a6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1336.807826][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.807920][ T32] r5:00001000 r4:eaf5d000 [ 1336.807961][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.808006][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.808049][ T32] r5:8542278c r4:85422400 [ 1336.808070][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.808116][ T32] r7:ddde2d80 r6:83018200 r5:8542278c r4:85441880 [ 1336.808137][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.808183][ T32] r10:61c88647 r9:849a6c00 r8:854418ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.808205][ T32] r4:85441880 [ 1336.808224][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.808268][ T32] r10:00000000 r9:85441880 r8:80287e08 r7:eb1dde60 r6:85456a80 r5:849a6c00 [ 1336.808290][ T32] r4:00000001 [ 1336.808313][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.808424][ T32] Exception stack(0xeb1e9fb0 to 0xeb1e9ff8) [ 1336.808460][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.808490][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.808515][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.808549][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.808618][ T32] r4:854545c0 [ 1336.808888][ T32] INFO: task kworker/1:251:4704 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1336.808931][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.809016][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.809064][ T32] Call trace: [ 1336.809108][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.809162][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1336.809185][ T32] r4:00000000 [ 1336.809224][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.809268][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1336.809298][ T32] 1d20: cb41f000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1336.809327][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1336.809353][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1336.809376][ T32] r5:80000013 r4:80239bb0 [ 1336.809411][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.809454][ T32] r4:82ac21e4 [ 1336.809474][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.809525][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1336.809575][ T32] r4:e0501dc0 [ 1336.809598][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.809651][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1336.809676][ T32] r4:00000000 [ 1336.809705][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.809753][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1336.809775][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.809817][ T32] r5:00001000 r4:e0315000 [ 1336.809862][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.809905][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.809968][ T32] r5:84b4cf8c r4:84b4cc00 [ 1336.810010][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.810080][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1336.810104][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.810153][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.810175][ T32] r4:84bc7780 [ 1336.810193][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.810239][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1336.810261][ T32] r4:00000001 [ 1336.810293][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.810332][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1336.810358][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.810396][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.824806][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.824914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.824966][ T32] r4:84bcf280 [ 1336.824994][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.825026][ T32] INFO: task kworker/1:252:4705 blocked for more than 463 seconds. [ 1336.825059][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.825100][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.825131][ T32] task:kworker/1:252 state:D stack:0 pid:4705 tgid:4705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.825222][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.825281][ T32] Call trace: [ 1336.825313][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1336.825369][ T32] r10:8291a684 r9:eb1edd84 r8:00000002 r7:60000113 r6:eb1edd8c r5:849a5400 [ 1336.825391][ T32] r4:849a5400 [ 1336.825410][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1336.825452][ T32] r5:849a5400 r4:8291a680 [ 1336.825472][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.825511][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.825564][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1ede08 [ 1336.825599][ T32] r4:00000000 [ 1336.825622][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1336.825678][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.825732][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.825774][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545dec0 [ 1336.825815][ T32] r4:00000000 [ 1336.825841][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.825890][ T32] r9:83018205 r8:849a5400 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1336.825912][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.825974][ T32] r5:00001000 r4:eaf7d000 [ 1336.826017][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.826081][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.826148][ T32] r5:85422f8c r4:85422c00 [ 1336.826173][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.826221][ T32] r7:ddde2d80 r6:83018200 r5:85422f8c r4:85441900 [ 1336.826243][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.826290][ T32] r10:61c88647 r9:849a5400 r8:8544192c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.826312][ T32] r4:85441900 [ 1336.826331][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.826376][ T32] r10:00000000 r9:85441900 r8:80287e08 r7:eb1dde60 r6:85456b00 r5:849a5400 [ 1336.826397][ T32] r4:00000001 [ 1336.826416][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.826452][ T32] Exception stack(0xeb1edfb0 to 0xeb1edff8) [ 1336.826480][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.826507][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.826546][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.826579][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.826622][ T32] r4:85454900 [ 1336.827043][ T32] INFO: task kworker/1:252:4705 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1336.827102][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.827207][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.827252][ T32] Call trace: [ 1336.827324][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.827380][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1336.827404][ T32] r4:00000000 [ 1336.827484][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.827707][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1336.827800][ T32] 1d20: cb61a000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1336.827841][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1336.827869][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1336.827902][ T32] r5:80000013 r4:80239bb0 [ 1336.827965][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.828020][ T32] r4:82ac21e4 [ 1336.828042][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.828098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1336.828127][ T32] r4:e0501dc0 [ 1336.828249][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.828324][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1336.828403][ T32] r4:00000000 [ 1336.828427][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.828505][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1336.828541][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.828592][ T32] r5:00001000 r4:e0315000 [ 1336.828613][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.828652][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.828693][ T32] r5:84b4cf8c r4:84b4cc00 [ 1336.828713][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.828757][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1336.828779][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.828826][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.828847][ T32] r4:84bc7780 [ 1336.828866][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.828910][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1336.828950][ T32] r4:00000001 [ 1336.828985][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.829024][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1336.829050][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.829097][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.829127][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.829158][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.829180][ T32] r4:84bcf280 [ 1336.829199][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.829222][ T32] INFO: task kworker/1:253:4710 blocked for more than 463 seconds. [ 1336.829269][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.829296][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.829335][ T32] task:kworker/1:253 state:D stack:0 pid:4710 tgid:4710 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.829427][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.829491][ T32] Call trace: [ 1336.829533][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1336.829589][ T32] r10:8291a684 r9:eb1fdd84 r8:00000002 r7:60000113 r6:eb1fdd8c r5:85378000 [ 1336.829612][ T32] r4:85378000 [ 1336.829633][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1336.829689][ T32] r5:85378000 r4:8291a680 [ 1336.829737][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.829780][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.829824][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1fde08 [ 1336.829905][ T32] r4:00000000 [ 1336.829936][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1336.829972][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.830027][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.830077][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b2000 [ 1336.830100][ T32] r4:00000000 [ 1336.830130][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.830178][ T32] r9:83018205 r8:85378000 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1336.830200][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.830242][ T32] r5:00001000 r4:eaf97000 [ 1336.830260][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.830298][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.830348][ T32] r5:8542338c r4:85423000 [ 1336.830382][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.846658][ T32] r7:ddde2d80 r6:83018200 r5:8542338c r4:85441700 [ 1336.846713][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.846785][ T32] r10:61c88647 r9:85378000 r8:8544172c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.846809][ T32] r4:85441700 [ 1336.846831][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.846890][ T32] r10:00000000 r9:85441700 r8:80287e08 r7:eb1ede60 r6:85456c00 r5:85378000 [ 1336.846925][ T32] r4:00000001 [ 1336.846947][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.846995][ T32] Exception stack(0xeb1fdfb0 to 0xeb1fdff8) [ 1336.847030][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.847058][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.847083][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.847112][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.847134][ T32] r4:853b20c0 [ 1336.847539][ T32] INFO: task kworker/1:253:4710 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1336.847583][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.847674][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.847755][ T32] Call trace: [ 1336.847790][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.847863][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1336.847910][ T32] r4:00000000 [ 1336.847933][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.847974][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1336.848021][ T32] 1d20: cb9f9000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1336.848071][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1336.848099][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1336.848123][ T32] r5:80000013 r4:80239bb0 [ 1336.848191][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.848238][ T32] r4:82ac21e4 [ 1336.848278][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.848325][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1336.848408][ T32] r4:e0501dc0 [ 1336.848432][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.848497][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1336.848525][ T32] r4:00000000 [ 1336.848554][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.848602][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1336.848623][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.848665][ T32] r5:00001000 r4:e0315000 [ 1336.848686][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.848725][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.848766][ T32] r5:84b4cf8c r4:84b4cc00 [ 1336.848786][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.848831][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1336.848852][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.848917][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.848966][ T32] r4:84bc7780 [ 1336.848989][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.849046][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1336.849090][ T32] r4:00000001 [ 1336.849112][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.849151][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1336.849178][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.849206][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.849232][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.849281][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.849318][ T32] r4:84bcf280 [ 1336.849341][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.849392][ T32] INFO: task kworker/1:254:4711 blocked for more than 463 seconds. [ 1336.849428][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.849453][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.849474][ T32] task:kworker/1:254 state:D stack:0 pid:4711 tgid:4711 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.849533][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.849584][ T32] Call trace: [ 1336.849625][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1336.849696][ T32] r10:8291a684 r9:eb201d84 r8:00000002 r7:60000113 r6:eb201d8c r5:8537a400 [ 1336.849722][ T32] r4:8537a400 [ 1336.849752][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1336.849799][ T32] r5:8537a400 r4:8291a680 [ 1336.849830][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.849894][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.849949][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb201e08 [ 1336.849975][ T32] r4:00000000 [ 1336.849994][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1336.850087][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.850127][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.850168][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b2380 [ 1336.850190][ T32] r4:00000000 [ 1336.850209][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.850252][ T32] r9:83018205 r8:8537a400 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1336.850273][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.850314][ T32] r5:00001000 r4:dfa25000 [ 1336.850333][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.850371][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.850488][ T32] r5:85423b8c r4:85423800 [ 1336.865492][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.865616][ T32] r7:ddde2d80 r6:83018200 r5:85423b8c r4:85441780 [ 1336.865679][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.865735][ T32] r10:61c88647 r9:8537a400 r8:854417ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.865759][ T32] r4:85441780 [ 1336.865778][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.865864][ T32] r10:00000000 r9:85441780 r8:80287e08 r7:eb1fde60 r6:85456c80 r5:8537a400 [ 1336.865910][ T32] r4:00000001 [ 1336.865943][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.865986][ T32] Exception stack(0xeb201fb0 to 0xeb201ff8) [ 1336.866034][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.866067][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.866111][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.866144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.866169][ T32] r4:853b20c0 [ 1336.866586][ T32] INFO: task kworker/1:254:4711 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1336.866626][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.866715][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.866776][ T32] Call trace: [ 1336.866849][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.866926][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1336.866954][ T32] r4:00000000 [ 1336.866984][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.867029][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1336.867069][ T32] 1d20: cbd37000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1336.867105][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1336.867131][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1336.867155][ T32] r5:80000013 r4:80239bb0 [ 1336.867177][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.867242][ T32] r4:82ac21e4 [ 1336.867267][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.867332][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1336.867360][ T32] r4:e0501dc0 [ 1336.867381][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.867423][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1336.867465][ T32] r4:00000000 [ 1336.867490][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.867538][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1336.867566][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.867608][ T32] r5:00001000 r4:e0315000 [ 1336.867643][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.867688][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.867731][ T32] r5:84b4cf8c r4:84b4cc00 [ 1336.867751][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.867798][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1336.867840][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.867892][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.867915][ T32] r4:84bc7780 [ 1336.867934][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.867980][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1336.868003][ T32] r4:00000001 [ 1336.868024][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.868081][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1336.868152][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.868184][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.868211][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.868242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.868283][ T32] r4:84bcf280 [ 1336.868308][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.868379][ T32] INFO: task kworker/1:255:4712 blocked for more than 463 seconds. [ 1336.868419][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.868444][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.868465][ T32] task:kworker/1:255 state:D stack:0 pid:4712 tgid:4712 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.868512][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.868575][ T32] Call trace: [ 1336.868609][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1336.868659][ T32] r10:8291a684 r9:eb205d84 r8:00000002 r7:60000013 r6:eb205d8c r5:85378c00 [ 1336.868682][ T32] r4:85378c00 [ 1336.868703][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1336.868768][ T32] r5:85378c00 r4:8291a680 [ 1336.868791][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.868833][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.868876][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb205e08 [ 1336.868908][ T32] r4:00000000 [ 1336.868930][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1336.868971][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.869023][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.869068][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b2200 [ 1336.869090][ T32] r4:00000000 [ 1336.869110][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.869154][ T32] r9:83018205 r8:85378c00 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1336.869175][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.869238][ T32] r5:00001000 r4:eafad000 [ 1336.869273][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.869315][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.869357][ T32] r5:8542378c r4:85423400 [ 1336.869376][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.869421][ T32] r7:ddde2d80 r6:83018200 r5:8542378c r4:85441980 [ 1336.869453][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.869502][ T32] r10:61c88647 r9:85378c00 r8:854419ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.869524][ T32] r4:85441980 [ 1336.869557][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.869606][ T32] r10:00000000 r9:85441980 r8:80287e08 r7:eb201e60 r6:85456d00 r5:85378c00 [ 1336.869628][ T32] r4:00000001 [ 1336.869657][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.869695][ T32] Exception stack(0xeb205fb0 to 0xeb205ff8) [ 1336.869722][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.869767][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.869806][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.869837][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.869860][ T32] r4:853b20c0 [ 1336.870122][ T32] INFO: task kworker/1:255:4712 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1336.870157][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.870212][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.870255][ T32] Call trace: [ 1336.870285][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.870360][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1336.870394][ T32] r4:00000000 [ 1336.870488][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.882834][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1336.882891][ T32] 1d20: cc068000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1336.882943][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1336.882976][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1336.883026][ T32] r5:80000013 r4:80239bb0 [ 1336.883079][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.883155][ T32] r4:82ac21e4 [ 1336.883179][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.883225][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1336.883275][ T32] r4:e0501dc0 [ 1336.883326][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.883392][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1336.883417][ T32] r4:00000000 [ 1336.883450][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.883500][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1336.883522][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.883566][ T32] r5:00001000 r4:e0315000 [ 1336.883605][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.883648][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.883700][ T32] r5:84b4cf8c r4:84b4cc00 [ 1336.883724][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.883771][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1336.883791][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.883838][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.883861][ T32] r4:84bc7780 [ 1336.883879][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.883954][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1336.883985][ T32] r4:00000001 [ 1336.884004][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.884041][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1336.884067][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.884095][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.884120][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.884149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.884170][ T32] r4:84bcf280 [ 1336.884192][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.884249][ T32] INFO: task kworker/0:537:4718 blocked for more than 463 seconds. [ 1336.884286][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.884361][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.884412][ T32] task:kworker/0:537 state:D stack:0 pid:4718 tgid:4718 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.884498][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.884556][ T32] Call trace: [ 1336.884591][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1336.884656][ T32] r10:8291a684 r9:eb1f9d84 r8:00000002 r7:60000113 r6:eb1f9d8c r5:8537b000 [ 1336.884720][ T32] r4:8537b000 [ 1336.884744][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1336.884816][ T32] r5:8537b000 r4:8291a680 [ 1336.884855][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.884898][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.884951][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1f9e08 [ 1336.884976][ T32] r4:00000000 [ 1336.884996][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1336.885030][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.885066][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.885106][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85439440 [ 1336.885129][ T32] r4:00000000 [ 1336.885147][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.885190][ T32] r9:83018005 r8:8537b000 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1336.885231][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.885277][ T32] r5:00001000 r4:ea7f1000 [ 1336.885323][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.885372][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.885414][ T32] r5:8547ff8c r4:8547fc00 [ 1336.885434][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.885490][ T32] r7:dddced80 r6:83018000 r5:8547ff8c r4:85456e80 [ 1336.885514][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.885563][ T32] r10:61c88647 r9:8537b000 r8:85456eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.885585][ T32] r4:85456e80 [ 1336.885604][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.885669][ T32] r10:00000000 r9:85456e80 r8:80287e08 r7:eb01de60 r6:85456f00 r5:8537b000 [ 1336.885695][ T32] r4:00000001 [ 1336.885714][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.885749][ T32] Exception stack(0xeb1f9fb0 to 0xeb1f9ff8) [ 1336.885796][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.885827][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.885854][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.885901][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.885948][ T32] r4:85439f40 [ 1336.886360][ T32] INFO: task kworker/0:537:4718 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1336.886397][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.886475][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.886524][ T32] Call trace: [ 1336.886554][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.886606][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1336.886629][ T32] r4:00000000 [ 1336.886647][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.886686][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1336.886713][ T32] 1d20: cc068000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1336.886752][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1336.886780][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1336.886806][ T32] r5:80000013 r4:80239bb0 [ 1336.886853][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.886898][ T32] r4:82ac21e4 [ 1336.886934][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.886979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1336.887002][ T32] r4:e0501dc0 [ 1336.887020][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.887089][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1336.887114][ T32] r4:00000000 [ 1336.887149][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.887198][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1336.887248][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.887353][ T32] r5:00001000 r4:e0315000 [ 1336.887401][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.887466][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.887524][ T32] r5:84b4cf8c r4:84b4cc00 [ 1336.887599][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.887698][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1336.887730][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.887779][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.887831][ T32] r4:84bc7780 [ 1336.887875][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.887944][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1336.887971][ T32] r4:00000001 [ 1336.887990][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.888026][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1336.888062][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.888094][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.888140][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.888191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.888236][ T32] r4:84bcf280 [ 1336.888258][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.888283][ T32] INFO: task kworker/0:538:4719 blocked for more than 463 seconds. [ 1336.888319][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.888392][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.888418][ T32] task:kworker/0:538 state:D stack:0 pid:4719 tgid:4719 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.888466][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.888509][ T32] Call trace: [ 1336.888538][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1336.888588][ T32] r10:8291a684 r9:eb1e1d84 r8:00000002 r7:60000113 r6:eb1e1d8c r5:8537bc00 [ 1336.888612][ T32] r4:8537bc00 [ 1336.888632][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1336.888675][ T32] r5:8537bc00 r4:8291a680 [ 1336.888695][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.888749][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.888797][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1e1e08 [ 1336.888821][ T32] r4:00000000 [ 1336.888850][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1336.888917][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.888975][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.889042][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85439500 [ 1336.889068][ T32] r4:00000000 [ 1336.889100][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.889175][ T32] r9:83018005 r8:8537bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1336.889220][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.889285][ T32] r5:00001000 r4:ea761000 [ 1336.889334][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.889377][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.889421][ T32] r5:8547fb8c r4:8547f800 [ 1336.889461][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.889510][ T32] r7:dddced80 r6:83018000 r5:8547fb8c r4:8534af00 [ 1336.889550][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.889604][ T32] r10:61c88647 r9:8537bc00 r8:8534af2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.889627][ T32] r4:8534af00 [ 1336.889646][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.889690][ T32] r10:00000000 r9:8534af00 r8:80287e08 r7:eb1f9e60 r6:8534aa00 r5:8537bc00 [ 1336.889712][ T32] r4:00000001 [ 1336.889759][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.889798][ T32] Exception stack(0xeb1e1fb0 to 0xeb1e1ff8) [ 1336.889836][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.889868][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.889916][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.889948][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.889971][ T32] r4:85439f40 [ 1336.890232][ T32] INFO: task kworker/0:538:4719 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1336.890267][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.890349][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.890419][ T32] Call trace: [ 1336.911149][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.911324][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1336.911401][ T32] r4:00000000 [ 1336.911429][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.911506][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1336.911546][ T32] 1d20: cc54e000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1336.911698][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1336.911728][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1336.911806][ T32] r5:80000013 r4:80239bb0 [ 1336.911831][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.911876][ T32] r4:82ac21e4 [ 1336.911896][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.911950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1336.911998][ T32] r4:e0501dc0 [ 1336.912019][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.912117][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1336.912152][ T32] r4:00000000 [ 1336.912251][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.912366][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1336.912417][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.912507][ T32] r5:00001000 r4:e0315000 [ 1336.912554][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.912638][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.912726][ T32] r5:84b4cf8c r4:84b4cc00 [ 1336.912767][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.912862][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1336.912911][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.913001][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.913046][ T32] r4:84bc7780 [ 1336.913087][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.913192][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1336.913240][ T32] r4:00000001 [ 1336.913321][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.913491][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1336.913557][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.913618][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.913697][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.913758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.913808][ T32] r4:84bcf280 [ 1336.913849][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.913912][ T32] INFO: task kworker/0:539:4722 blocked for more than 463 seconds. [ 1336.913997][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.914070][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.914120][ T32] task:kworker/0:539 state:D stack:0 pid:4722 tgid:4722 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.914241][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.914337][ T32] Call trace: [ 1336.914405][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1336.914501][ T32] r10:8291a684 r9:eb03dd84 r8:00000002 r7:60000113 r6:eb03dd8c r5:8537c800 [ 1336.914548][ T32] r4:8537c800 [ 1336.914591][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1336.914678][ T32] r5:8537c800 r4:8291a680 [ 1336.914722][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.914802][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.914900][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb03de08 [ 1336.914946][ T32] r4:00000000 [ 1336.914991][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1336.915056][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.915127][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.915211][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b6200 [ 1336.915273][ T32] r4:00000000 [ 1336.915337][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.915446][ T32] r9:83018005 r8:8537c800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1336.915499][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.915591][ T32] r5:00001000 r4:ea9b3000 [ 1336.915640][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.915725][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.915818][ T32] r5:8490538c r4:84905000 [ 1336.915864][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.915983][ T32] r7:dddced80 r6:83018000 r5:8490538c r4:853c2a00 [ 1336.916037][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.916136][ T32] r10:61c88647 r9:8537c800 r8:853c2a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.916206][ T32] r4:853c2a00 [ 1336.916253][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.916402][ T32] r10:00000000 r9:853c2a00 r8:80287e08 r7:eb1f9e60 r6:85456d80 r5:8537c800 [ 1336.916457][ T32] r4:00000001 [ 1336.916499][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.916582][ T32] Exception stack(0xeb03dfb0 to 0xeb03dff8) [ 1336.916644][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.916707][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.916768][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.916830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.916878][ T32] r4:85439f40 [ 1336.917610][ T32] INFO: task kworker/0:539:4722 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1336.917707][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.917871][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.917991][ T32] Call trace: [ 1336.918062][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.918173][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1336.918227][ T32] r4:00000000 [ 1336.918289][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.918394][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1336.918476][ T32] 1d20: cc54e000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1336.918547][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1336.918618][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1336.918681][ T32] r5:80000013 r4:80239bb0 [ 1336.918749][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.918820][ T32] r4:82ac21e4 [ 1336.918843][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.918888][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1336.918923][ T32] r4:e0501dc0 [ 1336.918946][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.918991][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1336.919013][ T32] r4:00000000 [ 1336.919033][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.919102][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1336.919127][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.919170][ T32] r5:00001000 r4:e0315000 [ 1336.919213][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.919257][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.919299][ T32] r5:84b4cf8c r4:84b4cc00 [ 1336.919335][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.919386][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1336.919408][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.919457][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.919479][ T32] r4:84bc7780 [ 1336.919509][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.919582][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1336.919633][ T32] r4:00000001 [ 1336.919666][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.919707][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1336.919757][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.919789][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.919816][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.919845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.919868][ T32] r4:84bcf280 [ 1336.919887][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.919912][ T32] INFO: task kworker/1:256:4723 blocked for more than 463 seconds. [ 1336.919946][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.919972][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.919994][ T32] task:kworker/1:256 state:D stack:0 pid:4723 tgid:4723 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.920058][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.920110][ T32] Call trace: [ 1336.920142][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1336.920192][ T32] r10:8291a684 r9:eb0cdd84 r8:00000002 r7:60000113 r6:eb0cdd8c r5:8537d400 [ 1336.920216][ T32] r4:8537d400 [ 1336.920237][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1336.920279][ T32] r5:8537d400 r4:8291a680 [ 1336.920298][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.920380][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.943132][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0cde08 [ 1336.943247][ T32] r4:00000000 [ 1336.943276][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1336.943364][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.943430][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.943476][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b2a00 [ 1336.943500][ T32] r4:00000000 [ 1336.943520][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.943570][ T32] r9:83018205 r8:8537d400 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1336.943614][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.943693][ T32] r5:00001000 r4:eaac9000 [ 1336.943744][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.943788][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.943830][ T32] r5:8542838c r4:85428000 [ 1336.943850][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.943926][ T32] r7:ddde2d80 r6:83018200 r5:8542838c r4:85441a00 [ 1336.943976][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.944026][ T32] r10:61c88647 r9:8537d400 r8:85441a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.944049][ T32] r4:85441a00 [ 1336.944068][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.944114][ T32] r10:00000000 r9:85441a00 r8:80287e08 r7:eb201e60 r6:85456e00 r5:8537d400 [ 1336.944136][ T32] r4:00000001 [ 1336.944155][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.944226][ T32] Exception stack(0xeb0cdfb0 to 0xeb0cdff8) [ 1336.944287][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.944324][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.944389][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.944455][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.944482][ T32] r4:853b26c0 [ 1336.944889][ T32] INFO: task kworker/1:256:4723 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1336.944963][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.945097][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.945149][ T32] Call trace: [ 1336.945213][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.945299][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1336.945332][ T32] r4:00000000 [ 1336.945353][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.945394][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1336.945422][ T32] 1d20: cc895000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1336.945451][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1336.945488][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1336.945515][ T32] r5:80000013 r4:80239bb0 [ 1336.945537][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.945578][ T32] r4:82ac21e4 [ 1336.945598][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.945640][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1336.945678][ T32] r4:e0501dc0 [ 1336.945700][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.945743][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1336.945812][ T32] r4:00000000 [ 1336.945837][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.945884][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1336.945924][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.945970][ T32] r5:00001000 r4:e0315000 [ 1336.945990][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.946030][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.946100][ T32] r5:84b4cf8c r4:84b4cc00 [ 1336.946124][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.946170][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1336.946191][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.946268][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.946296][ T32] r4:84bc7780 [ 1336.946325][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.946373][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1336.946395][ T32] r4:00000001 [ 1336.946430][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.946470][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1336.946497][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.946524][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.946550][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.946582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.946623][ T32] r4:84bcf280 [ 1336.946724][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.946761][ T32] INFO: task kworker/0:540:4724 blocked for more than 463 seconds. [ 1336.946859][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.946922][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.946948][ T32] task:kworker/0:540 state:D stack:0 pid:4724 tgid:4724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.947028][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.947071][ T32] Call trace: [ 1336.947131][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1336.947212][ T32] r10:8291a684 r9:eb0f9d84 r8:00000002 r7:60000113 r6:eb0f9d8c r5:8537e000 [ 1336.947242][ T32] r4:8537e000 [ 1336.947264][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1336.947308][ T32] r5:8537e000 r4:8291a680 [ 1336.947335][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.947377][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.947419][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0f9e08 [ 1336.947470][ T32] r4:00000000 [ 1336.947493][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1336.947528][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.947562][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.947602][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b6740 [ 1336.947656][ T32] r4:00000000 [ 1336.947679][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.947727][ T32] r9:83018005 r8:8537e000 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1336.947751][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.947792][ T32] r5:00001000 r4:eab07000 [ 1336.947812][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.947850][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.947891][ T32] r5:8549078c r4:85490400 [ 1336.947909][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.947954][ T32] r7:dddced80 r6:83018000 r5:8549078c r4:853b7100 [ 1336.947974][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.948019][ T32] r10:61c88647 r9:8537e000 r8:853b712c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.948042][ T32] r4:853b7100 [ 1336.948060][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.948104][ T32] r10:00000000 r9:853b7100 r8:80287e08 r7:eb03de60 r6:853b7000 r5:8537e000 [ 1336.948157][ T32] r4:00000001 [ 1336.948180][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.948217][ T32] Exception stack(0xeb0f9fb0 to 0xeb0f9ff8) [ 1336.948261][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.948293][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.948325][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.948443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.948471][ T32] r4:853b6080 [ 1336.948720][ T32] INFO: task kworker/0:540:4724 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1336.948755][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.948855][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.948922][ T32] Call trace: [ 1336.949020][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.949076][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1336.949099][ T32] r4:00000000 [ 1336.949147][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.949190][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1336.949218][ T32] 1d20: cc895000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1336.949246][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1336.949273][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1336.949325][ T32] r5:80000013 r4:80239bb0 [ 1336.949391][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.949485][ T32] r4:82ac21e4 [ 1336.949537][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.949630][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1336.949684][ T32] r4:e0501dc0 [ 1336.949728][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.949822][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1336.949891][ T32] r4:00000000 [ 1336.949944][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.950045][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1336.950099][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.950190][ T32] r5:00001000 r4:e0315000 [ 1336.950237][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.950333][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.970020][ T32] r5:84b4cf8c r4:84b4cc00 [ 1336.970103][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.970189][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1336.970217][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.970268][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.970330][ T32] r4:84bc7780 [ 1336.970367][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.970474][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1336.970813][ T32] r4:00000001 [ 1336.970845][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.970894][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1336.970925][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.970954][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.971002][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.971035][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.971079][ T32] r4:84bcf280 [ 1336.971105][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.971147][ T32] INFO: task kworker/1:257:4725 blocked for more than 463 seconds. [ 1336.971181][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.971205][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.971227][ T32] task:kworker/1:257 state:D stack:0 pid:4725 tgid:4725 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.971294][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.971376][ T32] Call trace: [ 1336.971422][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1336.971478][ T32] r10:8291a684 r9:eb12dd84 r8:00000002 r7:60000113 r6:eb12dd8c r5:85379800 [ 1336.971502][ T32] r4:85379800 [ 1336.971522][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1336.971593][ T32] r5:85379800 r4:8291a680 [ 1336.971617][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.971657][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.971700][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb12de08 [ 1336.971752][ T32] r4:00000000 [ 1336.971793][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1336.971831][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.971870][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.971920][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b28c0 [ 1336.971947][ T32] r4:00000000 [ 1336.971966][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.972013][ T32] r9:83018205 r8:85379800 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1336.972034][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.972092][ T32] r5:00001000 r4:eaa89000 [ 1336.972115][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.972155][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.972197][ T32] r5:85423f8c r4:85423c00 [ 1336.972236][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.972286][ T32] r7:ddde2d80 r6:83018200 r5:85423f8c r4:85441b00 [ 1336.972307][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.972378][ T32] r10:61c88647 r9:85379800 r8:85441b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.972403][ T32] r4:85441b00 [ 1336.972443][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.972506][ T32] r10:00000000 r9:85441b00 r8:80287e08 r7:eb0cde60 r6:853b7080 r5:85379800 [ 1336.972568][ T32] r4:00000001 [ 1336.972611][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.972691][ T32] Exception stack(0xeb12dfb0 to 0xeb12dff8) [ 1336.972747][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.972806][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.972863][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.972923][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.972970][ T32] r4:853b26c0 [ 1336.973710][ T32] INFO: task kworker/1:257:4725 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1336.973772][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.973847][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.973898][ T32] Call trace: [ 1336.973927][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.973980][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1336.974004][ T32] r4:00000000 [ 1336.974057][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.974105][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1336.974194][ T32] 1d20: ccce6000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1336.974246][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1336.974302][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1336.974369][ T32] r5:80000013 r4:80239bb0 [ 1336.974393][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.974435][ T32] r4:82ac21e4 [ 1336.974455][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.974497][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1336.974520][ T32] r4:e0501dc0 [ 1336.974538][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.974606][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1336.974634][ T32] r4:00000000 [ 1336.974658][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.974745][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1336.974771][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.974815][ T32] r5:00001000 r4:e0315000 [ 1336.974864][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.974907][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.974950][ T32] r5:84b4cf8c r4:84b4cc00 [ 1336.975010][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.975059][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1336.975084][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.975135][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.975159][ T32] r4:84bc7780 [ 1336.975179][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.975226][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1336.975249][ T32] r4:00000001 [ 1336.975268][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.975303][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1336.975336][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.975368][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.975396][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.975443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.975497][ T32] r4:84bcf280 [ 1336.975541][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.975594][ T32] INFO: task kworker/0:541:4727 blocked for more than 463 seconds. [ 1336.975655][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.975704][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.975752][ T32] task:kworker/0:541 state:D stack:0 pid:4727 tgid:4727 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.975848][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.975963][ T32] Call trace: [ 1336.976087][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1336.976250][ T32] r10:8291a684 r9:eb169d84 r8:00000002 r7:60000113 r6:eb169d8c r5:854ba400 [ 1336.976311][ T32] r4:854ba400 [ 1336.976429][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1336.976557][ T32] r5:854ba400 r4:8291a680 [ 1336.976613][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.976688][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.976785][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb169e08 [ 1336.976831][ T32] r4:00000000 [ 1336.976888][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1336.976970][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.977039][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.977131][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b6440 [ 1336.977192][ T32] r4:00000000 [ 1336.977237][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.977344][ T32] r9:83018005 r8:854ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1336.977395][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.977472][ T32] r5:00001000 r4:eaa1f000 [ 1336.977509][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.977590][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.977715][ T32] r5:8549038c r4:85490000 [ 1336.977780][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.977888][ T32] r7:dddced80 r6:83018000 r5:8549038c r4:853b7180 [ 1336.978003][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.978111][ T32] r10:61c88647 r9:854ba400 r8:853b71ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.978171][ T32] r4:853b7180 [ 1336.978251][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.978366][ T32] r10:00000000 r9:853b7180 r8:80287e08 r7:eb0f9e60 r6:85441b80 r5:854ba400 [ 1336.978423][ T32] r4:00000001 [ 1336.978482][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.978571][ T32] Exception stack(0xeb169fb0 to 0xeb169ff8) [ 1336.978677][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.978753][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.978806][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.978865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.978918][ T32] r4:853b6540 [ 1336.979371][ T32] INFO: task kworker/0:541:4727 is blocked on a mutex likely owned by task kworker/0:178:3691. ** 2 printk messages dropped ** [ 1336.979614][ T32] Call trace: ** 4 printk messages dropped ** [ 1336.979948][ T32] Exception stack(0xe0501d28 to 0xe0501d70) ** 7 printk messages dropped ** [ 1336.980224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 ** 9 printk messages dropped ** [ 1337.011363][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1337.012228][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1337.012560][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.013187][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1337.013518][ T32] r4:848d0c00 [ 1337.013561][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1337.013650][ T32] r5:848d0c00 r4:8291a680 [ 1337.013691][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.013770][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.013857][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb189e08 [ 1337.014118][ T32] r4:00000000 [ 1337.014173][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1337.014250][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.014419][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.014513][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855ebc00 [ 1337.014569][ T32] r4:00000000 [ 1337.014613][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.014724][ T32] r9:83018205 r8:848d0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1337.014778][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.014879][ T32] r5:00001000 r4:eb2d9000 [ 1337.014923][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.015005][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.015089][ T32] r5:85429f8c r4:85429c00 [ 1337.015133][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.015222][ T32] r7:ddde2d80 r6:83018200 r5:85429f8c r4:85441a80 [ 1337.015267][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.015424][ T32] r10:61c88647 r9:848d0c00 r8:85441aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.015497][ T32] r4:85441a80 [ 1337.015546][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.015645][ T32] r10:00000000 r9:85441a80 r8:80287e08 r7:eb0cde60 r6:853b7300 r5:848d0c00 [ 1337.015692][ T32] r4:00000001 [ 1337.015734][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.015805][ T32] Exception stack(0xeb189fb0 to 0xeb189ff8) [ 1337.015864][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.015923][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.016106][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.016173][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.016222][ T32] r4:853b2940 [ 1337.016900][ T32] INFO: task kworker/1:258:4731 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1337.016991][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.017113][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.017216][ T32] Call trace: [ 1337.017284][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.017396][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1337.017448][ T32] r4:00000000 [ 1337.017491][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.017575][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1337.017634][ T32] 1d20: cd51e000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1337.017697][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1337.017755][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1337.017814][ T32] r5:80000013 r4:80239bb0 [ 1337.017866][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.017953][ T32] r4:82ac21e4 [ 1337.018020][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.018119][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1337.018214][ T32] r4:e0501dc0 [ 1337.018265][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.018354][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1337.018401][ T32] r4:00000000 [ 1337.018448][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.018540][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1337.018587][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.018675][ T32] r5:00001000 r4:e0315000 [ 1337.018732][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.018828][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.018913][ T32] r5:84b4cf8c r4:84b4cc00 ** 1 printk messages dropped ** [ 1337.019055][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 ** 7 printk messages dropped ** [ 1337.019670][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) ** 4 printk messages dropped ** [ 1337.020005][ T32] r4:84bcf280 ** 5 printk messages dropped ** [ 1337.020456][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1337.044097][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1337.044965][ T32] r9:83018005 r8:848d0000 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 ** 4 printk messages dropped ** [ 1337.045389][ T32] r5:85490b8c r4:85490800 ** 1 printk messages dropped ** [ 1337.045530][ T32] r7:dddced80 r6:83018000 r5:85490b8c r4:853b7200 ** 4 printk messages dropped ** [ 1337.045951][ T32] r10:00000000 r9:853b7200 r8:80287e08 r7:eb0f9e60 r6:853b7400 r5:848d0000 ** 8 printk messages dropped ** [ 1337.047298][ T32] INFO: task kworker/0:542:4732 is blocked on a mutex likely owned by task kworker/0:178:3691. ** 7 printk messages dropped ** [ 1337.048118][ T32] Exception stack(0xe0501d28 to 0xe0501d70) ** 3 printk messages dropped ** [ 1337.048405][ T32] r5:80000013 r4:80239bb0 ** 6 printk messages dropped ** [ 1337.048909][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 9 printk messages dropped ** [ 1337.049687][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 ** 7 printk messages dropped ** [ 1337.050175][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) ** 4 printk messages dropped ** [ 1337.076860][ T32] r4:84bcf280 ** 5 printk messages dropped ** [ 1337.077364][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1337.078033][ T32] r5:854bb000 r4:8291a680 ** 5 printk messages dropped ** [ 1337.078454][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1337.079351][ T32] r5:85491b8c r4:85491800 [ 1337.079399][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.079513][ T32] r7:dddced80 r6:83018000 r5:85491b8c r4:853b7280 [ 1337.079584][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.079677][ T32] r10:61c88647 r9:854bb000 r8:853b72ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.079727][ T32] r4:853b7280 [ 1337.079788][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.079881][ T32] r10:00000000 r9:853b7280 r8:80287e08 r7:eb209e60 r6:85441c80 r5:854bb000 [ 1337.079930][ T32] r4:00000001 [ 1337.079989][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.080086][ T32] Exception stack(0xeb20dfb0 to 0xeb20dff8) [ 1337.080145][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.080233][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.080287][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.080368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.080477][ T32] r4:853b68c0 [ 1337.084652][ T32] INFO: task kworker/0:543:4735 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1337.084741][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.084880][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.085062][ T32] Call trace: [ 1337.085196][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.085304][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1337.085419][ T32] r4:00000000 [ 1337.085469][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.085582][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1337.085653][ T32] 1d20: cde6e000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1337.085718][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1337.085770][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1337.085928][ T32] r5:80000013 r4:80239bb0 [ 1337.085979][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.086061][ T32] r4:82ac21e4 [ 1337.086123][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.086209][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1337.086262][ T32] r4:e0501dc0 [ 1337.086298][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.086389][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1337.086436][ T32] r4:00000000 [ 1337.086475][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.086600][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1337.086651][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.086781][ T32] r5:00001000 r4:e0315000 [ 1337.086852][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.086933][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.087030][ T32] r5:84b4cf8c r4:84b4cc00 [ 1337.087076][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.087167][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1337.087269][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.087373][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.087425][ T32] r4:84bc7780 [ 1337.087462][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.087553][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1337.087606][ T32] r4:00000001 [ 1337.087645][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.087719][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1337.087766][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.087826][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.087876][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.087936][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.088017][ T32] r4:84bcf280 [ 1337.088081][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.088174][ T32] INFO: task kworker/0:544:4737 blocked for more than 463 seconds. [ 1337.088262][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.088371][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.088419][ T32] task:kworker/0:544 state:D stack:0 pid:4737 tgid:4737 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.088535][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.088656][ T32] Call trace: [ 1337.088753][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1337.088847][ T32] r10:8291a684 r9:eb211d84 r8:00000002 r7:60000113 r6:eb211d8c r5:854bc800 [ 1337.088966][ T32] r4:854bc800 [ 1337.089060][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1337.089168][ T32] r5:854bc800 r4:8291a680 [ 1337.089237][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.089323][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.089409][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb211e08 [ 1337.089452][ T32] r4:00000000 [ 1337.089493][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1337.089556][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.089627][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.089732][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b6980 [ 1337.089783][ T32] r4:00000000 [ 1337.089847][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.089945][ T32] r9:83018005 r8:854bc800 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1337.089992][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.090097][ T32] r5:00001000 r4:eaead000 [ 1337.090144][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.090224][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.090303][ T32] r5:85490f8c r4:85490c00 [ 1337.090350][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.090459][ T32] r7:dddced80 r6:83018000 r5:85490f8c r4:853b7500 [ 1337.114814][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.114964][ T32] r10:61c88647 r9:854bc800 r8:853b752c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.115025][ T32] r4:853b7500 [ 1337.115079][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.115207][ T32] r10:00000000 r9:853b7500 r8:80287e08 r7:eb20de60 r6:85441d00 r5:854bc800 [ 1337.115260][ T32] r4:00000001 [ 1337.115297][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.115415][ T32] Exception stack(0xeb211fb0 to 0xeb211ff8) [ 1337.115502][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.115572][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.115626][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.115690][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.115738][ T32] r4:853b69c0 [ 1337.116405][ T32] INFO: task kworker/0:544:4737 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1337.116479][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.116605][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.116736][ T32] Call trace: [ 1337.116845][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.116949][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1337.117022][ T32] r4:00000000 [ 1337.117077][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.117156][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1337.117233][ T32] 1d20: ce1c0000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1337.117319][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1337.117397][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1337.117469][ T32] r5:80000013 r4:80239bb0 [ 1337.117543][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.117664][ T32] r4:82ac21e4 [ 1337.117714][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.117807][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1337.117852][ T32] r4:e0501dc0 [ 1337.117920][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.118021][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1337.118071][ T32] r4:00000000 [ 1337.118109][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.118199][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1337.118254][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.118356][ T32] r5:00001000 r4:e0315000 [ 1337.118399][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.118479][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.118565][ T32] r5:84b4cf8c r4:84b4cc00 [ 1337.118710][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.118803][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1337.118850][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.118966][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.119017][ T32] r4:84bc7780 [ 1337.119059][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.119172][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1337.119260][ T32] r4:00000001 [ 1337.119318][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.119420][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1337.119476][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.119610][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.119670][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.119726][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.119801][ T32] r4:84bcf280 [ 1337.119850][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.119945][ T32] INFO: task kworker/1:259:4738 blocked for more than 463 seconds. [ 1337.120008][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.120061][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.120115][ T32] task:kworker/1:259 state:D stack:0 pid:4738 tgid:4738 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1337.141145][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1337.141665][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85566240 ** 7 printk messages dropped ** [ 1337.142320][ T32] r5:85428b8c r4:85428800 [ 1337.142370][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1337.142832][ T32] r10:00000000 r9:85441c00 r8:80287e08 r7:eb189e60 r6:85441d80 r5:854bd400 ** 6 printk messages dropped ** [ 1337.143253][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1337.144643][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1337.144770][ T32] Exception stack(0xe0501d28 to 0xe0501d70) ** 2 printk messages dropped ** [ 1337.145011][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff ** 3 printk messages dropped ** [ 1337.145253][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1337.145932][ T32] r5:00001000 r4:e0315000 ** 1 printk messages dropped ** [ 1337.146057][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1337.146542][ T32] r4:84bc7780 ** 1 printk messages dropped ** [ 1337.146670][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 5 printk messages dropped ** [ 1337.147143][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1337.147573][ T32] task:kworker/0:545 state:D stack:0 pid:4739 tgid:4739 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1337.148340][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.148427][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.148512][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb219e08 [ 1337.148588][ T32] r4:00000000 [ 1337.148674][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1337.148744][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.148811][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.148894][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b6b80 [ 1337.148938][ T32] r4:00000000 [ 1337.148980][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.149067][ T32] r9:83018005 r8:854be000 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1337.149106][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.149190][ T32] r5:00001000 r4:eaee1000 [ 1337.149232][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.149331][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.149429][ T32] r5:8549138c r4:85491000 [ 1337.149544][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.149658][ T32] r7:dddced80 r6:83018000 r5:8549138c r4:853b7580 [ 1337.149704][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.149794][ T32] r10:61c88647 r9:854be000 r8:853b75ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.149836][ T32] r4:853b7580 [ 1337.149877][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.149987][ T32] r10:00000000 r9:853b7580 r8:80287e08 r7:eb20de60 r6:85441e00 r5:854be000 [ 1337.150037][ T32] r4:00000001 [ 1337.150099][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.150173][ T32] Exception stack(0xeb219fb0 to 0xeb219ff8) [ 1337.150226][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.150308][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.150472][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.175909][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.176011][ T32] r4:853b6c80 [ 1337.176685][ T32] INFO: task kworker/0:545:4739 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1337.176760][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.176960][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.177114][ T32] Call trace: [ 1337.177184][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.177293][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1337.177344][ T32] r4:00000000 [ 1337.177366][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.177410][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1337.177441][ T32] 1d20: ceb47000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1337.177469][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1337.177494][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1337.177517][ T32] r5:80000013 r4:80239bb0 [ 1337.177553][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.177612][ T32] r4:82ac21e4 [ 1337.177666][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.177763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1337.177808][ T32] r4:e0501dc0 [ 1337.177869][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.177956][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1337.178003][ T32] r4:00000000 [ 1337.178065][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.178193][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1337.178271][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.178363][ T32] r5:00001000 r4:e0315000 [ 1337.178431][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.178515][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.178603][ T32] r5:84b4cf8c r4:84b4cc00 [ 1337.178646][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.178753][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1337.178802][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.178916][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.178961][ T32] r4:84bc7780 [ 1337.179007][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.179097][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1337.179162][ T32] r4:00000001 [ 1337.179208][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.179274][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1337.179336][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.179416][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.179483][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.179544][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.179584][ T32] r4:84bcf280 [ 1337.179656][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.179709][ T32] INFO: task kworker/0:546:4741 blocked for more than 463 seconds. [ 1337.179783][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.179827][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.179883][ T32] task:kworker/0:546 state:D stack:0 pid:4741 tgid:4741 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.179992][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.180101][ T32] Call trace: [ 1337.180189][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1337.180320][ T32] r10:8291a684 r9:eb21dd84 r8:00000002 r7:60000013 r6:eb21dd8c r5:854bec00 [ 1337.180414][ T32] r4:854bec00 [ 1337.191448][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1337.191556][ T32] r5:854bec00 r4:8291a680 [ 1337.191603][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.191698][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1337.192259][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b6d00 ** 7 printk messages dropped ** [ 1337.192910][ T32] r5:8549178c r4:85491400 ** 3 printk messages dropped ** [ 1337.193273][ T32] r10:61c88647 r9:854bec00 r8:853b762c r7:82804d40 r6:dddced80 r5:dddceda0 ** 12 printk messages dropped ** [ 1337.194675][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1337.195404][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff ** 5 printk messages dropped ** [ 1337.195726][ T32] r4:e0501dc0 ** 4 printk messages dropped ** [ 1337.196090][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 ** 8 printk messages dropped ** [ 1337.196798][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1337.197397][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.197442][ T32] r4:84bcf280 [ 1337.197487][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.197553][ T32] INFO: task kworker/0:547:4744 blocked for more than 463 seconds. [ 1337.197615][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.197668][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.197706][ T32] task:kworker/0:547 state:D stack:0 pid:4744 tgid:4744 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.197791][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.197874][ T32] Call trace: [ 1337.197933][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1337.198022][ T32] r10:8291a684 r9:eb225d84 r8:00000002 r7:60000113 r6:eb225d8c r5:854b9800 [ 1337.198071][ T32] r4:854b9800 [ 1337.198109][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1337.198192][ T32] r5:854b9800 r4:8291a680 [ 1337.198230][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.198306][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.198397][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb225e08 [ 1337.198469][ T32] r4:00000000 [ 1337.198510][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1337.198583][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.198674][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.198758][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853af2c0 [ 1337.198801][ T32] r4:00000000 [ 1337.198844][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.198930][ T32] r9:83018005 r8:854b9800 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1337.198971][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.199089][ T32] r5:00001000 r4:eb01f000 [ 1337.199146][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.199249][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.199354][ T32] r5:85492b8c r4:85492800 [ 1337.199433][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.199530][ T32] r7:dddced80 r6:83018000 r5:85492b8c r4:853b7680 [ 1337.200193][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.200341][ T32] r10:61c88647 r9:854b9800 r8:853b76ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.200397][ T32] r4:853b7680 [ 1337.231071][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.231333][ T32] r10:00000000 r9:853b7680 r8:80287e08 r7:eb20de60 r6:85441f00 r5:854b9800 [ 1337.231428][ T32] r4:00000001 [ 1337.231533][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.231655][ T32] Exception stack(0xeb225fb0 to 0xeb225ff8) [ 1337.231735][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.231826][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.231886][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.231955][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.232022][ T32] r4:853b6e80 [ 1337.232705][ T32] INFO: task kworker/0:547:4744 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1337.232864][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.232987][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.233083][ T32] Call trace: [ 1337.233171][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.233278][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1337.233337][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1337.233460][ T32] Exception stack(0xe0501d28 to 0xe0501d70) ** 5 printk messages dropped ** [ 1337.233862][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1337.234040][ T32] r4:e0501dc0 ** 5 printk messages dropped ** [ 1337.234443][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1337.235018][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1337.235552][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.235942][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1337.236176][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 14 printk messages dropped ** [ 1337.237202][ T32] r5:85491f8c r4:85491c00 [ 1337.237332][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.237433][ T32] r7:dddced80 r6:83018000 r5:85491f8c r4:853b7700 [ 1337.237489][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.237628][ T32] r10:61c88647 r9:854b8c00 r8:853b772c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.237766][ T32] r4:853b7700 [ 1337.237822][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.237912][ T32] r10:00000000 r9:853b7700 r8:80287e08 r7:eb225e60 r6:85441f80 r5:854b8c00 [ 1337.237959][ T32] r4:00000001 [ 1337.238002][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.238124][ T32] Exception stack(0xeb229fb0 to 0xeb229ff8) [ 1337.238190][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.238242][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.238303][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.238359][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.238530][ T32] r4:853b6e80 [ 1337.238974][ T32] INFO: task kworker/0:548:4745 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1337.239048][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.239161][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.239300][ T32] Call trace: [ 1337.239395][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.239523][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1337.239583][ T32] r4:00000000 [ 1337.239655][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.239767][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1337.239825][ T32] 1d20: cf007000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1337.239903][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1337.239959][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1337.240001][ T32] r5:80000013 r4:80239bb0 [ 1337.240050][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 3 printk messages dropped ** [ 1337.240370][ T32] r4:e0501dc0 ** 10 printk messages dropped ** [ 1337.261822][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1337.262580][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.262634][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.262716][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.262768][ T32] r4:84bcf280 [ 1337.262811][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.262879][ T32] INFO: task kworker/0:549:4747 blocked for more than 463 seconds. [ 1337.262960][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.263023][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.263079][ T32] task:kworker/0:549 state:D stack:0 pid:4747 tgid:4747 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.263193][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.263284][ T32] Call trace: [ 1337.263362][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1337.263463][ T32] r10:8291a684 r9:eb231d84 r8:00000002 r7:60000113 r6:eb231d8c r5:854c0000 [ 1337.263543][ T32] r4:854c0000 [ 1337.263589][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1337.263672][ T32] r5:854c0000 r4:8291a680 [ 1337.263750][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.263922][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.264010][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb231e08 [ 1337.264060][ T32] r4:00000000 [ 1337.264096][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1337.264170][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1337.264528][ T32] r9:83018005 r8:854c0000 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 ** 4 printk messages dropped ** [ 1337.264947][ T32] r5:8549238c r4:85492000 ** 6 printk messages dropped ** [ 1337.265447][ T32] r10:00000000 r9:853b7780 r8:80287e08 r7:eb225e60 r6:85450f00 r5:854c0000 ** 16 printk messages dropped ** [ 1337.267367][ T32] Exception stack(0xe0501d28 to 0xe0501d70) ** 7 printk messages dropped ** [ 1337.267896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 ** 17 printk messages dropped ** [ 1337.269282][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 13 printk messages dropped ** [ 1337.270299][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1337.298880][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1337.299621][ T32] r5:8549278c r4:85492400 [ 1337.299730][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.299827][ T32] r7:dddced80 r6:83018000 r5:8549278c r4:853b7380 [ 1337.299870][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.299964][ T32] r10:61c88647 r9:854c1800 r8:853b73ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.300012][ T32] r4:853b7380 [ 1337.300078][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.300209][ T32] r10:00000000 r9:853b7380 r8:80287e08 r7:eb225e60 r6:85450c00 r5:854c1800 [ 1337.300263][ T32] r4:00000001 [ 1337.300308][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.300473][ T32] Exception stack(0xeb239fb0 to 0xeb239ff8) [ 1337.301206][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.301276][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.301366][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.301435][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.301484][ T32] r4:853af200 [ 1337.302146][ T32] INFO: task kworker/0:550:4749 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1337.302238][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.302385][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.302521][ T32] Call trace: [ 1337.302587][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.302694][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1337.302743][ T32] r4:00000000 [ 1337.302786][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.302860][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1337.302947][ T32] 1d20: cf460000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1337.303042][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1337.303098][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff ** 4 printk messages dropped ** [ 1337.303404][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1337.303448][ T32] r4:e0501dc0 [ 1337.303492][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.303586][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1337.303634][ T32] r4:00000000 [ 1337.303672][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1337.304295][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 ** 8 printk messages dropped ** [ 1337.304936][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1337.305880][ T32] r4:854c3000 ** 7 printk messages dropped ** [ 1337.306429][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1337.307204][ T32] r5:8549338c r4:85493000 [ 1337.307247][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1337.308216][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1337.309662][ T32] Exception stack(0xe0501d28 to 0xe0501d70) ** 8 printk messages dropped ** [ 1337.310343][ T32] r4:e0501dc0 ** 7 printk messages dropped ** [ 1337.344241][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 11 printk messages dropped ** [ 1337.344792][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) ** 10 printk messages dropped ** [ 1337.345449][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1337.346133][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1337.346475][ T32] r5:85492f8c r4:85492c00 [ 1337.346496][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.346540][ T32] r7:dddced80 r6:83018000 r5:85492f8c r4:853b7900 [ 1337.346598][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.346649][ T32] r10:61c88647 r9:854c2400 r8:853b792c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.346672][ T32] r4:853b7900 [ 1337.346828][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.346878][ T32] r10:00000000 r9:853b7900 r8:80287e08 r7:eb241e60 r6:8543a000 r5:854c2400 [ 1337.346900][ T32] r4:00000001 [ 1337.346918][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.346953][ T32] Exception stack(0xeb249fb0 to 0xeb249ff8) [ 1337.346981][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.347011][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.347081][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.347168][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.347193][ T32] r4:853af280 [ 1337.347616][ T32] INFO: task kworker/0:552:4753 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1337.347686][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.347848][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.347898][ T32] Call trace: [ 1337.347927][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.347979][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1337.348004][ T32] r4:00000000 [ 1337.348024][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.348063][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1337.348092][ T32] 1d20: cfa4a000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1337.348121][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1337.348174][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1337.348202][ T32] r5:80000013 r4:80239bb0 [ 1337.348224][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.348265][ T32] r4:82ac21e4 [ 1337.348285][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.348388][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1337.348446][ T32] r4:e0501dc0 [ 1337.348471][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.348540][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1337.348584][ T32] r4:00000000 [ 1337.348607][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.348653][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1337.348675][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.348717][ T32] r5:00001000 r4:e0315000 [ 1337.348736][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.348775][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1337.349114][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 9 printk messages dropped ** [ 1337.349480][ T32] INFO: task kworker/0:553:4755 blocked for more than 463 seconds. ** 12 printk messages dropped ** [ 1337.350008][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb251e08 ** 9 printk messages dropped ** [ 1337.361332][ T32] r5:00001000 r4:eb08b000 ** 2 printk messages dropped ** [ 1337.361437][ T32] r5:85493b8c r4:85493800 ** 4 printk messages dropped ** [ 1337.361619][ T32] r4:853b7980 ** 8 printk messages dropped ** [ 1337.361942][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 13 printk messages dropped ** [ 1337.363027][ T32] r5:80000013 r4:80239bb0 ** 12 printk messages dropped ** [ 1337.363560][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 15 printk messages dropped ** [ 1337.364194][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1337.364596][ T32] r4:854c5400 [ 1337.364695][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1337.364743][ T32] r5:854c5400 r4:8291a680 [ 1337.364790][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.364832][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.364876][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb259e08 [ 1337.364898][ T32] r4:00000000 [ 1337.364917][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1337.364952][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.364985][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.365026][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853af600 [ 1337.365076][ T32] r4:00000000 [ 1337.365099][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.365172][ T32] r9:83018005 r8:854c5400 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1337.365202][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.365246][ T32] r5:00001000 r4:eb05d000 [ 1337.365266][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.365324][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.365395][ T32] r5:8549378c r4:85493400 [ 1337.365436][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.365486][ T32] r7:dddced80 r6:83018000 r5:8549378c r4:853b7880 [ 1337.365534][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.365585][ T32] r10:61c88647 r9:854c5400 r8:853b78ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.365608][ T32] r4:853b7880 [ 1337.365653][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.365702][ T32] r10:00000000 r9:853b7880 r8:80287e08 r7:eb251e60 r6:8543a100 r5:854c5400 [ 1337.365725][ T32] r4:00000001 [ 1337.365744][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.365779][ T32] Exception stack(0xeb259fb0 to 0xeb259ff8) [ 1337.365806][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.365835][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.365935][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.366021][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.366073][ T32] r4:853af540 [ 1337.366346][ T32] INFO: task kworker/0:554:4757 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1337.366383][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.366439][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1337.366610][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 ** 16 printk messages dropped ** [ 1337.367144][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 ** 14 printk messages dropped ** [ 1337.367707][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) ** 10 printk messages dropped ** [ 1337.368069][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1337.368672][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1337.369306][ T32] r5:8549438c r4:85494000 ** 1 printk messages dropped ** [ 1337.369378][ T32] r7:dddced80 r6:83018000 r5:8549438c r4:853b7a80 ** 4 printk messages dropped ** [ 1337.369653][ T32] r10:00000000 r9:853b7a80 r8:80287e08 r7:eb251e60 r6:8543a180 r5:854c4800 ** 11 printk messages dropped ** [ 1337.370497][ T32] Call trace: ** 1 printk messages dropped ** [ 1337.401876][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1337.401947][ T32] r4:00000000 [ 1337.401973][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.402085][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1337.402146][ T32] 1d20: cfe09000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1337.402177][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1337.402203][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1337.402390][ T32] r5:80000013 r4:80239bb0 [ 1337.402418][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.402639][ T32] r4:82ac21e4 [ 1337.402664][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.402709][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1337.402822][ T32] r4:e0501dc0 [ 1337.402846][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.402889][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1337.403031][ T32] r4:00000000 [ 1337.403054][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.403102][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1337.403432][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.403540][ T32] r5:00001000 r4:e0315000 [ 1337.403565][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.403605][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.403737][ T32] r5:84b4cf8c r4:84b4cc00 [ 1337.403764][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.403853][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1337.403972][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1337.404282][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 13 printk messages dropped ** [ 1337.405247][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1337.406113][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1337.407057][ T32] r5:85493f8c r4:85493c00 [ 1337.407171][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.407224][ T32] r7:dddced80 r6:83018000 r5:85493f8c r4:853b7a00 [ 1337.407245][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.407515][ T32] r10:61c88647 r9:854c3c00 r8:853b7a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.407544][ T32] r4:853b7a00 [ 1337.407565][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.407645][ T32] r10:00000000 r9:853b7a00 r8:80287e08 r7:eb261e60 r6:8543a200 r5:854c3c00 [ 1337.407672][ T32] r4:00000001 [ 1337.407692][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.407763][ T32] Exception stack(0xeb269fb0 to 0xeb269ff8) [ 1337.407794][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.407872][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.407991][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.408023][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.408102][ T32] r4:853af700 [ 1337.408750][ T32] INFO: task kworker/0:556:4761 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1337.408960][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.409025][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.409184][ T32] Call trace: [ 1337.409386][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.409595][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 ** 2 printk messages dropped ** [ 1337.409920][ T32] Exception stack(0xe0501d28 to 0xe0501d70) ** 8 printk messages dropped ** [ 1337.410444][ T32] r4:e0501dc0 ** 8 printk messages dropped ** [ 1337.432273][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1337.433073][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1337.434259][ T32] r4:854c6000 ** 8 printk messages dropped ** [ 1337.434745][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1337.435211][ T32] r5:8549538c r4:85495000 ** 10 printk messages dropped ** [ 1337.435710][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1337.437069][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff ** 12 printk messages dropped ** [ 1337.437776][ T32] r5:00001000 r4:e0315000 ** 9 printk messages dropped ** [ 1337.438420][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 13 printk messages dropped ** [ 1337.439095][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1337.439554][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1337.439979][ T32] r5:8549478c r4:85494400 ** 6 printk messages dropped ** [ 1337.440295][ T32] r10:00000000 r9:853b7b00 r8:80287e08 r7:eb271e60 r6:8543a300 r5:854bbc00 ** 5 printk messages dropped ** [ 1337.463114][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.463150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.463175][ T32] r4:853af980 [ 1337.463633][ T32] INFO: task kworker/0:558:4765 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1337.463709][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.463837][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.463904][ T32] Call trace: [ 1337.463938][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.464036][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1337.464063][ T32] r4:00000000 [ 1337.464119][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.464200][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1337.464231][ T32] 1d20: d0821000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1337.464316][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1337.464395][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1337.464429][ T32] r5:80000013 r4:80239bb0 [ 1337.464464][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.464544][ T32] r4:82ac21e4 [ 1337.464596][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.464642][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1337.464681][ T32] r4:e0501dc0 [ 1337.464729][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.464774][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1337.464843][ T32] r4:00000000 [ 1337.465060][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.465111][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1337.465153][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.465217][ T32] r5:00001000 r4:e0315000 [ 1337.465240][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.465323][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.465372][ T32] r5:84b4cf8c r4:84b4cc00 [ 1337.465436][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.465515][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1337.465540][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.465588][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.465646][ T32] r4:84bc7780 [ 1337.465696][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.465748][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1337.465936][ T32] r4:00000001 [ 1337.465980][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1337.466157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 13 printk messages dropped ** [ 1337.466739][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 14 printk messages dropped ** [ 1337.467258][ T32] r5:85494b8c r4:85494800 [ 1337.467279][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1337.467825][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1337.468398][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 29 printk messages dropped ** [ 1337.469812][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 20 printk messages dropped ** [ 1337.492266][ T32] r4:854c8c00 ** 7 printk messages dropped ** [ 1337.492752][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 10 printk messages dropped ** [ 1337.493208][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 14 printk messages dropped ** [ 1337.494385][ T32] INFO: task kworker/0:560:4769 is blocked on a mutex likely owned by task kworker/0:178:3691. ** 15 printk messages dropped ** [ 1337.495246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 ** 2 printk messages dropped ** [ 1337.495374][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1337.495435][ T32] r4:00000000 [ 1337.495464][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.495511][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1337.495569][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.495615][ T32] r5:00001000 r4:e0315000 [ 1337.495635][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.495675][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.495755][ T32] r5:84b4cf8c r4:84b4cc00 [ 1337.495782][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.495892][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1337.495936][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.495987][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.496009][ T32] r4:84bc7780 [ 1337.496057][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.496107][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1337.496208][ T32] r4:00000001 [ 1337.496230][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.496270][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1337.496322][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.496366][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.496394][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.496422][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.496512][ T32] r4:84bcf280 [ 1337.496537][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.496565][ T32] INFO: task kworker/0:561:4772 blocked for more than 463 seconds. [ 1337.496597][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.496622][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.496642][ T32] task:kworker/0:561 state:D stack:0 pid:4772 tgid:4772 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.496687][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.496771][ T32] Call trace: [ 1337.496830][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1337.496882][ T32] r10:8291a684 r9:eb299d84 r8:00000002 r7:60000013 r6:eb299d8c r5:854c8000 [ 1337.496933][ T32] r4:854c8000 [ 1337.496957][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1337.497001][ T32] r5:854c8000 r4:8291a680 [ 1337.497020][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1337.497548][ T32] r5:00001000 r4:eb141000 ** 2 printk messages dropped ** [ 1337.497686][ T32] r5:85495b8c r4:85495800 ** 3 printk messages dropped ** [ 1337.497854][ T32] r10:61c88647 r9:854c8000 r8:853b7dac r7:82804d40 r6:dddced80 r5:dddceda0 ** 14 printk messages dropped ** [ 1337.498749][ T32] Call trace: [ 1337.498796][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.498850][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1337.498873][ T32] r4:00000000 [ 1337.498893][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.498952][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1337.499020][ T32] 1d20: d10aa000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1337.499055][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1337.499151][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff ** 2 printk messages dropped ** [ 1337.499258][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1337.499520][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1337.499900][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 15 printk messages dropped ** [ 1337.521715][ T32] INFO: task kworker/0:562:4773 blocked for more than 463 seconds. ** 12 printk messages dropped ** [ 1337.522368][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb29de08 ** 12 printk messages dropped ** [ 1337.523022][ T32] r5:8549578c r4:85495400 [ 1337.523049][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1337.523700][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1337.524723][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 ** 13 printk messages dropped ** [ 1337.525215][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 14 printk messages dropped ** [ 1337.525802][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 12 printk messages dropped ** [ 1337.526218][ T32] task:kworker/0:563 state:D stack:0 pid:4776 tgid:4776 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1337.526897][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.526942][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85460200 [ 1337.526978][ T32] r4:00000000 [ 1337.527029][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.527077][ T32] r9:83018005 r8:854cb000 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1337.527100][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.527143][ T32] r5:00001000 r4:dfa3d000 [ 1337.527163][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.527224][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.527269][ T32] r5:85495f8c r4:85495c00 [ 1337.527301][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.527347][ T32] r7:dddced80 r6:83018000 r5:85495f8c r4:853b7480 [ 1337.527368][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.527434][ T32] r10:61c88647 r9:854cb000 r8:853b74ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.527461][ T32] r4:853b7480 [ 1337.527480][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.527525][ T32] r10:00000000 r9:853b7480 r8:80287e08 r7:eb299e60 r6:8543a580 r5:854cb000 [ 1337.527549][ T32] r4:00000001 [ 1337.527567][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.527602][ T32] Exception stack(0xeb2a1fb0 to 0xeb2a1ff8) [ 1337.527632][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.527660][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.527686][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.527714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.527747][ T32] r4:85460100 [ 1337.528073][ T32] INFO: task kworker/0:563:4776 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1337.528141][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.528206][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.528252][ T32] Call trace: [ 1337.528280][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.528395][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1337.528422][ T32] r4:00000000 [ 1337.528465][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.528530][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1337.528561][ T32] 1d20: d165e000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1337.528609][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1337.528637][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1337.528661][ T32] r5:80000013 r4:80239bb0 [ 1337.528681][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.528721][ T32] r4:82ac21e4 [ 1337.528741][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.528783][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1337.528810][ T32] r4:e0501dc0 [ 1337.528843][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.528888][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1337.528920][ T32] r4:00000000 [ 1337.528947][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1337.529171][ T32] r5:84b4cf8c r4:84b4cc00 ** 7 printk messages dropped ** [ 1337.529472][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1337.529716][ T32] r4:84bcf280 ** 9 printk messages dropped ** [ 1337.530082][ T32] r4:854cbc00 ** 7 printk messages dropped ** [ 1337.530346][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1337.561885][ T32] r5:8549638c r4:85496000 ** 6 printk messages dropped ** [ 1337.562486][ T32] r10:00000000 r9:853b7e80 r8:80287e08 r7:eb2a1e60 r6:8543a600 r5:854cbc00 ** 16 printk messages dropped ** [ 1337.564731][ T32] Exception stack(0xe0501d28 to 0xe0501d70) ** 10 printk messages dropped ** [ 1337.565509][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1337.565574][ T32] r4:00000000 [ 1337.565622][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.565755][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1337.565813][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.565907][ T32] r5:00001000 r4:e0315000 [ 1337.565957][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.566044][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.566139][ T32] r5:84b4cf8c r4:84b4cc00 [ 1337.566188][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.566279][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1337.566360][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.566508][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.566576][ T32] r4:84bc7780 [ 1337.566634][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.566737][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1337.566800][ T32] r4:00000001 [ 1337.566848][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.566930][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1337.566992][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.567056][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.567119][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.567181][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.567239][ T32] r4:84bcf280 [ 1337.567289][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.567380][ T32] INFO: task kworker/0:565:4779 blocked for more than 464 seconds. [ 1337.567456][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.567512][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.567577][ T32] task:kworker/0:565 state:D stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.567745][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.567865][ T32] Call trace: [ 1337.567972][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1337.568809][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1337.569474][ T32] r5:8549678c r4:85496400 ** 3 printk messages dropped ** [ 1337.569771][ T32] r10:61c88647 r9:854cc800 r8:85456fac r7:82804d40 r6:dddced80 r5:dddceda0 ** 11 printk messages dropped ** [ 1337.595116][ T32] INFO: task kworker/0:565:4779 is blocked on a mutex likely owned by task kworker/0:178:3691. ** 16 printk messages dropped ** [ 1337.596852][ T32] r4:e0501dc0 ** 10 printk messages dropped ** [ 1337.597758][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 13 printk messages dropped ** [ 1337.598926][ T32] r4:84bcf280 ** 5 printk messages dropped ** [ 1337.599406][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.599518][ T32] Call trace: [ 1337.599616][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1337.599754][ T32] r10:8291a684 r9:eb2a9d84 r8:00000002 r7:60000013 r6:eb2a9d8c r5:854cd400 [ 1337.599826][ T32] r4:854cd400 [ 1337.599873][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1337.599986][ T32] r5:854cd400 r4:8291a680 [ 1337.600042][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.600135][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.600235][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2a9e08 [ 1337.600293][ T32] r4:00000000 [ 1337.600378][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1337.621168][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.621309][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.621386][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854607c0 [ 1337.621425][ T32] r4:00000000 [ 1337.621458][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.621534][ T32] r9:83018005 r8:854cd400 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1337.621598][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.621677][ T32] r5:00001000 r4:eab49000 [ 1337.621733][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.621823][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.621898][ T32] r5:8549738c r4:85497000 ** 1 printk messages dropped ** [ 1337.622065][ T32] r7:dddced80 r6:83018000 r5:8549738c r4:8545b000 ** 4 printk messages dropped ** [ 1337.622462][ T32] r10:00000000 r9:8545b000 r8:80287e08 r7:eb2a5e60 r6:8543a700 r5:854cd400 [ 1337.622511][ T32] r4:00000001 [ 1337.622555][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.622634][ T32] Exception stack(0xeb2a9fb0 to 0xeb2a9ff8) [ 1337.622701][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.622762][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.622820][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.622881][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.622930][ T32] r4:85460480 [ 1337.623670][ T32] INFO: task kworker/0:566:4782 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1337.623770][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1337.624499][ T32] Exception stack(0xe0501d28 to 0xe0501d70) ** 11 printk messages dropped ** [ 1337.625343][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1337.626279][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 12 printk messages dropped ** [ 1337.627173][ T32] INFO: task kworker/0:567:4784 blocked for more than 464 seconds. ** 12 printk messages dropped ** [ 1337.628219][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2b1e08 ** 12 printk messages dropped ** [ 1337.629251][ T32] r5:85496b8c r4:85496800 [ 1337.629312][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1337.630136][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1337.652548][ T32] r5:80000013 r4:80239bb0 [ 1337.652604][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.652676][ T32] r4:82ac21e4 [ 1337.652709][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.652789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1337.652829][ T32] r4:e0501dc0 [ 1337.652860][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.652927][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1337.652963][ T32] r4:00000000 [ 1337.652995][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.653092][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1337.653152][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.653246][ T32] r5:00001000 r4:e0315000 [ 1337.653282][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.653372][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.653447][ T32] r5:84b4cf8c r4:84b4cc00 [ 1337.653480][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.653556][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1337.653592][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.653691][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.653742][ T32] r4:84bc7780 [ 1337.653796][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1337.654113][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1337.655194][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 14 printk messages dropped ** [ 1337.656427][ T32] r5:85496f8c r4:85496c00 ** 1 printk messages dropped ** [ 1337.656570][ T32] r7:dddced80 r6:83018000 r5:85496f8c r4:8545b200 ** 10 printk messages dropped ** [ 1337.657374][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1337.658831][ T32] 1d20: d24d6000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1337.658917][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1337.658987][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1337.659038][ T32] r5:80000013 r4:80239bb0 [ 1337.659085][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.659174][ T32] r4:82ac21e4 [ 1337.659242][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.659352][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1337.659408][ T32] r4:e0501dc0 [ 1337.659453][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.659546][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1337.659598][ T32] r4:00000000 [ 1337.659648][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.659747][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1337.659798][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.659892][ T32] r5:00001000 r4:e0315000 [ 1337.659941][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.660029][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1337.695393][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1337.695998][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) ** 6 printk messages dropped ** [ 1337.696563][ T32] INFO: task kworker/0:569:4787 blocked for more than 464 seconds. ** 7 printk messages dropped ** [ 1337.697440][ T32] r4:854d0000 ** 3 printk messages dropped ** [ 1337.697742][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1337.698230][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85460c00 ** 7 printk messages dropped ** [ 1337.699026][ T32] r5:85497f8c r4:85497c00 [ 1337.699078][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1337.699361][ T32] r10:61c88647 r9:854d0000 r8:8545b2ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1337.700150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 16 printk messages dropped ** [ 1337.714845][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 15 printk messages dropped ** [ 1337.716262][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1337.716818][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) ** 10 printk messages dropped ** [ 1337.717733][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1337.718600][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1337.718984][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.719470][ T32] r5:8549778c r4:85497400 ** 3 printk messages dropped ** [ 1337.719688][ T32] r10:61c88647 r9:854d1800 r8:8545b32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1337.720206][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.720254][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.720307][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.720369][ T32] r4:85460800 [ 1337.741626][ T32] INFO: task kworker/0:570:4789 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1337.741805][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.742048][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.742221][ T32] Call trace: [ 1337.742302][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.742422][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1337.742474][ T32] r4:00000000 [ 1337.742535][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.742646][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1337.742708][ T32] 1d20: d2c20000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1337.742770][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1337.742825][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1337.742880][ T32] r5:80000013 r4:80239bb0 [ 1337.742929][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.743023][ T32] r4:82ac21e4 [ 1337.743069][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.743164][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1337.743218][ T32] r4:e0501dc0 [ 1337.743266][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.743398][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1337.743452][ T32] r4:00000000 [ 1337.743493][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.743593][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1337.743650][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.743745][ T32] r5:00001000 r4:e0315000 [ 1337.743814][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.743923][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.744033][ T32] r5:84b4cf8c r4:84b4cc00 [ 1337.744111][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.744233][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1337.744312][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.744446][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.744510][ T32] r4:84bc7780 [ 1337.744557][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1337.745089][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1337.746241][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1337.747365][ T32] r5:85497b8c r4:85497800 ** 2 printk messages dropped ** [ 1337.747559][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1337.749104][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1337.749997][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1337.750068][ T32] r5:80000013 r4:80239bb0 [ 1337.750134][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.750220][ T32] r4:82ac21e4 [ 1337.750265][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.750368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1337.750469][ T32] r4:e0501dc0 [ 1337.778910][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.779092][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1337.779168][ T32] r4:00000000 [ 1337.779236][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.779362][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1337.779417][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.779522][ T32] r5:00001000 r4:e0315000 [ 1337.779624][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.779751][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.779857][ T32] r5:84b4cf8c r4:84b4cc00 [ 1337.779909][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.780016][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 ** 4 printk messages dropped ** [ 1337.791093][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 13 printk messages dropped ** [ 1337.792079][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1337.792853][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1337.793474][ T32] r5:8549938c r4:85499000 ** 3 printk messages dropped ** [ 1337.793709][ T32] r10:61c88647 r9:854d3c00 r8:8545b12c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1337.794148][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.795444][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 ** 7 printk messages dropped ** [ 1337.795874][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1337.796580][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1337.797314][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 5 printk messages dropped ** [ 1337.797692][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1337.798258][ T32] Call trace: ** 6 printk messages dropped ** [ 1337.798742][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1337.799356][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.799881][ T32] r5:8549838c r4:85498000 [ 1337.799925][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1337.800197][ T32] r10:61c88647 r9:854d2400 r8:8545b42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1337.824921][ T32] Exception stack(0xeb2ddfb0 to 0xeb2ddff8) ** 3 printk messages dropped ** [ 1337.825185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1337.826596][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 ** 7 printk messages dropped ** [ 1337.827064][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1337.827750][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1337.828458][ T32] r4:84bc7780 [ 1337.828489][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.828565][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1337.828602][ T32] r4:00000001 [ 1337.828632][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.828689][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1337.828749][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.828850][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.828897][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.828944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.828980][ T32] r4:84bcf280 [ 1337.829024][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.829093][ T32] INFO: task kworker/0:574:4797 blocked for more than 464 seconds. [ 1337.829146][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.829185][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.829218][ T32] task:kworker/0:574 state:D stack:0 pid:4797 tgid:4797 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.829321][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.829400][ T32] Call trace: [ 1337.829451][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1337.829530][ T32] r10:8291a684 r9:eb2e5d84 r8:00000002 r7:60000113 r6:eb2e5d8c r5:854d4800 [ 1337.829569][ T32] r4:854d4800 [ 1337.829602][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1337.829669][ T32] r5:854d4800 r4:8291a680 [ 1337.829701][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.829761][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.829829][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2e5e08 [ 1337.829864][ T32] r4:00000000 [ 1337.829894][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1337.829971][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.830032][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.830098][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85460e80 [ 1337.830158][ T32] r4:00000000 [ 1337.830216][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.830292][ T32] r9:83018005 r8:854d4800 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1337.830334][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.841337][ T32] r5:00001000 r4:eacd1000 [ 1337.841539][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.841675][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.841769][ T32] r5:8549878c r4:85498400 [ 1337.841816][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.841924][ T32] r7:dddced80 r6:83018000 r5:8549878c r4:8545b480 [ 1337.841988][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.842133][ T32] r10:61c88647 r9:854d4800 r8:8545b4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.842189][ T32] r4:8545b480 [ 1337.842234][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.842334][ T32] r10:00000000 r9:8545b480 r8:80287e08 r7:eb2d5e60 r6:8543ab00 r5:854d4800 [ 1337.842411][ T32] r4:00000001 [ 1337.842477][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.842573][ T32] Exception stack(0xeb2e5fb0 to 0xeb2e5ff8) [ 1337.842651][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.842714][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.842771][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.842849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.842904][ T32] r4:85460c80 [ 1337.843620][ T32] INFO: task kworker/0:574:4797 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1337.843711][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.843851][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.843947][ T32] Call trace: [ 1337.844086][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.844204][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1337.844257][ T32] r4:00000000 [ 1337.844302][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.844409][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1337.844472][ T32] 1d20: d3278000 e02e7000 00000001 80239b98 7f539000 00000001 ** 5 printk messages dropped ** [ 1337.844863][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 13 printk messages dropped ** [ 1337.846021][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 ** 10 printk messages dropped ** [ 1337.846751][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1337.847217][ T32] task:kworker/0:575 state:D stack:0 pid:4799 tgid:4799 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.847323][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.847411][ T32] Call trace: [ 1337.847472][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1337.847578][ T32] r10:8291a684 r9:eb2edd84 r8:00000002 r7:60000113 r6:eb2edd8c r5:854d0c00 [ 1337.847667][ T32] r4:854d0c00 [ 1337.847729][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1337.847815][ T32] r5:854d0c00 r4:8291a680 [ 1337.847873][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.847958][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.848046][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2ede08 [ 1337.848094][ T32] r4:00000000 [ 1337.848144][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1337.848234][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.848305][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.848443][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543dcc0 [ 1337.848539][ T32] r4:00000000 [ 1337.848606][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.848702][ T32] r9:83018005 r8:854d0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1337.848750][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.848833][ T32] r5:00001000 r4:ead09000 [ 1337.848892][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.848972][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.849055][ T32] r5:85498b8c r4:85498800 [ 1337.849114][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.849205][ T32] r7:dddced80 r6:83018000 r5:85498b8c r4:8545b500 [ 1337.849247][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.849340][ T32] r10:61c88647 r9:854d0c00 r8:8545b52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.849413][ T32] r4:8545b500 [ 1337.849467][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.849563][ T32] r10:00000000 r9:8545b500 r8:80287e08 r7:eb2d5e60 r6:8543ab80 r5:854d0c00 ** 2 printk messages dropped ** [ 1337.849734][ T32] Exception stack(0xeb2edfb0 to 0xeb2edff8) ** 8 printk messages dropped ** [ 1337.876748][ T32] Call trace: ** 6 printk messages dropped ** [ 1337.877268][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 ** 9 printk messages dropped ** [ 1337.877906][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1337.878667][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 ** 8 printk messages dropped ** [ 1337.879319][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1337.880094][ T32] Call trace: ** 7 printk messages dropped ** [ 1337.898673][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2f5e08 ** 11 printk messages dropped ** [ 1337.899594][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1337.899960][ T32] r10:61c88647 r9:854d5400 r8:8545b62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1337.908384][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.908562][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.908628][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.908696][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.908747][ T32] r4:8543d200 [ 1337.909475][ T32] INFO: task kworker/0:576:4801 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1337.909570][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.909780][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.909943][ T32] Call trace: [ 1337.910040][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.910154][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1337.910224][ T32] r4:00000000 [ 1337.910277][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.910361][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1337.910420][ T32] 1d20: d36dc000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1337.924099][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1337.924252][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1337.924317][ T32] r5:80000013 r4:80239bb0 [ 1337.924392][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.924515][ T32] r4:82ac21e4 [ 1337.924562][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.924654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1337.924704][ T32] r4:e0501dc0 [ 1337.924744][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.924836][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1337.924886][ T32] r4:00000000 [ 1337.924928][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.925024][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1337.925073][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.925170][ T32] r5:00001000 r4:e0315000 [ 1337.925216][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.925330][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.925443][ T32] r5:84b4cf8c r4:84b4cc00 [ 1337.925562][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.925681][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1337.925729][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.925818][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.925865][ T32] r4:84bc7780 [ 1337.925909][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.926005][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1337.926054][ T32] r4:00000001 [ 1337.926095][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1337.926758][ T32] task:kworker/0:577 state:D stack:0 pid:4805 tgid:4805 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1337.928221][ T32] r9:83018005 r8:854d6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 ** 6 printk messages dropped ** [ 1337.928852][ T32] r7:dddced80 r6:83018000 r5:8549978c r4:8545b580 ** 11 printk messages dropped ** [ 1337.929629][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 18 printk messages dropped ** [ 1337.946507][ T32] r4:e0501dc0 ** 13 printk messages dropped ** [ 1337.947515][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1337.948149][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.948213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.948262][ T32] r4:84bcf280 [ 1337.948309][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.948416][ T32] INFO: task kworker/0:578:4807 blocked for more than 464 seconds. [ 1337.948488][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.948546][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.948587][ T32] task:kworker/0:578 state:D stack:0 pid:4807 tgid:4807 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.948698][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.948786][ T32] Call trace: [ 1337.948852][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1337.948949][ T32] r10:8291a684 r9:eb30dd84 r8:00000002 r7:60000113 r6:eb30dd8c r5:854d8000 [ 1337.949021][ T32] r4:854d8000 [ 1337.949075][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1337.949166][ T32] r5:854d8000 r4:8291a680 [ 1337.949211][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.949316][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.949507][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb30de08 [ 1337.949573][ T32] r4:00000000 [ 1337.949616][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1337.971977][ T32] r5:85499b8c r4:85499800 ** 6 printk messages dropped ** [ 1337.972724][ T32] r10:00000000 r9:8545b180 r8:80287e08 r7:eb305e60 r6:8543ad00 r5:854d8000 ** 19 printk messages dropped ** [ 1337.974807][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff ** 15 printk messages dropped ** [ 1337.975912][ T32] r5:84b4cf8c r4:84b4cc00 ** 12 printk messages dropped ** [ 1337.976828][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 19 printk messages dropped ** [ 1337.978196][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1337.978795][ T32] r5:00001000 r4:eaf51000 [ 1337.978835][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.978929][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.979012][ T32] r5:8549a38c r4:8549a000 [ 1337.979075][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.979184][ T32] r7:dddced80 r6:83018000 r5:8549a38c r4:8545b780 [ 1337.979228][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.979317][ T32] r10:61c88647 r9:854d8c00 r8:8545b7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.979362][ T32] r4:8545b780 [ 1337.979399][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.979482][ T32] r10:00000000 r9:8545b780 r8:80287e08 r7:eb30de60 r6:8543ad80 r5:854d8c00 ** 7 printk messages dropped ** [ 1337.979913][ T32] r4:85472180 [ 1337.980460][ T32] INFO: task kworker/0:579:4808 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1338.005018][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1338.005741][ T32] Exception stack(0xe0501d28 to 0xe0501d70) ** 18 printk messages dropped ** [ 1338.007102][ T32] r5:84b4cf8c r4:84b4cc00 ** 12 printk messages dropped ** [ 1338.008092][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 22 printk messages dropped ** [ 1338.009659][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1338.010139][ T32] r5:85499f8c r4:85499c00 ** 9 printk messages dropped ** [ 1338.021588][ T32] Exception stack(0xeb315fb0 to 0xeb315ff8) ** 15 printk messages dropped ** [ 1338.023560][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 ** 21 printk messages dropped ** [ 1338.025291][ T32] r4:84bc7780 ** 9 printk messages dropped ** [ 1338.026010][ T32] r4:84bcf280 ** 6 printk messages dropped ** [ 1338.026586][ T32] Call trace: ** 4 printk messages dropped ** [ 1338.026947][ T32] r5:854db000 r4:8291a680 [ 1338.026999][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.027083][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.027173][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb31de08 [ 1338.027221][ T32] r4:00000000 [ 1338.027281][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1338.027386][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.027485][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.027600][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85472600 [ 1338.027664][ T32] r4:00000000 [ 1338.027708][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.027805][ T32] r9:83018005 r8:854db000 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1338.027855][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.027960][ T32] r5:00001000 r4:eaf5b000 [ 1338.028009][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.028090][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.028171][ T32] r5:8549a78c r4:8549a400 [ 1338.028228][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 15 printk messages dropped ** [ 1338.029490][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 32 printk messages dropped ** [ 1338.054952][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 19 printk messages dropped ** [ 1338.055788][ T32] r5:854dbc00 r4:8291a680 ** 10 printk messages dropped ** [ 1338.056202][ T32] r9:83018005 r8:854dbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 ** 14 printk messages dropped ** [ 1338.056885][ T32] Exception stack(0xeb321fb0 to 0xeb321ff8) ** 15 printk messages dropped ** [ 1338.057993][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 ** 4 printk messages dropped ** [ 1338.058183][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.058238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1338.058273][ T32] r4:e0501dc0 [ 1338.058294][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.058336][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1338.058374][ T32] r4:00000000 [ 1338.058422][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.058473][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1338.058499][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.058543][ T32] r5:00001000 r4:e0315000 [ 1338.058562][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.058601][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.058647][ T32] r5:84b4cf8c r4:84b4cc00 [ 1338.058669][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.058738][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1338.058763][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.058811][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.058834][ T32] r4:84bc7780 [ 1338.058876][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.058939][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 12 printk messages dropped ** [ 1338.059583][ T32] task:kworker/0:583 state:D stack:0 pid:4816 tgid:4816 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 22 printk messages dropped ** [ 1338.082803][ T32] r5:8549af8c r4:8549ac00 ** 3 printk messages dropped ** [ 1338.082992][ T32] r10:61c88647 r9:854dc800 r8:8545b82c r7:82804d40 r6:dddced80 r5:dddceda0 ** 22 printk messages dropped ** [ 1338.084453][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff ** 20 printk messages dropped ** [ 1338.085436][ T32] r4:84bc7780 ** 11 printk messages dropped ** [ 1338.085909][ T32] INFO: task kworker/0:584:4818 blocked for more than 464 seconds. ** 1 printk messages dropped ** [ 1338.085966][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.086016][ T32] task:kworker/0:584 state:D stack:0 pid:4818 tgid:4818 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.086081][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.086136][ T32] Call trace: [ 1338.086190][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1338.086257][ T32] r10:8291a684 r9:eb329d84 r8:00000002 r7:60000013 r6:eb329d8c r5:854dd400 [ 1338.086285][ T32] r4:854dd400 [ 1338.086305][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1338.086349][ T32] r5:854dd400 r4:8291a680 [ 1338.086374][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.086415][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.086476][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb329e08 [ 1338.086507][ T32] r4:00000000 [ 1338.086527][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1338.086562][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.086617][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.086688][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85472bc0 [ 1338.086735][ T32] r4:00000000 [ 1338.086761][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.086808][ T32] r9:83018005 r8:854dd400 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 ** 4 printk messages dropped ** [ 1338.087008][ T32] r5:8549b78c r4:8549b400 [ 1338.087056][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1338.087577][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1338.088487][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 6 printk messages dropped ** [ 1338.088726][ T32] r4:00000000 [ 1338.088763][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.088813][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1338.088836][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.088880][ T32] r5:00001000 r4:e0315000 [ 1338.088900][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.088968][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.089015][ T32] r5:84b4cf8c r4:84b4cc00 [ 1338.089036][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.089083][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1338.089121][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.089171][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.089194][ T32] r4:84bc7780 [ 1338.089214][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1338.089368][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) ** 13 printk messages dropped ** [ 1338.089912][ T32] r10:8291a684 r9:eb32dd84 r8:00000002 r7:60000013 r6:eb32dd8c r5:854de000 ** 14 printk messages dropped ** [ 1338.090454][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1338.111457][ T32] r7:dddced80 r6:83018000 r5:8549b38c r4:8545ba80 ** 11 printk messages dropped ** [ 1338.112146][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 16 printk messages dropped ** [ 1338.113636][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 18 printk messages dropped ** [ 1338.114403][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 13 printk messages dropped ** [ 1338.114851][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1338.115378][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1338.115779][ T32] r5:8549bb8c r4:8549b800 ** 9 printk messages dropped ** [ 1338.116154][ T32] Exception stack(0xeb331fb0 to 0xeb331ff8) ** 11 printk messages dropped ** [ 1338.116933][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1338.117271][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 19 printk messages dropped ** [ 1338.118120][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1338.118438][ T32] INFO: task kworker/0:587:4825 blocked for more than 464 seconds. ** 15 printk messages dropped ** [ 1338.119098][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1338.119207][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85472e00 [ 1338.119240][ T32] r4:00000000 [ 1338.119262][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.119324][ T32] r9:83018005 r8:854da400 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1338.119365][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.119445][ T32] r5:00001000 r4:eb171000 [ 1338.119467][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.119532][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.119580][ T32] r5:8549bf8c r4:8549bc00 [ 1338.119600][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.119646][ T32] r7:dddced80 r6:83018000 r5:8549bf8c r4:8545b980 [ 1338.119698][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.119747][ T32] r10:61c88647 r9:854da400 r8:8545b9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.119770][ T32] r4:8545b980 [ 1338.119790][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.119834][ T32] r10:00000000 r9:8545b980 r8:80287e08 r7:eb331e60 r6:85568180 r5:854da400 [ 1338.119870][ T32] r4:00000001 [ 1338.119892][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.119927][ T32] Exception stack(0xeb0fdfb0 to 0xeb0fdff8) [ 1338.119954][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.119981][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.120007][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.120035][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.120070][ T32] r4:85472b80 [ 1338.120396][ T32] INFO: task kworker/0:587:4825 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1338.120516][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.154942][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.155554][ T32] Exception stack(0xe0501d28 to 0xe0501d70) ** 8 printk messages dropped ** [ 1338.156253][ T32] r4:e0501dc0 ** 6 printk messages dropped ** [ 1338.156836][ T32] r5:00001000 r4:e0315000 ** 10 printk messages dropped ** [ 1338.157644][ T32] r4:00000001 ** 11 printk messages dropped ** [ 1338.158342][ T32] task:kworker/0:588 state:D stack:0 pid:4827 tgid:4827 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 21 printk messages dropped ** [ 1338.159721][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1338.160501][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1338.171758][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.171866][ T32] Call trace: [ 1338.171924][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.171999][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1338.172031][ T32] r4:00000000 [ 1338.172127][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.172179][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1338.172211][ T32] 1d20: d4fd6000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1338.172243][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1338.172268][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1338.172297][ T32] r5:80000013 r4:80239bb0 [ 1338.172353][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.172417][ T32] r4:82ac21e4 [ 1338.172439][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.172484][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1338.172506][ T32] r4:e0501dc0 [ 1338.172526][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.172583][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1338.172607][ T32] r4:00000000 [ 1338.172627][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.172674][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1338.172708][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.172789][ T32] r5:00001000 r4:e0315000 [ 1338.172867][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.172919][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1338.173038][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 ** 16 printk messages dropped ** [ 1338.173694][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 10 printk messages dropped ** [ 1338.174128][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb33de08 [ 1338.174151][ T32] r4:00000000 [ 1338.174169][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1338.174216][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.174254][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1338.174453][ T32] r9:83018005 r8:854c6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 ** 6 printk messages dropped ** [ 1338.174878][ T32] r7:dddced80 r6:83018000 r5:8549c78c r4:8545bc80 ** 11 printk messages dropped ** [ 1338.175685][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 17 printk messages dropped ** [ 1338.176835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 ** 14 printk messages dropped ** [ 1338.177938][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1338.178265][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1338.179001][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1338.179484][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1338.180422][ T32] r5:8549cf8c r4:8549cc00 ** 6 printk messages dropped ** [ 1338.206681][ T32] r10:00000000 r9:8545b700 r8:80287e08 r7:eb33de60 r6:85568280 r5:854e0c00 ** 6 printk messages dropped ** [ 1338.207126][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.207172][ T32] r4:85466b00 [ 1338.207893][ T32] INFO: task kworker/0:590:4831 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1338.208079][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.208224][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.208432][ T32] Call trace: [ 1338.208561][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.208673][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1338.208753][ T32] r4:00000000 [ 1338.208803][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.208886][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1338.209012][ T32] 1d20: d53c0000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1338.209112][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1338.209171][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1338.209221][ T32] r5:80000013 r4:80239bb0 [ 1338.209284][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.209378][ T32] r4:82ac21e4 [ 1338.209421][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.209506][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1338.209562][ T32] r4:e0501dc0 [ 1338.209601][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.209740][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1338.209805][ T32] r4:00000000 [ 1338.209846][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.209975][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 ** 11 printk messages dropped ** [ 1338.223787][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 22 printk messages dropped ** [ 1338.225088][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb341e08 ** 5 printk messages dropped ** [ 1338.225353][ T32] r4:00000000 [ 1338.225373][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.225446][ T32] r9:83018005 r8:854e1800 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1338.225493][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.225546][ T32] r5:00001000 r4:eb1b9000 [ 1338.225569][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.225609][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.225652][ T32] r5:8549cb8c r4:8549c800 [ 1338.225699][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.225751][ T32] r7:dddced80 r6:83018000 r5:8549cb8c r4:8545bd00 [ 1338.225772][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.225819][ T32] r10:61c88647 r9:854e1800 r8:8545bd2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.225841][ T32] r4:8545bd00 [ 1338.225889][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1338.226095][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1338.227324][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff ** 17 printk messages dropped ** [ 1338.228615][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 ** 12 printk messages dropped ** [ 1338.229414][ T32] r4:84bcf280 [ 1338.229478][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.229541][ T32] INFO: task kworker/1:260:4835 blocked for more than 464 seconds. [ 1338.229597][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.229643][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.229684][ T32] task:kworker/1:260 state:D stack:0 pid:4835 tgid:4835 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.229780][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.229919][ T32] Call trace: [ 1338.230003][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1338.230056][ T32] r10:8291a684 r9:eb349d84 r8:00000002 r7:60000113 r6:eb349d8c r5:854e2400 [ 1338.230080][ T32] r4:854e2400 [ 1338.230130][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1338.230235][ T32] r5:854e2400 r4:8291a680 [ 1338.230311][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.230383][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.251443][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb349e08 [ 1338.251634][ T32] r4:00000000 [ 1338.251688][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1338.252663][ T32] r5:8542938c r4:85429000 ** 3 printk messages dropped ** [ 1338.253027][ T32] r10:61c88647 r9:854e2400 r8:855684ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 21 printk messages dropped ** [ 1338.255415][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 ** 18 printk messages dropped ** [ 1338.256915][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 ** 7 printk messages dropped ** [ 1338.257464][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) ** 5 printk messages dropped ** [ 1338.257812][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 1338.258552][ T32] r10:8291a684 r9:eb351d84 r8:00000002 r7:60000113 r6:eb351d8c r5:854e3c00 ** 5 printk messages dropped ** [ 1338.258812][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb351e08 ** 5 printk messages dropped ** [ 1338.259226][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1338.259768][ T32] r5:8549d38c r4:8549d000 [ 1338.259816][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1338.260005][ T32] r4:8545be00 ** 5 printk messages dropped ** [ 1338.260212][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1338.260265][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.260296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.260360][ T32] r4:855641c0 [ 1338.277918][ T32] INFO: task kworker/0:592:4837 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1338.278082][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.278191][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.278261][ T32] Call trace: [ 1338.278346][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.278410][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1338.278436][ T32] r4:00000000 [ 1338.278473][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.278521][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1338.278576][ T32] 1d20: d5d2d000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1338.278639][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1338.278698][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1338.278786][ T32] r5:80000013 r4:80239bb0 [ 1338.278811][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.278855][ T32] r4:82ac21e4 [ 1338.278875][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.278919][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1338.278970][ T32] r4:e0501dc0 [ 1338.278994][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.279037][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1338.279060][ T32] r4:00000000 [ 1338.279135][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.279188][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 ** 8 printk messages dropped ** [ 1338.279639][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 16 printk messages dropped ** [ 1338.280269][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1338.294731][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0d1e08 ** 8 printk messages dropped ** [ 1338.295039][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1338.295209][ T32] r5:8549d78c r4:8549d400 [ 1338.295236][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1338.295462][ T32] r4:8545be80 ** 5 printk messages dropped ** [ 1338.295711][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1338.296637][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.296860][ T32] Exception stack(0xe0501d28 to 0xe0501d70) ** 5 printk messages dropped ** [ 1338.297084][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1338.297302][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 17 printk messages dropped ** [ 1338.298285][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) ** 11 printk messages dropped ** [ 1338.298757][ T32] Call trace: ** 10 printk messages dropped ** [ 1338.299203][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1338.299596][ T32] r5:8549e78c r4:8549e400 [ 1338.299615][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.299661][ T32] r7:dddced80 r6:83018000 r5:8549e78c r4:8545bf00 [ 1338.299682][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.299758][ T32] r10:61c88647 r9:848d5400 r8:8545bf2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.299785][ T32] r4:8545bf00 [ 1338.299804][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.299876][ T32] r10:00000000 r9:8545bf00 r8:80287e08 r7:eb0d1e60 r6:8545bc00 r5:848d5400 [ 1338.299930][ T32] r4:00000001 [ 1338.299952][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.299994][ T32] Exception stack(0xeb339fb0 to 0xeb339ff8) [ 1338.300034][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.300065][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.300120][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.300152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.300188][ T32] r4:855642c0 [ 1338.318860][ T32] INFO: task kworker/0:594:4841 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1338.319021][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.319156][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.319252][ T32] Call trace: [ 1338.319287][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.319390][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1338.319419][ T32] r4:00000000 [ 1338.319441][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.319484][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1338.319514][ T32] 1d20: d62a4000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1338.319542][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1338.319568][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1338.319624][ T32] r5:80000013 r4:80239bb0 [ 1338.319648][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.319691][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1338.319787][ T32] r4:e0501dc0 ** 10 printk messages dropped ** [ 1338.320180][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 19 printk messages dropped ** [ 1338.323821][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1338.324638][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1338.325062][ T32] r5:8549db8c r4:8549d800 ** 10 printk messages dropped ** [ 1338.325553][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1338.326817][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.326888][ T32] r4:82ac21e4 [ 1338.326912][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.326957][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1338.326980][ T32] r4:e0501dc0 [ 1338.327000][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.327100][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1338.327155][ T32] r4:00000000 [ 1338.327178][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.327252][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1338.327318][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.327396][ T32] r5:00001000 r4:e0315000 [ 1338.327437][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.327485][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.327567][ T32] r5:84b4cf8c r4:84b4cc00 [ 1338.327591][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.327661][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1338.327729][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1338.327951][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 14 printk messages dropped ** [ 1338.328849][ T32] Call trace: ** 10 printk messages dropped ** [ 1338.329321][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1338.329721][ T32] r5:8549e38c r4:8549e000 ** 9 printk messages dropped ** [ 1338.330114][ T32] Exception stack(0xeb361fb0 to 0xeb361ff8) ** 13 printk messages dropped ** [ 1338.353781][ T32] Exception stack(0xe0501d28 to 0xe0501d70) ** 11 printk messages dropped ** [ 1338.354203][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1338.354901][ T32] r4:84bc7780 ** 8 printk messages dropped ** [ 1338.355190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 18 printk messages dropped ** [ 1338.356216][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 12 printk messages dropped ** [ 1338.356877][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1338.357448][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1338.358145][ T32] Call trace: ** 4 printk messages dropped ** [ 1338.358401][ T32] Exception stack(0xe0501d28 to 0xe0501d70) ** 5 printk messages dropped ** [ 1338.358608][ T32] r4:82ac21e4 ** 9 printk messages dropped ** [ 1338.358969][ T32] r5:00001000 r4:e0315000 ** 13 printk messages dropped ** [ 1338.359399][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 19 printk messages dropped ** [ 1338.360155][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1338.360247][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.360288][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85564d40 [ 1338.360311][ T32] r4:00000000 [ 1338.360360][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.360417][ T32] r9:83018005 r8:848d3000 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 1338.360501][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.378898][ T32] r5:00001000 r4:eb399000 [ 1338.378964][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.379066][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.379114][ T32] r5:8549ef8c r4:8549ec00 [ 1338.379135][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.379216][ T32] r7:dddced80 r6:83018000 r5:8549ef8c r4:8556e080 [ 1338.379282][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.379347][ T32] r10:61c88647 r9:848d3000 r8:8556e0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.379370][ T32] r4:8556e080 [ 1338.379391][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.379440][ T32] r10:00000000 r9:8556e080 r8:80287e08 r7:eb389e60 r6:8556e200 r5:848d3000 [ 1338.379492][ T32] r4:00000001 [ 1338.379544][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.379618][ T32] Exception stack(0xeb37dfb0 to 0xeb37dff8) [ 1338.379653][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.379739][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.379802][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.379835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.379857][ T32] r4:85564ac0 [ 1338.380366][ T32] INFO: task kworker/0:598:4849 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1338.380414][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.385328][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.385398][ T32] Call trace: [ 1338.385458][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.385518][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1338.385542][ T32] r4:00000000 [ 1338.385562][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.385632][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1338.385671][ T32] 1d20: d6a8a000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1338.385729][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1338.385815][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1338.385870][ T32] r5:80000013 r4:80239bb0 [ 1338.385894][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.385953][ T32] r4:82ac21e4 [ 1338.385976][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.386020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1338.386048][ T32] r4:e0501dc0 [ 1338.386068][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.386110][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1338.386133][ T32] r4:00000000 [ 1338.386153][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.386200][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 ** 5 printk messages dropped ** [ 1338.386401][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1338.386841][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1338.387290][ T32] r10:8291a684 r9:eb391d84 r8:00000002 r7:60000113 r6:eb391d8c r5:848d1800 ** 9 printk messages dropped ** [ 1338.387676][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1338.388053][ T32] r5:8549f38c r4:8549f000 [ 1338.388077][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.388124][ T32] r7:dddced80 r6:83018000 r5:8549f38c r4:8556e300 [ 1338.388144][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.388190][ T32] r10:61c88647 r9:848d1800 r8:8556e32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.388242][ T32] r4:8556e300 [ 1338.388267][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.388314][ T32] r10:00000000 r9:8556e300 r8:80287e08 r7:eb37de60 r6:8556e400 r5:848d1800 [ 1338.388372][ T32] r4:00000001 [ 1338.388395][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.388433][ T32] Exception stack(0xeb391fb0 to 0xeb391ff8) [ 1338.388476][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.388512][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.388569][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.388604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.388658][ T32] r4:85564d00 [ 1338.389088][ T32] INFO: task kworker/0:599:4851 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1338.389129][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.389190][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.389243][ T32] Call trace: [ 1338.389528][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.389687][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1338.389717][ T32] r4:00000000 [ 1338.389747][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.389830][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1338.389862][ T32] 1d20: d6a8a000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1338.389914][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1338.389999][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1338.390027][ T32] r5:80000013 r4:80239bb0 [ 1338.390083][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.390129][ T32] r4:82ac21e4 [ 1338.390180][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.390227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1338.390257][ T32] r4:e0501dc0 ** 1 printk messages dropped ** [ 1338.390395][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 11 printk messages dropped ** [ 1338.407850][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1338.408276][ T32] r4:84bcf280 ** 5 printk messages dropped ** [ 1338.408579][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1338.408977][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3a1e08 ** 8 printk messages dropped ** [ 1338.409355][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1338.409565][ T32] r5:8549f78c r4:8549f400 [ 1338.409599][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.409674][ T32] r7:dddced80 r6:83018000 r5:8549f78c r4:8556e480 [ 1338.409726][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.409778][ T32] r10:61c88647 r9:848d4800 r8:8556e4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.409803][ T32] r4:8556e480 [ 1338.409842][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.409892][ T32] r10:00000000 r9:8556e480 r8:80287e08 r7:eb391e60 r6:8556e380 r5:848d4800 [ 1338.409915][ T32] r4:00000001 [ 1338.409935][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.409992][ T32] Exception stack(0xeb3a1fb0 to 0xeb3a1ff8) [ 1338.410050][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.410082][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.410130][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.410189][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.410215][ T32] r4:85564e00 [ 1338.421364][ T32] INFO: task kworker/0:600:4853 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1338.421535][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.421662][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.421734][ T32] Call trace: [ 1338.421778][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.421871][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1338.421899][ T32] r4:00000000 [ 1338.421921][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.421965][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1338.421995][ T32] 1d20: d6f27000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1338.422054][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1338.422094][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1338.422147][ T32] r5:80000013 r4:80239bb0 [ 1338.422172][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.422218][ T32] r4:82ac21e4 [ 1338.422239][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.422316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1338.422345][ T32] r4:e0501dc0 [ 1338.422397][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.422446][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1338.422493][ T32] r4:00000000 [ 1338.422524][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.422574][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1338.422596][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.422646][ T32] r5:00001000 r4:e0315000 [ 1338.422700][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.422774][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.422823][ T32] r5:84b4cf8c r4:84b4cc00 [ 1338.422845][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.422893][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1338.422915][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.422968][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.423020][ T32] r4:84bc7780 [ 1338.423044][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.423134][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1338.423160][ T32] r4:00000001 [ 1338.423208][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.423255][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1338.423324][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.423356][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.423384][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.423442][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 1 printk messages dropped ** [ 1338.423515][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1338.424041][ T32] r4:848e0000 ** 4 printk messages dropped ** [ 1338.424420][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb24de08 ** 3 printk messages dropped ** [ 1338.424607][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.424652][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85578100 [ 1338.424678][ T32] r4:00000000 [ 1338.424697][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.424741][ T32] r9:83018005 r8:848e0000 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1338.424776][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.424822][ T32] r5:00001000 r4:dfa37000 [ 1338.424843][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.424882][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.424923][ T32] r5:8549fb8c r4:8549f800 [ 1338.424971][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.425022][ T32] r7:dddced80 r6:83018000 r5:8549fb8c r4:8556e500 [ 1338.425060][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.425110][ T32] r10:61c88647 r9:848e0000 r8:8556e52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.425135][ T32] r4:8556e500 [ 1338.425154][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.425199][ T32] r10:00000000 r9:8556e500 r8:80287e08 r7:eb3a1e60 r6:8556e680 r5:848e0000 [ 1338.425224][ T32] r4:00000001 [ 1338.425243][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.425287][ T32] Exception stack(0xeb24dfb0 to 0xeb24dff8) ** 4 printk messages dropped ** [ 1338.425480][ T32] r4:85564fc0 ** 2 printk messages dropped ** [ 1338.425898][ T32] Workqueue: events bpf_prog_free_deferred ** 15 printk messages dropped ** [ 1338.426464][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 21 printk messages dropped ** [ 1338.427335][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 20 printk messages dropped ** [ 1338.428258][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1338.428667][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 18 printk messages dropped ** [ 1338.429890][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1338.461443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 ** 17 printk messages dropped ** [ 1338.462286][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 17 printk messages dropped ** [ 1338.463032][ T32] r4:848e3000 ** 9 printk messages dropped ** [ 1338.463404][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855783c0 ** 6 printk messages dropped ** [ 1338.463773][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.463851][ T32] r5:8549ff8c r4:8549fc00 [ 1338.463906][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.463957][ T32] r7:dddced80 r6:83018000 r5:8549ff8c r4:8556e700 [ 1338.464006][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.464059][ T32] r10:61c88647 r9:848e3000 r8:8556e72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.464110][ T32] r4:8556e700 [ 1338.464146][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.464226][ T32] r10:00000000 r9:8556e700 r8:80287e08 r7:eb3b9e60 r6:8556e800 r5:848e3000 [ 1338.464267][ T32] r4:00000001 [ 1338.464432][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.464480][ T32] Exception stack(0xeb3bdfb0 to 0xeb3bdff8) [ 1338.464512][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.464542][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.464569][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.464598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.464620][ T32] r4:85578380 [ 1338.465073][ T32] INFO: task kworker/0:603:4859 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1338.465127][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.465224][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.465300][ T32] Call trace: [ 1338.465332][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.465416][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1338.465497][ T32] r4:00000000 [ 1338.465537][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.465583][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1338.465612][ T32] 1d20: d7575000 e02e7000 00000001 80239b98 7f539000 00000001 ** 9 printk messages dropped ** [ 1338.465958][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 20 printk messages dropped ** [ 1338.466945][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1338.467326][ T32] task:kworker/0:604 state:D stack:0 pid:4860 tgid:4860 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.467376][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.467418][ T32] Call trace: [ 1338.467448][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1338.467517][ T32] r10:8291a684 r9:eb3c1d84 r8:00000002 r7:60000113 r6:eb3c1d8c r5:848e3c00 ** 5 printk messages dropped ** [ 1338.467724][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3c1e08 ** 13 printk messages dropped ** [ 1338.468215][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 17 printk messages dropped ** [ 1338.469165][ T32] Call trace: ** 12 printk messages dropped ** [ 1338.469672][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 ** 15 printk messages dropped ** [ 1338.470347][ T32] r4:84bc7780 ** 9 printk messages dropped ** [ 1338.486909][ T32] r4:84bcf280 ** 11 printk messages dropped ** [ 1338.487543][ T32] r5:848e4800 r4:8291a680 ** 11 printk messages dropped ** [ 1338.488055][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1338.488643][ T32] r4:8556e780 ** 1 printk messages dropped ** [ 1338.488748][ T32] r10:00000000 r9:8556e780 r8:80287e08 r7:eb3c1e60 r6:8556ea80 r5:848e4800 [ 1338.488770][ T32] r4:00000001 [ 1338.488789][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.488857][ T32] Exception stack(0xeb3c5fb0 to 0xeb3c5ff8) [ 1338.488887][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.488916][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.488944][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.488975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.488996][ T32] r4:85578880 [ 1338.489412][ T32] INFO: task kworker/0:605:4862 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1338.489451][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.489572][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.489654][ T32] Call trace: [ 1338.489689][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.489749][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1338.489776][ T32] r4:00000000 [ 1338.489827][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.489901][ T32] Exception stack(0xe0501d28 to 0xe0501d70) ** 6 printk messages dropped ** [ 1338.490269][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 14 printk messages dropped ** [ 1338.503851][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1338.504248][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) ** 13 printk messages dropped ** [ 1338.504946][ T32] r10:8291a684 r9:eb3b1d84 r8:00000002 r7:60000113 r6:eb3b1d8c r5:848e1800 ** 17 printk messages dropped ** [ 1338.505631][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.505672][ T32] r5:854a938c r4:854a9000 ** 1 printk messages dropped ** [ 1338.505736][ T32] r7:dddced80 r6:83018000 r5:854a938c r4:8556e900 ** 5 printk messages dropped ** [ 1338.506010][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1338.506185][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.506213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.506236][ T32] r4:85578940 [ 1338.506659][ T32] INFO: task kworker/0:606:4866 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1338.506722][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.506892][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.506972][ T32] Call trace: [ 1338.507005][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.507059][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1338.507082][ T32] r4:00000000 [ 1338.507101][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.507139][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1338.507186][ T32] 1d20: d7af2000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1338.507251][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1338.507281][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1338.507319][ T32] r5:80000013 r4:80239bb0 [ 1338.507377][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.507423][ T32] r4:82ac21e4 [ 1338.507462][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.507575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1338.507618][ T32] r4:e0501dc0 [ 1338.507663][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.507745][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1338.507787][ T32] r4:00000000 [ 1338.507852][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.507914][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1338.507950][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.508011][ T32] r5:00001000 r4:e0315000 [ 1338.508035][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.508076][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.508133][ T32] r5:84b4cf8c r4:84b4cc00 [ 1338.508155][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.508202][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1338.508224][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.508289][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.508371][ T32] r4:84bc7780 [ 1338.508400][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.508486][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1338.508523][ T32] r4:00000001 [ 1338.508546][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.508583][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1338.508610][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.508667][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.508718][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.508779][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 1 printk messages dropped ** [ 1338.508858][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1338.509293][ T32] r4:848e5400 ** 4 printk messages dropped ** [ 1338.509565][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3c9e08 ** 8 printk messages dropped ** [ 1338.509929][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1338.510106][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1338.510370][ T32] r10:61c88647 r9:848e5400 r8:8556eb2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1338.533982][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.534032][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.534112][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.534168][ T32] r4:85578a40 [ 1338.534621][ T32] INFO: task kworker/0:607:4868 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1338.534665][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.534772][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.534829][ T32] Call trace: [ 1338.534894][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.534957][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1338.534981][ T32] r4:00000000 [ 1338.535031][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.535078][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1338.535108][ T32] 1d20: d7d6b000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1338.535137][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1338.535161][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1338.535185][ T32] r5:80000013 r4:80239bb0 [ 1338.535204][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.535276][ T32] r4:82ac21e4 [ 1338.535330][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.535376][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1338.535400][ T32] r4:e0501dc0 [ 1338.535419][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.535460][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1338.535483][ T32] r4:00000000 [ 1338.535536][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1338.535926][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 ** 2 printk messages dropped ** [ 1338.536055][ T32] r4:84bc7780 ** 4 printk messages dropped ** [ 1338.536219][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) ** 8 printk messages dropped ** [ 1338.536724][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1338.537242][ T32] r5:848e6000 r4:8291a680 ** 4 printk messages dropped ** [ 1338.537456][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1338.537787][ T32] r5:00001000 r4:eaef9000 ** 1 printk messages dropped ** [ 1338.537882][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.537927][ T32] r5:854a9f8c r4:854a9c00 [ 1338.537947][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.538011][ T32] r7:dddced80 r6:83018000 r5:854a9f8c r4:8556ec00 [ 1338.538097][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.538147][ T32] r10:61c88647 r9:848e6000 r8:8556ec2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.538170][ T32] r4:8556ec00 [ 1338.538190][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.538235][ T32] r10:00000000 r9:8556ec00 r8:80287e08 r7:eb3b1e60 r6:8556ec80 r5:848e6000 [ 1338.538258][ T32] r4:00000001 [ 1338.538276][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.538311][ T32] Exception stack(0xeb3cdfb0 to 0xeb3cdff8) [ 1338.538337][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.538414][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.538444][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.538506][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.538564][ T32] r4:85578a40 [ 1338.538844][ T32] INFO: task kworker/0:608:4869 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1338.538880][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.538950][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.538998][ T32] Call trace: [ 1338.539093][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.539179][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1338.539207][ T32] r4:00000000 [ 1338.539230][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.539272][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1338.539335][ T32] 1d20: d7d6b000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1338.539368][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1338.539394][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1338.539418][ T32] r5:80000013 r4:80239bb0 [ 1338.539445][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.539549][ T32] r4:82ac21e4 [ 1338.539598][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.539652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1338.539681][ T32] r4:e0501dc0 [ 1338.539701][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.539773][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1338.539799][ T32] r4:00000000 [ 1338.539820][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.539866][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1338.539888][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1338.540222][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1338.555479][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) ** 8 printk messages dropped ** [ 1338.555887][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1338.556307][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1338.556654][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85578dc0 [ 1338.556676][ T32] r4:00000000 [ 1338.556695][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.556743][ T32] r9:83018005 r8:848e6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1338.556767][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.556810][ T32] r5:00001000 r4:eab09000 [ 1338.556844][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.556888][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.556931][ T32] r5:854a978c r4:854a9400 [ 1338.556951][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.556996][ T32] r7:dddced80 r6:83018000 r5:854a978c r4:8556ed00 [ 1338.557018][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.557066][ T32] r10:61c88647 r9:848e6c00 r8:8556ed2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.557089][ T32] r4:8556ed00 [ 1338.557109][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.557155][ T32] r10:00000000 r9:8556ed00 r8:80287e08 r7:eb3cde60 r6:8556ee80 r5:848e6c00 [ 1338.557177][ T32] r4:00000001 [ 1338.557195][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.557278][ T32] Exception stack(0xeb3d1fb0 to 0xeb3d1ff8) [ 1338.557310][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.557339][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.557365][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.557394][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.557445][ T32] r4:85578d80 [ 1338.557907][ T32] INFO: task kworker/0:609:4871 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1338.557949][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.558106][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.558187][ T32] Call trace: [ 1338.558221][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.558275][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1338.558299][ T32] r4:00000000 [ 1338.558319][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.558358][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1338.558387][ T32] 1d20: d7f0d000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1338.558417][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1338.558443][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1338.558468][ T32] r5:80000013 r4:80239bb0 [ 1338.558493][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.558561][ T32] r4:82ac21e4 [ 1338.558585][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.558631][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1338.558654][ T32] r4:e0501dc0 [ 1338.558678][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.558722][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1338.558744][ T32] r4:00000000 [ 1338.558762][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.558836][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1338.558861][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.558915][ T32] r5:00001000 r4:e0315000 [ 1338.558938][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.558979][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.559021][ T32] r5:84b4cf8c r4:84b4cc00 [ 1338.559040][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.559085][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1338.559106][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.559152][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1338.559369][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.559755][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.560067][ T32] r5:848e2400 r4:8291a680 ** 4 printk messages dropped ** [ 1338.560216][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1338.578853][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.578901][ T32] r5:854a9b8c r4:854a9800 ** 2 printk messages dropped ** [ 1338.579007][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.579056][ T32] r10:61c88647 r9:848e2400 r8:8556edac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.579079][ T32] r4:8556ed80 [ 1338.579099][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.579145][ T32] r10:00000000 r9:8556ed80 r8:80287e08 r7:eb3cde60 r6:8556ef00 r5:848e2400 [ 1338.579168][ T32] r4:00000001 [ 1338.579188][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.579226][ T32] Exception stack(0xeb3d5fb0 to 0xeb3d5ff8) [ 1338.579270][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.579320][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.579466][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.579504][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.579559][ T32] r4:85582080 [ 1338.579996][ T32] INFO: task kworker/0:610:4873 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1338.580039][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.580111][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.580179][ T32] Call trace: [ 1338.580215][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.580341][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1338.580400][ T32] r4:00000000 [ 1338.584951][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.585074][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1338.585139][ T32] 1d20: d83d9000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1338.585173][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1338.585199][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1338.585225][ T32] r5:80000013 r4:80239bb0 [ 1338.585247][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.585352][ T32] r4:82ac21e4 [ 1338.585430][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.585505][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1338.585564][ T32] r4:e0501dc0 [ 1338.585589][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.585633][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 6 printk messages dropped ** [ 1338.586030][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1338.586275][ T32] r4:84bc7780 ** 6 printk messages dropped ** [ 1338.586506][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1338.587101][ T32] Call trace: ** 4 printk messages dropped ** [ 1338.587424][ T32] r5:8537ec00 r4:8291a680 ** 3 printk messages dropped ** [ 1338.587560][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1338.587678][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1338.588055][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.588103][ T32] r5:854ab78c r4:854ab400 [ 1338.588152][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.588202][ T32] r7:dddced80 r6:83018000 r5:854ab78c r4:8556ef80 [ 1338.588289][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.588354][ T32] r10:61c88647 r9:8537ec00 r8:8556efac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.588379][ T32] r4:8556ef80 [ 1338.588429][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.588499][ T32] r10:00000000 r9:8556ef80 r8:80287e08 r7:eb3cde60 r6:8556ee00 r5:8537ec00 [ 1338.588574][ T32] r4:00000001 [ 1338.588623][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.588661][ T32] Exception stack(0xeb3d9fb0 to 0xeb3d9ff8) [ 1338.588688][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.588715][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.588741][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.588770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.588792][ T32] r4:85582080 [ 1338.589204][ T32] INFO: task kworker/0:611:4875 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1338.589243][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.589359][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.589408][ T32] Call trace: [ 1338.589481][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.589548][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1338.589573][ T32] r4:00000000 [ 1338.589639][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.589683][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1338.589717][ T32] 1d20: d83d9000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1338.589748][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1338.589773][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1338.589798][ T32] r5:80000013 r4:80239bb0 [ 1338.589819][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.589860][ T32] r4:82ac21e4 [ 1338.589909][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.589955][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 ** 7 printk messages dropped ** [ 1338.590303][ T32] r5:00001000 r4:e0315000 ** 5 printk messages dropped ** [ 1338.606252][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1338.606574][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) ** 6 printk messages dropped ** [ 1338.606802][ T32] INFO: task kworker/0:612:4877 blocked for more than 465 seconds. ** 9 printk messages dropped ** [ 1338.607471][ T32] r5:854f8000 r4:8291a680 ** 5 printk messages dropped ** [ 1338.607669][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1338.607973][ T32] r5:00001000 r4:eafbb000 [ 1338.607993][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.608034][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.608077][ T32] r5:854aa38c r4:854aa000 [ 1338.608098][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.608143][ T32] r7:dddced80 r6:83018000 r5:854aa38c r4:85583100 [ 1338.608163][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.608210][ T32] r10:61c88647 r9:854f8000 r8:8558312c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.608326][ T32] r4:85583100 [ 1338.608394][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.608443][ T32] r10:00000000 r9:85583100 r8:80287e08 r7:eb3d9e60 r6:85583180 r5:854f8000 [ 1338.608497][ T32] r4:00000001 [ 1338.608521][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.608558][ T32] Exception stack(0xeb3ddfb0 to 0xeb3ddff8) [ 1338.608585][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.608644][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.608676][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.608705][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.608729][ T32] r4:85582200 [ 1338.609133][ T32] INFO: task kworker/0:612:4877 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1338.609171][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.609231][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.609314][ T32] Call trace: [ 1338.609344][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.609440][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1338.609470][ T32] r4:00000000 [ 1338.609497][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.609539][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1338.609568][ T32] 1d20: d8792000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1338.609598][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1338.609623][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1338.609679][ T32] r5:80000013 r4:80239bb0 ** 3 printk messages dropped ** [ 1338.609818][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 ** 9 printk messages dropped ** [ 1338.631588][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1338.632108][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 8 printk messages dropped ** [ 1338.632445][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1338.632965][ T32] r4:854f8c00 ** 4 printk messages dropped ** [ 1338.633181][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3e1e08 ** 7 printk messages dropped ** [ 1338.633458][ T32] r9:83018005 r8:854f8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 ** 1 printk messages dropped ** [ 1338.633604][ T32] r5:00001000 r4:eafe3000 [ 1338.633648][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.633699][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.633786][ T32] r5:854aa78c r4:854aa400 [ 1338.633821][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.633871][ T32] r7:dddced80 r6:83018000 r5:854aa78c r4:85583000 [ 1338.633893][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.633939][ T32] r10:61c88647 r9:854f8c00 r8:8558302c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.634013][ T32] r4:85583000 [ 1338.634075][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.634188][ T32] r10:00000000 r9:85583000 r8:80287e08 r7:eb3d9e60 r6:85583080 r5:854f8c00 [ 1338.634216][ T32] r4:00000001 [ 1338.634243][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.634300][ T32] Exception stack(0xeb3e1fb0 to 0xeb3e1ff8) [ 1338.634331][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.634360][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.634386][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.634415][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.634438][ T32] r4:855822c0 [ 1338.634866][ T32] INFO: task kworker/0:613:4879 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1338.634904][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.634963][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.635032][ T32] Call trace: [ 1338.635068][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.635122][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1338.635145][ T32] r4:00000000 [ 1338.635165][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.635205][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1338.635234][ T32] 1d20: d8bd7000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1338.635284][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1338.635324][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1338.635351][ T32] r5:80000013 r4:80239bb0 [ 1338.635372][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.635415][ T32] r4:82ac21e4 [ 1338.635436][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.635480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1338.635508][ T32] r4:e0501dc0 [ 1338.635526][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.635567][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1338.635589][ T32] r4:00000000 [ 1338.635607][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1338.635819][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1338.636231][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 ** 7 printk messages dropped ** [ 1338.636572][ T32] r4:84bcf280 ** 4 printk messages dropped ** [ 1338.637233][ T32] task:kworker/0:614 state:D stack:0 pid:4881 tgid:4881 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1338.637780][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3e5e08 ** 7 printk messages dropped ** [ 1338.638117][ T32] r9:83018005 r8:854f9800 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 ** 3 printk messages dropped ** [ 1338.638369][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1338.638587][ T32] r10:61c88647 r9:854f9800 r8:8558322c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1338.639098][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.639124][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.639223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.639259][ T32] r4:85582540 [ 1338.639557][ T32] INFO: task kworker/0:614:4881 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1338.639596][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.640089][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.640221][ T32] Call trace: [ 1338.640281][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.640374][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1338.640402][ T32] r4:00000000 [ 1338.640422][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.640464][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1338.640496][ T32] 1d20: d8bd7000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1338.640599][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1338.664114][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1338.664203][ T32] r5:80000013 r4:80239bb0 [ 1338.664250][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.664321][ T32] r4:82ac21e4 [ 1338.664473][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.664547][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1338.664574][ T32] r4:e0501dc0 [ 1338.664632][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.664714][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1338.664773][ T32] r4:00000000 [ 1338.664796][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.664878][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1338.664905][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.664969][ T32] r5:00001000 r4:e0315000 [ 1338.664993][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.665039][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.665110][ T32] r5:84b4cf8c r4:84b4cc00 [ 1338.665155][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.665207][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1338.665245][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.665298][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.665321][ T32] r4:84bc7780 [ 1338.665341][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.665454][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1338.665482][ T32] r4:00000001 [ 1338.665573][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.665645][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1338.665682][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1338.665931][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1338.666287][ T32] r10:8291a684 r9:eb3e9d84 r8:00000002 r7:60000113 r6:eb3e9d8c r5:854fa400 ** 9 printk messages dropped ** [ 1338.666743][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 1338.666994][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.667131][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1338.667718][ T32] r4:85583380 ** 6 printk messages dropped ** [ 1338.667944][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1338.668887][ T32] Call trace: ** 5 printk messages dropped ** [ 1338.669278][ T32] 1d20: d8eb3000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1338.669312][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1338.669337][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1338.669451][ T32] r5:80000013 r4:80239bb0 [ 1338.669537][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.669598][ T32] r4:82ac21e4 [ 1338.669978][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.670026][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1338.670049][ T32] r4:e0501dc0 [ 1338.670071][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.670148][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1338.670188][ T32] r4:00000000 [ 1338.670211][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.670266][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1338.670288][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.670330][ T32] r5:00001000 r4:e0315000 [ 1338.670350][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.670389][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.691370][ T32] r5:84b4cf8c r4:84b4cc00 [ 1338.691474][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.691555][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1338.691581][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.691635][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.691668][ T32] r4:84bc7780 [ 1338.691692][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.691743][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1338.691782][ T32] r4:00000001 [ 1338.691809][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.691850][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1338.691883][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.691914][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.691943][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.691976][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.692000][ T32] r4:84bcf280 [ 1338.692025][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.692056][ T32] INFO: task kworker/0:616:4885 blocked for more than 465 seconds. [ 1338.692118][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.692149][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.692173][ T32] task:kworker/0:616 state:D stack:0 pid:4885 tgid:4885 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.692271][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.692386][ T32] Call trace: [ 1338.692425][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1338.692485][ T32] r10:8291a684 r9:eb3edd84 r8:00000002 r7:60000113 r6:eb3edd8c r5:854fb000 [ 1338.692515][ T32] r4:854fb000 [ 1338.692554][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1338.692605][ T32] r5:854fb000 r4:8291a680 [ 1338.692723][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.692773][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.692820][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3ede08 [ 1338.692849][ T32] r4:00000000 [ 1338.692870][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1338.692928][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.692992][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.693039][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85582840 [ 1338.693064][ T32] r4:00000000 [ 1338.693086][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.693138][ T32] r9:83018005 r8:854fb000 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1338.693161][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.693204][ T32] r5:00001000 r4:eb041000 [ 1338.693432][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.693482][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1338.693604][ T32] r7:dddced80 r6:83018000 r5:854ab38c r4:85583400 ** 8 printk messages dropped ** [ 1338.694063][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1338.694896][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1338.695202][ T32] 1d20: d9375000 e02e7000 00000001 80239b98 7f539000 00000001 ** 7 printk messages dropped ** [ 1338.695455][ T32] r4:e0501dc0 ** 1 printk messages dropped ** [ 1338.695544][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1338.695571][ T32] r4:00000000 [ 1338.695592][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.695679][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1338.695739][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.695809][ T32] r5:00001000 r4:e0315000 [ 1338.695859][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.695906][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.695949][ T32] r5:84b4cf8c r4:84b4cc00 [ 1338.695969][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.696017][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1338.696040][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.696088][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.696111][ T32] r4:84bc7780 [ 1338.696155][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.696205][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1338.696233][ T32] r4:00000001 [ 1338.696260][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.696301][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1338.696370][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.696408][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.696437][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.696466][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.696488][ T32] r4:84bcf280 [ 1338.696533][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.696602][ T32] INFO: task kworker/0:617:4887 blocked for more than 465 seconds. [ 1338.696635][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.696659][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.696680][ T32] task:kworker/0:617 state:D stack:0 pid:4887 tgid:4887 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.696751][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.696798][ T32] Call trace: [ 1338.696828][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1338.696877][ T32] r10:8291a684 r9:eb3f1d84 r8:00000002 r7:60000113 r6:eb3f1d8c r5:854fbc00 ** 2 printk messages dropped ** [ 1338.696996][ T32] r5:854fbc00 r4:8291a680 ** 5 printk messages dropped ** [ 1338.697220][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1338.697533][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.697577][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1338.697806][ T32] r4:85583480 ** 5 printk messages dropped ** [ 1338.697980][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1338.698520][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1338.698950][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 ** 8 printk messages dropped ** [ 1338.699357][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 10 printk messages dropped ** [ 1338.699871][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1338.700158][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1338.700218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.700248][ T32] r4:84bcf280 [ 1338.700268][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.700312][ T32] INFO: task kworker/0:618:4889 blocked for more than 465 seconds. [ 1338.700375][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.700402][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.700424][ T32] task:kworker/0:618 state:D stack:0 pid:4889 tgid:4889 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.729711][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.729810][ T32] Call trace: [ 1338.729846][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1338.729908][ T32] r10:8291a684 r9:eb3f5d84 r8:00000002 r7:60000013 r6:eb3f5d8c r5:854fc800 [ 1338.730198][ T32] r4:854fc800 [ 1338.730425][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1338.742621][ T32] r5:854fc800 r4:8291a680 [ 1338.742669][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.742738][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.742787][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3f5e08 [ 1338.742813][ T32] r4:00000000 [ 1338.742835][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1338.742873][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.742914][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.742981][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85582b00 [ 1338.743010][ T32] r4:00000000 [ 1338.743032][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.743086][ T32] r9:83018005 r8:854fc800 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1338.743289][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.743663][ T32] r5:00001000 r4:eb09b000 [ 1338.743690][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.743770][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.743844][ T32] r5:854abb8c r4:854ab800 [ 1338.743868][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.743922][ T32] r7:dddced80 r6:83018000 r5:854abb8c r4:85583680 [ 1338.743969][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.744029][ T32] r10:61c88647 r9:854fc800 r8:855836ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.744056][ T32] r4:85583680 [ 1338.744104][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.744187][ T32] r10:00000000 r9:85583680 r8:80287e08 r7:eb3f1e60 r6:85583780 r5:854fc800 [ 1338.744213][ T32] r4:00000001 [ 1338.744242][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.744282][ T32] Exception stack(0xeb3f5fb0 to 0xeb3f5ff8) [ 1338.744321][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.744368][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.744412][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.744445][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1338.745709][ T32] Exception stack(0xe0501d28 to 0xe0501d70) ** 5 printk messages dropped ** [ 1338.745913][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1338.746149][ T32] r4:e0501dc0 ** 6 printk messages dropped ** [ 1338.747101][ T32] r5:00001000 r4:e0315000 ** 6 printk messages dropped ** [ 1338.748544][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 14 printk messages dropped ** [ 1338.749441][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 13 printk messages dropped ** [ 1338.750349][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1338.761789][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.761904][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.762012][ T32] r5:854abf8c r4:854abc00 [ 1338.762090][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.762212][ T32] r7:dddced80 r6:83018000 r5:854abf8c r4:85583500 [ 1338.762257][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.762355][ T32] r10:61c88647 r9:854fe000 r8:8558352c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.762381][ T32] r4:85583500 [ 1338.762401][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.762485][ T32] r10:00000000 r9:85583500 r8:80287e08 r7:eb3f1e60 r6:85583700 r5:854fe000 [ 1338.762531][ T32] r4:00000001 [ 1338.762603][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.762739][ T32] Exception stack(0xeb3fdfb0 to 0xeb3fdff8) [ 1338.762810][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.762876][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.762970][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.763067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.763119][ T32] r4:85582c40 [ 1338.763804][ T32] INFO: task kworker/0:619:4890 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1338.763898][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.764018][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.764096][ T32] Call trace: [ 1338.764148][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.764235][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1338.764300][ T32] r4:00000000 [ 1338.764366][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.764435][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1338.764482][ T32] 1d20: d9a42000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1338.764528][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1338.764571][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1338.764612][ T32] r5:80000013 r4:80239bb0 [ 1338.764645][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.764711][ T32] r4:82ac21e4 [ 1338.764744][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.764812][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1338.764847][ T32] r4:e0501dc0 [ 1338.764878][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.764943][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1338.764979][ T32] r4:00000000 [ 1338.765011][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.765082][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1338.765153][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.765229][ T32] r5:00001000 r4:e0315000 [ 1338.765261][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.765335][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.765465][ T32] r5:84b4cf8c r4:84b4cc00 [ 1338.765500][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.765578][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1338.765624][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.765705][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.765772][ T32] r4:84bc7780 [ 1338.765864][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1338.766004][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1338.766270][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1338.766622][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.767042][ T32] r5:84958000 r4:8291a680 ** 3 printk messages dropped ** [ 1338.767325][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1338.768006][ T32] r5:00001000 r4:eb179000 [ 1338.768038][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1338.768353][ T32] r7:dddced80 r6:83018000 r5:854b0b8c r4:85583800 ** 4 printk messages dropped ** [ 1338.768738][ T32] r10:00000000 r9:85583800 r8:80287e08 r7:eb3f1e60 r6:85583980 r5:84958000 ** 8 printk messages dropped ** [ 1338.769701][ T32] INFO: task kworker/0:620:4894 is blocked on a mutex likely owned by task kworker/0:178:3691. ** 8 printk messages dropped ** [ 1338.770551][ T32] 1d20: d9a42000 e02e7000 00000001 80239b98 7f539000 00000001 ** 9 printk messages dropped ** [ 1338.803634][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 9 printk messages dropped ** [ 1338.804083][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 ** 7 printk messages dropped ** [ 1338.804407][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) ** 4 printk messages dropped ** [ 1338.804648][ T32] r4:84bcf280 [ 1338.804672][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.804712][ T32] INFO: task kworker/1:261:4896 blocked for more than 465 seconds. [ 1338.804775][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.804805][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.804829][ T32] task:kworker/1:261 state:D stack:0 pid:4896 tgid:4896 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.804886][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.804966][ T32] Call trace: [ 1338.805001][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1338.805073][ T32] r10:8291a684 r9:eb3f9d84 r8:00000002 r7:60000113 r6:eb3f9d8c r5:854e5400 [ 1338.805124][ T32] r4:854e5400 [ 1338.805177][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1338.805256][ T32] r5:854e5400 r4:8291a680 [ 1338.805279][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.805327][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.805370][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3f9e08 [ 1338.805393][ T32] r4:00000000 [ 1338.805423][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1338.805467][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.805502][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.805545][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85598fc0 [ 1338.805568][ T32] r4:00000000 [ 1338.805607][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.805656][ T32] r9:83018205 r8:854e5400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1338.805695][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.805742][ T32] r5:00001000 r4:ead8d000 [ 1338.805786][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.805828][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.805887][ T32] r5:85429b8c r4:85429800 [ 1338.805910][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.805955][ T32] r7:ddde2d80 r6:83018200 r5:85429b8c r4:85568580 [ 1338.805975][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.806121][ T32] r10:61c88647 r9:854e5400 r8:855685ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.806158][ T32] r4:85568580 [ 1338.806179][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.806256][ T32] r10:00000000 r9:85568580 r8:80287e08 r7:eb189e60 r6:85568680 r5:854e5400 [ 1338.806316][ T32] r4:00000001 [ 1338.806354][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.806420][ T32] Exception stack(0xeb3f9fb0 to 0xeb3f9ff8) [ 1338.806483][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.806523][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.806582][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.806616][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1338.807589][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1338.807916][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff ** 8 printk messages dropped ** [ 1338.808460][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1338.809008][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1338.809211][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.809237][ T32] r4:84bc7780 [ 1338.809256][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.809317][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1338.809370][ T32] r4:00000001 [ 1338.809423][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.809492][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1338.809570][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.809635][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.809665][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.809737][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.809764][ T32] r4:84bcf280 [ 1338.809784][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.809811][ T32] INFO: task kworker/0:621:4897 blocked for more than 465 seconds. [ 1338.809841][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.809900][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.809925][ T32] task:kworker/0:621 state:D stack:0 pid:4897 tgid:4897 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.809994][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.810040][ T32] Call trace: [ 1338.810178][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1338.810258][ T32] r10:8291a684 r9:eb40dd84 r8:00000002 r7:60000113 r6:eb40dd8c r5:84959800 [ 1338.810285][ T32] r4:84959800 [ 1338.810316][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1338.810407][ T32] r5:84959800 r4:8291a680 [ 1338.810489][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.833974][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.834090][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb40de08 [ 1338.834121][ T32] r4:00000000 [ 1338.834142][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1338.834180][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1338.834545][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1338.834778][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.834852][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.834932][ T32] r5:854b078c r4:854b0400 [ 1338.834967][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.835020][ T32] r7:dddced80 r6:83018000 r5:854b078c r4:85583880 [ 1338.835072][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.835157][ T32] r10:61c88647 r9:84959800 r8:855838ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.835229][ T32] r4:85583880 [ 1338.835252][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.835339][ T32] r10:00000000 r9:85583880 r8:80287e08 r7:eb405e60 r6:85583a80 r5:84959800 [ 1338.835365][ T32] r4:00000001 [ 1338.835387][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.835453][ T32] Exception stack(0xeb40dfb0 to 0xeb40dff8) [ 1338.835505][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.835585][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.835614][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.835691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.835737][ T32] r4:8558f140 [ 1338.836147][ T32] INFO: task kworker/0:621:4897 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1338.836186][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.836355][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.836480][ T32] Call trace: [ 1338.836530][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.836589][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1338.836613][ T32] r4:00000000 [ 1338.836632][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.836672][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1338.836746][ T32] 1d20: da717000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1338.836842][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1338.836871][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1338.836895][ T32] r5:80000013 r4:80239bb0 [ 1338.836916][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.836968][ T32] r4:82ac21e4 [ 1338.837022][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.837068][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1338.837120][ T32] r4:e0501dc0 [ 1338.837142][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.837185][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1338.837207][ T32] r4:00000000 [ 1338.837227][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.837322][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1338.837349][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.837395][ T32] r5:00001000 r4:e0315000 [ 1338.837415][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.837453][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.837495][ T32] r5:84b4cf8c r4:84b4cc00 [ 1338.837514][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.837561][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1338.837614][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.837698][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.837750][ T32] r4:84bc7780 [ 1338.837800][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.837851][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1338.837874][ T32] r4:00000001 [ 1338.837893][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.837955][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1338.837986][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.838048][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.838208][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.838340][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.838368][ T32] r4:84bcf280 [ 1338.838391][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.838459][ T32] INFO: task kworker/0:622:4900 blocked for more than 465 seconds. [ 1338.838513][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.838599][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.838628][ T32] task:kworker/0:622 state:D stack:0 pid:4900 tgid:4900 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.838678][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.838741][ T32] Call trace: [ 1338.838802][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1338.838885][ T32] r10:8291a684 r9:eb411d84 r8:00000002 r7:60000113 r6:eb411d8c r5:8495a400 [ 1338.838911][ T32] r4:8495a400 [ 1338.838932][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1338.839005][ T32] r5:8495a400 r4:8291a680 [ 1338.839028][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.839068][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.839110][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb411e08 [ 1338.839146][ T32] r4:00000000 [ 1338.839167][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1338.839337][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8558f640 ** 4 printk messages dropped ** [ 1338.839620][ T32] r5:00001000 r4:eb21f000 [ 1338.839686][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.839778][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1338.839959][ T32] r7:dddced80 r6:83018000 r5:854b0f8c r4:85583900 [ 1338.839979][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1338.840108][ T32] r10:00000000 r9:85583900 r8:80287e08 r7:eb405e60 r6:85583b80 r5:8495a400 ** 4 printk messages dropped ** [ 1338.840497][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1338.849685][ T32] INFO: task kworker/0:622:4900 is blocked on a mutex likely owned by task kworker/0:178:3691. ** 1 printk messages dropped ** [ 1338.849821][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.849918][ T32] Call trace: [ 1338.849957][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.850018][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1338.850075][ T32] r4:00000000 [ 1338.850126][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.850194][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1338.850231][ T32] 1d20: da717000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1338.850312][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1338.850341][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1338.850424][ T32] r5:80000013 r4:80239bb0 [ 1338.850449][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.850493][ T32] r4:82ac21e4 [ 1338.863430][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.863558][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1338.863620][ T32] r4:e0501dc0 [ 1338.863647][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.863726][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1338.863751][ T32] r4:00000000 [ 1338.863800][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.863851][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1338.863908][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.863959][ T32] r5:00001000 r4:e0315000 [ 1338.863980][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.864019][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.864092][ T32] r5:84b4cf8c r4:84b4cc00 [ 1338.864116][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.864218][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1338.864269][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.864459][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.864486][ T32] r4:84bc7780 [ 1338.864507][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.864587][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1338.864646][ T32] r4:00000001 [ 1338.864698][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.864772][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1338.864809][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.864839][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.864867][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.864895][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.864917][ T32] r4:84bcf280 [ 1338.864939][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.864968][ T32] INFO: task kworker/0:623:4903 blocked for more than 465 seconds. [ 1338.865000][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.865059][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.865119][ T32] task:kworker/0:623 state:D stack:0 pid:4903 tgid:4903 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.865180][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.865283][ T32] Call trace: [ 1338.865424][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1338.865500][ T32] r10:8291a684 r9:eb409d84 r8:00000002 r7:60000113 r6:eb409d8c r5:8495b000 [ 1338.865546][ T32] r4:8495b000 [ 1338.865659][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1338.865706][ T32] r5:8495b000 r4:8291a680 [ 1338.865727][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.865766][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.865807][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb409e08 [ 1338.865828][ T32] r4:00000000 [ 1338.865848][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1338.865908][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.865981][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.866026][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8558f6c0 [ 1338.866049][ T32] r4:00000000 [ 1338.866069][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.866112][ T32] r9:83018005 r8:8495b000 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1338.866161][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.866206][ T32] r5:00001000 r4:eb22d000 [ 1338.866226][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.866265][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.866312][ T32] r5:854b138c r4:854b1000 [ 1338.866331][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.866375][ T32] r7:dddced80 r6:83018000 r5:854b138c r4:85583a00 [ 1338.866394][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.866468][ T32] r10:61c88647 r9:8495b000 r8:85583a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.866553][ T32] r4:85583a00 [ 1338.866604][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.866653][ T32] r10:00000000 r9:85583a00 r8:80287e08 r7:eb411e60 r6:85583c00 r5:8495b000 [ 1338.866676][ T32] r4:00000001 [ 1338.866695][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.866729][ T32] Exception stack(0xeb409fb0 to 0xeb409ff8) [ 1338.866755][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.866783][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.866841][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.866946][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.866977][ T32] r4:8558f600 [ 1338.867397][ T32] INFO: task kworker/0:623:4903 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1338.867434][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.867529][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.867661][ T32] Call trace: [ 1338.867756][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.867842][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1338.867898][ T32] r4:00000000 [ 1338.867950][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.867993][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1338.868022][ T32] 1d20: db01c000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1338.868050][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1338.868074][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1338.868099][ T32] r5:80000013 r4:80239bb0 [ 1338.868198][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.868242][ T32] r4:82ac21e4 [ 1338.868263][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.868316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1338.868425][ T32] r4:e0501dc0 [ 1338.868448][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.868492][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1338.868515][ T32] r4:00000000 [ 1338.868534][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.868629][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1338.868654][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.868727][ T32] r5:00001000 r4:e0315000 [ 1338.868777][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.868820][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.868874][ T32] r5:84b4cf8c r4:84b4cc00 [ 1338.868896][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.868946][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1338.868990][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.869039][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.869062][ T32] r4:84bc7780 [ 1338.869081][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.869126][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1338.869149][ T32] r4:00000001 [ 1338.869168][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.869202][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1338.869229][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.869256][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.869330][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.869402][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.869426][ T32] r4:84bcf280 [ 1338.869446][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.869470][ T32] INFO: task kworker/0:624:4904 blocked for more than 465 seconds. [ 1338.869512][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.869538][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.869560][ T32] task:kworker/0:624 state:D stack:0 pid:4904 tgid:4904 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.869606][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.869669][ T32] Call trace: [ 1338.869698][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1338.869774][ T32] r10:8291a684 r9:eb401d84 r8:00000002 r7:60000013 r6:eb401d8c r5:8495bc00 [ 1338.869800][ T32] r4:8495bc00 [ 1338.869820][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1338.869862][ T32] r5:8495bc00 r4:8291a680 [ 1338.869882][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.869919][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.869961][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb401e08 [ 1338.869983][ T32] r4:00000000 [ 1338.870029][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1338.870066][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.870100][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.870141][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8558f700 [ 1338.870176][ T32] r4:00000000 [ 1338.870234][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.870316][ T32] r9:83018005 r8:8495bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1338.870365][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.870433][ T32] r5:00001000 r4:eb23b000 [ 1338.870538][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.882737][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.882829][ T32] r5:854b178c r4:854b1400 [ 1338.882852][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.882902][ T32] r7:dddced80 r6:83018000 r5:854b178c r4:85583c80 [ 1338.882950][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.883004][ T32] r10:61c88647 r9:8495bc00 r8:85583cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.883059][ T32] r4:85583c80 [ 1338.883082][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.883131][ T32] r10:00000000 r9:85583c80 r8:80287e08 r7:eb409e60 r6:85583d80 r5:8495bc00 [ 1338.883169][ T32] r4:00000001 [ 1338.883192][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.883263][ T32] Exception stack(0xeb401fb0 to 0xeb401ff8) [ 1338.883358][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.883391][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.883448][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.883480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.883502][ T32] r4:8558f700 [ 1338.883950][ T32] INFO: task kworker/0:624:4904 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1338.883998][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.884114][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.884230][ T32] Call trace: [ 1338.884319][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.884410][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1338.884477][ T32] r4:00000000 [ 1338.884500][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.884575][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1338.884643][ T32] 1d20: db01c000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1338.884675][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1338.884736][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1338.884797][ T32] r5:80000013 r4:80239bb0 [ 1338.884867][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.885043][ T32] r4:82ac21e4 [ 1338.885097][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.885146][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1338.885175][ T32] r4:e0501dc0 [ 1338.885211][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.885372][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1338.885413][ T32] r4:00000000 [ 1338.885437][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.885520][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1338.885568][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.885618][ T32] r5:00001000 r4:e0315000 [ 1338.885656][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.885704][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.885765][ T32] r5:84b4cf8c r4:84b4cc00 [ 1338.885818][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.885869][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1338.885892][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.885942][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.886016][ T32] r4:84bc7780 [ 1338.886039][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.886255][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1338.886282][ T32] r4:00000001 [ 1338.886317][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.886387][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1338.886419][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.886449][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.886476][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.886533][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.886560][ T32] r4:84bcf280 [ 1338.886613][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.886680][ T32] INFO: task kworker/0:625:4906 blocked for more than 465 seconds. [ 1338.886735][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.886764][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.886813][ T32] task:kworker/0:625 state:D stack:0 pid:4906 tgid:4906 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.886888][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.886932][ T32] Call trace: [ 1338.886994][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1338.887070][ T32] r10:8291a684 r9:eb415d84 r8:00000002 r7:60000013 r6:eb415d8c r5:8495c800 [ 1338.887124][ T32] r4:8495c800 [ 1338.887186][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1338.887269][ T32] r5:8495c800 r4:8291a680 [ 1338.887300][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.887341][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.887383][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb415e08 [ 1338.887405][ T32] r4:00000000 [ 1338.887423][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1338.887456][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.887489][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.887529][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8558fa40 [ 1338.887551][ T32] r4:00000000 [ 1338.887570][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.887612][ T32] r9:83018005 r8:8495c800 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1338.887639][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.887680][ T32] r5:00001000 r4:eb245000 [ 1338.887699][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.887739][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.887807][ T32] r5:854b1b8c r4:854b1800 [ 1338.887830][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.887890][ T32] r7:dddced80 r6:83018000 r5:854b1b8c r4:85583b00 [ 1338.887913][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.887979][ T32] r10:61c88647 r9:8495c800 r8:85583b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.888034][ T32] r4:85583b00 [ 1338.888057][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.888103][ T32] r10:00000000 r9:85583b00 r8:80287e08 r7:eb401e60 r6:85583e80 r5:8495c800 [ 1338.888168][ T32] r4:00000001 [ 1338.888217][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.888256][ T32] Exception stack(0xeb415fb0 to 0xeb415ff8) [ 1338.888283][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.888385][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.888470][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.888503][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.888562][ T32] r4:8558f880 [ 1338.888842][ T32] INFO: task kworker/0:625:4906 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1338.888911][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.889050][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.889182][ T32] Call trace: [ 1338.889247][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.889345][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1338.889375][ T32] r4:00000000 [ 1338.889426][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.889495][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1338.889526][ T32] 1d20: db01c000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1338.889555][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1338.889580][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1338.889603][ T32] r5:80000013 r4:80239bb0 [ 1338.889668][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.889712][ T32] r4:82ac21e4 [ 1338.889783][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.889830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1338.889893][ T32] r4:e0501dc0 [ 1338.889944][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.889988][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1338.890044][ T32] r4:00000000 [ 1338.890067][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.890113][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1338.890135][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.890176][ T32] r5:00001000 r4:e0315000 [ 1338.890195][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.890234][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.890275][ T32] r5:84b4cf8c r4:84b4cc00 [ 1338.890319][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.890381][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1338.890433][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.913801][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.913848][ T32] r4:84bc7780 [ 1338.913906][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.913978][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1338.914002][ T32] r4:00000001 [ 1338.914022][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.914121][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1338.914172][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.914202][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.914227][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.914284][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.914347][ T32] r4:84bcf280 [ 1338.914402][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.914446][ T32] INFO: task kworker/0:626:4908 blocked for more than 465 seconds. [ 1338.914480][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.914505][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.914526][ T32] task:kworker/0:626 state:D stack:0 pid:4908 tgid:4908 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.914610][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.914710][ T32] Call trace: [ 1338.914774][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1338.914834][ T32] r10:8291a684 r9:eb419d84 r8:00000002 r7:60000113 r6:eb419d8c r5:8495d400 [ 1338.914886][ T32] r4:8495d400 [ 1338.914909][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1338.914954][ T32] r5:8495d400 r4:8291a680 [ 1338.915009][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.915052][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.915094][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb419e08 [ 1338.915116][ T32] r4:00000000 [ 1338.915137][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1338.915170][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.915281][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.915334][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8558fc00 [ 1338.915411][ T32] r4:00000000 [ 1338.915483][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.915537][ T32] r9:83018005 r8:8495d400 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1338.915663][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.915745][ T32] r5:00001000 r4:eb25b000 [ 1338.915858][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.915917][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.916012][ T32] r5:854b1f8c r4:854b1c00 [ 1338.916037][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.916085][ T32] r7:dddced80 r6:83018000 r5:854b1f8c r4:85583d00 [ 1338.916175][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.916227][ T32] r10:61c88647 r9:8495d400 r8:85583d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.916256][ T32] r4:85583d00 [ 1338.916310][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.916460][ T32] r10:00000000 r9:85583d00 r8:80287e08 r7:eb415e60 r6:85583e00 r5:8495d400 [ 1338.916494][ T32] r4:00000001 [ 1338.916596][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.916674][ T32] Exception stack(0xeb419fb0 to 0xeb419ff8) [ 1338.916704][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.916763][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.916792][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.916824][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.916878][ T32] r4:8558fa00 [ 1338.917328][ T32] INFO: task kworker/0:626:4908 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1338.917400][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.917499][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.917598][ T32] Call trace: [ 1338.917639][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.917714][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1338.917768][ T32] r4:00000000 [ 1338.917819][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.917862][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1338.917891][ T32] 1d20: db90c000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1338.917921][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1338.917946][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1338.917969][ T32] r5:80000013 r4:80239bb0 [ 1338.917992][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.918045][ T32] r4:82ac21e4 [ 1338.918097][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.918206][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1338.918231][ T32] r4:e0501dc0 [ 1338.918251][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.918332][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1338.918407][ T32] r4:00000000 [ 1338.918430][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.918477][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1338.918531][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.918605][ T32] r5:00001000 r4:e0315000 [ 1338.918656][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.918726][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.918772][ T32] r5:84b4cf8c r4:84b4cc00 [ 1338.918792][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.918839][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1338.918860][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.918906][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.918959][ T32] r4:84bc7780 [ 1338.918981][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.919030][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1338.919108][ T32] r4:00000001 [ 1338.919160][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.919198][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1338.919228][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.919258][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.919328][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.919362][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.919464][ T32] r4:84bcf280 [ 1338.919487][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.919560][ T32] INFO: task kworker/0:627:4910 blocked for more than 465 seconds. [ 1338.919594][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.919618][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.919669][ T32] task:kworker/0:627 state:D stack:0 pid:4910 tgid:4910 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.919721][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.919798][ T32] Call trace: [ 1338.919831][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1338.919913][ T32] r10:8291a684 r9:eb41dd84 r8:00000002 r7:60000113 r6:eb41dd8c r5:8495e000 [ 1338.919970][ T32] r4:8495e000 [ 1338.920019][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1338.920118][ T32] r5:8495e000 r4:8291a680 [ 1338.920141][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.920181][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.920258][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb41de08 [ 1338.920283][ T32] r4:00000000 [ 1338.920312][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1338.920448][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.937608][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.937702][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8558fd80 [ 1338.937729][ T32] r4:00000000 [ 1338.937750][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.937799][ T32] r9:83018005 r8:8495e000 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1338.937821][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.937866][ T32] r5:00001000 r4:eb265000 [ 1338.937886][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.937925][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.937973][ T32] r5:854b238c r4:854b2000 [ 1338.938000][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.938048][ T32] r7:dddced80 r6:83018000 r5:854b238c r4:85591000 [ 1338.938069][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.938115][ T32] r10:61c88647 r9:8495e000 r8:8559102c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.938152][ T32] r4:85591000 [ 1338.938176][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.938224][ T32] r10:00000000 r9:85591000 r8:80287e08 r7:eb419e60 r6:85591080 r5:8495e000 [ 1338.938245][ T32] r4:00000001 [ 1338.938264][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.938314][ T32] Exception stack(0xeb41dfb0 to 0xeb41dff8) [ 1338.938345][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.938373][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.938398][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.938426][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.938476][ T32] r4:8558fbc0 [ 1338.938937][ T32] INFO: task kworker/0:627:4910 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1338.938987][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.939056][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.939105][ T32] Call trace: [ 1338.939137][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.939191][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1338.939215][ T32] r4:00000000 [ 1338.939234][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.939295][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1338.939330][ T32] 1d20: dbf4a000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1338.939386][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1338.939440][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1338.939467][ T32] r5:80000013 r4:80239bb0 [ 1338.939488][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.939563][ T32] r4:82ac21e4 [ 1338.939587][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.939630][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1338.939654][ T32] r4:e0501dc0 [ 1338.939673][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.939713][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1338.939735][ T32] r4:00000000 [ 1338.939754][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.939798][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1338.939820][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.939891][ T32] r5:00001000 r4:e0315000 [ 1338.939917][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.939958][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.940002][ T32] r5:84b4cf8c r4:84b4cc00 [ 1338.940023][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.940070][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1338.940130][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.940186][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.940212][ T32] r4:84bc7780 [ 1338.940232][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.940295][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1338.940378][ T32] r4:00000001 [ 1338.950983][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.951103][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1338.951157][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.951192][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.951222][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.951259][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.951310][ T32] r4:84bcf280 [ 1338.951339][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.951370][ T32] INFO: task kworker/0:628:4912 blocked for more than 465 seconds. [ 1338.951401][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.951426][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.951477][ T32] task:kworker/0:628 state:D stack:0 pid:4912 tgid:4912 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.951543][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.951630][ T32] Call trace: [ 1338.951665][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1338.951747][ T32] r10:8291a684 r9:eb421d84 r8:00000002 r7:60000113 r6:eb421d8c r5:8495ec00 [ 1338.951775][ T32] r4:8495ec00 [ 1338.951795][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1338.951872][ T32] r5:8495ec00 r4:8291a680 [ 1338.951896][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.951958][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.952031][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb421e08 [ 1338.952057][ T32] r4:00000000 [ 1338.952079][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1338.952114][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.952156][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.952199][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8558fec0 [ 1338.952221][ T32] r4:00000000 [ 1338.952240][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.952296][ T32] r9:83018005 r8:8495ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1338.952322][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.952413][ T32] r5:00001000 r4:eb273000 [ 1338.952473][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.952519][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.952561][ T32] r5:854b278c r4:854b2400 [ 1338.952581][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.952654][ T32] r7:dddced80 r6:83018000 r5:854b278c r4:85591100 [ 1338.952679][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.952728][ T32] r10:61c88647 r9:8495ec00 r8:8559112c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.952750][ T32] r4:85591100 [ 1338.952770][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.952815][ T32] r10:00000000 r9:85591100 r8:80287e08 r7:eb41de60 r6:85591200 r5:8495ec00 [ 1338.952837][ T32] r4:00000001 [ 1338.952883][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.952921][ T32] Exception stack(0xeb421fb0 to 0xeb421ff8) [ 1338.952987][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.953017][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.953044][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.953073][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.953095][ T32] r4:8558fd40 [ 1338.953497][ T32] INFO: task kworker/0:628:4912 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1338.953555][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.953619][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.953662][ T32] Call trace: [ 1338.953690][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.953772][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1338.953799][ T32] r4:00000000 [ 1338.953848][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.953896][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1338.953926][ T32] 1d20: dc262000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1338.953954][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1338.953979][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1338.954006][ T32] r5:80000013 r4:80239bb0 [ 1338.954054][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.954099][ T32] r4:82ac21e4 [ 1338.954119][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.954198][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1338.954224][ T32] r4:e0501dc0 [ 1338.954244][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.954286][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1338.954333][ T32] r4:00000000 [ 1338.954392][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.954442][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1338.954463][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.954505][ T32] r5:00001000 r4:e0315000 [ 1338.954525][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.954564][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.954604][ T32] r5:84b4cf8c r4:84b4cc00 [ 1338.954624][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.954669][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1338.954689][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.954735][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.954757][ T32] r4:84bc7780 [ 1338.954830][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.954879][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1338.954902][ T32] r4:00000001 [ 1338.954937][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.954974][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1338.955004][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.955032][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.955058][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.955086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.955107][ T32] r4:84bcf280 [ 1338.955126][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.955152][ T32] INFO: task kworker/0:629:4914 blocked for more than 465 seconds. [ 1338.955179][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.955216][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.955243][ T32] task:kworker/0:629 state:D stack:0 pid:4914 tgid:4914 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.955302][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.955372][ T32] Call trace: [ 1338.955439][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1338.955521][ T32] r10:8291a684 r9:eb425d84 r8:00000002 r7:60000113 r6:eb425d8c r5:84958c00 [ 1338.955577][ T32] r4:84958c00 [ 1338.955602][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1338.955667][ T32] r5:84958c00 r4:8291a680 [ 1338.955702][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.955748][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.955824][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb425e08 [ 1338.955877][ T32] r4:00000000 [ 1338.955901][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1338.955941][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.955979][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.956021][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8559e040 [ 1338.956087][ T32] r4:00000000 [ 1338.956110][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.956155][ T32] r9:83018005 r8:84958c00 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1338.956176][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.956218][ T32] r5:00001000 r4:eb27d000 [ 1338.956237][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.956275][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.956322][ T32] r5:854b2b8c r4:854b2800 [ 1338.956383][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.956463][ T32] r7:dddced80 r6:83018000 r5:854b2b8c r4:85591280 [ 1338.956492][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.956543][ T32] r10:61c88647 r9:84958c00 r8:855912ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.956567][ T32] r4:85591280 [ 1338.956585][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.956629][ T32] r10:00000000 r9:85591280 r8:80287e08 r7:eb421e60 r6:85591180 r5:84958c00 [ 1338.956665][ T32] r4:00000001 [ 1338.956690][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.956758][ T32] Exception stack(0xeb425fb0 to 0xeb425ff8) [ 1338.956788][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.956817][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.956844][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.956872][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.956894][ T32] r4:8558fe00 [ 1338.957190][ T32] INFO: task kworker/0:629:4914 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1338.957234][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.957302][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.957366][ T32] Call trace: [ 1338.957454][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.957511][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1338.957535][ T32] r4:00000000 [ 1338.957583][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.957633][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1338.957662][ T32] 1d20: dc262000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1338.957693][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1338.957719][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1338.957742][ T32] r5:80000013 r4:80239bb0 [ 1338.957761][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.957802][ T32] r4:82ac21e4 [ 1338.957823][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.957879][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1338.957930][ T32] r4:e0501dc0 [ 1338.957952][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.958021][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1338.958048][ T32] r4:00000000 [ 1338.958103][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.958152][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1338.958174][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.958216][ T32] r5:00001000 r4:e0315000 [ 1338.958265][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.958329][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.958374][ T32] r5:84b4cf8c r4:84b4cc00 [ 1338.958393][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.958439][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1338.958459][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.958505][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.958528][ T32] r4:84bc7780 [ 1338.958547][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.958592][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1338.958651][ T32] r4:00000001 [ 1338.958674][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.958710][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1338.958770][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.958836][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.958865][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.958894][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.958915][ T32] r4:84bcf280 [ 1338.958936][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.958985][ T32] INFO: task kworker/0:630:4916 blocked for more than 465 seconds. [ 1338.959044][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.959071][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.959091][ T32] task:kworker/0:630 state:D stack:0 pid:4916 tgid:4916 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.959139][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.959239][ T32] Call trace: [ 1338.959271][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1338.959350][ T32] r10:8291a684 r9:eb429d84 r8:00000002 r7:60000113 r6:eb429d8c r5:854fd400 [ 1338.959376][ T32] r4:854fd400 [ 1338.959397][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1338.959439][ T32] r5:854fd400 r4:8291a680 [ 1338.959459][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.959497][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.959599][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb429e08 [ 1338.959624][ T32] r4:00000000 [ 1338.959643][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1338.959677][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.959710][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.959750][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8559e140 [ 1338.959771][ T32] r4:00000000 [ 1338.959791][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.959833][ T32] r9:83018005 r8:854fd400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1338.959854][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.959895][ T32] r5:00001000 r4:eb42f000 [ 1338.959966][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.960008][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.960050][ T32] r5:854b2f8c r4:854b2c00 [ 1338.960069][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.960113][ T32] r7:dddced80 r6:83018000 r5:854b2f8c r4:85591300 [ 1338.960133][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.960179][ T32] r10:61c88647 r9:854fd400 r8:8559132c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.960215][ T32] r4:85591300 [ 1338.960303][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.960414][ T32] r10:00000000 r9:85591300 r8:80287e08 r7:eb425e60 r6:85591400 r5:854fd400 [ 1338.981906][ T32] r4:00000001 [ 1338.981990][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.982053][ T32] Exception stack(0xeb429fb0 to 0xeb429ff8) [ 1338.982086][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.982167][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.982272][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.982516][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.982578][ T32] r4:8559e240 [ 1338.983283][ T32] INFO: task kworker/0:630:4916 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1338.983381][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.983684][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.983744][ T32] Call trace: [ 1338.983851][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.983939][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1338.983967][ T32] r4:00000000 [ 1338.983987][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.984028][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1338.984056][ T32] 1d20: dc866000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1338.984115][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1338.984311][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1338.984478][ T32] r5:80000013 r4:80239bb0 [ 1338.984562][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.984612][ T32] r4:82ac21e4 [ 1338.984636][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.984717][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1338.984743][ T32] r4:e0501dc0 [ 1338.984826][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.984902][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1338.984957][ T32] r4:00000000 [ 1338.985011][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.985139][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1338.985164][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.985209][ T32] r5:00001000 r4:e0315000 [ 1338.985229][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.985301][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.985349][ T32] r5:84b4cf8c r4:84b4cc00 [ 1338.985403][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.985553][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1338.985663][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.985770][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.985821][ T32] r4:84bc7780 [ 1338.985963][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.986071][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1338.986142][ T32] r4:00000001 [ 1338.986346][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.986430][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1338.986489][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.986602][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.986784][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.986859][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.986930][ T32] r4:84bcf280 [ 1338.986960][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.986991][ T32] INFO: task kworker/0:631:4918 blocked for more than 465 seconds. [ 1338.987051][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.987106][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.987143][ T32] task:kworker/0:631 state:D stack:0 pid:4918 tgid:4918 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.987193][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.987317][ T32] Call trace: [ 1338.987352][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1338.987402][ T32] r10:8291a684 r9:eb42dd84 r8:00000002 r7:60000113 r6:eb42dd8c r5:854fec00 [ 1338.987425][ T32] r4:854fec00 [ 1338.987480][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1338.987527][ T32] r5:854fec00 r4:8291a680 [ 1338.987700][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.987867][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.987944][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb42de08 [ 1338.987970][ T32] r4:00000000 [ 1338.988017][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1338.988054][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.988088][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.988129][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8559e340 [ 1338.988354][ T32] r4:00000000 [ 1338.988465][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.988515][ T32] r9:83018005 r8:854fec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [ 1338.988537][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.988578][ T32] r5:00001000 r4:eb435000 [ 1338.988609][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.988651][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.988717][ T32] r5:854b338c r4:854b3000 [ 1338.988740][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.988817][ T32] r7:dddced80 r6:83018000 r5:854b338c r4:85591480 [ 1338.988841][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.988889][ T32] r10:61c88647 r9:854fec00 r8:855914ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.988948][ T32] r4:85591480 [ 1338.988972][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.989050][ T32] r10:00000000 r9:85591480 r8:80287e08 r7:eb429e60 r6:85591380 r5:854fec00 [ 1338.989075][ T32] r4:00000001 [ 1338.989095][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.989130][ T32] Exception stack(0xeb42dfb0 to 0xeb42dff8) [ 1338.989156][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.989217][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.989246][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.989277][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.989310][ T32] r4:8559e100 [ 1338.989576][ T32] INFO: task kworker/0:631:4918 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1338.989652][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.989745][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.989789][ T32] Call trace: [ 1338.989883][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.989939][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1338.989963][ T32] r4:00000000 [ 1338.989982][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.990020][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1338.990076][ T32] 1d20: dc866000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1338.990107][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1338.990134][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1338.990158][ T32] r5:80000013 r4:80239bb0 [ 1338.990178][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.990253][ T32] r4:82ac21e4 [ 1338.990310][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.990406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1338.990463][ T32] r4:e0501dc0 [ 1338.990506][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.017200][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1339.017254][ T32] r4:00000000 [ 1339.017327][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.017412][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1339.017439][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.017495][ T32] r5:00001000 r4:e0315000 [ 1339.017562][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.017617][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.017771][ T32] r5:84b4cf8c r4:84b4cc00 [ 1339.017838][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.017966][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1339.017995][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.018086][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.018115][ T32] r4:84bc7780 [ 1339.018140][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.018273][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1339.018326][ T32] r4:00000001 [ 1339.018350][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.018421][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1339.018488][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.018521][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.018554][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.018607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.018632][ T32] r4:84bcf280 [ 1339.018690][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.018725][ T32] INFO: task kworker/0:632:4920 blocked for more than 465 seconds. [ 1339.018758][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.018816][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.018842][ T32] task:kworker/0:632 state:D stack:0 pid:4920 tgid:4920 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.018934][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.018983][ T32] Call trace: [ 1339.019067][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1339.019155][ T32] r10:8291a684 r9:eb439d84 r8:00000002 r7:60000013 r6:eb439d8c r5:85510000 [ 1339.019181][ T32] r4:85510000 [ 1339.019204][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1339.019334][ T32] r5:85510000 r4:8291a680 [ 1339.019386][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.019492][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.019546][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb439e08 [ 1339.019570][ T32] r4:00000000 [ 1339.019589][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1339.019652][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.019690][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.019769][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8559e480 [ 1339.019829][ T32] r4:00000000 [ 1339.019851][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.019977][ T32] r9:83018005 r8:85510000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 [ 1339.020003][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.020081][ T32] r5:00001000 r4:eb443000 [ 1339.020125][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.020280][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.020525][ T32] r5:854b378c r4:854b3400 [ 1339.020779][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.032999][ T32] r7:dddced80 r6:83018000 r5:854b378c r4:85591500 [ 1339.033043][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.033115][ T32] r10:61c88647 r9:85510000 r8:8559152c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.033140][ T32] r4:85591500 [ 1339.033161][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.033209][ T32] r10:00000000 r9:85591500 r8:80287e08 r7:eb42de60 r6:85591600 r5:85510000 ** 2 printk messages dropped ** [ 1339.033388][ T32] Exception stack(0xeb439fb0 to 0xeb439ff8) ** 5 printk messages dropped ** [ 1339.034005][ T32] INFO: task kworker/0:632:4920 is blocked on a mutex likely owned by task kworker/0:178:3691. ** 8 printk messages dropped ** [ 1339.034494][ T32] 1d20: dd509000 e02e7000 00000001 80239b98 7f539000 00000001 ** 7 printk messages dropped ** [ 1339.034820][ T32] r4:e0501dc0 ** 6 printk messages dropped ** [ 1339.035118][ T32] r5:00001000 r4:e0315000 ** 6 printk messages dropped ** [ 1339.035438][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.035464][ T32] r4:84bc7780 [ 1339.035487][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.035537][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1339.035567][ T32] r4:00000001 [ 1339.035617][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.035689][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1339.035721][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.035751][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.035777][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.035808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.035831][ T32] r4:84bcf280 [ 1339.035860][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.035937][ T32] INFO: task kworker/0:633:4922 blocked for more than 465 seconds. [ 1339.036008][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.036068][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.036118][ T32] task:kworker/0:633 state:D stack:0 pid:4922 tgid:4922 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.036220][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.036431][ T32] Call trace: [ 1339.036584][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1339.036698][ T32] r10:8291a684 r9:eb441d84 r8:00000002 r7:60000013 r6:eb441d8c r5:85511800 [ 1339.036768][ T32] r4:85511800 [ 1339.036826][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1339.036924][ T32] r5:85511800 r4:8291a680 [ 1339.036976][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.037067][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.037178][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb441e08 [ 1339.037238][ T32] r4:00000000 [ 1339.037297][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1339.037422][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.037538][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.037657][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8559e600 [ 1339.037808][ T32] r4:00000000 [ 1339.037878][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.037984][ T32] r9:83018005 r8:85511800 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1339.038038][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.038136][ T32] r5:00001000 r4:dfa63000 [ 1339.038246][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.038368][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.038472][ T32] r5:854b3b8c r4:854b3800 [ 1339.038527][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.038641][ T32] r7:dddced80 r6:83018000 r5:854b3b8c r4:85591680 [ 1339.038694][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.038908][ T32] r10:61c88647 r9:85511800 r8:855916ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.039009][ T32] r4:85591680 [ 1339.039069][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.039211][ T32] r10:00000000 r9:85591680 r8:80287e08 r7:eb439e60 r6:85591780 r5:85511800 [ 1339.039245][ T32] r4:00000001 [ 1339.039269][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.039311][ T32] Exception stack(0xeb441fb0 to 0xeb441ff8) [ 1339.039399][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1339.039483][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.040143][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 ** 7 printk messages dropped ** [ 1339.040501][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1339.067697][ T32] r5:00001000 r4:e0315000 ** 5 printk messages dropped ** [ 1339.067965][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1339.068314][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) ** 4 printk messages dropped ** [ 1339.068562][ T32] r4:84bcf280 ** 4 printk messages dropped ** [ 1339.068829][ T32] task:kworker/0:634 state:D stack:0 pid:4924 tgid:4924 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1339.069370][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2e1e08 ** 8 printk messages dropped ** [ 1339.069847][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1339.069916][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1339.070397][ T32] r10:00000000 r9:85591580 r8:80287e08 r7:eb441e60 r6:85591700 r5:85512400 ** 11 printk messages dropped ** [ 1339.077778][ T32] Call trace: ** 7 printk messages dropped ** [ 1339.078073][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff ** 8 printk messages dropped ** [ 1339.078486][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.078819][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1339.079408][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) ** 8 printk messages dropped ** [ 1339.079768][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1339.080348][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1339.101443][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1339.101599][ T32] r5:854b3f8c r4:854b3c00 [ 1339.101652][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.101769][ T32] r7:dddced80 r6:83018000 r5:854b3f8c r4:85591800 [ 1339.101850][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.101903][ T32] r10:61c88647 r9:85513c00 r8:8559182c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.101925][ T32] r4:85591800 [ 1339.101945][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.102001][ T32] r10:00000000 r9:85591800 r8:80287e08 r7:eb2e1e60 r6:85591880 r5:85513c00 [ 1339.102055][ T32] r4:00000001 [ 1339.102139][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.102217][ T32] Exception stack(0xeb2f9fb0 to 0xeb2f9ff8) [ 1339.102251][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.102315][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.102370][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.102403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.102455][ T32] r4:8559e900 [ 1339.102875][ T32] INFO: task kworker/0:635:4926 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1339.102917][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.103025][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.103189][ T32] Call trace: [ 1339.103237][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.103327][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1339.103354][ T32] r4:00000000 [ 1339.103374][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.103507][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1339.103544][ T32] 1d20: de033000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1339.103603][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1339.103632][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1339.103659][ T32] r5:80000013 r4:80239bb0 [ 1339.103708][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.103783][ T32] r4:82ac21e4 [ 1339.103808][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.103853][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1339.103877][ T32] r4:e0501dc0 [ 1339.103895][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.103937][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1339.103988][ T32] r4:00000000 [ 1339.104011][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.104058][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1339.104079][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.104123][ T32] r5:00001000 r4:e0315000 [ 1339.104223][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.104267][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.104310][ T32] r5:84b4cf8c r4:84b4cc00 [ 1339.104359][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.104435][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1339.104461][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.104510][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.104656][ T32] r4:84bc7780 [ 1339.104679][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.104727][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1339.104872][ T32] r4:00000001 [ 1339.104940][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.104979][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1339.105049][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.105241][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.105300][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.105332][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.105354][ T32] r4:84bcf280 [ 1339.105378][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.105430][ T32] INFO: task kworker/0:636:4929 blocked for more than 465 seconds. [ 1339.105506][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.105594][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.105660][ T32] task:kworker/0:636 state:D stack:0 pid:4929 tgid:4929 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.105822][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.105873][ T32] Call trace: [ 1339.105903][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1339.105953][ T32] r10:8291a684 r9:eb2fdd84 r8:00000002 r7:60000013 r6:eb2fdd8c r5:85510c00 [ 1339.105976][ T32] r4:85510c00 [ 1339.106017][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1339.106122][ T32] r5:85510c00 r4:8291a680 [ 1339.106186][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.106275][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.106406][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2fde08 [ 1339.106481][ T32] r4:00000000 [ 1339.106532][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1339.106621][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.106702][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.106833][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8559ed80 [ 1339.106898][ T32] r4:00000000 [ 1339.106948][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.107082][ T32] r9:83018005 r8:85510c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1339.107142][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.107238][ T32] r5:00001000 r4:eab9d000 [ 1339.107331][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.107468][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.107602][ T32] r5:855a878c r4:855a8400 [ 1339.107658][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.107791][ T32] r7:dddced80 r6:83018000 r5:855a878c r4:85591900 [ 1339.107872][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.107996][ T32] r10:61c88647 r9:85510c00 r8:8559192c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.108051][ T32] r4:85591900 [ 1339.108103][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.108238][ T32] r10:00000000 r9:85591900 r8:80287e08 r7:eb2e1e60 r6:85591a00 r5:85510c00 [ 1339.108349][ T32] r4:00000001 [ 1339.108444][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.108553][ T32] Exception stack(0xeb2fdfb0 to 0xeb2fdff8) [ 1339.108637][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.108713][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.108778][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.108866][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.108923][ T32] r4:8559e8c0 [ 1339.109384][ T32] INFO: task kworker/0:636:4929 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1339.109466][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.109619][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.109720][ T32] Call trace: [ 1339.109836][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.109958][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1339.110015][ T32] r4:00000000 [ 1339.110065][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.110157][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1339.110243][ T32] 1d20: de033000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1339.110323][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1339.110435][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1339.130928][ T32] r5:80000013 r4:80239bb0 [ 1339.130972][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.131038][ T32] r4:82ac21e4 [ 1339.131084][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.131133][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1339.131156][ T32] r4:e0501dc0 [ 1339.131175][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1339.131346][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1339.131733][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1339.132040][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1339.132308][ T32] task:kworker/0:637 state:D stack:0 pid:4931 tgid:4931 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1339.132804][ T32] r5:854e6000 r4:8291a680 ** 3 printk messages dropped ** [ 1339.132938][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.133136][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1339.133383][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1339.133648][ T32] r7:dddced80 r6:83018000 r5:855a8b8c r4:85591a80 ** 5 printk messages dropped ** [ 1339.134183][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1339.134563][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1339.135818][ T32] Call trace: ** 5 printk messages dropped ** [ 1339.136381][ T32] 1d20: de28c000 e02e7000 00000001 80239b98 7f539000 00000001 ** 9 printk messages dropped ** [ 1339.137075][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 ** 10 printk messages dropped ** [ 1339.138063][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1339.138610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1339.138774][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.138795][ T32] task:kworker/0:638 state:D stack:0 pid:4933 tgid:4933 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.138921][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.139024][ T32] Call trace: [ 1339.139060][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1339.139110][ T32] r10:8291a684 r9:eb44dd84 r8:00000002 r7:60000113 r6:eb44dd8c r5:854e6c00 [ 1339.139133][ T32] r4:854e6c00 [ 1339.139154][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1339.139196][ T32] r5:854e6c00 r4:8291a680 [ 1339.139215][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.139253][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.139294][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb44de08 [ 1339.139435][ T32] r4:00000000 [ 1339.139477][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1339.139516][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.139560][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.139602][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e1280 [ 1339.139624][ T32] r4:00000000 [ 1339.139643][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.139687][ T32] r9:83018005 r8:854e6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1339.139725][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.139772][ T32] r5:00001000 r4:eacff000 [ 1339.139791][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.139829][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.139888][ T32] r5:855a938c r4:855a9000 [ 1339.139910][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.139957][ T32] r7:dddced80 r6:83018000 r5:855a938c r4:85591b80 ** 2 printk messages dropped ** [ 1339.140045][ T32] r4:85591b80 ** 6 printk messages dropped ** [ 1339.140321][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1339.164908][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.165404][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 ** 6 printk messages dropped ** [ 1339.165663][ T32] r4:e0501dc0 ** 6 printk messages dropped ** [ 1339.165924][ T32] r5:00001000 r4:e0315000 ** 6 printk messages dropped ** [ 1339.166283][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1339.166713][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1339.167056][ T32] task:kworker/0:639 state:D stack:0 pid:4935 tgid:4935 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.167137][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.167190][ T32] Call trace: [ 1339.167223][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1339.167272][ T32] r10:8291a684 r9:eb455d84 r8:00000002 r7:60000013 r6:eb455d8c r5:854e3000 [ 1339.167298][ T32] r4:854e3000 [ 1339.167318][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1339.167388][ T32] r5:854e3000 r4:8291a680 [ 1339.167411][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.167454][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.167510][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb455e08 [ 1339.167535][ T32] r4:00000000 [ 1339.167562][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1339.167597][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.167636][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.167677][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e1040 [ 1339.167700][ T32] r4:00000000 [ 1339.167718][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.167766][ T32] r9:83018005 r8:854e3000 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1339.167788][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.167830][ T32] r5:00001000 r4:eac95000 [ 1339.167860][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.167928][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.167974][ T32] r5:855a8f8c r4:855a8c00 [ 1339.167993][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.168040][ T32] r7:dddced80 r6:83018000 r5:855a8f8c r4:85591c00 [ 1339.168089][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1339.168223][ T32] r4:85591c00 ** 6 printk messages dropped ** [ 1339.168799][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.169508][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 ** 8 printk messages dropped ** [ 1339.169861][ T32] r4:82ac21e4 ** 8 printk messages dropped ** [ 1339.170186][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1339.188422][ T32] r4:84bc7780 ** 6 printk messages dropped ** [ 1339.188737][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.189128][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1339.189643][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb459e08 [ 1339.189665][ T32] r4:00000000 [ 1339.189683][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1339.189747][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.189789][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.189830][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e1540 [ 1339.189852][ T32] r4:00000000 [ 1339.189908][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.189958][ T32] r9:83018005 r8:854e0000 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1339.189981][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.190053][ T32] r5:00001000 r4:ead55000 [ 1339.190078][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.190118][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.190160][ T32] r5:855a9b8c r4:855a9800 [ 1339.190210][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.190259][ T32] r7:dddced80 r6:83018000 r5:855a9b8c r4:85591c80 [ 1339.190315][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.190365][ T32] r10:61c88647 r9:854e0000 r8:85591cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.190387][ T32] r4:85591c80 [ 1339.190431][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.191128][ T32] r10:00000000 r9:85591c80 r8:80287e08 r7:eb44de60 r6:85568780 r5:854e0000 [ 1339.191195][ T32] r4:00000001 [ 1339.191221][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.191269][ T32] Exception stack(0xeb459fb0 to 0xeb459ff8) [ 1339.191302][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.191331][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.191357][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.191385][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.191407][ T32] r4:855e1380 [ 1339.191842][ T32] INFO: task kworker/0:640:4936 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1339.191886][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.192012][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.192120][ T32] Call trace: [ 1339.192154][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.192209][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1339.192233][ T32] r4:00000000 [ 1339.192252][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.192292][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1339.192323][ T32] 1d20: df1ff000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1339.192386][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1339.192412][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1339.192436][ T32] r5:80000013 r4:80239bb0 [ 1339.192527][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.192582][ T32] r4:82ac21e4 [ 1339.192629][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.192675][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1339.192714][ T32] r4:e0501dc0 [ 1339.192736][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.192778][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1339.192828][ T32] r4:00000000 [ 1339.192872][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.192921][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1339.192943][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.192986][ T32] r5:00001000 r4:e0315000 [ 1339.193005][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.193044][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1339.193226][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 ** 7 printk messages dropped ** [ 1339.193626][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) ** 7 printk messages dropped ** [ 1339.193914][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.193966][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.194018][ T32] task:kworker/0:641 state:D stack:0 pid:4939 tgid:4939 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.194066][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.194232][ T32] Call trace: [ 1339.194264][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1339.194329][ T32] r10:8291a684 r9:eb45dd84 r8:00000002 r7:60000113 r6:eb45dd8c r5:854e4800 [ 1339.194355][ T32] r4:854e4800 [ 1339.194398][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1339.194444][ T32] r5:854e4800 r4:8291a680 [ 1339.194464][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.194524][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.194574][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb45de08 [ 1339.194597][ T32] r4:00000000 [ 1339.194616][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1339.194651][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.194695][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.194749][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e13c0 [ 1339.194775][ T32] r4:00000000 [ 1339.194794][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.194839][ T32] r9:83018005 r8:854e4800 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1339.194860][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.194940][ T32] r5:00001000 r4:ead33000 [ 1339.194963][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.195002][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.195083][ T32] r5:855a978c r4:855a9400 [ 1339.195105][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.195180][ T32] r7:dddced80 r6:83018000 r5:855a978c r4:85591d00 [ 1339.195204][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.195252][ T32] r10:61c88647 r9:854e4800 r8:85591d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.195275][ T32] r4:85591d00 [ 1339.195293][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.195336][ T32] r10:00000000 r9:85591d00 r8:80287e08 r7:eb459e60 r6:85568880 r5:854e4800 [ 1339.195369][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1339.195468][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1339.195896][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1339.196556][ T32] 1d20: df1ff000 e02e7000 00000001 80239b98 7f539000 00000001 ** 4 printk messages dropped ** [ 1339.196881][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1339.197092][ T32] r4:e0501dc0 ** 2 printk messages dropped ** [ 1339.197333][ T32] r4:00000000 [ 1339.197386][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.197487][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1339.197583][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.197690][ T32] r5:00001000 r4:e0315000 [ 1339.197744][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.197890][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.198038][ T32] r5:84b4cf8c r4:84b4cc00 [ 1339.198096][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.198211][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [ 1339.198265][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.198369][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.198395][ T32] r4:84bc7780 [ 1339.198414][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.198460][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1339.198484][ T32] r4:00000001 [ 1339.198503][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.198537][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1339.198569][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.198596][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.198622][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.198650][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.198701][ T32] r4:84bcf280 [ 1339.198727][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.198755][ T32] INFO: task kworker/0:642:4941 blocked for more than 465 seconds. [ 1339.198787][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.198840][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.198896][ T32] task:kworker/0:642 state:D stack:0 pid:4941 tgid:4941 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.198946][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.199023][ T32] Call trace: [ 1339.199163][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1339.199217][ T32] r10:8291a684 r9:eb465d84 r8:00000002 r7:60000013 r6:eb465d8c r5:854e8000 [ 1339.199272][ T32] r4:854e8000 [ 1339.199298][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1339.199343][ T32] r5:854e8000 r4:8291a680 [ 1339.199362][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1339.199506][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb465e08 ** 10 printk messages dropped ** [ 1339.200029][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.200068][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1339.200174][ T32] r7:dddced80 r6:83018000 r5:855a9f8c r4:85591d80 ** 8 printk messages dropped ** [ 1339.236856][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1339.237992][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.238795][ T32] Exception stack(0xe0501d28 to 0xe0501d70) ** 7 printk messages dropped ** [ 1339.239524][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 ** 9 printk messages dropped ** [ 1339.255063][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1339.255583][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1339.256404][ T32] r4:84bcf280 [ 1339.256461][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.256514][ T32] INFO: task kworker/0:643:4944 blocked for more than 465 seconds. [ 1339.256569][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.256610][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.256647][ T32] task:kworker/0:643 state:D stack:0 pid:4944 tgid:4944 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.256738][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.256810][ T32] Call trace: [ 1339.256875][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1339.257079][ T32] r10:8291a684 r9:eb46dd84 r8:00000002 r7:60000013 r6:eb46dd8c r5:854e8c00 [ 1339.257136][ T32] r4:854e8c00 [ 1339.257172][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1339.257245][ T32] r5:854e8c00 r4:8291a680 [ 1339.257325][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.257396][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.257514][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb46de08 [ 1339.257576][ T32] r4:00000000 [ 1339.257623][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1339.257688][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.257780][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.257852][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e1e00 [ 1339.257889][ T32] r4:00000000 [ 1339.257922][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.258097][ T32] r9:83018005 r8:854e8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1339.258138][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.258209][ T32] r5:00001000 r4:eb17b000 [ 1339.258309][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.258529][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.258607][ T32] r5:855ab78c r4:855ab400 [ 1339.258762][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.258857][ T32] r7:dddced80 r6:83018000 r5:855ab78c r4:85591b00 [ 1339.258893][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.259038][ T32] r10:61c88647 r9:854e8c00 r8:85591b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.259133][ T32] r4:85591b00 [ 1339.259418][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.259501][ T32] r10:00000000 r9:85591b00 r8:80287e08 r7:eb465e60 r6:85568980 r5:854e8c00 [ 1339.259539][ T32] r4:00000001 [ 1339.259577][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.259648][ T32] Exception stack(0xeb46dfb0 to 0xeb46dff8) [ 1339.259703][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.259757][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.259810][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.259868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.259948][ T32] r4:855e1600 [ 1339.273452][ T32] INFO: task kworker/0:643:4944 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1339.273598][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.273750][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.273852][ T32] Call trace: [ 1339.274001][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.274095][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1339.274135][ T32] r4:00000000 [ 1339.274168][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.274263][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1339.274324][ T32] 1d20: dfcec000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1339.274372][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1339.274434][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1339.274478][ T32] r5:80000013 r4:80239bb0 [ 1339.274606][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.274684][ T32] r4:82ac21e4 [ 1339.274719][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.274790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1339.274827][ T32] r4:e0501dc0 [ 1339.274858][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.274956][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1339.275012][ T32] r4:00000000 [ 1339.275047][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.275155][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1339.275195][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.275265][ T32] r5:00001000 r4:e0315000 [ 1339.275304][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.275371][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.275439][ T32] r5:84b4cf8c r4:84b4cc00 [ 1339.275472][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.275579][ T32] r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 ** 1 printk messages dropped ** [ 1339.275733][ T32] r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1339.276159][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1339.276551][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1339.277050][ T32] r5:854ea400 r4:8291a680 ** 1 printk messages dropped ** [ 1339.277158][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1339.277638][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1339.277995][ T32] r5:00001000 r4:eaf67000 [ 1339.278032][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.278215][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.278328][ T32] r5:855aa38c r4:855aa000 [ 1339.278393][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.278503][ T32] r7:dddced80 r6:83018000 r5:855aa38c r4:85591e00 [ 1339.278541][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.278805][ T32] r10:61c88647 r9:854ea400 r8:85591e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.278916][ T32] r4:85591e00 [ 1339.279318][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.279402][ T32] r10:00000000 r9:85591e00 r8:80287e08 r7:eb46de60 r6:85568b00 r5:854ea400 [ 1339.279440][ T32] r4:00000001 [ 1339.279502][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.279635][ T32] Exception stack(0xeb471fb0 to 0xeb471ff8) [ 1339.279684][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.279730][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.280158][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.280459][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.305445][ T32] r4:855e1600 [ 1339.306142][ T32] INFO: task kworker/0:644:4945 is blocked on a mutex likely owned by task kworker/0:178:3691. [ 1339.306272][ T32] task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.306619][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.307071][ T32] Call trace: [ 1339.307211][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.307319][ T32] r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 [ 1339.307359][ T32] r4:00000000 [ 1339.307509][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.307689][ T32] Exception stack(0xe0501d28 to 0xe0501d70) [ 1339.307871][ T32] 1d20: e018b000 e02e7000 00000001 80239b98 7f539000 00000001 [ 1339.307968][ T32] 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 [ 1339.308046][ T32] 1d60: 80230ad0 80239bb0 80000013 ffffffff [ 1339.308126][ T32] r5:80000013 r4:80239bb0 [ 1339.308191][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.308350][ T32] r4:82ac21e4 [ 1339.308544][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.308613][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 [ 1339.308686][ T32] r4:e0501dc0 [ 1339.308758][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.308870][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 [ 1339.308903][ T32] r4:00000000 [ 1339.309082][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.309316][ T32] r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1339.309425][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.309764][ T32] r5:00001000 r4:e0315000 [ 1339.310094][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.310141][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.310187][ T32] r5:84b4cf8c r4:84b4cc00 [ 1339.310406][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.336382][ T32] r7:00000402 r6:81a54088 r5:00000001 r4:dddced80 [ 1339.336535][ T32] [<81a5405c>] (schedule) from [<80287e84>] (worker_thread+0x7c/0x3d8) [ 1339.336681][ T32] r5:dddceda0 r4:84bc7780 [ 1339.336733][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.336839][ T32] r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 [ 1339.336929][ T32] r4:00000001 [ 1339.336990][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.337080][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1339.337154][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.337221][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1339.337422][ T32] r4:84bcf280 ** 4 printk messages dropped ** [ 1339.337730][ T32] task:kworker/1:262 state:D stack:0 pid:4947 tgid:4947 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1339.338836][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1339.339184][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855eb380 ** 6 printk messages dropped ** [ 1339.339725][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1339.340242][ T32] r4:85568a00 ** 4 printk messages dropped ** [ 1339.349603][ T32] Exception stack(0xeb479fb0 to 0xeb479ff8) ** 4 printk messages dropped ** [ 1339.349788][ T32] r4:85598780 ** 3 printk messages dropped ** [ 1339.350511][ T32] Call trace: ** 5 printk messages dropped ** [ 1339.351317][ T32] 9d20: 7f9c0000 edb95000 00000001 80239b98 7f53b000 00000001 ** 7 printk messages dropped ** [ 1339.352115][ T32] r4:e0539dc0 ** 3 printk messages dropped ** [ 1339.352392][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1339.352976][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 ** 6 printk messages dropped ** [ 1339.353212][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1339.353550][ T32] INFO: task kworker/0:645:4948 blocked for more than 465 seconds. ** 8 printk messages dropped ** [ 1339.354141][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) ** 7 printk messages dropped ** [ 1339.354478][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1339.354966][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.355012][ T32] r5:855aa78c r4:855aa400 ** 2 printk messages dropped ** [ 1339.355137][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1339.355534][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1339.355680][ T32] r4:855e19c0 [ 1339.356101][ T32] INFO: task kworker/0:645:4948 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1339.356155][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.356366][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.356526][ T32] Call trace: [ 1339.356562][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.356616][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1339.356639][ T32] r4:00000000 [ 1339.356658][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.356697][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1339.356728][ T32] 9d20: 7f9c0000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1339.356758][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1339.356782][ T32] 9d60: 80230ad0 80239bb0 90070013 ffffffff [ 1339.356849][ T32] r5:90070013 r4:80239bb0 [ 1339.356873][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.356945][ T32] r4:82ac21e4 [ 1339.356985][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.357031][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1339.357053][ T32] r4:e0539dc0 [ 1339.357109][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.357155][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1339.357229][ T32] r4:00000000 [ 1339.357252][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.357303][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1339.357325][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.357370][ T32] r5:00001000 r4:e033d000 [ 1339.357461][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.357582][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.357650][ T32] r5:84b4d38c r4:84b4d000 [ 1339.357673][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.357776][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1339.357801][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.357898][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.357944][ T32] r4:84bc7b80 [ 1339.357966][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.358012][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1339.358053][ T32] r4:00000001 [ 1339.358074][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.358111][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1339.358138][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.358192][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.358222][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.358289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.358360][ T32] r4:84bcf980 [ 1339.358383][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.358409][ T32] INFO: task kworker/0:646:4950 blocked for more than 465 seconds. [ 1339.358437][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.358488][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.358512][ T32] task:kworker/0:646 state:D stack:0 pid:4950 tgid:4950 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.358559][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.358725][ T32] Call trace: [ 1339.358758][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1339.358808][ T32] r10:8291a684 r9:eb485d84 r8:00000002 r7:60000113 r6:eb485d8c r5:854eb000 [ 1339.358851][ T32] r4:854eb000 [ 1339.358874][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1339.358917][ T32] r5:854eb000 r4:8291a680 [ 1339.358964][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.359007][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.359049][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb485e08 [ 1339.359100][ T32] r4:00000000 [ 1339.359122][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1339.359158][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.359192][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.359262][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e1a00 [ 1339.359395][ T32] r4:00000000 [ 1339.359419][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.359465][ T32] r9:83018005 r8:854eb000 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1339.359486][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.359527][ T32] r5:00001000 r4:eafab000 [ 1339.359546][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.359584][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.359662][ T32] r5:855aab8c r4:855aa800 [ 1339.359685][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.359731][ T32] r7:dddced80 r6:83018000 r5:855aab8c r4:85583f00 [ 1339.359767][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.359817][ T32] r10:61c88647 r9:854eb000 r8:85583f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.359842][ T32] r4:85583f00 [ 1339.359863][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.359908][ T32] r10:00000000 r9:85583f00 r8:80287e08 r7:eb46de60 r6:85568c00 r5:854eb000 [ 1339.359929][ T32] r4:00000001 [ 1339.359951][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.359986][ T32] Exception stack(0xeb485fb0 to 0xeb485ff8) [ 1339.360034][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.360065][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.360124][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.360176][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.360310][ T32] r4:855e1ac0 [ 1339.385955][ T32] INFO: task kworker/0:646:4950 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1339.386091][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.386344][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.386413][ T32] Call trace: [ 1339.386497][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.386613][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1339.386642][ T32] r4:00000000 [ 1339.386663][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.386706][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1339.386834][ T32] 9d20: 7ff5f000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1339.386868][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1339.386988][ T32] 9d60: 80230ad0 80239bb0 90070013 ffffffff [ 1339.387026][ T32] r5:90070013 r4:80239bb0 [ 1339.387096][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.387144][ T32] r4:82ac21e4 [ 1339.387165][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.387289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 ** 2 printk messages dropped ** [ 1339.387420][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 12 printk messages dropped ** [ 1339.388478][ T32] r4:84bc7b80 ** 5 printk messages dropped ** [ 1339.388707][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.389161][ T32] task:kworker/0:647 state:D stack:0 pid:4952 tgid:4952 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1339.390023][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1339.390361][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e1b80 ** 6 printk messages dropped ** [ 1339.404226][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1339.404446][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1339.404575][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1339.404909][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1339.405805][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.406083][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1339.406384][ T32] r4:e0539dc0 ** 5 printk messages dropped ** [ 1339.406691][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.406738][ T32] r5:00001000 r4:e033d000 [ 1339.406758][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.406844][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.406947][ T32] r5:84b4d38c r4:84b4d000 [ 1339.406998][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.407048][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1339.407069][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.407115][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.407137][ T32] r4:84bc7b80 [ 1339.407157][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.407268][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1339.407314][ T32] r4:00000001 [ 1339.407338][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.407405][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1339.407435][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.407492][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.407521][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.407555][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.407606][ T32] r4:84bcf980 [ 1339.407633][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.407662][ T32] INFO: task kworker/0:648:4954 blocked for more than 465 seconds. [ 1339.407694][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.407750][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.407802][ T32] task:kworker/0:648 state:D stack:0 pid:4954 tgid:4954 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.407851][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.407891][ T32] Call trace: [ 1339.407926][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1339.408006][ T32] r10:8291a684 r9:eb495d84 r8:00000002 r7:60000113 r6:eb495d8c r5:854ed400 [ 1339.408060][ T32] r4:854ed400 [ 1339.408084][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1339.408129][ T32] r5:854ed400 r4:8291a680 [ 1339.408148][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.408188][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.408231][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb495e08 [ 1339.408253][ T32] r4:00000000 [ 1339.408272][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1339.408311][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.408394][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.408439][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e1cc0 [ 1339.408463][ T32] r4:00000000 [ 1339.408497][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.408546][ T32] r9:83018005 r8:854ed400 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1339.408567][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.408608][ T32] r5:00001000 r4:eb15d000 [ 1339.408653][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.408695][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.408737][ T32] r5:855ab38c r4:855ab000 [ 1339.408758][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.408829][ T32] r7:dddced80 r6:83018000 r5:855ab38c r4:8545bf80 [ 1339.408956][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.409018][ T32] r10:61c88647 r9:854ed400 r8:8545bfac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1339.409156][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1339.409333][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1339.409989][ T32] Call trace: ** 5 printk messages dropped ** [ 1339.433762][ T32] 9d20: 8112d000 edb95000 00000001 80239b98 7f53b000 00000001 ** 7 printk messages dropped ** [ 1339.434149][ T32] r4:e0539dc0 ** 8 printk messages dropped ** [ 1339.434723][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1339.435176][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1339.435993][ T32] INFO: task kworker/0:649:4956 blocked for more than 465 seconds. ** 8 printk messages dropped ** [ 1339.436996][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) ** 7 printk messages dropped ** [ 1339.437478][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1339.437754][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1339.437917][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1339.438328][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1339.439480][ T32] Call trace: ** 5 printk messages dropped ** [ 1339.440074][ T32] 9d20: 8112d000 edb95000 00000001 80239b98 7f53b000 00000001 ** 7 printk messages dropped ** [ 1339.461215][ T32] r4:e0539dc0 ** 5 printk messages dropped ** [ 1339.461646][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1339.462836][ T32] r4:84bc7b80 ** 3 printk messages dropped ** [ 1339.463243][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1339.464127][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1339.465207][ T32] r4:85618000 ** 4 printk messages dropped ** [ 1339.465783][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4a5e08 [ 1339.465934][ T32] r4:00000000 [ 1339.465990][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1339.466067][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.466140][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.466225][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f7680 [ 1339.466326][ T32] r4:00000000 [ 1339.466537][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.466646][ T32] r9:83018005 r8:85618000 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1339.466782][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.466881][ T32] r5:00001000 r4:eb34b000 [ 1339.466926][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.467078][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.467196][ T32] r5:855adf8c r4:855adc00 [ 1339.467320][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.467515][ T32] r7:dddced80 r6:83018000 r5:855adf8c r4:855ec100 [ 1339.467578][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.467681][ T32] r10:61c88647 r9:85618000 r8:855ec12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.467729][ T32] r4:855ec100 [ 1339.467770][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.467904][ T32] r10:00000000 r9:855ec100 r8:80287e08 r7:eb49de60 r6:85568e00 r5:85618000 [ 1339.467993][ T32] r4:00000001 [ 1339.468069][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.468183][ T32] Exception stack(0xeb4a5fb0 to 0xeb4a5ff8) [ 1339.468246][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.468319][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.468403][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.468467][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.468514][ T32] r4:855e1d40 [ 1339.469258][ T32] INFO: task kworker/0:650:4958 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1339.469351][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.469529][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.469630][ T32] Call trace: [ 1339.469693][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.469793][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1339.469840][ T32] r4:00000000 [ 1339.469912][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.470018][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1339.470153][ T32] 9d20: 8112d000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1339.470374][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1339.470556][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1339.501640][ T32] r5:80070013 r4:80239bb0 [ 1339.501725][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.501877][ T32] r4:82ac21e4 [ 1339.501999][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.502246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1339.502339][ T32] r4:e0539dc0 [ 1339.502388][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.502563][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1339.502683][ T32] r4:00000000 [ 1339.502763][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.502902][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1339.502969][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.503064][ T32] r5:00001000 r4:e033d000 [ 1339.503110][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.503197][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.503314][ T32] r5:84b4d38c r4:84b4d000 [ 1339.503364][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.503459][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1339.503567][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.503684][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.503735][ T32] r4:84bc7b80 [ 1339.503779][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.503905][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1339.504018][ T32] r4:00000001 [ 1339.504072][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.504289][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1339.504414][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.504480][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.504537][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.504628][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.504683][ T32] r4:84bcf980 [ 1339.504836][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.504925][ T32] INFO: task kworker/0:651:4960 blocked for more than 465 seconds. [ 1339.505061][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.505121][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.505276][ T32] task:kworker/0:651 state:D stack:0 pid:4960 tgid:4960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.505600][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.505981][ T32] Call trace: [ 1339.506055][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1339.506165][ T32] r10:8291a684 r9:eb4add84 r8:00000002 r7:60000113 r6:eb4add8c r5:85619800 [ 1339.506215][ T32] r4:85619800 [ 1339.506258][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1339.506382][ T32] r5:85619800 r4:8291a680 [ 1339.506435][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.506514][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.506605][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4ade08 [ 1339.506651][ T32] r4:00000000 [ 1339.506708][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1339.506782][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.506899][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.506993][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85598900 [ 1339.507072][ T32] r4:00000000 [ 1339.507120][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.507209][ T32] r9:83018005 r8:85619800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1339.507252][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.507379][ T32] r5:00001000 r4:eb1b7000 [ 1339.507429][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.507540][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.507632][ T32] r5:855abf8c r4:855abc00 [ 1339.507676][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.507768][ T32] r7:dddced80 r6:83018000 r5:855abf8c r4:855ec080 [ 1339.507810][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.507974][ T32] r10:61c88647 r9:85619800 r8:855ec0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.508135][ T32] r4:855ec080 [ 1339.508187][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.508470][ T32] r10:00000000 r9:855ec080 r8:80287e08 r7:eb4a5e60 r6:85568e80 r5:85619800 ** 6 printk messages dropped ** [ 1339.509640][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1339.542449][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1339.543478][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 ** 7 printk messages dropped ** [ 1339.544096][ T32] r5:00001000 r4:e033d000 ** 7 printk messages dropped ** [ 1339.545194][ T32] r4:84bc7b80 ** 2 printk messages dropped ** [ 1339.545482][ T32] r4:00000001 [ 1339.545535][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.545615][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1339.545669][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.545763][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.545829][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.545895][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.545948][ T32] r4:84bcf980 [ 1339.546243][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.546385][ T32] INFO: task kworker/0:652:4962 blocked for more than 465 seconds. [ 1339.546462][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.546514][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.546561][ T32] task:kworker/0:652 state:D stack:0 pid:4962 tgid:4962 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.546751][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.546986][ T32] Call trace: [ 1339.547217][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1339.547335][ T32] r10:8291a684 r9:eb4b5d84 r8:00000002 r7:60000013 r6:eb4b5d8c r5:85618c00 [ 1339.547458][ T32] r4:85618c00 [ 1339.547590][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1339.547699][ T32] r5:85618c00 r4:8291a680 [ 1339.547746][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.547830][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.548045][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4b5e08 [ 1339.548159][ T32] r4:00000000 [ 1339.548282][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1339.548402][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.548489][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.548602][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8559ef40 [ 1339.548716][ T32] r4:00000000 [ 1339.548769][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.548933][ T32] r9:83018005 r8:85618c00 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1339.549054][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.549281][ T32] r5:00001000 r4:eb1c9000 [ 1339.549361][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.549481][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.549578][ T32] r5:855ac38c r4:855ac000 [ 1339.549620][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.549713][ T32] r7:dddced80 r6:83018000 r5:855ac38c r4:855ec180 [ 1339.549757][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.549906][ T32] r10:61c88647 r9:85618c00 r8:855ec1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.549967][ T32] r4:855ec180 [ 1339.550037][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.550141][ T32] r10:00000000 r9:855ec180 r8:80287e08 r7:eb4a5e60 r6:85568f00 r5:85618c00 [ 1339.550245][ T32] r4:00000001 [ 1339.550488][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.579542][ T32] Exception stack(0xeb4b5fb0 to 0xeb4b5ff8) [ 1339.579691][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.579772][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.579877][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.579953][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.580004][ T32] r4:8559ee80 [ 1339.591350][ T32] INFO: task kworker/0:652:4962 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1339.591520][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.591700][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.591831][ T32] Call trace: ** 1 printk messages dropped ** [ 1339.592023][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 7 printk messages dropped ** [ 1339.592806][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1339.593861][ T32] r5:00001000 r4:e033d000 ** 4 printk messages dropped ** [ 1339.594248][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 ** 4 printk messages dropped ** [ 1339.594912][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 9 printk messages dropped ** [ 1339.595812][ T32] INFO: task kworker/0:653:4964 blocked for more than 466 seconds. ** 7 printk messages dropped ** [ 1339.596719][ T32] r4:8561a400 ** 4 printk messages dropped ** [ 1339.597063][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4bde08 ** 8 printk messages dropped ** [ 1339.597779][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1339.598023][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1339.598312][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.598444][ T32] r10:61c88647 r9:8561a400 r8:855ec2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.598505][ T32] r4:855ec280 [ 1339.598550][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.598645][ T32] r10:00000000 r9:855ec280 r8:80287e08 r7:eb4a5e60 r6:85568f80 r5:8561a400 [ 1339.598726][ T32] r4:00000001 [ 1339.598777][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.598855][ T32] Exception stack(0xeb4bdfb0 to 0xeb4bdff8) [ 1339.598913][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.598976][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.599051][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.599165][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.599317][ T32] r4:8559ee80 [ 1339.600013][ T32] INFO: task kworker/0:653:4964 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1339.600097][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.600362][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.622874][ T32] Call trace: [ 1339.622995][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.623138][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1339.623206][ T32] r4:00000000 [ 1339.623257][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.623356][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1339.623421][ T32] 9d20: 824c1000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1339.623648][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1339.623746][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1339.623809][ T32] r5:80070013 r4:80239bb0 [ 1339.623854][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.623940][ T32] r4:82ac21e4 [ 1339.624005][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.624105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1339.624153][ T32] r4:e0539dc0 [ 1339.624192][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.624310][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1339.624389][ T32] r4:00000000 [ 1339.624455][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.624583][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1339.624639][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.624731][ T32] r5:00001000 r4:e033d000 [ 1339.624775][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.624886][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.624994][ T32] r5:84b4d38c r4:84b4d000 [ 1339.625057][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.625158][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1339.625203][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.625310][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.625360][ T32] r4:84bc7b80 [ 1339.625433][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.625533][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1339.625594][ T32] r4:00000001 [ 1339.625689][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.625818][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1339.625896][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.625964][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.626047][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.626115][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.626164][ T32] r4:84bcf980 [ 1339.626242][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 1 printk messages dropped ** [ 1339.626413][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1339.627201][ T32] r4:8561b000 ** 3 printk messages dropped ** [ 1339.627474][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1339.627853][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.627933][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f7040 [ 1339.627997][ T32] r4:00000000 [ 1339.628044][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.628135][ T32] r9:83018005 r8:8561b000 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1339.628179][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.628367][ T32] r5:00001000 r4:eb2ab000 [ 1339.628422][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.628504][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.628593][ T32] r5:855acb8c r4:855ac800 [ 1339.628668][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.628765][ T32] r7:dddced80 r6:83018000 r5:855acb8c r4:855ec200 [ 1339.628828][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.628925][ T32] r10:61c88647 r9:8561b000 r8:855ec22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.628991][ T32] r4:855ec200 [ 1339.629070][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.629198][ T32] r10:00000000 r9:855ec200 r8:80287e08 r7:eb4a5e60 r6:855fd000 r5:8561b000 [ 1339.629258][ T32] r4:00000001 [ 1339.629322][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.629403][ T32] Exception stack(0xeb4c5fb0 to 0xeb4c5ff8) [ 1339.629475][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.629545][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.629602][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.629659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.629705][ T32] r4:85582f00 [ 1339.630435][ T32] INFO: task kworker/0:654:4966 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1339.652984][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.653313][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.653502][ T32] Call trace: [ 1339.653619][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.653771][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1339.653860][ T32] r4:00000000 [ 1339.653911][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.654030][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1339.654128][ T32] 9d20: 82922000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1339.654198][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1339.654251][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1339.654357][ T32] r5:80070013 r4:80239bb0 ** 3 printk messages dropped ** [ 1339.654641][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 ** 7 printk messages dropped ** [ 1339.655261][ T32] r5:00001000 r4:e033d000 ** 6 printk messages dropped ** [ 1339.655830][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1339.656223][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1339.656871][ T32] INFO: task kworker/0:655:4968 blocked for more than 466 seconds. ** 7 printk messages dropped ** [ 1339.657707][ T32] r4:8561bc00 ** 4 printk messages dropped ** [ 1339.658053][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4cde08 ** 6 printk messages dropped ** [ 1339.658691][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1339.659209][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1339.659696][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1339.660315][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1339.684190][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.684843][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 ** 8 printk messages dropped ** [ 1339.685470][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 11 printk messages dropped ** [ 1339.686413][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1339.686922][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1339.687354][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 7 printk messages dropped ** [ 1339.688009][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) ** 7 printk messages dropped ** [ 1339.688727][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1339.689288][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.689385][ T32] r5:855ad38c r4:855ad000 ** 2 printk messages dropped ** [ 1339.689616][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1339.690254][ T32] Exception stack(0xeb4d5fb0 to 0xeb4d5ff8) ** 6 printk messages dropped ** [ 1339.722251][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.722421][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.722587][ T32] Call trace: [ 1339.722706][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.722822][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1339.722870][ T32] r4:00000000 [ 1339.722911][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.722993][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1339.723055][ T32] 9d20: 83410000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1339.723146][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1339.723200][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1339.723282][ T32] r5:80070013 r4:80239bb0 [ 1339.723342][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.723428][ T32] r4:82ac21e4 [ 1339.723506][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.723603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1339.723682][ T32] r4:e0539dc0 [ 1339.723792][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.723886][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1339.723930][ T32] r4:00000000 [ 1339.723968][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.724090][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1339.724146][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.724234][ T32] r5:00001000 r4:e033d000 [ 1339.724279][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.724410][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.724495][ T32] r5:84b4d38c r4:84b4d000 [ 1339.724546][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.724644][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1339.724690][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.724781][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.724826][ T32] r4:84bc7b80 [ 1339.724870][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.724963][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1339.725039][ T32] r4:00000001 [ 1339.725092][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.725165][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1339.725219][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.725276][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.725397][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.725501][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.725560][ T32] r4:84bcf980 [ 1339.725654][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.725721][ T32] INFO: task kworker/0:657:4973 blocked for more than 466 seconds. [ 1339.725790][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.725841][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.725914][ T32] task:kworker/0:657 state:D stack:0 pid:4973 tgid:4973 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.726021][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.726104][ T32] Call trace: [ 1339.726166][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1339.726280][ T32] r10:8291a684 r9:eb4ddd84 r8:00000002 r7:60000013 r6:eb4ddd8c r5:8561d400 [ 1339.726348][ T32] r4:8561d400 [ 1339.726390][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1339.726507][ T32] r5:8561d400 r4:8291a680 [ 1339.726560][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.726671][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.726766][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4dde08 [ 1339.726813][ T32] r4:00000000 [ 1339.726852][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1339.726922][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.726993][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.727091][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f7440 [ 1339.727145][ T32] r4:00000000 [ 1339.727220][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.727325][ T32] r9:83018005 r8:8561d400 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1339.727409][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.727503][ T32] r5:00001000 r4:eb2ff000 [ 1339.727551][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.727647][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.727771][ T32] r5:855ad78c r4:855ad400 [ 1339.727850][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.727953][ T32] r7:dddced80 r6:83018000 r5:855ad78c r4:855ec480 [ 1339.728000][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.728092][ T32] r10:61c88647 r9:8561d400 r8:855ec4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.728141][ T32] r4:855ec480 [ 1339.728184][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.728276][ T32] r10:00000000 r9:855ec480 r8:80287e08 r7:eb4a5e60 r6:855fd180 r5:8561d400 [ 1339.728362][ T32] r4:00000001 [ 1339.728465][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.728581][ T32] Exception stack(0xeb4ddfb0 to 0xeb4ddff8) [ 1339.728646][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.728708][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1339.728856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1339.730057][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1339.730407][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 ** 6 printk messages dropped ** [ 1339.752004][ T32] r4:e0539dc0 ** 5 printk messages dropped ** [ 1339.752431][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1339.753162][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1339.753673][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1339.754294][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1339.755237][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1339.755585][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.755668][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856596c0 [ 1339.755715][ T32] r4:00000000 [ 1339.755759][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.755873][ T32] r9:83018205 r8:854ce000 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1339.755925][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.756013][ T32] r5:00001000 r4:eb2ad000 [ 1339.756056][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.756133][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.756230][ T32] r5:8542a78c r4:8542a400 [ 1339.756280][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.756417][ T32] r7:ddde2d80 r6:83018200 r5:8542a78c r4:855fd300 [ 1339.756463][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.756561][ T32] r10:61c88647 r9:854ce000 r8:855fd32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.756623][ T32] r4:855fd300 [ 1339.756664][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.756768][ T32] r10:00000000 r9:855fd300 r8:80287e08 r7:eb479e60 r6:855fd200 r5:854ce000 [ 1339.756822][ T32] r4:00000001 [ 1339.756869][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.756948][ T32] Exception stack(0xeb4e5fb0 to 0xeb4e5ff8) [ 1339.757008][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.757068][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.757120][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.757182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.757262][ T32] r4:855eb980 [ 1339.758072][ T32] INFO: task kworker/1:263:4975 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1339.758168][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.758292][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.758453][ T32] Call trace: [ 1339.758522][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.758634][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1339.758685][ T32] r4:00000000 [ 1339.758727][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.758840][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1339.758905][ T32] 9d20: 834c6000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1339.759009][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1339.759075][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1339.759128][ T32] r5:80070013 r4:80239bb0 [ 1339.759175][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.759292][ T32] r4:82ac21e4 [ 1339.759382][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.759479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1339.759560][ T32] r4:e0539dc0 [ 1339.759640][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.759782][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1339.759869][ T32] r4:00000000 [ 1339.759919][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.760032][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1339.760084][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.760177][ T32] r5:00001000 r4:e033d000 [ 1339.760274][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.760400][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.787678][ T32] r5:84b4d38c r4:84b4d000 [ 1339.787797][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.787935][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1339.787981][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.788081][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.788151][ T32] r4:84bc7b80 [ 1339.788202][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.788307][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1339.788412][ T32] r4:00000001 [ 1339.788496][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.788590][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1339.788653][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.788714][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.788770][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.788950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.789054][ T32] r4:84bcf980 [ 1339.789172][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.789273][ T32] INFO: task kworker/0:658:4976 blocked for more than 466 seconds. [ 1339.789361][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.789459][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.789516][ T32] task:kworker/0:658 state:D stack:0 pid:4976 tgid:4976 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.789672][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.789763][ T32] Call trace: [ 1339.789838][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1339.789944][ T32] r10:8291a684 r9:eb2f1d84 r8:00000002 r7:60000113 r6:eb2f1d8c r5:85513000 [ 1339.790023][ T32] r4:85513000 [ 1339.790074][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) ** 4 printk messages dropped ** [ 1339.790511][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1339.804868][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f74c0 ** 6 printk messages dropped ** [ 1339.805448][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1339.805771][ T32] r7:dddced80 r6:83018000 r5:855adb8c r4:855ec400 ** 5 printk messages dropped ** [ 1339.806152][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1339.806589][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1339.808207][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1339.809008][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 ** 9 printk messages dropped ** [ 1339.809811][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1339.810506][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1339.831725][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1339.832154][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1339.832941][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1339.833621][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1339.834060][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1339.834499][ T32] r4:855ec580 ** 2 printk messages dropped ** [ 1339.834697][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1339.834814][ T32] Exception stack(0xeb4e1fb0 to 0xeb4e1ff8) [ 1339.834870][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.834960][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.835024][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.835085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.835163][ T32] r4:855f75c0 [ 1339.835905][ T32] INFO: task kworker/0:659:4979 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1339.836019][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.836162][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.836250][ T32] Call trace: [ 1339.836369][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.836475][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1339.836523][ T32] r4:00000000 [ 1339.836566][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.836644][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1339.836700][ T32] 9d20: 83eeb000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1339.836759][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1339.836865][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1339.836926][ T32] r5:80070013 r4:80239bb0 [ 1339.836972][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.837088][ T32] r4:82ac21e4 [ 1339.837140][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.837252][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1339.837320][ T32] r4:e0539dc0 [ 1339.837364][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.837448][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1339.837528][ T32] r4:00000000 [ 1339.837578][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.837679][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1339.837726][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.837811][ T32] r5:00001000 r4:e033d000 [ 1339.837853][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.837982][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.838086][ T32] r5:84b4d38c r4:84b4d000 [ 1339.838132][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.838259][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1339.838325][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.838458][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.838512][ T32] r4:84bc7b80 [ 1339.838553][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.838646][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1339.838724][ T32] r4:00000001 [ 1339.838800][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.838881][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1339.838941][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.839000][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.839056][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.839206][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.839268][ T32] r4:84bcf980 [ 1339.839359][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.839429][ T32] INFO: task kworker/0:660:4980 blocked for more than 466 seconds. [ 1339.839487][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.839570][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.839623][ T32] task:kworker/0:660 state:D stack:0 pid:4980 tgid:4980 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.839717][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.839840][ T32] Call trace: [ 1339.839945][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1339.840048][ T32] r10:8291a684 r9:eb4f1d84 r8:00000002 r7:60000113 r6:eb4f1d8c r5:8561ec00 [ 1339.840099][ T32] r4:8561ec00 [ 1339.840141][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1339.840226][ T32] r5:8561ec00 r4:8291a680 [ 1339.840267][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.840385][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.840647][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4f1e08 [ 1339.867489][ T32] r4:00000000 [ 1339.867587][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1339.867709][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.867791][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.867902][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f7980 [ 1339.867959][ T32] r4:00000000 [ 1339.868003][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.868142][ T32] r9:83018005 r8:8561ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1339.868245][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.868383][ T32] r5:00001000 r4:dfa4f000 [ 1339.868430][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.868513][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.868642][ T32] r5:855ae38c r4:855ae000 [ 1339.868694][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.868791][ T32] r7:dddced80 r6:83018000 r5:855ae38c r4:855ec000 [ 1339.868839][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.868934][ T32] r10:61c88647 r9:8561ec00 r8:855ec02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.868983][ T32] r4:855ec000 [ 1339.869025][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.869158][ T32] r10:00000000 r9:855ec000 r8:80287e08 r7:eb4e1e60 r6:855fd280 r5:8561ec00 ** 4 printk messages dropped ** [ 1339.869529][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.884633][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 10 printk messages dropped ** [ 1339.884950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 ** 9 printk messages dropped ** [ 1339.885570][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1339.886371][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1339.886762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1339.887433][ T32] Call trace: ** 5 printk messages dropped ** [ 1339.887901][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1339.888447][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1339.888570][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1339.889292][ T32] r4:855fd480 ** 6 printk messages dropped ** [ 1339.889632][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1339.917062][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1339.917565][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.917679][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1339.917751][ T32] 9d20: 84ae0000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1339.917846][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1339.917910][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1339.917962][ T32] r5:80070013 r4:80239bb0 [ 1339.918008][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.918187][ T32] r4:82ac21e4 [ 1339.918245][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.918345][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1339.918394][ T32] r4:e0539dc0 [ 1339.918438][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.918566][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1339.918626][ T32] r4:00000000 [ 1339.918670][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.918799][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1339.918904][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.918994][ T32] r5:00001000 r4:e033d000 [ 1339.919133][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.919318][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.919484][ T32] r5:84b4d38c r4:84b4d000 [ 1339.919563][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.919658][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1339.919699][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.919821][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.919868][ T32] r4:84bc7b80 [ 1339.919906][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.919993][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1339.920038][ T32] r4:00000001 [ 1339.920127][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.920209][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1339.920264][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.920551][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.931920][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.932037][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.932093][ T32] r4:84bcf980 [ 1339.932143][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.932203][ T32] INFO: task kworker/0:661:4986 blocked for more than 466 seconds. [ 1339.932269][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.932373][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.932425][ T32] task:kworker/0:661 state:D stack:0 pid:4986 tgid:4986 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.932562][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.932687][ T32] Call trace: [ 1339.932754][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1339.932870][ T32] r10:8291a684 r9:eb4f9d84 r8:00000002 r7:60000013 r6:eb4f9d8c r5:85620c00 [ 1339.932920][ T32] r4:85620c00 [ 1339.932968][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1339.933058][ T32] r5:85620c00 r4:8291a680 [ 1339.933102][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.933181][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.933267][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4f9e08 [ 1339.933331][ T32] r4:00000000 [ 1339.933392][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1339.933473][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.933622][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.933717][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f7a00 [ 1339.933765][ T32] r4:00000000 [ 1339.933811][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.933905][ T32] r9:83018005 r8:85620c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1339.933951][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.934055][ T32] r5:00001000 r4:e01d3000 [ 1339.934106][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.934189][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.934276][ T32] r5:855ae78c r4:855ae400 [ 1339.934335][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.934433][ T32] r7:dddced80 r6:83018000 r5:855ae78c r4:855ec600 [ 1339.934477][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.934568][ T32] r10:61c88647 r9:85620c00 r8:855ec62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.934654][ T32] r4:855ec600 [ 1339.934709][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.934813][ T32] r10:00000000 r9:855ec600 r8:80287e08 r7:eb4e1e60 r6:855fd380 r5:85620c00 [ 1339.934855][ T32] r4:00000001 [ 1339.934914][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.934959][ T32] Exception stack(0xeb4f9fb0 to 0xeb4f9ff8) [ 1339.934988][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.935017][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.935044][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.935073][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1339.936054][ T32] Call trace: ** 6 printk messages dropped ** [ 1339.936745][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 ** 8 printk messages dropped ** [ 1339.937453][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 9 printk messages dropped ** [ 1339.938150][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 ** 6 printk messages dropped ** [ 1339.938596][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1339.939291][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 6 printk messages dropped ** [ 1339.939894][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1339.971701][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855ebd40 ** 6 printk messages dropped ** [ 1339.972283][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1339.972946][ T32] r4:855ec780 ** 6 printk messages dropped ** [ 1339.973428][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1339.976183][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1339.976483][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 ** 8 printk messages dropped ** [ 1339.977545][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 12 printk messages dropped ** [ 1339.979067][ T32] r4:84bc7b80 ** 3 printk messages dropped ** [ 1339.979424][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1339.979885][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.979933][ T32] r4:84bcf980 [ 1339.979979][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.980039][ T32] INFO: task kworker/0:663:4989 blocked for more than 466 seconds. [ 1339.980132][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.980194][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.980240][ T32] task:kworker/0:663 state:D stack:0 pid:4989 tgid:4989 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.980363][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.006839][ T32] Call trace: [ 1340.006962][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.007094][ T32] r10:8291a684 r9:eb505d84 r8:00000002 r7:60000113 r6:eb505d8c r5:85622400 [ 1340.007231][ T32] r4:85622400 [ 1340.007285][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.007388][ T32] r5:85622400 r4:8291a680 [ 1340.007435][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.007569][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.007668][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb505e08 [ 1340.007845][ T32] r4:00000000 [ 1340.007892][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.007975][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.008081][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.008174][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f7d00 [ 1340.008225][ T32] r4:00000000 [ 1340.008269][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.008519][ T32] r9:83018005 r8:85622400 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1340.008621][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.008730][ T32] r5:00001000 r4:ea9d3000 [ 1340.008923][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.009020][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.009111][ T32] r5:855aef8c r4:855aec00 [ 1340.009155][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.009315][ T32] r7:dddced80 r6:83018000 r5:855aef8c r4:855ec700 [ 1340.009372][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.009614][ T32] r10:61c88647 r9:85622400 r8:855ec72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.009673][ T32] r4:855ec700 [ 1340.009771][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.009870][ T32] r10:00000000 r9:855ec700 r8:80287e08 r7:eb501e60 r6:855fd580 r5:85622400 [ 1340.009918][ T32] r4:00000001 [ 1340.009994][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.010078][ T32] Exception stack(0xeb505fb0 to 0xeb505ff8) [ 1340.010144][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.010207][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.010313][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.010381][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.010491][ T32] r4:855f7b40 [ 1340.021908][ T32] INFO: task kworker/0:663:4989 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1340.022019][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.022239][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.022367][ T32] Call trace: [ 1340.022454][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.022565][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1340.022616][ T32] r4:00000000 [ 1340.022658][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.022737][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1340.022804][ T32] 9d20: 852e2000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1340.022869][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1340.022927][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1340.022980][ T32] r5:80070013 r4:80239bb0 [ 1340.023022][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.023110][ T32] r4:82ac21e4 [ 1340.023154][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.023257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1340.023369][ T32] r4:e0539dc0 [ 1340.023441][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.023534][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1340.023584][ T32] r4:00000000 [ 1340.023626][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.023718][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1340.023764][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.023849][ T32] r5:00001000 r4:e033d000 [ 1340.023951][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.024049][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.024163][ T32] r5:84b4d38c r4:84b4d000 [ 1340.024227][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.024359][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1340.024410][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.024507][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.024552][ T32] r4:84bc7b80 [ 1340.024594][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.024696][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1340.024761][ T32] r4:00000001 [ 1340.024818][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.024897][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1340.024953][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.025033][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.025098][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.025157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.025220][ T32] r4:84bcf980 [ 1340.025269][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.025351][ T32] INFO: task kworker/0:664:4991 blocked for more than 466 seconds. [ 1340.025417][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.025490][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.025542][ T32] task:kworker/0:664 state:D stack:0 pid:4991 tgid:4991 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.025655][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.025746][ T32] Call trace: [ 1340.025855][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.025960][ T32] r10:8291a684 r9:eb50dd84 r8:00000002 r7:60000113 r6:eb50dd8c r5:85621800 [ 1340.026024][ T32] r4:85621800 [ 1340.026100][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.026191][ T32] r5:85621800 r4:8291a680 [ 1340.026232][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.026327][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.026416][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb50de08 [ 1340.026465][ T32] r4:00000000 [ 1340.026527][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.026609][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.026688][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.026779][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f7e40 [ 1340.026833][ T32] r4:00000000 [ 1340.026902][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.027013][ T32] r9:83018005 r8:85621800 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1340.027065][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.027152][ T32] r5:00001000 r4:eaa9b000 [ 1340.027198][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.027276][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.027370][ T32] r5:855af38c r4:855af000 [ 1340.027433][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.027533][ T32] r7:dddced80 r6:83018000 r5:855af38c r4:855ec880 [ 1340.027580][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.027686][ T32] r10:61c88647 r9:85621800 r8:855ec8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.027735][ T32] r4:855ec880 [ 1340.027792][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.027887][ T32] r10:00000000 r9:855ec880 r8:80287e08 r7:eb501e60 r6:855fd600 r5:85621800 [ 1340.027946][ T32] r4:00000001 [ 1340.027992][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.028066][ T32] Exception stack(0xeb50dfb0 to 0xeb50dff8) ** 3 printk messages dropped ** [ 1340.028312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1340.029218][ T32] Call trace: ** 2 printk messages dropped ** [ 1340.029462][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1340.029636][ T32] 9d20: 852e2000 edb95000 00000001 80239b98 7f53b000 00000001 ** 6 printk messages dropped ** [ 1340.030164][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 ** 9 printk messages dropped ** [ 1340.056199][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1340.056711][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1340.057023][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1340.057550][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1340.058006][ T32] r10:8291a684 r9:eb515d84 r8:00000002 r7:60000013 r6:eb515d8c r5:85623000 [ 1340.058054][ T32] r4:85623000 [ 1340.058098][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.058183][ T32] r5:85623000 r4:8291a680 [ 1340.058226][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.058424][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.058538][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb515e08 [ 1340.058595][ T32] r4:00000000 [ 1340.058652][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.058742][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.058819][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.058933][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8560f040 [ 1340.058998][ T32] r4:00000000 [ 1340.059091][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.059189][ T32] r9:83018005 r8:85623000 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1340.059249][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.059351][ T32] r5:00001000 r4:eaedf000 [ 1340.059390][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.059487][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.059579][ T32] r5:855afb8c r4:855af800 [ 1340.059622][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.059731][ T32] r7:dddced80 r6:83018000 r5:855afb8c r4:855ec980 [ 1340.059793][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.059891][ T32] r10:61c88647 r9:85623000 r8:855ec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.059940][ T32] r4:855ec980 [ 1340.059981][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.060074][ T32] r10:00000000 r9:855ec980 r8:80287e08 r7:eb501e60 r6:855fd680 r5:85623000 [ 1340.060120][ T32] r4:00000001 [ 1340.060161][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.060241][ T32] Exception stack(0xeb515fb0 to 0xeb515ff8) [ 1340.060298][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.060382][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.085647][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.085841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.085902][ T32] r4:855ebb00 [ 1340.086639][ T32] INFO: task kworker/0:665:4993 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1340.086740][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.086895][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.087011][ T32] Call trace: [ 1340.087079][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.087194][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1340.087245][ T32] r4:00000000 [ 1340.087289][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.087380][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1340.087439][ T32] 9d20: 8587c000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1340.087500][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1340.087718][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1340.087790][ T32] r5:80070013 r4:80239bb0 [ 1340.087851][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.087960][ T32] r4:82ac21e4 [ 1340.088017][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.088108][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1340.088183][ T32] r4:e0539dc0 [ 1340.088236][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.088349][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 4 printk messages dropped ** [ 1340.088689][ T32] r5:00001000 r4:e033d000 ** 6 printk messages dropped ** [ 1340.089218][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1340.089655][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1340.090083][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1340.101432][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1340.102006][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.102450][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.102552][ T32] r5:855b578c r4:855b5400 ** 3 printk messages dropped ** [ 1340.102839][ T32] r10:61c88647 r9:85623c00 r8:855eca2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1340.103509][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1340.104716][ T32] Call trace: ** 5 printk messages dropped ** [ 1340.105111][ T32] 9d20: 8587c000 edb95000 00000001 80239b98 7f53b000 00000001 ** 2 printk messages dropped ** [ 1340.105273][ T32] r5:80070013 r4:80239bb0 [ 1340.105328][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.105411][ T32] r4:82ac21e4 [ 1340.105456][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.105547][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1340.105628][ T32] r4:e0539dc0 [ 1340.105677][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.105769][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1340.105820][ T32] r4:00000000 [ 1340.105863][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.105955][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1340.106002][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.106091][ T32] r5:00001000 r4:e033d000 [ 1340.106137][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.106241][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.106392][ T32] r5:84b4d38c r4:84b4d000 [ 1340.106446][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.106560][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1340.106614][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.106717][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.106769][ T32] r4:84bc7b80 [ 1340.106829][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.106937][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1340.106987][ T32] r4:00000001 [ 1340.107029][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.107107][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1340.107184][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.107257][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.107343][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.107413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.107466][ T32] r4:84bcf980 [ 1340.107511][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.107589][ T32] INFO: task kworker/0:667:4997 blocked for more than 466 seconds. [ 1340.107683][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.107753][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.107802][ T32] task:kworker/0:667 state:D stack:0 pid:4997 tgid:4997 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.107930][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.108093][ T32] Call trace: [ 1340.108179][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.108279][ T32] r10:8291a684 r9:eb525d84 r8:00000002 r7:60000113 r6:eb525d8c r5:85626000 [ 1340.108355][ T32] r4:85626000 [ 1340.108405][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.108495][ T32] r5:85626000 r4:8291a680 [ 1340.108537][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.108618][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.108705][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb525e08 [ 1340.108751][ T32] r4:00000000 [ 1340.108790][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.108861][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.108928][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.109005][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8560f180 [ 1340.109051][ T32] r4:00000000 [ 1340.109092][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.109183][ T32] r9:83018005 r8:85626000 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1340.109250][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.109353][ T32] r5:00001000 r4:eafc1000 [ 1340.109416][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.109504][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.109591][ T32] r5:855aff8c r4:855afc00 [ 1340.109635][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.109732][ T32] r7:dddced80 r6:83018000 r5:855aff8c r4:855ec800 [ 1340.109776][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.109868][ T32] r10:61c88647 r9:85626000 r8:855ec82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.109915][ T32] r4:855ec800 [ 1340.109958][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.110066][ T32] r10:00000000 r9:855ec800 r8:80287e08 r7:eb51de60 r6:855fd780 r5:85626000 [ 1340.110120][ T32] r4:00000001 [ 1340.110165][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1340.132776][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1340.134108][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 5 printk messages dropped ** [ 1340.134494][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1340.135023][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 7 printk messages dropped ** [ 1340.135559][ T32] r5:84b4d38c r4:84b4d000 ** 4 printk messages dropped ** [ 1340.135885][ T32] r4:84bc7b80 ** 3 printk messages dropped ** [ 1340.136136][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1340.136765][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1340.137289][ T32] r4:85625400 ** 3 printk messages dropped ** [ 1340.137551][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1340.138033][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1340.138316][ T32] r5:00001000 r4:eaffb000 ** 1 printk messages dropped ** [ 1340.138441][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1340.138875][ T32] r4:855ecb00 ** 4 printk messages dropped ** [ 1340.139228][ T32] Exception stack(0xeb531fb0 to 0xeb531ff8) ** 4 printk messages dropped ** [ 1340.139513][ T32] r4:8560f080 ** 3 printk messages dropped ** [ 1340.140289][ T32] Call trace: ** 5 printk messages dropped ** [ 1340.171386][ T32] 9d20: 85ca0000 edb95000 00000001 80239b98 7f53b000 00000001 ** 7 printk messages dropped ** [ 1340.171646][ T32] r4:e0539dc0 ** 5 printk messages dropped ** [ 1340.171935][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1340.172354][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1340.172920][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1340.173361][ T32] task:kworker/0:669 state:D stack:0 pid:5001 tgid:5001 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1340.173937][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb535e08 ** 9 printk messages dropped ** [ 1340.174284][ T32] r5:00001000 r4:eb02d000 ** 1 printk messages dropped ** [ 1340.174349][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1340.174604][ T32] r10:61c88647 r9:85624800 r8:855ecaac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1340.174946][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.174975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.175060][ T32] r4:8560f200 [ 1340.175589][ T32] INFO: task kworker/0:669:5001 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1340.175673][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.175833][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.175941][ T32] Call trace: [ 1340.176004][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.176109][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1340.176161][ T32] r4:00000000 [ 1340.176204][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.176286][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1340.176408][ T32] 9d20: 85ca0000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1340.176477][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1340.176550][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1340.176609][ T32] r5:80070013 r4:80239bb0 [ 1340.176657][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.176754][ T32] r4:82ac21e4 [ 1340.176860][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.176962][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1340.177021][ T32] r4:e0539dc0 [ 1340.177082][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.177178][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1340.177241][ T32] r4:00000000 [ 1340.177373][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.177476][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1340.177522][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.177611][ T32] r5:00001000 r4:e033d000 [ 1340.177659][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.177739][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.177823][ T32] r5:84b4d38c r4:84b4d000 [ 1340.177867][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.177958][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1340.178018][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.178117][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.178191][ T32] r4:84bc7b80 [ 1340.178247][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.178376][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1340.178439][ T32] r4:00000001 [ 1340.178479][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.178564][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1340.178630][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.178689][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.178743][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.178801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.178850][ T32] r4:84bcf980 [ 1340.178890][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.178939][ T32] INFO: task kworker/0:670:5003 blocked for more than 466 seconds. [ 1340.178996][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.179049][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.179093][ T32] task:kworker/0:670 state:D stack:0 pid:5003 tgid:5003 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.179184][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.179265][ T32] Call trace: [ 1340.179363][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.179460][ T32] r10:8291a684 r9:eb53dd84 r8:00000002 r7:60000113 r6:eb53dd8c r5:85626c00 [ 1340.179507][ T32] r4:85626c00 [ 1340.179549][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.179635][ T32] r5:85626c00 r4:8291a680 [ 1340.179698][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.179785][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.179871][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb53de08 [ 1340.179919][ T32] r4:00000000 [ 1340.179960][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.180030][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.180100][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.180181][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8560f4c0 [ 1340.180245][ T32] r4:00000000 [ 1340.180294][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.180489][ T32] r9:83018005 r8:85626c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1340.201238][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.201414][ T32] r5:00001000 r4:eb05b000 [ 1340.201465][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.201548][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.201638][ T32] r5:855b4b8c r4:855b4800 [ 1340.201681][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.201777][ T32] r7:dddced80 r6:83018000 r5:855b4b8c r4:855ecc00 [ 1340.201821][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.201916][ T32] r10:61c88647 r9:85626c00 r8:855ecc2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.201994][ T32] r4:855ecc00 [ 1340.202046][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.202160][ T32] r10:00000000 r9:855ecc00 r8:80287e08 r7:eb51de60 r6:855fd900 r5:85626c00 ** 4 printk messages dropped ** [ 1340.202508][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1340.203337][ T32] Call trace: ** 4 printk messages dropped ** [ 1340.203544][ T32] Exception stack(0xe0539d28 to 0xe0539d70) ** 5 printk messages dropped ** [ 1340.203809][ T32] r4:82ac21e4 ** 6 printk messages dropped ** [ 1340.204125][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1340.204364][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.204421][ T32] r5:84b4d38c r4:84b4d000 [ 1340.204442][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.204488][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1340.204510][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.204556][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.204677][ T32] r4:84bc7b80 [ 1340.204701][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.204748][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1340.204772][ T32] r4:00000001 [ 1340.204815][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.204854][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1340.204883][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.204911][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.204958][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.204990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.205013][ T32] r4:84bcf980 [ 1340.205057][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.205090][ T32] INFO: task kworker/0:671:5005 blocked for more than 466 seconds. [ 1340.205187][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.205219][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.205270][ T32] task:kworker/0:671 state:D stack:0 pid:5005 tgid:5005 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.205381][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.205488][ T32] Call trace: [ 1340.205578][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.205683][ T32] r10:8291a684 r9:eb545d84 r8:00000002 r7:60000013 r6:eb545d8c r5:85628c00 [ 1340.205755][ T32] r4:85628c00 [ 1340.205821][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.205929][ T32] r5:85628c00 r4:8291a680 [ 1340.205978][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.206060][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.206144][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb545e08 [ 1340.206209][ T32] r4:00000000 [ 1340.206257][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.206347][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.206423][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.206513][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8560f680 [ 1340.206573][ T32] r4:00000000 [ 1340.206692][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.206797][ T32] r9:83018005 r8:85628c00 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1340.206865][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.206961][ T32] r5:00001000 r4:eb0ad000 [ 1340.207005][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.207082][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.207170][ T32] r5:855b4f8c r4:855b4c00 [ 1340.207214][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.207387][ T32] r7:dddced80 r6:83018000 r5:855b4f8c r4:855ecb80 [ 1340.207439][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.207534][ T32] r10:61c88647 r9:85628c00 r8:855ecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.207585][ T32] r4:855ecb80 [ 1340.207633][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.207728][ T32] r10:00000000 r9:855ecb80 r8:80287e08 r7:eb51de60 r6:855fd980 r5:85628c00 [ 1340.207793][ T32] r4:00000001 [ 1340.207842][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.207918][ T32] Exception stack(0xeb545fb0 to 0xeb545ff8) [ 1340.208017][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.208088][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.208146][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.208225][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.208282][ T32] r4:8560f400 [ 1340.208779][ T32] INFO: task kworker/0:671:5005 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1340.208829][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.208890][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.208936][ T32] Call trace: [ 1340.208968][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.209024][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1340.209050][ T32] r4:00000000 [ 1340.209070][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.209111][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1340.209139][ T32] 9d20: 85e8a000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1340.209169][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1340.209213][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1340.209241][ T32] r5:80070013 r4:80239bb0 [ 1340.209262][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.209350][ T32] r4:82ac21e4 [ 1340.209375][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.209419][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1340.209442][ T32] r4:e0539dc0 [ 1340.209478][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.209523][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1340.209547][ T32] r4:00000000 [ 1340.209567][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.209615][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1340.209648][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.209695][ T32] r5:00001000 r4:e033d000 [ 1340.209715][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.209755][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.209797][ T32] r5:84b4d38c r4:84b4d000 [ 1340.209818][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.209888][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1340.209913][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.209978][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.210004][ T32] r4:84bc7b80 [ 1340.210023][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.210069][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1340.210092][ T32] r4:00000001 [ 1340.210115][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.210178][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1340.210209][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.210237][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.210289][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.210332][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.210380][ T32] r4:84bcf980 [ 1340.210403][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.229541][ T32] INFO: task kworker/0:672:5006 blocked for more than 466 seconds. [ 1340.229651][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.229685][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.229710][ T32] task:kworker/0:672 state:D stack:0 pid:5006 tgid:5006 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1340.230093][ T32] r4:85629800 ** 2 printk messages dropped ** [ 1340.230211][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1340.230398][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1340.243283][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1340.243474][ T32] r5:00001000 r4:eb0e9000 ** 1 printk messages dropped ** [ 1340.243535][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.243578][ T32] r5:855b538c r4:855b5000 [ 1340.243597][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1340.243666][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1340.243826][ T32] r10:00000000 r9:855ecc80 r8:80287e08 r7:eb51de60 r6:855fda00 r5:85629800 ** 4 printk messages dropped ** [ 1340.244016][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1340.244595][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.244666][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.244716][ T32] Call trace: [ 1340.244748][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.244804][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1340.244827][ T32] r4:00000000 [ 1340.244847][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.244887][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1340.244915][ T32] 9d20: 864b6000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1340.244944][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1340.244970][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1340.244994][ T32] r5:80070013 r4:80239bb0 [ 1340.245014][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.245055][ T32] r4:82ac21e4 [ 1340.245075][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.245117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1340.245140][ T32] r4:e0539dc0 [ 1340.245159][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.245224][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1340.245251][ T32] r4:00000000 [ 1340.245273][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.245352][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1340.245377][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.245421][ T32] r5:00001000 r4:e033d000 [ 1340.245451][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.245541][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.245658][ T32] r5:84b4d38c r4:84b4d000 [ 1340.245711][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.245808][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1340.245861][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.245957][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.246025][ T32] r4:84bc7b80 [ 1340.246091][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.246198][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1340.246275][ T32] r4:00000001 [ 1340.246335][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.246414][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1340.246486][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.246551][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.246625][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.246691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.246746][ T32] r4:84bcf980 [ 1340.246811][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.246905][ T32] INFO: task kworker/0:673:5010 blocked for more than 466 seconds. [ 1340.246995][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.247072][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.247122][ T32] task:kworker/0:673 state:D stack:0 pid:5010 tgid:5010 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.247214][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.247316][ T32] Call trace: [ 1340.247412][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.247511][ T32] r10:8291a684 r9:eb54dd84 r8:00000002 r7:60000013 r6:eb54dd8c r5:8562a400 [ 1340.247586][ T32] r4:8562a400 [ 1340.247641][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.247730][ T32] r5:8562a400 r4:8291a680 [ 1340.247803][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.247896][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.247985][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb54de08 [ 1340.248029][ T32] r4:00000000 [ 1340.248091][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.248170][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.248242][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.248350][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8560fb00 [ 1340.248421][ T32] r4:00000000 [ 1340.248473][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.248567][ T32] r9:83018005 r8:8562a400 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1340.248611][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.248697][ T32] r5:00001000 r4:eb13f000 [ 1340.248755][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.248851][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.248956][ T32] r5:855b5b8c r4:855b5800 [ 1340.249013][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.249066][ T32] r7:dddced80 r6:83018000 r5:855b5b8c r4:855ecd00 [ 1340.249087][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.249133][ T32] r10:61c88647 r9:8562a400 r8:855ecd2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.249156][ T32] r4:855ecd00 [ 1340.249176][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.249244][ T32] r10:00000000 r9:855ecd00 r8:80287e08 r7:eb51de60 r6:855fda80 r5:8562a400 [ 1340.249270][ T32] r4:00000001 [ 1340.249313][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.249355][ T32] Exception stack(0xeb54dfb0 to 0xeb54dff8) [ 1340.249382][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.249411][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.249439][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.249467][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.249489][ T32] r4:8560fa80 [ 1340.249807][ T32] INFO: task kworker/0:673:5010 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1340.249846][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.249907][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.249953][ T32] Call trace: [ 1340.250010][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.250067][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1340.250125][ T32] r4:00000000 [ 1340.250170][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.250255][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1340.250322][ T32] 9d20: 864b6000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1340.250386][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1340.273493][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1340.273606][ T32] r5:80070013 r4:80239bb0 [ 1340.273636][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.273758][ T32] r4:82ac21e4 [ 1340.273786][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.273834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1340.273858][ T32] r4:e0539dc0 [ 1340.273877][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.273920][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1340.273965][ T32] r4:00000000 [ 1340.273988][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.274037][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1340.274060][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.274108][ T32] r5:00001000 r4:e033d000 [ 1340.274154][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.274221][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.274268][ T32] r5:84b4d38c r4:84b4d000 [ 1340.274325][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.274443][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1340.274490][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.274590][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.274644][ T32] r4:84bc7b80 [ 1340.274688][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.274786][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1340.274838][ T32] r4:00000001 [ 1340.274895][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.274980][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1340.275041][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.275103][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.275168][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.275249][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.275308][ T32] r4:84bcf980 [ 1340.275368][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.275432][ T32] INFO: task kworker/0:674:5012 blocked for more than 466 seconds. [ 1340.275502][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.275561][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.275615][ T32] task:kworker/0:674 state:D stack:0 pid:5012 tgid:5012 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.275730][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.275828][ T32] Call trace: [ 1340.275901][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.276011][ T32] r10:8291a684 r9:eb551d84 r8:00000002 r7:60000013 r6:eb551d8c r5:8562b000 [ 1340.276064][ T32] r4:8562b000 [ 1340.276109][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.276197][ T32] r5:8562b000 r4:8291a680 [ 1340.276241][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.276372][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.276492][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb551e08 [ 1340.276559][ T32] r4:00000000 [ 1340.276604][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.276696][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.276778][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.276872][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8560fbc0 [ 1340.276915][ T32] r4:00000000 [ 1340.276936][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.276982][ T32] r9:83018005 r8:8562b000 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1340.277004][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.277045][ T32] r5:00001000 r4:eb1ef000 [ 1340.277066][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.277104][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.277193][ T32] r5:855b5f8c r4:855b5c00 [ 1340.277234][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.277283][ T32] r7:dddced80 r6:83018000 r5:855b5f8c r4:855ecd80 [ 1340.277303][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.277401][ T32] r10:61c88647 r9:8562b000 r8:855ecdac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.277475][ T32] r4:855ecd80 [ 1340.277498][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.277548][ T32] r10:00000000 r9:855ecd80 r8:80287e08 r7:eb54de60 r6:855fdb00 r5:8562b000 [ 1340.277574][ T32] r4:00000001 [ 1340.277593][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.277629][ T32] Exception stack(0xeb551fb0 to 0xeb551ff8) [ 1340.277656][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.277707][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.277750][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1340.278325][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 5 printk messages dropped ** [ 1340.278647][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1340.278900][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff ** 4 printk messages dropped ** [ 1340.279151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 ** 3 printk messages dropped ** [ 1340.279265][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1340.279404][ T32] r5:00001000 r4:e033d000 [ 1340.279457][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.279512][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.279559][ T32] r5:84b4d38c r4:84b4d000 [ 1340.279585][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.279658][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1340.279684][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.279733][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.279757][ T32] r4:84bc7b80 [ 1340.279800][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.279851][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1340.279874][ T32] r4:00000001 [ 1340.279894][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.279931][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1340.279958][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.279987][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.280015][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.280043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.280069][ T32] r4:84bcf980 [ 1340.280136][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.280188][ T32] INFO: task kworker/0:675:5013 blocked for more than 466 seconds. [ 1340.280220][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.280246][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.280286][ T32] task:kworker/0:675 state:D stack:0 pid:5013 tgid:5013 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.280378][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.280517][ T32] Call trace: [ 1340.291169][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.291243][ T32] r10:8291a684 r9:eb555d84 r8:00000002 r7:60000013 r6:eb555d8c r5:8562bc00 [ 1340.291270][ T32] r4:8562bc00 [ 1340.291292][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.291345][ T32] r5:8562bc00 r4:8291a680 [ 1340.291366][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.291408][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.291450][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb555e08 [ 1340.291473][ T32] r4:00000000 [ 1340.291519][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.291560][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.291607][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.291653][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8560fe40 [ 1340.291677][ T32] r4:00000000 [ 1340.291770][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.291823][ T32] r9:83018005 r8:8562bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1340.291846][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.291892][ T32] r5:00001000 r4:eb23d000 [ 1340.291913][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.291959][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.292019][ T32] r5:855b678c r4:855b6400 [ 1340.292044][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.292094][ T32] r7:dddced80 r6:83018000 r5:855b678c r4:855ece80 [ 1340.292116][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.292176][ T32] r10:61c88647 r9:8562bc00 r8:855eceac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.292203][ T32] r4:855ece80 [ 1340.292223][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.292272][ T32] r10:00000000 r9:855ece80 r8:80287e08 r7:eb551e60 r6:855fdb80 r5:8562bc00 [ 1340.292344][ T32] r4:00000001 [ 1340.292414][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.292462][ T32] Exception stack(0xeb555fb0 to 0xeb555ff8) [ 1340.292494][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.292523][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.292577][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.292654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.292704][ T32] r4:8560fcc0 [ 1340.293106][ T32] INFO: task kworker/0:675:5013 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1340.293146][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.293256][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.293324][ T32] Call trace: [ 1340.293365][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.293424][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1340.293449][ T32] r4:00000000 [ 1340.293469][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.293512][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1340.293540][ T32] 9d20: 86836000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1340.293574][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1340.293606][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1340.293633][ T32] r5:80070013 r4:80239bb0 [ 1340.293654][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.293697][ T32] r4:82ac21e4 [ 1340.293718][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.293777][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1340.293804][ T32] r4:e0539dc0 [ 1340.293824][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.293891][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1340.293918][ T32] r4:00000000 [ 1340.293938][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.293985][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1340.294011][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.294058][ T32] r5:00001000 r4:e033d000 [ 1340.294078][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1340.294161][ T32] r5:84b4d38c r4:84b4d000 ** 1 printk messages dropped ** [ 1340.294251][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 ** 2 printk messages dropped ** [ 1340.294388][ T32] r4:84bc7b80 [ 1340.294406][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.294476][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1340.294526][ T32] r4:00000001 [ 1340.294548][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.294612][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1340.294642][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.294671][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.294697][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.294727][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.294751][ T32] r4:84bcf980 [ 1340.294772][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.294822][ T32] INFO: task kworker/0:676:5016 blocked for more than 466 seconds. [ 1340.294860][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.294920][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.294947][ T32] task:kworker/0:676 state:D stack:0 pid:5016 tgid:5016 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.294997][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.295052][ T32] Call trace: [ 1340.295086][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.295159][ T32] r10:8291a684 r9:eb559d84 r8:00000002 r7:60000013 r6:eb559d8c r5:8562c800 [ 1340.295209][ T32] r4:8562c800 [ 1340.295257][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.295315][ T32] r5:8562c800 r4:8291a680 [ 1340.295346][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.295446][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.295511][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb559e08 [ 1340.295535][ T32] r4:00000000 [ 1340.295554][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.295593][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.295629][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.295685][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8560fd00 [ 1340.295769][ T32] r4:00000000 [ 1340.295797][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.295869][ T32] r9:83018005 r8:8562c800 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1340.295920][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.295979][ T32] r5:00001000 r4:eb22b000 [ 1340.296000][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.296040][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.296081][ T32] r5:855b638c r4:855b6000 [ 1340.296100][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.296146][ T32] r7:dddced80 r6:83018000 r5:855b638c r4:855ecf00 [ 1340.296167][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.296214][ T32] r10:61c88647 r9:8562c800 r8:855ecf2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1340.296322][ T32] r10:00000000 r9:855ecf00 r8:80287e08 r7:eb555e60 r6:855fdc00 r5:8562c800 ** 7 printk messages dropped ** [ 1340.296619][ T32] r4:8560fc40 ** 3 printk messages dropped ** [ 1340.297035][ T32] Call trace: ** 5 printk messages dropped ** [ 1340.297230][ T32] 9d20: 86836000 edb95000 00000001 80239b98 7f53b000 00000001 ** 6 printk messages dropped ** [ 1340.297664][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 ** 9 printk messages dropped ** [ 1340.297960][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1340.298197][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1340.298570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1340.298766][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.299140][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1340.299218][ T32] r4:00000000 [ 1340.299247][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.299282][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.299324][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.299390][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f77c0 [ 1340.299417][ T32] r4:00000000 [ 1340.299439][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.299484][ T32] r9:83018005 r8:8562d400 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1340.299505][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.299546][ T32] r5:00001000 r4:eb255000 [ 1340.299570][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.299609][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.299674][ T32] r5:855b6b8c r4:855b6800 [ 1340.299725][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.299776][ T32] r7:dddced80 r6:83018000 r5:855b6b8c r4:85591f80 [ 1340.299798][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.299845][ T32] r10:61c88647 r9:8562d400 r8:85591fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.299867][ T32] r4:85591f80 [ 1340.299886][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.299932][ T32] r10:00000000 r9:85591f80 r8:80287e08 r7:eb555e60 r6:855fdc80 r5:8562d400 [ 1340.299954][ T32] r4:00000001 [ 1340.299996][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.300035][ T32] Exception stack(0xeb55dfb0 to 0xeb55dff8) [ 1340.300061][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.300089][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.300115][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.300144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.300168][ T32] r4:8560fd80 [ 1340.300415][ T32] INFO: task kworker/0:677:5018 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1340.300502][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.326956][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.327031][ T32] Call trace: [ 1340.327067][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.327152][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1340.327229][ T32] r4:00000000 [ 1340.327254][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.327298][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1340.327357][ T32] 9d20: 86bcc000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1340.327392][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1340.327418][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1340.327467][ T32] r5:80070013 r4:80239bb0 [ 1340.327491][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.327560][ T32] r4:82ac21e4 [ 1340.327586][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.327632][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1340.327669][ T32] r4:e0539dc0 [ 1340.327743][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.327818][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1340.327846][ T32] r4:00000000 [ 1340.327868][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.327916][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1340.327938][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.327980][ T32] r5:00001000 r4:e033d000 [ 1340.328001][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.328101][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.328175][ T32] r5:84b4d38c r4:84b4d000 [ 1340.328199][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.328247][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1340.328269][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.328322][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.328379][ T32] r4:84bc7b80 [ 1340.328425][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.328479][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1340.328501][ T32] r4:00000001 [ 1340.328521][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.328560][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1340.328589][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.328616][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.328643][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.328695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.328721][ T32] r4:84bcf980 [ 1340.328744][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.328773][ T32] INFO: task kworker/0:678:5020 blocked for more than 466 seconds. [ 1340.328807][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.328856][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.328883][ T32] task:kworker/0:678 state:D stack:0 pid:5020 tgid:5020 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.328945][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.329015][ T32] Call trace: [ 1340.329048][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.329098][ T32] r10:8291a684 r9:eb561d84 r8:00000002 r7:60000013 r6:eb561d8c r5:8562e000 [ 1340.329121][ T32] r4:8562e000 [ 1340.329142][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.329191][ T32] r5:8562e000 r4:8291a680 [ 1340.329235][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.329349][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.329403][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb561e08 [ 1340.329427][ T32] r4:00000000 [ 1340.329448][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.329484][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.329518][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.329559][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856513c0 [ 1340.329582][ T32] r4:00000000 [ 1340.329600][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.329645][ T32] r9:83018005 r8:8562e000 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1340.329667][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.329710][ T32] r5:00001000 r4:eb38d000 [ 1340.329731][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.329795][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.329850][ T32] r5:855b778c r4:855b7400 [ 1340.329870][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.329914][ T32] r7:dddced80 r6:83018000 r5:855b778c r4:85583f80 [ 1340.329934][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.330003][ T32] r10:61c88647 r9:8562e000 r8:85583fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.330040][ T32] r4:85583f80 [ 1340.330062][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.330120][ T32] r10:00000000 r9:85583f80 r8:80287e08 r7:eb55de60 r6:855fdd00 r5:8562e000 [ 1340.330170][ T32] r4:00000001 [ 1340.330192][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.330230][ T32] Exception stack(0xeb561fb0 to 0xeb561ff8) [ 1340.330282][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.330320][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1340.344092][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.344435][ T32] Exception stack(0xe0539d28 to 0xe0539d70) ** 5 printk messages dropped ** [ 1340.344668][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1340.344830][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1340.344856][ T32] r4:00000000 [ 1340.344876][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.344923][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1340.344953][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.344999][ T32] r5:00001000 r4:e033d000 [ 1340.345020][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.345068][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.345151][ T32] r5:84b4d38c r4:84b4d000 [ 1340.345178][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.345238][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1340.345262][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.345331][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.345357][ T32] r4:84bc7b80 [ 1340.345391][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.345487][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1340.345515][ T32] r4:00000001 [ 1340.345549][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.345589][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1340.345625][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.345658][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.345693][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.345726][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.345749][ T32] r4:84bcf980 [ 1340.345783][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.345852][ T32] INFO: task kworker/0:679:5022 blocked for more than 466 seconds. [ 1340.345900][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.345928][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.345949][ T32] task:kworker/0:679 state:D stack:0 pid:5022 tgid:5022 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.345995][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.346036][ T32] Call trace: [ 1340.346065][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.346153][ T32] r10:8291a684 r9:eb565d84 r8:00000002 r7:60000013 r6:eb565d8c r5:8562ec00 [ 1340.346181][ T32] r4:8562ec00 [ 1340.346202][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.346245][ T32] r5:8562ec00 r4:8291a680 [ 1340.346291][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.346353][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.346400][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb565e08 [ 1340.346422][ T32] r4:00000000 [ 1340.346441][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.346475][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.346509][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.346548][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85651040 [ 1340.346611][ T32] r4:00000000 [ 1340.346636][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.346683][ T32] r9:83018005 r8:8562ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1340.346704][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.346748][ T32] r5:00001000 r4:eb26b000 [ 1340.346797][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.346851][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.346931][ T32] r5:855b6f8c r4:855b6c00 [ 1340.346965][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.347044][ T32] r7:dddced80 r6:83018000 r5:855b6f8c r4:85655000 [ 1340.347066][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.347113][ T32] r10:61c88647 r9:8562ec00 r8:8565502c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.347135][ T32] r4:85655000 [ 1340.347155][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.347219][ T32] r10:00000000 r9:85655000 r8:80287e08 r7:eb561e60 r6:855fdd80 r5:8562ec00 [ 1340.347250][ T32] r4:00000001 [ 1340.347269][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.347330][ T32] Exception stack(0xeb565fb0 to 0xeb565ff8) [ 1340.347365][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.347405][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.347434][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.347462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.347484][ T32] r4:85651100 [ 1340.347760][ T32] INFO: task kworker/0:679:5022 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1340.347817][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.347897][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.347944][ T32] Call trace: [ 1340.348003][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.348057][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1340.348081][ T32] r4:00000000 [ 1340.348119][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.348163][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1340.348191][ T32] 9d20: 87116000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1340.348219][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1340.348263][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1340.348311][ T32] r5:80070013 r4:80239bb0 [ 1340.348374][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.348420][ T32] r4:82ac21e4 [ 1340.348454][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.348499][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1340.348523][ T32] r4:e0539dc0 [ 1340.348556][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.348634][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1340.348681][ T32] r4:00000000 [ 1340.348704][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.348751][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1340.348792][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.348840][ T32] r5:00001000 r4:e033d000 [ 1340.348861][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.348913][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.348958][ T32] r5:84b4d38c r4:84b4d000 [ 1340.348978][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.349027][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1340.349050][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.349111][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.349137][ T32] r4:84bc7b80 [ 1340.349169][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.349236][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1340.349275][ T32] r4:00000001 [ 1340.349336][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1340.349589][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1340.349791][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1340.349893][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.349934][ T32] Call trace: [ 1340.349963][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.350011][ T32] r10:8291a684 r9:eb569d84 r8:00000002 r7:60000013 r6:eb569d8c r5:85628000 [ 1340.350068][ T32] r4:85628000 [ 1340.350096][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.350160][ T32] r5:85628000 r4:8291a680 [ 1340.350204][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.350251][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.350293][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb569e08 [ 1340.350324][ T32] r4:00000000 [ 1340.350345][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.350379][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.350413][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.350536][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85651200 [ 1340.373845][ T32] r4:00000000 [ 1340.373895][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.373973][ T32] r9:83018005 r8:85628000 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1340.373998][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.374047][ T32] r5:00001000 r4:eb27b000 [ 1340.374068][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.374108][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.374166][ T32] r5:855b738c r4:855b7000 [ 1340.374191][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.374241][ T32] r7:dddced80 r6:83018000 r5:855b738c r4:85655080 [ 1340.374262][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.374318][ T32] r10:61c88647 r9:85628000 r8:856550ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.374341][ T32] r4:85655080 [ 1340.374360][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.374437][ T32] r10:00000000 r9:85655080 r8:80287e08 r7:eb561e60 r6:855fde00 r5:85628000 [ 1340.374464][ T32] r4:00000001 [ 1340.374487][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.374560][ T32] Exception stack(0xeb569fb0 to 0xeb569ff8) [ 1340.374617][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.374649][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.374680][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.374747][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.374772][ T32] r4:85651080 [ 1340.375217][ T32] INFO: task kworker/0:680:5024 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1340.375261][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.375477][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.375635][ T32] Call trace: [ 1340.375704][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.375813][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1340.375907][ T32] r4:00000000 [ 1340.375994][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.376087][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1340.376149][ T32] 9d20: 87742000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1340.376210][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1340.376297][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1340.376379][ T32] r5:80070013 r4:80239bb0 [ 1340.376431][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.376522][ T32] r4:82ac21e4 [ 1340.376574][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.376662][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1340.376706][ T32] r4:e0539dc0 [ 1340.376777][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.376925][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1340.377027][ T32] r4:00000000 [ 1340.377081][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.377178][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1340.377223][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.377334][ T32] r5:00001000 r4:e033d000 [ 1340.377385][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.377485][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.377585][ T32] r5:84b4d38c r4:84b4d000 [ 1340.377653][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.377754][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1340.377829][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.377932][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.377981][ T32] r4:84bc7b80 [ 1340.378050][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.378151][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1340.378231][ T32] r4:00000001 [ 1340.378279][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.378402][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1340.378500][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.378582][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.378638][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.378696][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.378744][ T32] r4:84bcf980 [ 1340.378788][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.378866][ T32] INFO: task kworker/0:681:5025 blocked for more than 466 seconds. [ 1340.378932][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.378985][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1340.379481][ T32] r10:8291a684 r9:eb56dd84 r8:00000002 r7:60000013 r6:eb56dd8c r5:854e9800 ** 5 printk messages dropped ** [ 1340.379963][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb56de08 ** 6 printk messages dropped ** [ 1340.401471][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1340.402155][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1340.402445][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1340.402857][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1340.403234][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1340.404804][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1340.404983][ T32] Exception stack(0xe0539d28 to 0xe0539d70) ** 5 printk messages dropped ** [ 1340.405380][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1340.405608][ T32] r4:e0539dc0 ** 2 printk messages dropped ** [ 1340.405888][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1340.406169][ T32] r5:00001000 r4:e033d000 ** 2 printk messages dropped ** [ 1340.406371][ T32] r5:84b4d38c r4:84b4d000 ** 4 printk messages dropped ** [ 1340.406843][ T32] r4:84bc7b80 ** 3 printk messages dropped ** [ 1340.407069][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1340.407355][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.407455][ T32] r4:84bcf980 [ 1340.407510][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.407572][ T32] INFO: task kworker/1:265:5029 blocked for more than 466 seconds. [ 1340.407632][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.407729][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.407780][ T32] task:kworker/1:265 state:D stack:0 pid:5029 tgid:5029 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.407908][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.408024][ T32] Call trace: [ 1340.408119][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.408216][ T32] r10:8291a684 r9:eb4f5d84 r8:00000002 r7:60000113 r6:eb4f5d8c r5:85630000 [ 1340.408298][ T32] r4:85630000 [ 1340.408403][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.408489][ T32] r5:85630000 r4:8291a680 [ 1340.408528][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.408613][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.408790][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4f5e08 [ 1340.408972][ T32] r4:00000000 [ 1340.409073][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.409189][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.409302][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.409401][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85659280 [ 1340.409450][ T32] r4:00000000 [ 1340.409521][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.409615][ T32] r9:83018205 r8:85630000 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1340.409656][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.409742][ T32] r5:00001000 r4:eb431000 [ 1340.409818][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.409898][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.409975][ T32] r5:8542b38c r4:8542b000 [ 1340.410043][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.410178][ T32] r7:ddde2d80 r6:83018200 r5:8542b38c r4:8565a080 [ 1340.410265][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.410369][ T32] r10:61c88647 r9:85630000 r8:8565a0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.410416][ T32] r4:8565a080 [ 1340.433685][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.433921][ T32] r10:00000000 r9:8565a080 r8:80287e08 r7:dfa99e60 r6:8565a100 r5:85630000 [ 1340.433978][ T32] r4:00000001 [ 1340.434022][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.434099][ T32] Exception stack(0xeb4f5fb0 to 0xeb4f5ff8) [ 1340.434160][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.434215][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.434269][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.434329][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.434375][ T32] r4:85659100 [ 1340.435111][ T32] INFO: task kworker/1:265:5029 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1340.435216][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.435378][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.435539][ T32] Call trace: [ 1340.435720][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.435891][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1340.436010][ T32] r4:00000000 [ 1340.436063][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.436146][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1340.436203][ T32] 9d20: 87c6d000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1340.436286][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1340.436377][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1340.436430][ T32] r5:80070013 r4:80239bb0 [ 1340.436529][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.436626][ T32] r4:82ac21e4 [ 1340.436670][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.436755][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1340.436805][ T32] r4:e0539dc0 [ 1340.436845][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.437026][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1340.437088][ T32] r4:00000000 [ 1340.437194][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.437298][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1340.437347][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.437468][ T32] r5:00001000 r4:e033d000 [ 1340.437519][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.437630][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.437721][ T32] r5:84b4d38c r4:84b4d000 [ 1340.437806][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.437905][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1340.437949][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.438044][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.438094][ T32] r4:84bc7b80 [ 1340.438198][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.438300][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1340.438349][ T32] r4:00000001 [ 1340.438388][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.438475][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1340.438531][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.438605][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.438662][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.438719][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.438786][ T32] r4:84bcf980 [ 1340.438836][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.439003][ T32] INFO: task kworker/1:266:5030 blocked for more than 466 seconds. [ 1340.439123][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.439182][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.439225][ T32] task:kworker/1:266 state:D stack:0 pid:5030 tgid:5030 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.439323][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.439431][ T32] Call trace: [ 1340.439524][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.439624][ T32] r10:8291a684 r9:eb571d84 r8:00000002 r7:60000113 r6:eb571d8c r5:85630c00 [ 1340.439701][ T32] r4:85630c00 [ 1340.439767][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.439856][ T32] r5:85630c00 r4:8291a680 [ 1340.439931][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.440013][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.440097][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb571e08 [ 1340.440142][ T32] r4:00000000 [ 1340.440273][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.440379][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.440492][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.459831][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85676640 [ 1340.459924][ T32] r4:00000000 [ 1340.459976][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.460119][ T32] r9:83018205 r8:85630c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [ 1340.460171][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.460266][ T32] r5:00001000 r4:eb69b000 [ 1340.460317][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.460508][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.465411][ T32] r5:8542bf8c r4:8542bc00 [ 1340.465476][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.465624][ T32] r7:ddde2d80 r6:83018200 r5:8542bf8c r4:8565a180 [ 1340.465678][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.465780][ T32] r10:61c88647 r9:85630c00 r8:8565a1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.465830][ T32] r4:8565a180 [ 1340.465909][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.466053][ T32] r10:00000000 r9:8565a180 r8:80287e08 r7:eb4f5e60 r6:8565a000 r5:85630c00 [ 1340.466250][ T32] r4:00000001 [ 1340.466317][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.466398][ T32] Exception stack(0xeb571fb0 to 0xeb571ff8) [ 1340.466495][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.466574][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.466664][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.466750][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.466810][ T32] r4:85659380 [ 1340.467558][ T32] INFO: task kworker/1:266:5030 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1340.467644][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.467769][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.467863][ T32] Call trace: [ 1340.467963][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.468075][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1340.468163][ T32] r4:00000000 [ 1340.468214][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.468370][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1340.468440][ T32] 9d20: 88108000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1340.468502][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1340.468562][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1340.468617][ T32] r5:80070013 r4:80239bb0 [ 1340.468664][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.468754][ T32] r4:82ac21e4 [ 1340.468798][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.468880][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1340.468959][ T32] r4:e0539dc0 [ 1340.469027][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.469163][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1340.469220][ T32] r4:00000000 [ 1340.469264][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.469359][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1340.469421][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.469523][ T32] r5:00001000 r4:e033d000 [ 1340.469577][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.469658][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.469763][ T32] r5:84b4d38c r4:84b4d000 [ 1340.469814][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.469905][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1340.469950][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.470042][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.470090][ T32] r4:84bc7b80 [ 1340.470132][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.470231][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1340.470303][ T32] r4:00000001 [ 1340.470358][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.470435][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1340.484203][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.484400][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.484452][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.484526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.484567][ T32] r4:84bcf980 [ 1340.484616][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.484663][ T32] INFO: task kworker/0:682:5033 blocked for more than 466 seconds. [ 1340.484722][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.484783][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.484868][ T32] task:kworker/0:682 state:D stack:0 pid:5033 tgid:5033 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.484943][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.485033][ T32] Call trace: [ 1340.485098][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.485170][ T32] r10:8291a684 r9:eb451d84 r8:00000002 r7:60000113 r6:eb451d8c r5:85631800 [ 1340.485195][ T32] r4:85631800 [ 1340.485242][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.485291][ T32] r5:85631800 r4:8291a680 [ 1340.485320][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.485361][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.485479][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb451e08 [ 1340.485545][ T32] r4:00000000 [ 1340.485580][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.485673][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.485759][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.485822][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856516c0 [ 1340.485875][ T32] r4:00000000 [ 1340.485902][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.485952][ T32] r9:83018005 r8:85631800 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1340.485979][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.486068][ T32] r5:00001000 r4:eb579000 [ 1340.486093][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.486134][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.486274][ T32] r5:855b7b8c r4:855b7800 [ 1340.486310][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.486361][ T32] r7:dddced80 r6:83018000 r5:855b7b8c r4:85655100 [ 1340.486383][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.486430][ T32] r10:61c88647 r9:85631800 r8:8565512c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.486454][ T32] r4:85655100 [ 1340.486474][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.486521][ T32] r10:00000000 r9:85655100 r8:80287e08 r7:eb56de60 r6:8565a200 r5:85631800 [ 1340.486551][ T32] r4:00000001 [ 1340.486601][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.486644][ T32] Exception stack(0xeb451fb0 to 0xeb451ff8) [ 1340.486704][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.486737][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.486848][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.486886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.486910][ T32] r4:85651540 [ 1340.487424][ T32] INFO: task kworker/0:682:5033 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1340.487477][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.487555][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.487642][ T32] Call trace: [ 1340.487677][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.487733][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1340.487805][ T32] r4:00000000 [ 1340.487828][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.487871][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1340.487899][ T32] 9d20: 8836e000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1340.487927][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1340.487952][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1340.487976][ T32] r5:80070013 r4:80239bb0 [ 1340.488002][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.488128][ T32] r4:82ac21e4 [ 1340.488157][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.488203][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1340.488226][ T32] r4:e0539dc0 [ 1340.488245][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.488427][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1340.488462][ T32] r4:00000000 [ 1340.488522][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.488592][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1340.488618][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.488662][ T32] r5:00001000 r4:e033d000 [ 1340.488757][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.488806][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.488853][ T32] r5:84b4d38c r4:84b4d000 [ 1340.488874][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.488921][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1340.488956][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1340.489077][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1340.489460][ T32] r4:84bcf980 ** 5 printk messages dropped ** [ 1340.489836][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1340.490181][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1340.514455][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1340.514676][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1340.514870][ T32] r10:61c88647 r9:85516c00 r8:8565532c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1340.515283][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1340.516402][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 3 printk messages dropped ** [ 1340.516639][ T32] 9d20: 88719000 edb95000 00000001 80239b98 7f53b000 00000001 ** 6 printk messages dropped ** [ 1340.516964][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 ** 6 printk messages dropped ** [ 1340.517318][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1340.517820][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1340.518033][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1340.518262][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1340.518462][ T32] task:kworker/1:267 state:D stack:0 pid:5037 tgid:5037 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1340.518915][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1340.519405][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1340.519535][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1340.519869][ T32] r10:61c88647 r9:85633c00 r8:8565a3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.519894][ T32] r4:8565a380 [ 1340.519936][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.519998][ T32] r10:00000000 r9:8565a380 r8:80287e08 r7:eb571e60 r6:8565a280 r5:85633c00 [ 1340.520022][ T32] r4:00000001 [ 1340.520043][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.520105][ T32] Exception stack(0xeb591fb0 to 0xeb591ff8) [ 1340.520162][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.520263][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.520363][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.520517][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.530415][ T32] r4:85659700 [ 1340.531614][ T32] INFO: task kworker/1:267:5037 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1340.531724][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.531870][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.532016][ T32] Call trace: [ 1340.532102][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.532220][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1340.532276][ T32] r4:00000000 [ 1340.532372][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.532468][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1340.532532][ T32] 9d20: 88719000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1340.532597][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1340.532650][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1340.532678][ T32] r5:80070013 r4:80239bb0 [ 1340.532700][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.532748][ T32] r4:82ac21e4 [ 1340.532769][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.532812][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1340.532837][ T32] r4:e0539dc0 [ 1340.532856][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.532898][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1340.532935][ T32] r4:00000000 [ 1340.532974][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.533026][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1340.533050][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.533118][ T32] r5:00001000 r4:e033d000 [ 1340.533154][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.533402][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.533459][ T32] r5:84b4d38c r4:84b4d000 [ 1340.533482][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.533530][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1340.533555][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.533605][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.533627][ T32] r4:84bc7b80 [ 1340.533670][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.533723][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1340.533795][ T32] r4:00000001 [ 1340.533819][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.533857][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1340.533884][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.533913][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.533940][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.533968][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.533990][ T32] r4:84bcf980 [ 1340.534012][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.534041][ T32] INFO: task kworker/0:684:5039 blocked for more than 466 seconds. [ 1340.534074][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.534099][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.534120][ T32] task:kworker/0:684 state:D stack:0 pid:5039 tgid:5039 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.534167][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.534209][ T32] Call trace: [ 1340.534240][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.534289][ T32] r10:8291a684 r9:eb581d84 r8:00000002 r7:60000113 r6:eb581d8c r5:85514800 [ 1340.534321][ T32] r4:85514800 [ 1340.534343][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.534387][ T32] r5:85514800 r4:8291a680 [ 1340.534407][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.534472][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.534544][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb581e08 [ 1340.534591][ T32] r4:00000000 [ 1340.534626][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.534665][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.534700][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.534742][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85651940 [ 1340.534766][ T32] r4:00000000 [ 1340.534787][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.534831][ T32] r9:83018005 r8:85514800 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1340.534879][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.534926][ T32] r5:00001000 r4:eb589000 [ 1340.534947][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.534986][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.535026][ T32] r5:855b838c r4:855b8000 [ 1340.535046][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.535090][ T32] r7:dddced80 r6:83018000 r5:855b838c r4:85655380 [ 1340.535111][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.535157][ T32] r10:61c88647 r9:85514800 r8:856553ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.535195][ T32] r4:85655380 [ 1340.535269][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.535328][ T32] r10:00000000 r9:85655380 r8:80287e08 r7:eb575e60 r6:85655480 r5:85514800 [ 1340.535351][ T32] r4:00000001 [ 1340.535371][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.535407][ T32] Exception stack(0xeb581fb0 to 0xeb581ff8) [ 1340.535438][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.535469][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.535496][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.535524][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.535569][ T32] r4:85651900 [ 1340.535864][ T32] INFO: task kworker/0:684:5039 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1340.535927][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.536030][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.536108][ T32] Call trace: [ 1340.536145][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.536200][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1340.536224][ T32] r4:00000000 [ 1340.536243][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.536282][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1340.536319][ T32] 9d20: 88719000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1340.536396][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1340.536429][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1340.536453][ T32] r5:80070013 r4:80239bb0 [ 1340.536612][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.536660][ T32] r4:82ac21e4 [ 1340.536681][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.536740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1340.536767][ T32] r4:e0539dc0 [ 1340.536811][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.536870][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1340.536896][ T32] r4:00000000 [ 1340.536917][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.536963][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1340.536985][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.537027][ T32] r5:00001000 r4:e033d000 [ 1340.537047][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.537089][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.537131][ T32] r5:84b4d38c r4:84b4d000 [ 1340.537150][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.537196][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1340.537217][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.537269][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.537294][ T32] r4:84bc7b80 [ 1340.537325][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.537378][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1340.537403][ T32] r4:00000001 [ 1340.537446][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.537534][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1340.537567][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.537598][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.537673][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.537787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.537816][ T32] r4:84bcf980 [ 1340.537837][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.537887][ T32] INFO: task kworker/0:685:5040 blocked for more than 466 seconds. [ 1340.537921][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.537946][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.537969][ T32] task:kworker/0:685 state:D stack:0 pid:5040 tgid:5040 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.538016][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.538058][ T32] Call trace: [ 1340.538111][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.538187][ T32] r10:8291a684 r9:eb58dd84 r8:00000002 r7:60000113 r6:eb58dd8c r5:85516000 [ 1340.538212][ T32] r4:85516000 [ 1340.538234][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.538278][ T32] r5:85516000 r4:8291a680 [ 1340.538306][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.538477][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.538524][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb58de08 [ 1340.538548][ T32] r4:00000000 [ 1340.538567][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.538623][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.538682][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.538727][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85651b00 [ 1340.538750][ T32] r4:00000000 [ 1340.538771][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.538814][ T32] r9:83018005 r8:85516000 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1340.538835][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.538876][ T32] r5:00001000 r4:eb59b000 [ 1340.538902][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.538956][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.539004][ T32] r5:855b878c r4:855b8400 [ 1340.539036][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.539096][ T32] r7:dddced80 r6:83018000 r5:855b878c r4:85655180 [ 1340.539121][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.539168][ T32] r10:61c88647 r9:85516000 r8:856551ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.539191][ T32] r4:85655180 [ 1340.539210][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.539255][ T32] r10:00000000 r9:85655180 r8:80287e08 r7:eb581e60 r6:85655400 r5:85516000 [ 1340.539277][ T32] r4:00000001 [ 1340.539325][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.539391][ T32] Exception stack(0xeb58dfb0 to 0xeb58dff8) [ 1340.539443][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.539487][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.539517][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.539546][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.539569][ T32] r4:85651900 [ 1340.539852][ T32] INFO: task kworker/0:685:5040 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1340.539888][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.539958][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.540018][ T32] Call trace: [ 1340.540049][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.540101][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1340.540149][ T32] r4:00000000 [ 1340.540173][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.540214][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1340.540242][ T32] 9d20: 88719000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1340.540271][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1340.540358][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1340.540402][ T32] r5:80070013 r4:80239bb0 [ 1340.540426][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.540469][ T32] r4:82ac21e4 [ 1340.540533][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.581134][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1340.581202][ T32] r4:e0539dc0 [ 1340.581234][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.581318][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1340.581346][ T32] r4:00000000 [ 1340.581369][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.581449][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1340.581478][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.581530][ T32] r5:00001000 r4:e033d000 [ 1340.581570][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.581618][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1340.581819][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1340.581991][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1340.582233][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.582268][ T32] r4:84bcf980 [ 1340.582371][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.582407][ T32] INFO: task kworker/0:686:5042 blocked for more than 467 seconds. [ 1340.582447][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.582474][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.582497][ T32] task:kworker/0:686 state:D stack:0 pid:5042 tgid:5042 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.582563][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.582608][ T32] Call trace: [ 1340.582641][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.582696][ T32] r10:8291a684 r9:eb5a5d84 r8:00000002 r7:60000113 r6:eb5a5d8c r5:85518c00 [ 1340.582719][ T32] r4:85518c00 [ 1340.582765][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.582814][ T32] r5:85518c00 r4:8291a680 [ 1340.582871][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.582915][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.582957][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5a5e08 [ 1340.582981][ T32] r4:00000000 [ 1340.583000][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.583033][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.583067][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.583109][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85651d80 [ 1340.583132][ T32] r4:00000000 [ 1340.583152][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.583197][ T32] r9:83018005 r8:85518c00 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1340.583219][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.583273][ T32] r5:00001000 r4:eb5a1000 [ 1340.583331][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.583398][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.583444][ T32] r5:855b8b8c r4:855b8800 [ 1340.583465][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.583511][ T32] r7:dddced80 r6:83018000 r5:855b8b8c r4:85655500 [ 1340.583531][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.583602][ T32] r10:61c88647 r9:85518c00 r8:8565552c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.583628][ T32] r4:85655500 [ 1340.583648][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.583718][ T32] r10:00000000 r9:85655500 r8:80287e08 r7:eb58de60 r6:85655680 r5:85518c00 [ 1340.583762][ T32] r4:00000001 [ 1340.583784][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.583821][ T32] Exception stack(0xeb5a5fb0 to 0xeb5a5ff8) [ 1340.583875][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.583907][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.583944][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.583975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.584021][ T32] r4:85651ac0 [ 1340.584472][ T32] INFO: task kworker/0:686:5042 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1340.584512][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.584646][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.584768][ T32] Call trace: [ 1340.584824][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.584881][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1340.584929][ T32] r4:00000000 [ 1340.584953][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.585018][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1340.585051][ T32] 9d20: 88fec000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1340.585080][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1340.585106][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1340.585131][ T32] r5:80070013 r4:80239bb0 [ 1340.585164][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.585209][ T32] r4:82ac21e4 [ 1340.585277][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.585403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1340.585430][ T32] r4:e0539dc0 [ 1340.585449][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.585492][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1340.585515][ T32] r4:00000000 [ 1340.585536][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.585582][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1340.585628][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.585676][ T32] r5:00001000 r4:e033d000 [ 1340.585698][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.585739][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.585781][ T32] r5:84b4d38c r4:84b4d000 [ 1340.585813][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.585887][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1340.585912][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.585960][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.586008][ T32] r4:84bc7b80 [ 1340.586030][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.586077][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1340.586122][ T32] r4:00000001 [ 1340.586145][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.586184][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1340.586212][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.586240][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.586286][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.586328][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.586354][ T32] r4:84bcf980 [ 1340.586376][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.586402][ T32] INFO: task kworker/0:687:5044 blocked for more than 467 seconds. [ 1340.586432][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.586455][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.586477][ T32] task:kworker/0:687 state:D stack:0 pid:5044 tgid:5044 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.586547][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.586596][ T32] Call trace: [ 1340.586627][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.586675][ T32] r10:8291a684 r9:eb5add84 r8:00000002 r7:60000013 r6:eb5add8c r5:85518000 [ 1340.586698][ T32] r4:85518000 [ 1340.586718][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.586779][ T32] r5:85518000 r4:8291a680 [ 1340.586803][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1340.586886][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5ade08 ** 4 printk messages dropped ** [ 1340.587065][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856162c0 ** 4 printk messages dropped ** [ 1340.587253][ T32] r5:00001000 r4:eb5c3000 ** 1 printk messages dropped ** [ 1340.587327][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.587370][ T32] r5:855b978c r4:855b9400 [ 1340.587416][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1340.587577][ T32] r10:61c88647 r9:85518000 r8:856555ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.587601][ T32] r4:85655580 [ 1340.587648][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.587699][ T32] r10:00000000 r9:85655580 r8:80287e08 r7:eb5a5e60 r6:85655780 r5:85518000 [ 1340.587721][ T32] r4:00000001 [ 1340.587741][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.587779][ T32] Exception stack(0xeb5adfb0 to 0xeb5adff8) [ 1340.587806][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.587855][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.587887][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.587917][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.587963][ T32] r4:85651c00 [ 1340.588250][ T32] INFO: task kworker/0:687:5044 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1340.588289][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.588682][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.588829][ T32] Call trace: [ 1340.588909][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.588989][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1340.589018][ T32] r4:00000000 [ 1340.589065][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.589114][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1340.589161][ T32] 9d20: 88fec000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1340.589194][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1340.589219][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1340.589269][ T32] r5:80070013 r4:80239bb0 [ 1340.589324][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.589375][ T32] r4:82ac21e4 [ 1340.589421][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.589469][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1340.589492][ T32] r4:e0539dc0 [ 1340.589511][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.589552][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1340.589573][ T32] r4:00000000 [ 1340.589640][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.589714][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1340.589740][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.589786][ T32] r5:00001000 r4:e033d000 [ 1340.589832][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.589876][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.589920][ T32] r5:84b4d38c r4:84b4d000 [ 1340.589981][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.590032][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1340.590055][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.590102][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.590125][ T32] r4:84bc7b80 [ 1340.590146][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.590193][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1340.590244][ T32] r4:00000001 [ 1340.590313][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.590368][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1340.590422][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.590461][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.590601][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.600508][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.600969][ T32] r4:84bcf980 [ 1340.601007][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.601078][ T32] INFO: task kworker/0:688:5045 blocked for more than 467 seconds. [ 1340.601151][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.601233][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.601298][ T32] task:kworker/0:688 state:D stack:0 pid:5045 tgid:5045 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.601464][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.601537][ T32] Call trace: [ 1340.601578][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.601636][ T32] r10:8291a684 r9:eb5b1d84 r8:00000002 r7:60000113 r6:eb5b1d8c r5:8551a400 [ 1340.601659][ T32] r4:8551a400 [ 1340.601680][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.601764][ T32] r5:8551a400 r4:8291a680 [ 1340.601790][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.601833][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.601885][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5b1e08 [ 1340.601965][ T32] r4:00000000 [ 1340.601991][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.602064][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.602139][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.602230][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8560ff40 [ 1340.602273][ T32] r4:00000000 [ 1340.602296][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.602383][ T32] r9:83018005 r8:8551a400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1340.602434][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.602482][ T32] r5:00001000 r4:eb5b3000 [ 1340.602529][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.602573][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.602643][ T32] r5:855b8f8c r4:855b8c00 [ 1340.602716][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.602768][ T32] r7:dddced80 r6:83018000 r5:855b8f8c r4:85655600 [ 1340.602791][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.602839][ T32] r10:61c88647 r9:8551a400 r8:8565562c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.602861][ T32] r4:85655600 [ 1340.602950][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.603000][ T32] r10:00000000 r9:85655600 r8:80287e08 r7:eb5ade60 r6:85655700 r5:8551a400 [ 1340.603024][ T32] r4:00000001 [ 1340.603044][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.603107][ T32] Exception stack(0xeb5b1fb0 to 0xeb5b1ff8) [ 1340.603150][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.603200][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.603230][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.603259][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.603281][ T32] r4:85651c00 [ 1340.603866][ T32] INFO: task kworker/0:688:5045 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1340.603916][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.603983][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.604046][ T32] Call trace: [ 1340.604081][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.604138][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1340.604162][ T32] r4:00000000 [ 1340.604194][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.604240][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1340.604286][ T32] 9d20: 88fec000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1340.604391][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1340.604422][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1340.604465][ T32] r5:80070013 r4:80239bb0 [ 1340.604489][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.604535][ T32] r4:82ac21e4 [ 1340.604560][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.604623][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1340.604650][ T32] r4:e0539dc0 [ 1340.604670][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.604784][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1340.604833][ T32] r4:00000000 [ 1340.604857][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.604906][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1340.604928][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.604969][ T32] r5:00001000 r4:e033d000 [ 1340.604989][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.605043][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.605089][ T32] r5:84b4d38c r4:84b4d000 [ 1340.605110][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.605156][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1340.605177][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.605225][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.605249][ T32] r4:84bc7b80 [ 1340.605292][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.605348][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1340.605373][ T32] r4:00000001 [ 1340.605392][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.605428][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1340.605480][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.605513][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.605564][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.605596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.605663][ T32] r4:84bcf980 [ 1340.605687][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.605713][ T32] INFO: task kworker/0:689:5048 blocked for more than 467 seconds. [ 1340.605758][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.605786][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.605807][ T32] task:kworker/0:689 state:D stack:0 pid:5048 tgid:5048 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.605877][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.605948][ T32] Call trace: [ 1340.605978][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) ** 2 printk messages dropped ** [ 1340.606080][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) ** 4 printk messages dropped ** [ 1340.606269][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1340.606368][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1340.606539][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1340.606653][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.606705][ T32] r5:855b938c r4:855b9000 [ 1340.606726][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.606771][ T32] r7:dddced80 r6:83018000 r5:855b938c r4:85655800 [ 1340.606792][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.606839][ T32] r10:61c88647 r9:8551bc00 r8:8565582c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.606862][ T32] r4:85655800 [ 1340.606881][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.606926][ T32] r10:00000000 r9:85655800 r8:80287e08 r7:eb5ade60 r6:85655900 r5:8551bc00 [ 1340.606951][ T32] r4:00000001 [ 1340.606993][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.607032][ T32] Exception stack(0xeb5c1fb0 to 0xeb5c1ff8) [ 1340.607059][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.607086][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.607113][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.607142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.607164][ T32] r4:85616100 [ 1340.607452][ T32] INFO: task kworker/0:689:5048 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1340.607492][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.607548][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.607630][ T32] Call trace: [ 1340.607665][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.607718][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1340.607741][ T32] r4:00000000 [ 1340.607762][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.607801][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1340.607829][ T32] 9d20: 88fec000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1340.607927][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1340.607957][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1340.607984][ T32] r5:80070013 r4:80239bb0 [ 1340.608004][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.608047][ T32] r4:82ac21e4 [ 1340.608067][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.608115][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1340.608163][ T32] r4:e0539dc0 [ 1340.608186][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.608228][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1340.608255][ T32] r4:00000000 [ 1340.608277][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.608349][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1340.608422][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.608472][ T32] r5:00001000 r4:e033d000 [ 1340.608497][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.608553][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.608601][ T32] r5:84b4d38c r4:84b4d000 [ 1340.608644][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.608696][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1340.608719][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.608791][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.608818][ T32] r4:84bc7b80 [ 1340.608838][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.608887][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1340.608958][ T32] r4:00000001 [ 1340.608981][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.609017][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1340.609068][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.609102][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.609130][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.609182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.609208][ T32] r4:84bcf980 [ 1340.609228][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.609253][ T32] INFO: task kworker/0:690:5050 blocked for more than 467 seconds. [ 1340.609292][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.609323][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.609345][ T32] task:kworker/0:690 state:D stack:0 pid:5050 tgid:5050 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.609427][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.609471][ T32] Call trace: [ 1340.609575][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.609627][ T32] r10:8291a684 r9:eb5cdd84 r8:00000002 r7:60000113 r6:eb5cdd8c r5:85519800 [ 1340.609650][ T32] r4:85519800 [ 1340.609671][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.609739][ T32] r5:85519800 r4:8291a680 [ 1340.609763][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.609807][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.609856][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5cde08 [ 1340.609880][ T32] r4:00000000 [ 1340.609899][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.609933][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.609967][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.610009][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85616540 [ 1340.610033][ T32] r4:00000000 [ 1340.610115][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.610163][ T32] r9:83018005 r8:85519800 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1340.610186][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.610227][ T32] r5:00001000 r4:dfa79000 [ 1340.610248][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.610288][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.610338][ T32] r5:855b9b8c r4:855b9800 [ 1340.610358][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.610451][ T32] r7:dddced80 r6:83018000 r5:855b9b8c r4:85655980 [ 1340.643688][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.643786][ T32] r10:61c88647 r9:85519800 r8:856559ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.643812][ T32] r4:85655980 [ 1340.643832][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.643881][ T32] r10:00000000 r9:85655980 r8:80287e08 r7:eb5ade60 r6:85655a00 r5:85519800 [ 1340.643904][ T32] r4:00000001 [ 1340.643934][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.643998][ T32] Exception stack(0xeb5cdfb0 to 0xeb5cdff8) [ 1340.644032][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.644062][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.644110][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.644148][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.644191][ T32] r4:856164c0 [ 1340.644670][ T32] INFO: task kworker/0:690:5050 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1340.644717][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.644815][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.644867][ T32] Call trace: [ 1340.644899][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.644968][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1340.644996][ T32] r4:00000000 [ 1340.645017][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.645057][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1340.645085][ T32] 9d20: 896d0000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1340.645114][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1340.645139][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1340.645164][ T32] r5:80070013 r4:80239bb0 [ 1340.645196][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.645242][ T32] r4:82ac21e4 [ 1340.645262][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.645308][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1340.645332][ T32] r4:e0539dc0 [ 1340.645351][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.645437][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1340.645517][ T32] r4:00000000 [ 1340.645542][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.645600][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1340.645622][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.645665][ T32] r5:00001000 r4:e033d000 [ 1340.645685][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.645725][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.645766][ T32] r5:84b4d38c r4:84b4d000 [ 1340.645787][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.645839][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1340.645907][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.645968][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.645991][ T32] r4:84bc7b80 [ 1340.646009][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.646055][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1340.646077][ T32] r4:00000001 [ 1340.646095][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.646148][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1340.646178][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.646218][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.646255][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.646312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.646368][ T32] r4:84bcf980 [ 1340.646412][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.646443][ T32] INFO: task kworker/0:691:5052 blocked for more than 467 seconds. [ 1340.646476][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.646500][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.646547][ T32] task:kworker/0:691 state:D stack:0 pid:5052 tgid:5052 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.646602][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.646644][ T32] Call trace: [ 1340.646690][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.646751][ T32] r10:8291a684 r9:eb599d84 r8:00000002 r7:60000113 r6:eb599d8c r5:8551c800 [ 1340.646777][ T32] r4:8551c800 [ 1340.646798][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.646862][ T32] r5:8551c800 r4:8291a680 [ 1340.646905][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.646948][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.647010][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb599e08 [ 1340.647056][ T32] r4:00000000 [ 1340.647110][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.647155][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.647190][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.647240][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85616600 [ 1340.647265][ T32] r4:00000000 [ 1340.647285][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.647336][ T32] r9:83018005 r8:8551c800 r7:00000000 r6:83018000 r5:00001000 r4:7f00d000 [ 1340.647358][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.647401][ T32] r5:00001000 r4:e86dd000 [ 1340.647421][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.647460][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.647510][ T32] r5:855b9f8c r4:855b9c00 [ 1340.647532][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.647584][ T32] r7:dddced80 r6:83018000 r5:855b9f8c r4:85655a80 [ 1340.647606][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.647654][ T32] r10:61c88647 r9:8551c800 r8:85655aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.647689][ T32] r4:85655a80 [ 1340.647711][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.647758][ T32] r10:00000000 r9:85655a80 r8:80287e08 r7:eb5cde60 r6:85655880 r5:8551c800 [ 1340.647801][ T32] r4:00000001 [ 1340.647823][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.647859][ T32] Exception stack(0xeb599fb0 to 0xeb599ff8) [ 1340.647885][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.647912][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.647938][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.647996][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.648042][ T32] r4:85616280 [ 1340.648383][ T32] INFO: task kworker/0:691:5052 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1340.648427][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.648485][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.648559][ T32] Call trace: [ 1340.648615][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.648671][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1340.648695][ T32] r4:00000000 [ 1340.648714][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.648755][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1340.648785][ T32] 9d20: 896d0000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1340.648814][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1340.648839][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1340.648883][ T32] r5:80070013 r4:80239bb0 [ 1340.648930][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.648979][ T32] r4:82ac21e4 [ 1340.649000][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.649043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1340.649066][ T32] r4:e0539dc0 [ 1340.649112][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.649178][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1340.649203][ T32] r4:00000000 [ 1340.649223][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.649269][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1340.649309][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.649356][ T32] r5:00001000 r4:e033d000 [ 1340.649386][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.649430][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.649484][ T32] r5:84b4d38c r4:84b4d000 [ 1340.649528][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.649603][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1340.649682][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.649733][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.649757][ T32] r4:84bc7b80 [ 1340.649775][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.649820][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1340.649842][ T32] r4:00000001 [ 1340.649860][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.649924][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1340.649975][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.650025][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.650054][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.650083][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.650105][ T32] r4:84bcf980 [ 1340.650124][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.650150][ T32] INFO: task kworker/0:692:5054 blocked for more than 467 seconds. [ 1340.650178][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.650201][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.650222][ T32] task:kworker/0:692 state:D stack:0 pid:5054 tgid:5054 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.650268][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.650335][ T32] Call trace: [ 1340.650365][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.650478][ T32] r10:8291a684 r9:eb5d1d84 r8:00000002 r7:60000013 r6:eb5d1d8c r5:8551d400 [ 1340.664744][ T32] r4:8551d400 [ 1340.664802][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.664874][ T32] r5:8551d400 r4:8291a680 [ 1340.664916][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.664961][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.665015][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5d1e08 [ 1340.665040][ T32] r4:00000000 [ 1340.665059][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.665094][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.665133][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.665175][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85616780 [ 1340.665198][ T32] r4:00000000 [ 1340.665218][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.665273][ T32] r9:83018005 r8:8551d400 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1340.665298][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.665354][ T32] r5:00001000 r4:eaab7000 [ 1340.665393][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.665478][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.665525][ T32] r5:855ba38c r4:855ba000 [ 1340.665545][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.665601][ T32] r7:dddced80 r6:83018000 r5:855ba38c r4:85655b00 [ 1340.665641][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.665716][ T32] r10:61c88647 r9:8551d400 r8:85655b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.665744][ T32] r4:85655b00 [ 1340.665794][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.665859][ T32] r10:00000000 r9:85655b00 r8:80287e08 r7:eb599e60 r6:85655c80 r5:8551d400 [ 1340.665892][ T32] r4:00000001 [ 1340.665911][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.665949][ T32] Exception stack(0xeb5d1fb0 to 0xeb5d1ff8) [ 1340.665998][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.666071][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.666105][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.666136][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.666158][ T32] r4:856165c0 [ 1340.666572][ T32] INFO: task kworker/0:692:5054 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1340.666610][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.666692][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.666761][ T32] Call trace: [ 1340.666797][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.666850][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1340.666903][ T32] r4:00000000 [ 1340.666927][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.666968][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1340.666996][ T32] 9d20: 8990c000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1340.667063][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1340.667100][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1340.667126][ T32] r5:80070013 r4:80239bb0 [ 1340.667147][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.667188][ T32] r4:82ac21e4 [ 1340.667208][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.667260][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1340.667285][ T32] r4:e0539dc0 [ 1340.667304][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.667346][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1340.667439][ T32] r4:00000000 [ 1340.667462][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.667521][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1340.667546][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.667595][ T32] r5:00001000 r4:e033d000 [ 1340.667616][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.667662][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.667706][ T32] r5:84b4d38c r4:84b4d000 [ 1340.667727][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.667772][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1340.667793][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.667869][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.667906][ T32] r4:84bc7b80 [ 1340.667938][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.668001][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1340.668047][ T32] r4:00000001 [ 1340.668077][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.668114][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1340.668156][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.668189][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.668256][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.668355][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.668404][ T32] r4:84bcf980 [ 1340.668428][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.668456][ T32] INFO: task kworker/0:693:5057 blocked for more than 467 seconds. [ 1340.668489][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.668514][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.668545][ T32] task:kworker/0:693 state:D stack:0 pid:5057 tgid:5057 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.668614][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.668680][ T32] Call trace: [ 1340.668720][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.668784][ T32] r10:8291a684 r9:eb5d5d84 r8:00000002 r7:60000113 r6:eb5d5d8c r5:8551e000 [ 1340.668809][ T32] r4:8551e000 [ 1340.668859][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.668906][ T32] r5:8551e000 r4:8291a680 [ 1340.668945][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.668991][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.669033][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5d5e08 [ 1340.669055][ T32] r4:00000000 [ 1340.669093][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.669137][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.669172][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.669212][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85616a40 [ 1340.669268][ T32] r4:00000000 [ 1340.669292][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.669337][ T32] r9:83018005 r8:8551e000 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1340.669385][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.669450][ T32] r5:00001000 r4:eac69000 [ 1340.669474][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.669515][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.669561][ T32] r5:855bab8c r4:855ba800 [ 1340.669581][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.669626][ T32] r7:dddced80 r6:83018000 r5:855bab8c r4:85655b80 [ 1340.669660][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.669734][ T32] r10:61c88647 r9:8551e000 r8:85655bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.669761][ T32] r4:85655b80 [ 1340.669780][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.669825][ T32] r10:00000000 r9:85655b80 r8:80287e08 r7:eb5d1e60 r6:85655d00 r5:8551e000 [ 1340.669846][ T32] r4:00000001 [ 1340.669888][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.669927][ T32] Exception stack(0xeb5d5fb0 to 0xeb5d5ff8) [ 1340.669974][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.670019][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.670050][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.670078][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.670100][ T32] r4:85616740 [ 1340.670377][ T32] INFO: task kworker/0:693:5057 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1340.670414][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.686797][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.686928][ T32] Call trace: [ 1340.686999][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.687075][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1340.687103][ T32] r4:00000000 [ 1340.687125][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.687168][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1340.687206][ T32] 9d20: 89d9c000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1340.687238][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1340.687263][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1340.687288][ T32] r5:80070013 r4:80239bb0 [ 1340.687313][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.687356][ T32] r4:82ac21e4 [ 1340.687376][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.687442][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1340.687470][ T32] r4:e0539dc0 [ 1340.687489][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.687532][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1340.687558][ T32] r4:00000000 [ 1340.687579][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.687648][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1340.687682][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.687729][ T32] r5:00001000 r4:e033d000 [ 1340.687750][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.688010][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.688086][ T32] r5:84b4d38c r4:84b4d000 [ 1340.688111][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.688164][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1340.688207][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.688261][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.688303][ T32] r4:84bc7b80 [ 1340.688390][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.688460][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1340.688490][ T32] r4:00000001 [ 1340.688535][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.688576][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1340.688606][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.688646][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.688725][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.688845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.688871][ T32] r4:84bcf980 [ 1340.688971][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.689035][ T32] INFO: task kworker/0:694:5058 blocked for more than 467 seconds. [ 1340.689097][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.689141][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.689188][ T32] task:kworker/0:694 state:D stack:0 pid:5058 tgid:5058 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.689306][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.689357][ T32] Call trace: [ 1340.689393][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.689446][ T32] r10:8291a684 r9:eb5d9d84 r8:00000002 r7:60000013 r6:eb5d9d8c r5:8551ec00 [ 1340.689470][ T32] r4:8551ec00 [ 1340.689491][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.689535][ T32] r5:8551ec00 r4:8291a680 [ 1340.689559][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.689645][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.689694][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5d9e08 [ 1340.689719][ T32] r4:00000000 [ 1340.689738][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.689774][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.689857][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.689904][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856168c0 [ 1340.689927][ T32] r4:00000000 [ 1340.689948][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.689993][ T32] r9:83018005 r8:8551ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1340.690014][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.690077][ T32] r5:00001000 r4:eabcb000 [ 1340.690100][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.690171][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.690246][ T32] r5:855ba78c r4:855ba400 [ 1340.690269][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.690326][ T32] r7:dddced80 r6:83018000 r5:855ba78c r4:85655d80 [ 1340.690349][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.690398][ T32] r10:61c88647 r9:8551ec00 r8:85655dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.690422][ T32] r4:85655d80 [ 1340.690441][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.701186][ T32] r10:00000000 r9:85655d80 r8:80287e08 r7:eb5d5e60 r6:85655e80 r5:8551ec00 [ 1340.701330][ T32] r4:00000001 [ 1340.701409][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.701478][ T32] Exception stack(0xeb5d9fb0 to 0xeb5d9ff8) [ 1340.701512][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.701542][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.701579][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.701611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.701634][ T32] r4:85616800 [ 1340.702061][ T32] INFO: task kworker/0:694:5058 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1340.702146][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.702228][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.702280][ T32] Call trace: [ 1340.702324][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.702402][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1340.702431][ T32] r4:00000000 [ 1340.702452][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.702494][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1340.702522][ T32] 9d20: 89f33000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1340.702551][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1340.702577][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1340.702602][ T32] r5:80070013 r4:80239bb0 [ 1340.702622][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.702664][ T32] r4:82ac21e4 [ 1340.702683][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.702725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1340.702749][ T32] r4:e0539dc0 [ 1340.702768][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.702810][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1340.702848][ T32] r4:00000000 [ 1340.702872][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.702920][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1340.702941][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.702984][ T32] r5:00001000 r4:e033d000 [ 1340.703004][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.703045][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.703088][ T32] r5:84b4d38c r4:84b4d000 [ 1340.703110][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.703157][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1340.703202][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.703277][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.703317][ T32] r4:84bc7b80 [ 1340.703371][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.703426][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1340.703450][ T32] r4:00000001 [ 1340.703471][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.703508][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1340.703535][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.703563][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.703589][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.703619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.703642][ T32] r4:84bcf980 [ 1340.703684][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.703717][ T32] INFO: task kworker/0:695:5060 blocked for more than 467 seconds. [ 1340.703750][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.703775][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.703812][ T32] task:kworker/0:695 state:D stack:0 pid:5060 tgid:5060 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.703863][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.703945][ T32] Call trace: [ 1340.704002][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.704053][ T32] r10:8291a684 r9:eb5ddd84 r8:00000002 r7:60000013 r6:eb5ddd8c r5:8551b000 [ 1340.704076][ T32] r4:8551b000 [ 1340.704097][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.704142][ T32] r5:8551b000 r4:8291a680 [ 1340.704163][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.704202][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.704244][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5dde08 [ 1340.704265][ T32] r4:00000000 [ 1340.704286][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.704369][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.704426][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.704471][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85616d80 [ 1340.704496][ T32] r4:00000000 [ 1340.704517][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.704566][ T32] r9:83018005 r8:8551b000 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1340.704589][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.704654][ T32] r5:00001000 r4:ead4b000 [ 1340.704679][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.704721][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.704767][ T32] r5:855bb38c r4:855bb000 [ 1340.704802][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.704857][ T32] r7:dddced80 r6:83018000 r5:855bb38c r4:85655c00 [ 1340.704896][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.704948][ T32] r10:61c88647 r9:8551b000 r8:85655c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.704971][ T32] r4:85655c00 [ 1340.704998][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.705068][ T32] r10:00000000 r9:85655c00 r8:80287e08 r7:eb5d5e60 r6:85655e00 r5:8551b000 [ 1340.705119][ T32] r4:00000001 [ 1340.705142][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.705201][ T32] Exception stack(0xeb5ddfb0 to 0xeb5ddff8) [ 1340.705232][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.705264][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.705290][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.705327][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.705382][ T32] r4:85616a00 [ 1340.705720][ T32] INFO: task kworker/0:695:5060 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1340.705761][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.705858][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.705941][ T32] Call trace: [ 1340.705974][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.706028][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1340.706051][ T32] r4:00000000 [ 1340.706072][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.706159][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1340.706271][ T32] 9d20: 89f33000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1340.706338][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1340.706368][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1340.706394][ T32] r5:80070013 r4:80239bb0 [ 1340.706462][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.706580][ T32] r4:82ac21e4 [ 1340.706606][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.706698][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1340.706724][ T32] r4:e0539dc0 [ 1340.706744][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.706787][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1340.706811][ T32] r4:00000000 [ 1340.706842][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.706904][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1340.706938][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.707012][ T32] r5:00001000 r4:e033d000 [ 1340.707037][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.707088][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.707131][ T32] r5:84b4d38c r4:84b4d000 [ 1340.707152][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.707246][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1340.707272][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.707326][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.707444][ T32] r4:84bc7b80 [ 1340.707468][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.707516][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1340.707539][ T32] r4:00000001 [ 1340.707562][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.707598][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1340.707652][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.707690][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.707717][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.707746][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.707769][ T32] r4:84bcf980 [ 1340.707791][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.707816][ T32] INFO: task kworker/0:696:5062 blocked for more than 467 seconds. [ 1340.707846][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.707881][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.707934][ T32] task:kworker/0:696 state:D stack:0 pid:5062 tgid:5062 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.708016][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.708062][ T32] Call trace: [ 1340.708093][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.708142][ T32] r10:8291a684 r9:eb5e1d84 r8:00000002 r7:60000113 r6:eb5e1d8c r5:84998000 [ 1340.708165][ T32] r4:84998000 [ 1340.708186][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.708231][ T32] r5:84998000 r4:8291a680 [ 1340.708252][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.708291][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.708413][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5e1e08 [ 1340.708464][ T32] r4:00000000 [ 1340.708487][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.708525][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.708560][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.708603][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85616c00 [ 1340.708626][ T32] r4:00000000 [ 1340.708647][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.708690][ T32] r9:83018005 r8:84998000 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1340.708712][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.708753][ T32] r5:00001000 r4:ead0f000 [ 1340.708773][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.708827][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.708878][ T32] r5:855baf8c r4:855bac00 [ 1340.708923][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.708972][ T32] r7:dddced80 r6:83018000 r5:855baf8c r4:855ece00 [ 1340.709007][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.709058][ T32] r10:61c88647 r9:84998000 r8:855ece2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.709093][ T32] r4:855ece00 [ 1340.709115][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.709170][ T32] r10:00000000 r9:855ece00 r8:80287e08 r7:eb5dde60 r6:855ecf80 r5:84998000 [ 1340.709195][ T32] r4:00000001 [ 1340.709214][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.709272][ T32] Exception stack(0xeb5e1fb0 to 0xeb5e1ff8) [ 1340.709339][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.709371][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.709421][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.709453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.709477][ T32] r4:85616a00 [ 1340.709754][ T32] INFO: task kworker/0:696:5062 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1340.709789][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.709874][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.709919][ T32] Call trace: [ 1340.709949][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.710002][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1340.710025][ T32] r4:00000000 [ 1340.710044][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.710082][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1340.710110][ T32] 9d20: 89f33000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1340.710138][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1340.710164][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1340.710188][ T32] r5:80070013 r4:80239bb0 [ 1340.710209][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.710265][ T32] r4:82ac21e4 [ 1340.710307][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.710432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1340.710511][ T32] r4:e0539dc0 [ 1340.733416][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.733527][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1340.733559][ T32] r4:00000000 [ 1340.733583][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.733634][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1340.733656][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.733703][ T32] r5:00001000 r4:e033d000 [ 1340.733724][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.733787][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.733839][ T32] r5:84b4d38c r4:84b4d000 [ 1340.733862][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.733972][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1340.733999][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.734050][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.734078][ T32] r4:84bc7b80 [ 1340.734100][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.734221][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1340.734247][ T32] r4:00000001 [ 1340.734267][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.734313][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1340.734347][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.734409][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.734485][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.734518][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.734541][ T32] r4:84bcf980 [ 1340.734568][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.734611][ T32] INFO: task kworker/0:697:5064 blocked for more than 467 seconds. [ 1340.734645][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.734700][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.734728][ T32] task:kworker/0:697 state:D stack:0 pid:5064 tgid:5064 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.734802][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.734849][ T32] Call trace: [ 1340.734882][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.734936][ T32] r10:8291a684 r9:eb5e5d84 r8:00000002 r7:60000113 r6:eb5e5d8c r5:84998c00 [ 1340.734959][ T32] r4:84998c00 [ 1340.734979][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.735022][ T32] r5:84998c00 r4:8291a680 [ 1340.735044][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.735083][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.735125][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5e5e08 [ 1340.735160][ T32] r4:00000000 [ 1340.735207][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.735247][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.735305][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.735352][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85616ec0 [ 1340.735428][ T32] r4:00000000 [ 1340.735480][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.735586][ T32] r9:83018005 r8:84998c00 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1340.735632][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.735685][ T32] r5:00001000 r4:eae6f000 [ 1340.735705][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.735797][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.735899][ T32] r5:855bb78c r4:855bb400 [ 1340.735929][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.735978][ T32] r7:dddced80 r6:83018000 r5:855bb78c r4:85660000 [ 1340.736075][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.736247][ T32] r10:61c88647 r9:84998c00 r8:8566002c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.736357][ T32] r4:85660000 [ 1340.736405][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.736460][ T32] r10:00000000 r9:85660000 r8:80287e08 r7:eb5dde60 r6:85660180 r5:84998c00 [ 1340.736532][ T32] r4:00000001 [ 1340.736560][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.736611][ T32] Exception stack(0xeb5e5fb0 to 0xeb5e5ff8) [ 1340.736641][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.736671][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.736697][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.736725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.736750][ T32] r4:85616d40 [ 1340.737179][ T32] INFO: task kworker/0:697:5064 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1340.737217][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.737314][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.737361][ T32] Call trace: [ 1340.737442][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.737522][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1340.737563][ T32] r4:00000000 [ 1340.737589][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.737642][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1340.737676][ T32] 9d20: 8a239000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1340.737732][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1340.737766][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1340.737792][ T32] r5:80070013 r4:80239bb0 [ 1340.737813][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.737855][ T32] r4:82ac21e4 [ 1340.737876][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.737919][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1340.737943][ T32] r4:e0539dc0 [ 1340.737962][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.738003][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1340.738026][ T32] r4:00000000 [ 1340.738046][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.738092][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1340.738113][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.738158][ T32] r5:00001000 r4:e033d000 [ 1340.738179][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.738218][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.738273][ T32] r5:84b4d38c r4:84b4d000 [ 1340.738309][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.738357][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1340.738379][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.738425][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.738447][ T32] r4:84bc7b80 [ 1340.738467][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.738513][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1340.738559][ T32] r4:00000001 [ 1340.738582][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.738618][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1340.738647][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.738718][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.738766][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.738824][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.738851][ T32] r4:84bcf980 [ 1340.738895][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.738954][ T32] INFO: task kworker/0:698:5066 blocked for more than 467 seconds. [ 1340.739039][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.739069][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.739133][ T32] task:kworker/0:698 state:D stack:0 pid:5066 tgid:5066 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.739258][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.739333][ T32] Call trace: [ 1340.739366][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.739415][ T32] r10:8291a684 r9:eb5e9d84 r8:00000002 r7:60000113 r6:eb5e9d8c r5:84999800 [ 1340.739437][ T32] r4:84999800 [ 1340.739457][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.739502][ T32] r5:84999800 r4:8291a680 [ 1340.739522][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.739565][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.739634][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5e9e08 [ 1340.739661][ T32] r4:00000000 [ 1340.739717][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.739779][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.739817][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.739858][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85651580 [ 1340.739881][ T32] r4:00000000 [ 1340.739901][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.739944][ T32] r9:83018005 r8:84999800 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1340.739965][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.740006][ T32] r5:00001000 r4:eaf93000 [ 1340.740039][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.740083][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.740148][ T32] r5:855bbf8c r4:855bbc00 [ 1340.740174][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.740220][ T32] r7:dddced80 r6:83018000 r5:855bbf8c r4:85660080 [ 1340.740265][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.740322][ T32] r10:61c88647 r9:84999800 r8:856600ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.740401][ T32] r4:85660080 [ 1340.740518][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.761092][ T32] r10:00000000 r9:85660080 r8:80287e08 r7:eb5e5e60 r6:85660100 r5:84999800 [ 1340.761146][ T32] r4:00000001 [ 1340.761172][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.761235][ T32] Exception stack(0xeb5e9fb0 to 0xeb5e9ff8) [ 1340.761281][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.761336][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.761366][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.761421][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.761525][ T32] r4:85616e00 [ 1340.761955][ T32] INFO: task kworker/0:698:5066 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1340.761998][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.762070][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.762145][ T32] Call trace: [ 1340.762223][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.762309][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1340.762339][ T32] r4:00000000 [ 1340.762362][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 2 printk messages dropped ** [ 1340.762461][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 ** 9 printk messages dropped ** [ 1340.762868][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1340.762977][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1340.763342][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1340.763369][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.763420][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.763442][ T32] r4:84bc7b80 [ 1340.763461][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.763506][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1340.763528][ T32] r4:00000001 [ 1340.763547][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.763582][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1340.763607][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.763637][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.763665][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.763693][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.763716][ T32] r4:84bcf980 [ 1340.763736][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.763765][ T32] INFO: task kworker/0:699:5068 blocked for more than 467 seconds. [ 1340.763798][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.763824][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.763868][ T32] task:kworker/0:699 state:D stack:0 pid:5068 tgid:5068 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.763925][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.763968][ T32] Call trace: [ 1340.764022][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.764098][ T32] r10:8291a684 r9:eb5edd84 r8:00000002 r7:60000013 r6:eb5edd8c r5:8499a400 [ 1340.764126][ T32] r4:8499a400 [ 1340.764146][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.764192][ T32] r5:8499a400 r4:8291a680 [ 1340.764211][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.764269][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.764323][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5ede08 [ 1340.764470][ T32] r4:00000000 [ 1340.764495][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.764533][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.764573][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.764639][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855eb300 [ 1340.764666][ T32] r4:00000000 [ 1340.764689][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.764739][ T32] r9:83018005 r8:8499a400 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1340.764763][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.764842][ T32] r5:00001000 r4:eaf59000 [ 1340.764867][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.764921][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.765039][ T32] r5:855bbb8c r4:855bb800 [ 1340.765063][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.765110][ T32] r7:dddced80 r6:83018000 r5:855bbb8c r4:85660200 [ 1340.765153][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.765204][ T32] r10:61c88647 r9:8499a400 r8:8566022c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.765244][ T32] r4:85660200 [ 1340.765272][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.765355][ T32] r10:00000000 r9:85660200 r8:80287e08 r7:eb5e9e60 r6:85660300 r5:8499a400 [ 1340.765442][ T32] r4:00000001 [ 1340.765511][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.765583][ T32] Exception stack(0xeb5edfb0 to 0xeb5edff8) [ 1340.765615][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.765659][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.765691][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.765720][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.765767][ T32] r4:85651e80 [ 1340.766112][ T32] INFO: task kworker/0:699:5068 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1340.766156][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.766261][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.766318][ T32] Call trace: [ 1340.766364][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.766419][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1340.766442][ T32] r4:00000000 [ 1340.766461][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.766505][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1340.766535][ T32] 9d20: 8a4e5000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1340.766569][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1340.766621][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1340.766650][ T32] r5:80070013 r4:80239bb0 [ 1340.766673][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.766714][ T32] r4:82ac21e4 [ 1340.766735][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.766778][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1340.766801][ T32] r4:e0539dc0 [ 1340.766825][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.766868][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1340.766992][ T32] r4:00000000 [ 1340.767026][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.767082][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1340.767107][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.767150][ T32] r5:00001000 r4:e033d000 [ 1340.767172][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.767211][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.767285][ T32] r5:84b4d38c r4:84b4d000 [ 1340.767315][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.767364][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1340.767385][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.767456][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.767485][ T32] r4:84bc7b80 [ 1340.767529][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.767610][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1340.767640][ T32] r4:00000001 [ 1340.767661][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.767709][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1340.767764][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.767795][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.767871][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.767903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.767926][ T32] r4:84bcf980 [ 1340.767946][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.768000][ T32] INFO: task kworker/0:700:5071 blocked for more than 467 seconds. [ 1340.768034][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.768058][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.768091][ T32] task:kworker/0:700 state:D stack:0 pid:5071 tgid:5071 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.768154][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.768209][ T32] Call trace: [ 1340.768242][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.768292][ T32] r10:8291a684 r9:eb5f5d84 r8:00000002 r7:60000013 r6:eb5f5d8c r5:8499b000 [ 1340.768324][ T32] r4:8499b000 [ 1340.768393][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.768440][ T32] r5:8499b000 r4:8291a680 [ 1340.768461][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.768520][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.768571][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5f5e08 [ 1340.768596][ T32] r4:00000000 [ 1340.768615][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.768651][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.768751][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.768798][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85669040 [ 1340.768822][ T32] r4:00000000 [ 1340.768842][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.768886][ T32] r9:83018005 r8:8499b000 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1340.768936][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.768982][ T32] r5:00001000 r4:eafcb000 [ 1340.769003][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.769042][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.769085][ T32] r5:855c438c r4:855c4000 [ 1340.769130][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.769180][ T32] r7:dddced80 r6:83018000 r5:855c438c r4:85660380 [ 1340.769209][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.769258][ T32] r10:61c88647 r9:8499b000 r8:856603ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.769338][ T32] r4:85660380 [ 1340.769387][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.769436][ T32] r10:00000000 r9:85660380 r8:80287e08 r7:eb5e9e60 r6:85660480 r5:8499b000 [ 1340.769459][ T32] r4:00000001 [ 1340.769489][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.769528][ T32] Exception stack(0xeb5f5fb0 to 0xeb5f5ff8) [ 1340.769561][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.769591][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.769619][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.769647][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.769669][ T32] r4:85669140 [ 1340.769971][ T32] INFO: task kworker/0:700:5071 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1340.770010][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.770126][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.770180][ T32] Call trace: [ 1340.770210][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.770263][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1340.770286][ T32] r4:00000000 [ 1340.770328][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.770384][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1340.770507][ T32] 9d20: 8a4e5000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1340.801387][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1340.801447][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1340.801510][ T32] r5:80070013 r4:80239bb0 [ 1340.801546][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.801689][ T32] r4:82ac21e4 [ 1340.801717][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.801775][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1340.801819][ T32] r4:e0539dc0 [ 1340.801845][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.801898][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1340.801926][ T32] r4:00000000 [ 1340.801961][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.802048][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1340.802078][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.802160][ T32] r5:00001000 r4:e033d000 [ 1340.802186][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.802231][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.802278][ T32] r5:84b4d38c r4:84b4d000 [ 1340.802309][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.802362][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1340.802386][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.802438][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.802478][ T32] r4:84bc7b80 [ 1340.802529][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.802593][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1340.802622][ T32] r4:00000001 [ 1340.802669][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.802714][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1340.802745][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.802801][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.802857][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.802892][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.802921][ T32] r4:84bcf980 [ 1340.802949][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.803018][ T32] INFO: task kworker/0:701:5072 blocked for more than 467 seconds. [ 1340.803057][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.803085][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.803110][ T32] task:kworker/0:701 state:D stack:0 pid:5072 tgid:5072 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.803197][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.803313][ T32] Call trace: [ 1340.803351][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.803407][ T32] r10:8291a684 r9:eb5f1d84 r8:00000002 r7:60000113 r6:eb5f1d8c r5:8499bc00 [ 1340.803430][ T32] r4:8499bc00 [ 1340.803473][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.803568][ T32] r5:8499bc00 r4:8291a680 [ 1340.803593][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.803658][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.803704][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5f1e08 [ 1340.803726][ T32] r4:00000000 [ 1340.803745][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.803804][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.803842][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.803883][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85669280 [ 1340.803931][ T32] r4:00000000 [ 1340.803978][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.804050][ T32] r9:83018005 r8:8499bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1340.804075][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.804132][ T32] r5:00001000 r4:eb15f000 [ 1340.804180][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.804226][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.804269][ T32] r5:855c478c r4:855c4400 [ 1340.804289][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.804390][ T32] r7:dddced80 r6:83018000 r5:855c478c r4:85660280 [ 1340.804428][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.804479][ T32] r10:61c88647 r9:8499bc00 r8:856602ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.804523][ T32] r4:85660280 [ 1340.804550][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.804620][ T32] r10:00000000 r9:85660280 r8:80287e08 r7:eb5f5e60 r6:85660400 r5:8499bc00 [ 1340.804650][ T32] r4:00000001 [ 1340.804670][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.804706][ T32] Exception stack(0xeb5f1fb0 to 0xeb5f1ff8) [ 1340.804780][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.804814][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.804840][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.804870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.804892][ T32] r4:85669140 [ 1340.805341][ T32] INFO: task kworker/0:701:5072 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1340.805389][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.805507][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.805560][ T32] Call trace: [ 1340.805612][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.805666][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1340.805690][ T32] r4:00000000 [ 1340.805746][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.805792][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1340.805822][ T32] 9d20: 8a9da000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1340.805850][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1340.805904][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1340.805966][ T32] r5:80070013 r4:80239bb0 [ 1340.806001][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.806051][ T32] r4:82ac21e4 [ 1340.806072][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.806114][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1340.806137][ T32] r4:e0539dc0 [ 1340.806181][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.806276][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1340.806341][ T32] r4:00000000 [ 1340.806365][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.806432][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1340.806459][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.806501][ T32] r5:00001000 r4:e033d000 [ 1340.806522][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.806571][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.806617][ T32] r5:84b4d38c r4:84b4d000 [ 1340.806638][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.806710][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1340.806735][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.806783][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.806805][ T32] r4:84bc7b80 [ 1340.806826][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.806897][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1340.806923][ T32] r4:00000001 [ 1340.806942][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.806978][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1340.807004][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.807034][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.807110][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.807177][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.807203][ T32] r4:84bcf980 [ 1340.807224][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.807251][ T32] INFO: task kworker/0:702:5075 blocked for more than 467 seconds. [ 1340.807281][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.807348][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.807374][ T32] task:kworker/0:702 state:D stack:0 pid:5075 tgid:5075 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.807421][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.807481][ T32] Call trace: [ 1340.807551][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.807603][ T32] r10:8291a684 r9:eb5f9d84 r8:00000002 r7:60000113 r6:eb5f9d8c r5:8499c800 [ 1340.807634][ T32] r4:8499c800 [ 1340.807655][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.807699][ T32] r5:8499c800 r4:8291a680 [ 1340.807719][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.807757][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.807798][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5f9e08 [ 1340.807822][ T32] r4:00000000 [ 1340.807840][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.807874][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.807907][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.807949][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85669500 [ 1340.807995][ T32] r4:00000000 [ 1340.808044][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.808138][ T32] r9:83018005 r8:8499c800 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1340.808163][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.808207][ T32] r5:00001000 r4:eb1bf000 [ 1340.808252][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.808351][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.808430][ T32] r5:855c4f8c r4:855c4c00 [ 1340.808453][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.808501][ T32] r7:dddced80 r6:83018000 r5:855c4f8c r4:85660500 [ 1340.808522][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.808582][ T32] r10:61c88647 r9:8499c800 r8:8566052c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.808607][ T32] r4:85660500 [ 1340.808650][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.808724][ T32] r10:00000000 r9:85660500 r8:80287e08 r7:eb5f1e60 r6:85660600 r5:8499c800 [ 1340.808750][ T32] r4:00000001 [ 1340.808770][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.808806][ T32] Exception stack(0xeb5f9fb0 to 0xeb5f9ff8) [ 1340.808856][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.808889][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.808918][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.808972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.809023][ T32] r4:85669240 [ 1340.809327][ T32] INFO: task kworker/0:702:5075 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1340.809365][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.809560][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.809641][ T32] Call trace: [ 1340.809676][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.809730][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1340.809772][ T32] r4:00000000 [ 1340.809795][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.809836][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1340.809864][ T32] 9d20: 8a9da000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1340.809892][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1340.809918][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1340.809942][ T32] r5:80070013 r4:80239bb0 [ 1340.809962][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.810002][ T32] r4:82ac21e4 [ 1340.810045][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.810093][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1340.810139][ T32] r4:e0539dc0 [ 1340.810184][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.810253][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1340.810295][ T32] r4:00000000 [ 1340.810322][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.810370][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1340.810520][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.829769][ T32] r5:00001000 r4:e033d000 [ 1340.829842][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.829913][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.829959][ T32] r5:84b4d38c r4:84b4d000 [ 1340.829980][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.830053][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1340.830078][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.830127][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.830156][ T32] r4:84bc7b80 [ 1340.830262][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.830365][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1340.830409][ T32] r4:00000001 [ 1340.830851][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.830919][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1340.830989][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.831029][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.831131][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.831172][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.831197][ T32] r4:84bcf980 [ 1340.831220][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.831254][ T32] INFO: task kworker/0:703:5076 blocked for more than 467 seconds. [ 1340.831309][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.831363][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.831389][ T32] task:kworker/0:703 state:D stack:0 pid:5076 tgid:5076 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.831464][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.831569][ T32] Call trace: [ 1340.831614][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.831721][ T32] r10:8291a684 r9:eb601d84 r8:00000002 r7:60000013 r6:eb601d8c r5:8499d400 [ 1340.831799][ T32] r4:8499d400 [ 1340.831823][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.831930][ T32] r5:8499d400 r4:8291a680 [ 1340.831980][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.832048][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.832102][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb601e08 [ 1340.832159][ T32] r4:00000000 [ 1340.832182][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.832219][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.832258][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.832311][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85669300 [ 1340.832389][ T32] r4:00000000 [ 1340.832418][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.832489][ T32] r9:83018005 r8:8499d400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1340.832541][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.832614][ T32] r5:00001000 r4:eb19f000 [ 1340.832639][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.832681][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.832725][ T32] r5:855c4b8c r4:855c4800 [ 1340.832770][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.832820][ T32] r7:dddced80 r6:83018000 r5:855c4b8c r4:85660680 [ 1340.832892][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.833018][ T32] r10:61c88647 r9:8499d400 r8:856606ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.833069][ T32] r4:85660680 [ 1340.833093][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.833139][ T32] r10:00000000 r9:85660680 r8:80287e08 r7:eb5f9e60 r6:85660780 r5:8499d400 [ 1340.833175][ T32] r4:00000001 [ 1340.833197][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.833259][ T32] Exception stack(0xeb601fb0 to 0xeb601ff8) [ 1340.833289][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.833342][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.833397][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.833458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.833485][ T32] r4:85669340 [ 1340.833898][ T32] INFO: task kworker/0:703:5076 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1340.833935][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.834026][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.834076][ T32] Call trace: [ 1340.834125][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.834178][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1340.834201][ T32] r4:00000000 [ 1340.834234][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.834297][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1340.834332][ T32] 9d20: 8ab26000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1340.834367][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1340.834394][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1340.834417][ T32] r5:80070013 r4:80239bb0 [ 1340.834437][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.834494][ T32] r4:82ac21e4 [ 1340.834520][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.834587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1340.834615][ T32] r4:e0539dc0 [ 1340.834659][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.834705][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1340.834730][ T32] r4:00000000 [ 1340.834749][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.834796][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1340.834818][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.834858][ T32] r5:00001000 r4:e033d000 [ 1340.834879][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.834939][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.834997][ T32] r5:84b4d38c r4:84b4d000 [ 1340.835045][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.835121][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1340.835147][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.835197][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.835246][ T32] r4:84bc7b80 [ 1340.835298][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.835362][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1340.835409][ T32] r4:00000001 [ 1340.835448][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.835547][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1340.835595][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.835627][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.835654][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.835687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.835711][ T32] r4:84bcf980 [ 1340.835736][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.835764][ T32] INFO: task kworker/0:704:5078 blocked for more than 467 seconds. [ 1340.835818][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.835847][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.835871][ T32] task:kworker/0:704 state:D stack:0 pid:5078 tgid:5078 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.835959][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.836006][ T32] Call trace: [ 1340.836036][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.836145][ T32] r10:8291a684 r9:eb5fdd84 r8:00000002 r7:60000013 r6:eb5fdd8c r5:8499ec00 [ 1340.836172][ T32] r4:8499ec00 [ 1340.836195][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.836246][ T32] r5:8499ec00 r4:8291a680 [ 1340.836267][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.836385][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.836446][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5fde08 [ 1340.836470][ T32] r4:00000000 [ 1340.836489][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.836525][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.836563][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.836645][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85669700 [ 1340.836680][ T32] r4:00000000 [ 1340.836776][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.836826][ T32] r9:83018005 r8:8499ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1340.836865][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.836932][ T32] r5:00001000 r4:eb27f000 [ 1340.836954][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.836994][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.837037][ T32] r5:855c538c r4:855c5000 [ 1340.837057][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.837117][ T32] r7:dddced80 r6:83018000 r5:855c538c r4:85660580 [ 1340.837177][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.837253][ T32] r10:61c88647 r9:8499ec00 r8:856605ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.837279][ T32] r4:85660580 [ 1340.837305][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.837352][ T32] r10:00000000 r9:85660580 r8:80287e08 r7:eb5f9e60 r6:85660880 r5:8499ec00 [ 1340.837376][ T32] r4:00000001 [ 1340.837395][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.837453][ T32] Exception stack(0xeb5fdfb0 to 0xeb5fdff8) [ 1340.837488][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.837517][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.837543][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.837571][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.837593][ T32] r4:85669580 [ 1340.837880][ T32] INFO: task kworker/0:704:5078 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1340.837917][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.837976][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.838024][ T32] Call trace: [ 1340.838108][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.838165][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1340.838190][ T32] r4:00000000 [ 1340.838210][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.838298][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1340.838334][ T32] 9d20: 8ab26000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1340.838363][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1340.838387][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1340.838411][ T32] r5:80070013 r4:80239bb0 [ 1340.838438][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.838482][ T32] r4:82ac21e4 [ 1340.838502][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.838544][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1340.838663][ T32] r4:e0539dc0 [ 1340.838686][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.838756][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1340.838783][ T32] r4:00000000 [ 1340.838803][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.838848][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1340.838879][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.838996][ T32] r5:00001000 r4:e033d000 [ 1340.839062][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.839112][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.839157][ T32] r5:84b4d38c r4:84b4d000 [ 1340.839202][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.839253][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1340.839279][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.839334][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.839405][ T32] r4:84bc7b80 [ 1340.839427][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.839525][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1340.839575][ T32] r4:00000001 [ 1340.839598][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.839636][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1340.839662][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.839691][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.839717][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.839745][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.839767][ T32] r4:84bcf980 [ 1340.839786][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.839811][ T32] INFO: task kworker/0:705:5080 blocked for more than 467 seconds. [ 1340.839840][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.839864][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.839885][ T32] task:kworker/0:705 state:D stack:0 pid:5080 tgid:5080 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.839959][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.840066][ T32] Call trace: [ 1340.840100][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.840148][ T32] r10:8291a684 r9:eb609d84 r8:00000002 r7:60000113 r6:eb609d8c r5:85520c00 [ 1340.840171][ T32] r4:85520c00 [ 1340.840191][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.840271][ T32] r5:85520c00 r4:8291a680 [ 1340.840350][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.840495][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.859459][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb609e08 [ 1340.859527][ T32] r4:00000000 [ 1340.859572][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.859637][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.859679][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.859723][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85669ac0 [ 1340.859758][ T32] r4:00000000 [ 1340.859782][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.859831][ T32] r9:83018005 r8:85520c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1340.859875][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.859957][ T32] r5:00001000 r4:eb2c1000 [ 1340.859980][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.860024][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.860068][ T32] r5:855c578c r4:855c5400 [ 1340.860088][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.860160][ T32] r7:dddced80 r6:83018000 r5:855c578c r4:85660700 [ 1340.860214][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.860276][ T32] r10:61c88647 r9:85520c00 r8:8566072c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.860358][ T32] r4:85660700 [ 1340.860426][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.876668][ T32] r10:00000000 r9:85660700 r8:80287e08 r7:eb5fde60 r6:85660800 r5:85520c00 [ 1340.876727][ T32] r4:00000001 [ 1340.876755][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.876823][ T32] Exception stack(0xeb609fb0 to 0xeb609ff8) [ 1340.876892][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.876933][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.876962][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.877051][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.877090][ T32] r4:856696c0 [ 1340.877573][ T32] INFO: task kworker/0:705:5080 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1340.877629][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.877725][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.877835][ T32] Call trace: [ 1340.877886][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.878020][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1340.878048][ T32] r4:00000000 [ 1340.878070][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.878193][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1340.878231][ T32] 9d20: 8b265000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1340.878262][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1340.878287][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1340.878326][ T32] r5:80070013 r4:80239bb0 [ 1340.878349][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.878393][ T32] r4:82ac21e4 [ 1340.878414][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.878456][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1340.878503][ T32] r4:e0539dc0 [ 1340.878526][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.878626][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1340.878657][ T32] r4:00000000 [ 1340.878707][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.878780][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1340.878804][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.878847][ T32] r5:00001000 r4:e033d000 [ 1340.878869][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.878934][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.878999][ T32] r5:84b4d38c r4:84b4d000 [ 1340.879054][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.879117][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1340.879138][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.879207][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.879259][ T32] r4:84bc7b80 [ 1340.879288][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.879392][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1340.879418][ T32] r4:00000001 [ 1340.879439][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.879475][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1340.879514][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.879572][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.879604][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.879634][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.879657][ T32] r4:84bcf980 [ 1340.879679][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.879724][ T32] INFO: task kworker/0:706:5083 blocked for more than 467 seconds. [ 1340.879758][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.879783][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.879806][ T32] task:kworker/0:706 state:D stack:0 pid:5083 tgid:5083 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.879854][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.879948][ T32] Call trace: [ 1340.879982][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.880032][ T32] r10:8291a684 r9:eb611d84 r8:00000002 r7:60000113 r6:eb611d8c r5:85522400 [ 1340.880055][ T32] r4:85522400 [ 1340.880075][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.880119][ T32] r5:85522400 r4:8291a680 [ 1340.880138][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.880178][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.880220][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb611e08 [ 1340.880244][ T32] r4:00000000 [ 1340.880304][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.880400][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.885815][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.885957][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85669c80 [ 1340.885986][ T32] r4:00000000 [ 1340.886009][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.886059][ T32] r9:83018005 r8:85522400 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1340.886081][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.886129][ T32] r5:00001000 r4:eb2e7000 [ 1340.886151][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.886190][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.886232][ T32] r5:855c5b8c r4:855c5800 [ 1340.886252][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.886311][ T32] r7:dddced80 r6:83018000 r5:855c5b8c r4:85660900 [ 1340.886335][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.886383][ T32] r10:61c88647 r9:85522400 r8:8566092c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.886413][ T32] r4:85660900 [ 1340.886435][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.886485][ T32] r10:00000000 r9:85660900 r8:80287e08 r7:eb609e60 r6:85660a80 r5:85522400 [ 1340.886507][ T32] r4:00000001 [ 1340.886527][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.886589][ T32] Exception stack(0xeb611fb0 to 0xeb611ff8) [ 1340.886671][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.886708][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.886758][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.886792][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.886815][ T32] r4:85669a80 [ 1340.887283][ T32] INFO: task kworker/0:706:5083 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1340.887342][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.887467][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.887520][ T32] Call trace: [ 1340.887594][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.887681][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1340.887709][ T32] r4:00000000 [ 1340.887752][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.887796][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1340.887825][ T32] 9d20: 8b265000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1340.887854][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1340.887878][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1340.887924][ T32] r5:80070013 r4:80239bb0 [ 1340.887948][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.888011][ T32] r4:82ac21e4 [ 1340.888063][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.888128][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1340.888176][ T32] r4:e0539dc0 [ 1340.888201][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.888245][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1340.888268][ T32] r4:00000000 [ 1340.888288][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.888389][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1340.888471][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.888555][ T32] r5:00001000 r4:e033d000 [ 1340.888581][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.888626][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.888718][ T32] r5:84b4d38c r4:84b4d000 [ 1340.888760][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.888857][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1340.888905][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.888957][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.888980][ T32] r4:84bc7b80 [ 1340.889000][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.889046][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1340.889069][ T32] r4:00000001 [ 1340.889087][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.889122][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1340.889148][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.889178][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.889204][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.889232][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.889253][ T32] r4:84bcf980 [ 1340.889274][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.889346][ T32] INFO: task kworker/0:707:5085 blocked for more than 467 seconds. [ 1340.889384][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.889424][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.889449][ T32] task:kworker/0:707 state:D stack:0 pid:5085 tgid:5085 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.889498][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.889588][ T32] Call trace: [ 1340.889650][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.889750][ T32] r10:8291a684 r9:eb615d84 r8:00000002 r7:60000113 r6:eb615d8c r5:85520000 [ 1340.889810][ T32] r4:85520000 [ 1340.889858][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.889955][ T32] r5:85520000 r4:8291a680 [ 1340.889996][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.890041][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.890086][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb615e08 [ 1340.890110][ T32] r4:00000000 [ 1340.890130][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.890167][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.890204][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.890247][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85669e80 [ 1340.890304][ T32] r4:00000000 [ 1340.890331][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.890395][ T32] r9:83018005 r8:85520000 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1340.890498][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.904351][ T32] r5:00001000 r4:eb307000 [ 1340.904413][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.904479][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.904525][ T32] r5:855c5f8c r4:855c5c00 [ 1340.904546][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.904599][ T32] r7:dddced80 r6:83018000 r5:855c5f8c r4:85660980 [ 1340.904620][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.904681][ T32] r10:61c88647 r9:85520000 r8:856609ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.904708][ T32] r4:85660980 [ 1340.904755][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.904808][ T32] r10:00000000 r9:85660980 r8:80287e08 r7:eb611e60 r6:85660b80 r5:85520000 [ 1340.904849][ T32] r4:00000001 [ 1340.904908][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.904949][ T32] Exception stack(0xeb615fb0 to 0xeb615ff8) [ 1340.904979][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.905029][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.905058][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.905087][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.905109][ T32] r4:856699c0 [ 1340.905611][ T32] INFO: task kworker/0:707:5085 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1340.905664][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.905773][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.905824][ T32] Call trace: [ 1340.905901][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.905986][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1340.906043][ T32] r4:00000000 [ 1340.906079][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.906124][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1340.906152][ T32] 9d20: 8b490000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1340.906180][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1340.906205][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1340.906229][ T32] r5:80070013 r4:80239bb0 [ 1340.906249][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.906314][ T32] r4:82ac21e4 [ 1340.906342][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.906385][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1340.906408][ T32] r4:e0539dc0 [ 1340.906427][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.906468][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1340.906489][ T32] r4:00000000 [ 1340.906508][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.906557][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1340.906593][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.906639][ T32] r5:00001000 r4:e033d000 [ 1340.906673][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.906717][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.906759][ T32] r5:84b4d38c r4:84b4d000 [ 1340.906778][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.906822][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1340.906864][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.906937][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.906963][ T32] r4:84bc7b80 [ 1340.907002][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.907051][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1340.907076][ T32] r4:00000001 [ 1340.907095][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.907130][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1340.907185][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.907218][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.907244][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.907272][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.907294][ T32] r4:84bcf980 [ 1340.907322][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.907352][ T32] INFO: task kworker/0:708:5088 blocked for more than 467 seconds. [ 1340.907425][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.907460][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.907482][ T32] task:kworker/0:708 state:D stack:0 pid:5088 tgid:5088 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.907528][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.907617][ T32] Call trace: [ 1340.907679][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.907749][ T32] r10:8291a684 r9:eb61dd84 r8:00000002 r7:60000013 r6:eb61dd8c r5:85636000 [ 1340.907774][ T32] r4:85636000 [ 1340.907795][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.907839][ T32] r5:85636000 r4:8291a680 [ 1340.907858][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.907896][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.907938][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb61de08 [ 1340.907961][ T32] r4:00000000 [ 1340.908123][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.908162][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.908217][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.908261][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8566f040 [ 1340.908283][ T32] r4:00000000 [ 1340.908310][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.908406][ T32] r9:83018005 r8:85636000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1340.908431][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.908473][ T32] r5:00001000 r4:eb34d000 [ 1340.908492][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.908531][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.908586][ T32] r5:855c638c r4:855c6000 [ 1340.908618][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.908667][ T32] r7:dddced80 r6:83018000 r5:855c638c r4:85660a00 [ 1340.908687][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.908732][ T32] r10:61c88647 r9:85636000 r8:85660a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.908764][ T32] r4:85660a00 [ 1340.908785][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.908830][ T32] r10:00000000 r9:85660a00 r8:80287e08 r7:eb615e60 r6:8565a300 r5:85636000 [ 1340.908852][ T32] r4:00000001 [ 1340.908871][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.908905][ T32] Exception stack(0xeb61dfb0 to 0xeb61dff8) [ 1340.908932][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.908960][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.908986][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.909014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.909036][ T32] r4:8566f000 [ 1340.909345][ T32] INFO: task kworker/0:708:5088 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1340.909383][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.909474][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.909519][ T32] Call trace: [ 1340.909547][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.909603][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1340.909625][ T32] r4:00000000 [ 1340.909645][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.909715][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1340.909746][ T32] 9d20: 8b490000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1340.909775][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1340.909800][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1340.909823][ T32] r5:80070013 r4:80239bb0 [ 1340.909843][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.909896][ T32] r4:82ac21e4 [ 1340.909923][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.909965][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1340.909989][ T32] r4:e0539dc0 [ 1340.910007][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.910066][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1340.910093][ T32] r4:00000000 [ 1340.910112][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.910158][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1340.910178][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.910219][ T32] r5:00001000 r4:e033d000 [ 1340.910248][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.910290][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.910352][ T32] r5:84b4d38c r4:84b4d000 [ 1340.910383][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.929405][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1340.929504][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.929586][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.929611][ T32] r4:84bc7b80 [ 1340.929631][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.929680][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1340.929723][ T32] r4:00000001 [ 1340.929766][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.929817][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1340.929865][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.929916][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.929970][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.930002][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.930047][ T32] r4:84bcf980 [ 1340.930073][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.930104][ T32] INFO: task kworker/0:709:5089 blocked for more than 467 seconds. [ 1340.930157][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.930205][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.930236][ T32] task:kworker/0:709 state:D stack:0 pid:5089 tgid:5089 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.930308][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.930397][ T32] Call trace: [ 1340.930844][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.930921][ T32] r10:8291a684 r9:eb621d84 r8:00000002 r7:60000113 r6:eb621d8c r5:85635400 [ 1340.930946][ T32] r4:85635400 [ 1340.930967][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.931032][ T32] r5:85635400 r4:8291a680 [ 1340.931056][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.931117][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.931186][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb621e08 [ 1340.931211][ T32] r4:00000000 [ 1340.931230][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.931265][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.931327][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.931392][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8566f280 [ 1340.931418][ T32] r4:00000000 [ 1340.931439][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.931498][ T32] r9:83018005 r8:85635400 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1340.931533][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.931584][ T32] r5:00001000 r4:eb45f000 [ 1340.931605][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.931644][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.931685][ T32] r5:855c6b8c r4:855c6800 [ 1340.931705][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.931761][ T32] r7:dddced80 r6:83018000 r5:855c6b8c r4:85660c00 [ 1340.931785][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.931856][ T32] r10:61c88647 r9:85635400 r8:85660c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.931881][ T32] r4:85660c00 [ 1340.931901][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.931947][ T32] r10:00000000 r9:85660c00 r8:80287e08 r7:eb61de60 r6:8565a500 r5:85635400 [ 1340.931969][ T32] r4:00000001 [ 1340.932009][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.932050][ T32] Exception stack(0xeb621fb0 to 0xeb621ff8) [ 1340.932078][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.932106][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.932132][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.932159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.932180][ T32] r4:8566f000 [ 1340.932623][ T32] INFO: task kworker/0:709:5089 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1340.932665][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.932746][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.932796][ T32] Call trace: [ 1340.932840][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.932893][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1340.932929][ T32] r4:00000000 [ 1340.932953][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.932994][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1340.933031][ T32] 9d20: 8b934000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1340.933072][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1340.933099][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1340.933140][ T32] r5:80070013 r4:80239bb0 [ 1340.933164][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.933219][ T32] r4:82ac21e4 [ 1340.933241][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.933285][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1340.933329][ T32] r4:e0539dc0 [ 1340.933352][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.933414][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1340.933460][ T32] r4:00000000 [ 1340.933482][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.933529][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1340.933549][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.933616][ T32] r5:00001000 r4:e033d000 [ 1340.933660][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.933704][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.933778][ T32] r5:84b4d38c r4:84b4d000 [ 1340.933818][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.933868][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1340.933888][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.933934][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.933979][ T32] r4:84bc7b80 [ 1340.934002][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.934050][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1340.934072][ T32] r4:00000001 [ 1340.934090][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.934148][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1340.934202][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.934250][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.934300][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.934336][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.934370][ T32] r4:84bcf980 [ 1340.934394][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.934422][ T32] INFO: task kworker/0:710:5091 blocked for more than 467 seconds. [ 1340.934453][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.934497][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.934540][ T32] task:kworker/0:710 state:D stack:0 pid:5091 tgid:5091 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.934618][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.934660][ T32] Call trace: [ 1340.934711][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.934771][ T32] r10:8291a684 r9:eb629d84 r8:00000002 r7:60000113 r6:eb629d8c r5:85633000 [ 1340.934796][ T32] r4:85633000 [ 1340.934817][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.934860][ T32] r5:85633000 r4:8291a680 [ 1340.934879][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.934917][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.934970][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb629e08 [ 1340.934995][ T32] r4:00000000 [ 1340.935014][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.935050][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.935126][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.935171][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8566f200 [ 1340.935195][ T32] r4:00000000 [ 1340.935215][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.935259][ T32] r9:83018005 r8:85633000 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1340.935280][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.935327][ T32] r5:00001000 r4:eb365000 [ 1340.935348][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.935423][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.935501][ T32] r5:855c678c r4:855c6400 [ 1340.935524][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.935580][ T32] r7:dddced80 r6:83018000 r5:855c678c r4:85660c80 [ 1340.935601][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.935648][ T32] r10:61c88647 r9:85633000 r8:85660cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.935670][ T32] r4:85660c80 [ 1340.935689][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.935739][ T32] r10:00000000 r9:85660c80 r8:80287e08 r7:eb621e60 r6:8565a400 r5:85633000 [ 1340.935766][ T32] r4:00000001 [ 1340.935785][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.935830][ T32] Exception stack(0xeb629fb0 to 0xeb629ff8) [ 1340.935893][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.935932][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.935960][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.935991][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.936013][ T32] r4:8566f400 [ 1340.936291][ T32] INFO: task kworker/0:710:5091 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1340.936379][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.936467][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.936538][ T32] Call trace: [ 1340.936607][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.936692][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1340.936718][ T32] r4:00000000 [ 1340.936737][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.936778][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1340.936807][ T32] 9d20: 8b934000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1340.936837][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1340.936862][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1340.936885][ T32] r5:80070013 r4:80239bb0 [ 1340.936905][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.936958][ T32] r4:82ac21e4 [ 1340.937011][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.937075][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1340.937098][ T32] r4:e0539dc0 [ 1340.937117][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.937160][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1340.937195][ T32] r4:00000000 [ 1340.937219][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.937279][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1340.937308][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.937362][ T32] r5:00001000 r4:e033d000 [ 1340.937403][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.937471][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.937516][ T32] r5:84b4d38c r4:84b4d000 [ 1340.937536][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.937582][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1340.937613][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.937666][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.937698][ T32] r4:84bc7b80 [ 1340.937732][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.937792][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1340.937837][ T32] r4:00000001 [ 1340.937858][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.937914][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1340.937971][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.938003][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.938048][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.938079][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.938102][ T32] r4:84bcf980 [ 1340.938130][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.938186][ T32] INFO: task kworker/0:711:5093 blocked for more than 467 seconds. [ 1340.938217][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.938240][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.938261][ T32] task:kworker/0:711 state:D stack:0 pid:5093 tgid:5093 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.938331][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.938374][ T32] Call trace: [ 1340.938403][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.938471][ T32] r10:8291a684 r9:eb631d84 r8:00000002 r7:60000113 r6:eb631d8c r5:85632400 [ 1340.938497][ T32] r4:85632400 [ 1340.938517][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.938561][ T32] r5:85632400 r4:8291a680 [ 1340.938581][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.938620][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.938661][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb631e08 [ 1340.938694][ T32] r4:00000000 [ 1340.938716][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.938751][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.938784][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.938824][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8566fa40 [ 1340.938848][ T32] r4:00000000 [ 1340.938876][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.938922][ T32] r9:83018005 r8:85632400 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1340.938943][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.938983][ T32] r5:00001000 r4:eb4af000 [ 1340.939013][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.939055][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.939097][ T32] r5:855cc38c r4:855cc000 [ 1340.939116][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.939161][ T32] r7:dddced80 r6:83018000 r5:855cc38c r4:85660d00 [ 1340.939181][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.939227][ T32] r10:61c88647 r9:85632400 r8:85660d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.939249][ T32] r4:85660d00 [ 1340.939267][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.939344][ T32] r10:00000000 r9:85660d00 r8:80287e08 r7:eb621e60 r6:8565a480 r5:85632400 [ 1340.939375][ T32] r4:00000001 [ 1340.939396][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.939431][ T32] Exception stack(0xeb631fb0 to 0xeb631ff8) [ 1340.939457][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.939486][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.939525][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.939563][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.939605][ T32] r4:8566f1c0 [ 1340.939843][ T32] INFO: task kworker/0:711:5093 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1340.939886][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.939994][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.940037][ T32] Call trace: [ 1340.940066][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.940117][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1340.940158][ T32] r4:00000000 [ 1340.940181][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.940221][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1340.940248][ T32] 9d20: 8b934000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1340.940276][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1340.940300][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1340.940360][ T32] r5:80070013 r4:80239bb0 [ 1340.940445][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.964922][ T32] r4:82ac21e4 [ 1340.964967][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.965035][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1340.965060][ T32] r4:e0539dc0 [ 1340.965079][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.965122][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1340.965144][ T32] r4:00000000 [ 1340.965180][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.965232][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1340.965276][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.965331][ T32] r5:00001000 r4:e033d000 [ 1340.965352][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.965422][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.965517][ T32] r5:84b4d38c r4:84b4d000 [ 1340.965544][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.965595][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1340.965636][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.965697][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.965744][ T32] r4:84bc7b80 [ 1340.965774][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.965853][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1340.965926][ T32] r4:00000001 [ 1340.965949][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.966011][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1340.966068][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.966120][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.966151][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.966180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.966213][ T32] r4:84bcf980 [ 1340.966273][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.966311][ T32] INFO: task kworker/0:712:5094 blocked for more than 467 seconds. [ 1340.966345][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.966392][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.966418][ T32] task:kworker/0:712 state:D stack:0 pid:5094 tgid:5094 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.966504][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.966581][ T32] Call trace: [ 1340.966625][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.966682][ T32] r10:8291a684 r9:eb635d84 r8:00000002 r7:60000113 r6:eb635d8c r5:85636c00 [ 1340.966718][ T32] r4:85636c00 [ 1340.966741][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.966786][ T32] r5:85636c00 r4:8291a680 [ 1340.966827][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.966870][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.966912][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb635e08 [ 1340.966961][ T32] r4:00000000 [ 1340.966989][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.967025][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.967059][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.967101][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8566f440 [ 1340.967146][ T32] r4:00000000 [ 1340.967169][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.967242][ T32] r9:83018005 r8:85636c00 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1340.967267][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.967315][ T32] r5:00001000 r4:eb469000 [ 1340.967336][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.967373][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.967426][ T32] r5:855c6f8c r4:855c6c00 [ 1340.967459][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.967518][ T32] r7:dddced80 r6:83018000 r5:855c6f8c r4:85660d80 [ 1340.967540][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.967590][ T32] r10:61c88647 r9:85636c00 r8:85660dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.967614][ T32] r4:85660d80 [ 1340.967659][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.967708][ T32] r10:00000000 r9:85660d80 r8:80287e08 r7:eb631e60 r6:8565a580 r5:85636c00 [ 1340.967730][ T32] r4:00000001 [ 1340.967770][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.967808][ T32] Exception stack(0xeb635fb0 to 0xeb635ff8) [ 1340.967835][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.967863][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.967910][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.967947][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.967990][ T32] r4:8566f540 [ 1340.968464][ T32] INFO: task kworker/0:712:5094 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1340.968511][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.968596][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.968694][ T32] Call trace: [ 1340.968732][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.968810][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1340.968836][ T32] r4:00000000 [ 1340.968856][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.968917][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1340.968949][ T32] 9d20: 8be43000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1340.968977][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1340.969008][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1340.969034][ T32] r5:80070013 r4:80239bb0 [ 1340.969055][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.969096][ T32] r4:82ac21e4 [ 1340.969115][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.969157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1340.969228][ T32] r4:e0539dc0 [ 1340.969280][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.969341][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1340.969373][ T32] r4:00000000 [ 1340.969396][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.969442][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1340.969508][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.969582][ T32] r5:00001000 r4:e033d000 [ 1340.969640][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.969695][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.969767][ T32] r5:84b4d38c r4:84b4d000 [ 1340.969817][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.969889][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1340.969941][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.970027][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.970051][ T32] r4:84bc7b80 [ 1340.970070][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.970129][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1340.970171][ T32] r4:00000001 [ 1340.970197][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.970255][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1340.970285][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.970335][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.970393][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.970449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.970535][ T32] r4:84bcf980 [ 1340.987276][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.987399][ T32] INFO: task kworker/0:713:5097 blocked for more than 467 seconds. [ 1340.987467][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.987538][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.987601][ T32] task:kworker/0:713 state:D stack:0 pid:5097 tgid:5097 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.987751][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.987863][ T32] Call trace: [ 1340.987945][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1340.988050][ T32] r10:8291a684 r9:eb641d84 r8:00000002 r7:60000113 r6:eb641d8c r5:85639800 [ 1340.988102][ T32] r4:85639800 [ 1340.988179][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1340.988270][ T32] r5:85639800 r4:8291a680 [ 1340.988363][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.988445][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.988528][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb641e08 [ 1340.988581][ T32] r4:00000000 [ 1340.988620][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1340.988727][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.988809][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.988894][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8566f5c0 [ 1340.988952][ T32] r4:00000000 [ 1340.989010][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.989099][ T32] r9:83018005 r8:85639800 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1340.989185][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.989275][ T32] r5:00001000 r4:eb47f000 [ 1340.989330][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.989408][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.989489][ T32] r5:855c738c r4:855c7000 [ 1340.989534][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.989625][ T32] r7:dddced80 r6:83018000 r5:855c738c r4:85660e80 [ 1340.989667][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.989757][ T32] r10:61c88647 r9:85639800 r8:85660eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.989803][ T32] r4:85660e80 [ 1340.989845][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.989934][ T32] r10:00000000 r9:85660e80 r8:80287e08 r7:eb631e60 r6:8565a600 r5:85639800 [ 1340.989973][ T32] r4:00000001 [ 1340.990021][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.990093][ T32] Exception stack(0xeb641fb0 to 0xeb641ff8) [ 1340.990147][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.990207][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.990254][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.990316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.990357][ T32] r4:8566f380 [ 1341.001394][ T32] INFO: task kworker/0:713:5097 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1341.001546][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.001694][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.001810][ T32] Call trace: [ 1341.001924][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.002050][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1341.002121][ T32] r4:00000000 [ 1341.002163][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.002246][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1341.002307][ T32] 9d20: 8c469000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1341.002367][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1341.002419][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1341.002470][ T32] r5:80070013 r4:80239bb0 [ 1341.002510][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.002602][ T32] r4:82ac21e4 [ 1341.002647][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.002751][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1341.002802][ T32] r4:e0539dc0 [ 1341.002844][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.002930][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1341.002970][ T32] r4:00000000 [ 1341.003016][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.003105][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1341.003172][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.003259][ T32] r5:00001000 r4:e033d000 [ 1341.003308][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.003389][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.003489][ T32] r5:84b4d38c r4:84b4d000 [ 1341.003538][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.003647][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1341.003689][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.003800][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.003877][ T32] r4:84bc7b80 [ 1341.003917][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.004029][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1341.004088][ T32] r4:00000001 [ 1341.004123][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.004219][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1341.004278][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.004356][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.004425][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.004487][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.004534][ T32] r4:84bcf980 [ 1341.004595][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.004648][ T32] INFO: task kworker/0:714:5098 blocked for more than 467 seconds. [ 1341.004767][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.005012][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.005196][ T32] task:kworker/0:714 state:D stack:0 pid:5098 tgid:5098 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.005351][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.005492][ T32] Call trace: [ 1341.005612][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1341.005743][ T32] r10:8291a684 r9:eb645d84 r8:00000002 r7:60000113 r6:eb645d8c r5:8563a400 [ 1341.005819][ T32] r4:8563a400 [ 1341.005880][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1341.005993][ T32] r5:8563a400 r4:8291a680 [ 1341.006046][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.006148][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.006247][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb645e08 [ 1341.006306][ T32] r4:00000000 [ 1341.006370][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1341.006454][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.006564][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.006662][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8566f740 [ 1341.006717][ T32] r4:00000000 [ 1341.006763][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.006866][ T32] r9:83018005 r8:8563a400 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1341.006918][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.007016][ T32] r5:00001000 r4:eb489000 [ 1341.007068][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.007162][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.007259][ T32] r5:855c778c r4:855c7400 [ 1341.007333][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.007425][ T32] r7:dddced80 r6:83018000 r5:855c778c r4:85660f00 [ 1341.007472][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.007566][ T32] r10:61c88647 r9:8563a400 r8:85660f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.007608][ T32] r4:85660f00 [ 1341.007655][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.007761][ T32] r10:00000000 r9:85660f00 r8:80287e08 r7:eb631e60 r6:8565a680 r5:8563a400 [ 1341.007823][ T32] r4:00000001 [ 1341.007868][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.007938][ T32] Exception stack(0xeb645fb0 to 0xeb645ff8) [ 1341.008017][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.008128][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.008232][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.008356][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.008419][ T32] r4:8566f580 [ 1341.008958][ T32] INFO: task kworker/0:714:5098 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1341.009072][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.009216][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.009339][ T32] Call trace: [ 1341.009450][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.009563][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1341.009612][ T32] r4:00000000 [ 1341.009660][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.009742][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1341.009809][ T32] 9d20: 8c469000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1341.009874][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1341.009948][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1341.010040][ T32] r5:80070013 r4:80239bb0 [ 1341.010096][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.010187][ T32] r4:82ac21e4 [ 1341.010227][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.010332][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1341.010386][ T32] r4:e0539dc0 [ 1341.010424][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.037584][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1341.037724][ T32] r4:00000000 [ 1341.037779][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.037899][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1341.037991][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.038082][ T32] r5:00001000 r4:e033d000 [ 1341.038121][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.038201][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.038283][ T32] r5:84b4d38c r4:84b4d000 [ 1341.038372][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.038492][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1341.038602][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.038719][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.038793][ T32] r4:84bc7b80 [ 1341.038840][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.038939][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1341.038993][ T32] r4:00000001 [ 1341.039039][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.039115][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1341.039181][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.039254][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.039318][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.039375][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.039420][ T32] r4:84bcf980 [ 1341.039462][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.039521][ T32] INFO: task kworker/0:715:5101 blocked for more than 467 seconds. [ 1341.039613][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.039666][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.039735][ T32] task:kworker/0:715 state:D stack:0 pid:5101 tgid:5101 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.039846][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.039940][ T32] Call trace: [ 1341.040022][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1341.040122][ T32] r10:8291a684 r9:eb651d84 r8:00000002 r7:60000113 r6:eb651d8c r5:85638c00 [ 1341.040167][ T32] r4:85638c00 [ 1341.040226][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1341.040314][ T32] r5:85638c00 r4:8291a680 [ 1341.040378][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.046909][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.047046][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb651e08 [ 1341.047073][ T32] r4:00000000 [ 1341.047115][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1341.047159][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.047213][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.047259][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8566f7c0 [ 1341.047282][ T32] r4:00000000 [ 1341.047306][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.047355][ T32] r9:83018005 r8:85638c00 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1341.047377][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.047423][ T32] r5:00001000 r4:eb497000 [ 1341.047443][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.047481][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.047524][ T32] r5:855c7b8c r4:855c7800 [ 1341.047544][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.047593][ T32] r7:dddced80 r6:83018000 r5:855c7b8c r4:85660f80 [ 1341.047626][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.047679][ T32] r10:61c88647 r9:85638c00 r8:85660fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.047702][ T32] r4:85660f80 [ 1341.047740][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.047810][ T32] r10:00000000 r9:85660f80 r8:80287e08 r7:eb631e60 r6:8565a700 r5:85638c00 [ 1341.047835][ T32] r4:00000001 [ 1341.047855][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.047892][ T32] Exception stack(0xeb651fb0 to 0xeb651ff8) [ 1341.047932][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.047974][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.048004][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.048034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.048056][ T32] r4:8566f700 [ 1341.048502][ T32] INFO: task kworker/0:715:5101 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1341.048544][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.048623][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.048671][ T32] Call trace: [ 1341.048723][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.048788][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1341.048824][ T32] r4:00000000 [ 1341.048847][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.048888][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1341.048916][ T32] 9d20: 8c9bb000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1341.048945][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1341.048970][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1341.048995][ T32] r5:80070013 r4:80239bb0 [ 1341.049015][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.049076][ T32] r4:82ac21e4 [ 1341.049100][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.049143][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1341.049165][ T32] r4:e0539dc0 [ 1341.049183][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.049224][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1341.049276][ T32] r4:00000000 [ 1341.049300][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.049368][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1341.049389][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.049429][ T32] r5:00001000 r4:e033d000 [ 1341.049459][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.049503][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.049545][ T32] r5:84b4d38c r4:84b4d000 [ 1341.049567][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.049613][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1341.049657][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.049727][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.049752][ T32] r4:84bc7b80 [ 1341.049774][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.049820][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1341.049843][ T32] r4:00000001 [ 1341.049861][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.049918][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1341.049976][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.050007][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.050033][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.050061][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.050082][ T32] r4:84bcf980 [ 1341.050102][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.050170][ T32] INFO: task kworker/0:716:5102 blocked for more than 467 seconds. [ 1341.050229][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.050276][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.050345][ T32] task:kworker/0:716 state:D stack:0 pid:5102 tgid:5102 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.050419][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.064903][ T32] Call trace: [ 1341.064998][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1341.065073][ T32] r10:8291a684 r9:eb655d84 r8:00000002 r7:60000113 r6:eb655d8c r5:85638000 [ 1341.065098][ T32] r4:85638000 [ 1341.065119][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1341.065164][ T32] r5:85638000 r4:8291a680 [ 1341.065184][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.065259][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.065390][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb655e08 [ 1341.065426][ T32] r4:00000000 [ 1341.065445][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1341.065484][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.065522][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.065567][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8566f9c0 [ 1341.065590][ T32] r4:00000000 [ 1341.065610][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.065689][ T32] r9:83018005 r8:85638000 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1341.065714][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.065761][ T32] r5:00001000 r4:eb4a1000 [ 1341.065807][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.065878][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.065964][ T32] r5:855c7f8c r4:855c7c00 [ 1341.066017][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.066115][ T32] r7:dddced80 r6:83018000 r5:855c7f8c r4:85660b00 [ 1341.066159][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.066250][ T32] r10:61c88647 r9:85638000 r8:85660b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.066294][ T32] r4:85660b00 [ 1341.066342][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.066428][ T32] r10:00000000 r9:85660b00 r8:80287e08 r7:eb631e60 r6:8565a780 r5:85638000 [ 1341.066478][ T32] r4:00000001 [ 1341.066515][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.066599][ T32] Exception stack(0xeb655fb0 to 0xeb655ff8) [ 1341.066723][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.066787][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.066847][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.066924][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.066995][ T32] r4:8566f800 [ 1341.067682][ T32] INFO: task kworker/0:716:5102 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1341.067757][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.067892][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.067990][ T32] Call trace: [ 1341.068072][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.068174][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1341.068227][ T32] r4:00000000 [ 1341.068272][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.068382][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1341.068438][ T32] 9d20: 8cf62000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1341.068504][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1341.068555][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1341.068609][ T32] r5:80070013 r4:80239bb0 [ 1341.068646][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.068732][ T32] r4:82ac21e4 [ 1341.068789][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.068880][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1341.068926][ T32] r4:e0539dc0 [ 1341.068990][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.069076][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1341.069118][ T32] r4:00000000 [ 1341.069203][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.069296][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1341.069357][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.069439][ T32] r5:00001000 r4:e033d000 [ 1341.069483][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.069586][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.069670][ T32] r5:84b4d38c r4:84b4d000 [ 1341.069708][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.069821][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1341.069871][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.069965][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.070008][ T32] r4:84bc7b80 [ 1341.070050][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.070138][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1341.070181][ T32] r4:00000001 [ 1341.070222][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.070286][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1341.070350][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.070403][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.082879][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.083000][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.083056][ T32] r4:84bcf980 [ 1341.083088][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.083124][ T32] INFO: task kworker/0:717:5105 blocked for more than 467 seconds. [ 1341.083159][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.083204][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.083259][ T32] task:kworker/0:717 state:D stack:0 pid:5105 tgid:5105 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.083368][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.083450][ T32] Call trace: [ 1341.083516][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1341.083616][ T32] r10:8291a684 r9:eb661d84 r8:00000002 r7:60000013 r6:eb661d8c r5:8563bc00 [ 1341.083645][ T32] r4:8563bc00 [ 1341.083665][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1341.083710][ T32] r5:8563bc00 r4:8291a680 [ 1341.083730][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.083784][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.083849][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb661e08 [ 1341.083898][ T32] r4:00000000 [ 1341.083944][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1341.084020][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.084102][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.084191][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8566fb40 [ 1341.084244][ T32] r4:00000000 [ 1341.084290][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.084415][ T32] r9:83018005 r8:8563bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1341.084469][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.084563][ T32] r5:00001000 r4:eb4b9000 [ 1341.084609][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.084697][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.084798][ T32] r5:855cc78c r4:855cc400 [ 1341.084842][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.084949][ T32] r7:dddced80 r6:83018000 r5:855cc78c r4:85660e00 [ 1341.084990][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.085039][ T32] r10:61c88647 r9:8563bc00 r8:85660e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.085063][ T32] r4:85660e00 [ 1341.085082][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.085146][ T32] r10:00000000 r9:85660e00 r8:80287e08 r7:eb631e60 r6:8565a800 r5:8563bc00 [ 1341.085203][ T32] r4:00000001 [ 1341.085259][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.085327][ T32] Exception stack(0xeb661fb0 to 0xeb661ff8) [ 1341.085411][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.085691][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.085767][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.085850][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.085905][ T32] r4:8566fa80 [ 1341.086726][ T32] INFO: task kworker/0:717:5105 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1341.086818][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.086965][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.087081][ T32] Call trace: [ 1341.087179][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.087307][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1341.087361][ T32] r4:00000000 [ 1341.087404][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.087492][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1341.087554][ T32] 9d20: 8cf62000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1341.087614][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1341.087676][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1341.087729][ T32] r5:80070013 r4:80239bb0 [ 1341.087778][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.087866][ T32] r4:82ac21e4 [ 1341.087912][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.088003][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1341.088052][ T32] r4:e0539dc0 [ 1341.088092][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.088188][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1341.088240][ T32] r4:00000000 [ 1341.088312][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.088465][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1341.088521][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.088623][ T32] r5:00001000 r4:e033d000 [ 1341.088670][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.088752][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.088840][ T32] r5:84b4d38c r4:84b4d000 [ 1341.088884][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.088981][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1341.089030][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.089134][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.089186][ T32] r4:84bc7b80 [ 1341.089228][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.089339][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1341.089390][ T32] r4:00000001 [ 1341.089436][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.089512][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1341.089570][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.089633][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.089690][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.089749][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.089796][ T32] r4:84bcf980 [ 1341.089839][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.089900][ T32] INFO: task kworker/0:718:5107 blocked for more than 467 seconds. [ 1341.089966][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.090037][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.090089][ T32] task:kworker/0:718 state:D stack:0 pid:5107 tgid:5107 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.090185][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.090292][ T32] Call trace: [ 1341.111342][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1341.111596][ T32] r10:8291a684 r9:eb669d84 r8:00000002 r7:60000013 r6:eb669d8c r5:8563d400 [ 1341.111676][ T32] r4:8563d400 [ 1341.111735][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1341.111931][ T32] r5:8563d400 r4:8291a680 [ 1341.111988][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.112175][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.112266][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb669e08 [ 1341.112347][ T32] r4:00000000 [ 1341.112394][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1341.112469][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.112546][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.112628][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85659b00 [ 1341.112676][ T32] r4:00000000 [ 1341.112713][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.112837][ T32] r9:83018005 r8:8563d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 1341.112887][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.112973][ T32] r5:00001000 r4:eb4e7000 [ 1341.113013][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.113096][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.113261][ T32] r5:855cd38c r4:855cd000 [ 1341.113377][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.113472][ T32] r7:dddced80 r6:83018000 r5:855cd38c r4:855ec900 [ 1341.113528][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.113624][ T32] r10:61c88647 r9:8563d400 r8:855ec92c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.113667][ T32] r4:855ec900 [ 1341.113715][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.113803][ T32] r10:00000000 r9:855ec900 r8:80287e08 r7:eb661e60 r6:8565a880 r5:8563d400 [ 1341.113846][ T32] r4:00000001 [ 1341.113884][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.113958][ T32] Exception stack(0xeb669fb0 to 0xeb669ff8) [ 1341.114019][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.114073][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.114127][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.114184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.114277][ T32] r4:8566fb80 [ 1341.114973][ T32] INFO: task kworker/0:718:5107 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1341.115049][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.115290][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.115461][ T32] Call trace: [ 1341.115532][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.115635][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1341.115686][ T32] r4:00000000 [ 1341.115726][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.115807][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1341.115862][ T32] 9d20: 8d2b6000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1341.115916][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1341.115974][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1341.116018][ T32] r5:80070013 r4:80239bb0 [ 1341.116063][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.116142][ T32] r4:82ac21e4 [ 1341.116185][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.116269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1341.116351][ T32] r4:e0539dc0 [ 1341.116394][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.116481][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1341.116525][ T32] r4:00000000 [ 1341.116571][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.116663][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1341.116707][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.116789][ T32] r5:00001000 r4:e033d000 [ 1341.116828][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.116910][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.116993][ T32] r5:84b4d38c r4:84b4d000 [ 1341.117090][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.117185][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1341.117229][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.117337][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.117386][ T32] r4:84bc7b80 [ 1341.117421][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.117514][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1341.117568][ T32] r4:00000001 [ 1341.117606][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.117685][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1341.117734][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.117793][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.117845][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.117955][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.118015][ T32] r4:84bcf980 [ 1341.118071][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.118154][ T32] INFO: task kworker/0:719:5108 blocked for more than 467 seconds. [ 1341.118252][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.118313][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.118367][ T32] task:kworker/0:719 state:D stack:0 pid:5108 tgid:5108 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.118465][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.118676][ T32] Call trace: [ 1341.118764][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1341.118876][ T32] r10:8291a684 r9:eb60dd84 r8:00000002 r7:60000113 r6:eb60dd8c r5:85523000 [ 1341.118991][ T32] r4:85523000 [ 1341.119040][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1341.119126][ T32] r5:85523000 r4:8291a680 [ 1341.119164][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.119243][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.119336][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb60de08 [ 1341.119384][ T32] r4:00000000 [ 1341.119422][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1341.119492][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.119558][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.119643][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8566fd00 [ 1341.119693][ T32] r4:00000000 [ 1341.119737][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.119843][ T32] r9:83018005 r8:85523000 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1341.119893][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.119971][ T32] r5:00001000 r4:eb4c7000 [ 1341.120017][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.120091][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.120172][ T32] r5:855ccb8c r4:855cc800 [ 1341.120218][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.120314][ T32] r7:dddced80 r6:83018000 r5:855ccb8c r4:8567f080 [ 1341.120381][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.151138][ T32] r10:61c88647 r9:85523000 r8:8567f0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.151338][ T32] r4:8567f080 [ 1341.151406][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.151549][ T32] r10:00000000 r9:8567f080 r8:80287e08 r7:eb669e60 r6:8567f000 r5:85523000 [ 1341.151606][ T32] r4:00000001 [ 1341.151648][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.151726][ T32] Exception stack(0xeb60dfb0 to 0xeb60dff8) [ 1341.151795][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.151856][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.151909][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.151987][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.152041][ T32] r4:8566fe00 [ 1341.152780][ T32] INFO: task kworker/0:719:5108 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1341.152837][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.152980][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.153109][ T32] Call trace: [ 1341.153149][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.153238][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1341.153296][ T32] r4:00000000 [ 1341.153374][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.153468][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1341.153532][ T32] 9d20: 8d782000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1341.153600][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1341.153633][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1341.153671][ T32] r5:80070013 r4:80239bb0 [ 1341.153700][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.153816][ T32] r4:82ac21e4 [ 1341.153853][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.153903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1341.153945][ T32] r4:e0539dc0 [ 1341.153992][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.154079][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1341.154125][ T32] r4:00000000 [ 1341.154168][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.154270][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1341.154333][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.154423][ T32] r5:00001000 r4:e033d000 [ 1341.154479][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.154572][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.154657][ T32] r5:84b4d38c r4:84b4d000 [ 1341.154706][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.154808][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1341.154872][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.154984][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.155046][ T32] r4:84bc7b80 [ 1341.155094][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.155187][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1341.155272][ T32] r4:00000001 [ 1341.155332][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.155408][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1341.155467][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.155532][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.155593][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.155665][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.155709][ T32] r4:84bcf980 [ 1341.155758][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.155821][ T32] INFO: task kworker/0:720:5110 blocked for more than 467 seconds. [ 1341.155895][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.155954][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.156021][ T32] task:kworker/0:720 state:D stack:0 pid:5110 tgid:5110 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.156124][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.156238][ T32] Call trace: [ 1341.156360][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1341.156462][ T32] r10:8291a684 r9:eb665d84 r8:00000002 r7:60000113 r6:eb665d8c r5:85523c00 [ 1341.156758][ T32] r4:85523c00 [ 1341.156854][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1341.156996][ T32] r5:85523c00 r4:8291a680 [ 1341.157057][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.157170][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.157292][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb665e08 [ 1341.157355][ T32] r4:00000000 [ 1341.157422][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1341.157522][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.157598][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.157664][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8566fec0 [ 1341.157695][ T32] r4:00000000 [ 1341.157725][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.157792][ T32] r9:83018005 r8:85523c00 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1341.157822][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.157897][ T32] r5:00001000 r4:eb4d1000 [ 1341.157928][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.157985][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.158043][ T32] r5:855ccf8c r4:855ccc00 [ 1341.158070][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.158133][ T32] r7:dddced80 r6:83018000 r5:855ccf8c r4:8567f100 [ 1341.158164][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.158220][ T32] r10:61c88647 r9:85523c00 r8:8567f12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.158250][ T32] r4:8567f100 [ 1341.158272][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.158337][ T32] r10:00000000 r9:8567f100 r8:80287e08 r7:eb669e60 r6:8567f280 r5:85523c00 [ 1341.158404][ T32] r4:00000001 [ 1341.158428][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.158467][ T32] Exception stack(0xeb665fb0 to 0xeb665ff8) [ 1341.158524][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.158586][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.158618][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.158652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.158677][ T32] r4:8566fc40 [ 1341.158999][ T32] INFO: task kworker/0:720:5110 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1341.159039][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.159128][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.159203][ T32] Call trace: [ 1341.159246][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.159305][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1341.159331][ T32] r4:00000000 [ 1341.159350][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.159413][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1341.159451][ T32] 9d20: 8d782000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1341.159484][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1341.159512][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1341.159548][ T32] r5:80070013 r4:80239bb0 [ 1341.159576][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.159624][ T32] r4:82ac21e4 [ 1341.159645][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.159688][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1341.159712][ T32] r4:e0539dc0 [ 1341.159731][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.159799][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1341.159827][ T32] r4:00000000 [ 1341.159849][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.159901][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1341.159922][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.159990][ T32] r5:00001000 r4:e033d000 [ 1341.160016][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.160060][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.160103][ T32] r5:84b4d38c r4:84b4d000 [ 1341.160123][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.160171][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1341.160192][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.160248][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.160273][ T32] r4:84bc7b80 [ 1341.160293][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.160381][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1341.160450][ T32] r4:00000001 [ 1341.160561][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.183201][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1341.183332][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.183430][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.183494][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.183563][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.183618][ T32] r4:84bcf980 [ 1341.183669][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.183736][ T32] INFO: task kworker/0:721:5113 blocked for more than 467 seconds. [ 1341.183808][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.183865][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.183917][ T32] task:kworker/0:721 state:D stack:0 pid:5113 tgid:5113 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.184000][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.184113][ T32] Call trace: [ 1341.184150][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1341.184263][ T32] r10:8291a684 r9:eb66dd84 r8:00000002 r7:60000113 r6:eb66dd8c r5:85524800 [ 1341.184322][ T32] r4:85524800 [ 1341.184407][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1341.184518][ T32] r5:85524800 r4:8291a680 [ 1341.184566][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.184654][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.184746][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb66de08 [ 1341.184798][ T32] r4:00000000 [ 1341.184835][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1341.184875][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.184914][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.184959][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85669f40 [ 1341.184985][ T32] r4:00000000 [ 1341.185006][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.185058][ T32] r9:83018005 r8:85524800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 [ 1341.185080][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.185126][ T32] r5:00001000 r4:eb677000 [ 1341.185148][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.185189][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.185263][ T32] r5:855cd78c r4:855cd400 [ 1341.185287][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.185367][ T32] r7:dddced80 r6:83018000 r5:855cd78c r4:8567f180 [ 1341.185421][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.185558][ T32] r10:61c88647 r9:85524800 r8:8567f1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.185611][ T32] r4:8567f180 [ 1341.185653][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.185777][ T32] r10:00000000 r9:8567f180 r8:80287e08 r7:eb669e60 r6:8567f300 r5:85524800 [ 1341.185850][ T32] r4:00000001 [ 1341.185900][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.185982][ T32] Exception stack(0xeb66dfb0 to 0xeb66dff8) [ 1341.186038][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.186097][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.186153][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.186204][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.186243][ T32] r4:85669f00 [ 1341.186852][ T32] INFO: task kworker/0:721:5113 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1341.186936][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.187075][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.187185][ T32] Call trace: [ 1341.187277][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.187352][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1341.187378][ T32] r4:00000000 [ 1341.187398][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.187451][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1341.187513][ T32] 9d20: 8da94000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1341.187553][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1341.187580][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1341.187624][ T32] r5:80070013 r4:80239bb0 [ 1341.187655][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.187751][ T32] r4:82ac21e4 [ 1341.187801][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.187881][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1341.187908][ T32] r4:e0539dc0 [ 1341.187930][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.187985][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1341.188041][ T32] r4:00000000 [ 1341.188089][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.188185][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1341.188246][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.188359][ T32] r5:00001000 r4:e033d000 [ 1341.188415][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.188488][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.188536][ T32] r5:84b4d38c r4:84b4d000 [ 1341.188558][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.188622][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1341.188669][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.188732][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.188771][ T32] r4:84bc7b80 [ 1341.188812][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.188889][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1341.188918][ T32] r4:00000001 [ 1341.188939][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.189007][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1341.189060][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.189095][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.189122][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.189154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.189196][ T32] r4:84bcf980 [ 1341.189248][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.189302][ T32] INFO: task kworker/0:722:5114 blocked for more than 467 seconds. [ 1341.189356][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.189386][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.189409][ T32] task:kworker/0:722 state:D stack:0 pid:5114 tgid:5114 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.189479][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.189564][ T32] Call trace: [ 1341.189599][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1341.189651][ T32] r10:8291a684 r9:eb605d84 r8:00000002 r7:60000113 r6:eb605d8c r5:85525400 [ 1341.189694][ T32] r4:85525400 [ 1341.189749][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1341.189831][ T32] r5:85525400 r4:8291a680 [ 1341.189861][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.189920][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.189995][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb605e08 [ 1341.190043][ T32] r4:00000000 [ 1341.190088][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1341.190154][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.190206][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.190296][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8568c000 [ 1341.190350][ T32] r4:00000000 [ 1341.190397][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.212904][ T32] r9:83018005 r8:85525400 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1341.213013][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.213142][ T32] r5:00001000 r4:eb67d000 [ 1341.213171][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.213217][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.213273][ T32] r5:855cdb8c r4:855cd800 [ 1341.213295][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.213344][ T32] r7:dddced80 r6:83018000 r5:855cdb8c r4:8567f380 [ 1341.213366][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.213414][ T32] r10:61c88647 r9:85525400 r8:8567f3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.213437][ T32] r4:8567f380 [ 1341.213460][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.213514][ T32] r10:00000000 r9:8567f380 r8:80287e08 r7:eb66de60 r6:8567f200 r5:85525400 [ 1341.213537][ T32] r4:00000001 [ 1341.213558][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.213598][ T32] Exception stack(0xeb605fb0 to 0xeb605ff8) [ 1341.213630][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.213675][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.213708][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.213763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.213815][ T32] r4:85669f00 [ 1341.214292][ T32] INFO: task kworker/0:722:5114 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1341.214352][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.214433][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.214490][ T32] Call trace: [ 1341.214538][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.214618][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1341.214648][ T32] r4:00000000 [ 1341.214670][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.214714][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1341.214744][ T32] 9d20: 8dee9000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1341.214774][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1341.214801][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1341.214838][ T32] r5:80070013 r4:80239bb0 [ 1341.214865][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.214912][ T32] r4:82ac21e4 [ 1341.214934][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.214977][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1341.215023][ T32] r4:e0539dc0 [ 1341.215070][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.215119][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1341.215166][ T32] r4:00000000 [ 1341.215195][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.215270][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1341.215296][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.215342][ T32] r5:00001000 r4:e033d000 [ 1341.215367][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.215440][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.215512][ T32] r5:84b4d38c r4:84b4d000 [ 1341.215549][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.215602][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1341.215626][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.215676][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.215700][ T32] r4:84bc7b80 [ 1341.215720][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.215768][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1341.215793][ T32] r4:00000001 [ 1341.215814][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.215850][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1341.215901][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.215954][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.215984][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.216014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.216037][ T32] r4:84bcf980 [ 1341.216059][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.216088][ T32] INFO: task kworker/0:723:5117 blocked for more than 467 seconds. [ 1341.216139][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.216171][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.216195][ T32] task:kworker/0:723 state:D stack:0 pid:5117 tgid:5117 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.216269][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.216398][ T32] Call trace: [ 1341.216444][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1341.216498][ T32] r10:8291a684 r9:eb675d84 r8:00000002 r7:60000113 r6:eb675d8c r5:85526000 [ 1341.216537][ T32] r4:85526000 [ 1341.216563][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1341.216610][ T32] r5:85526000 r4:8291a680 [ 1341.216633][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.216674][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.216719][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb675e08 [ 1341.216745][ T32] r4:00000000 [ 1341.216766][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1341.216802][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.216838][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.216903][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8568c140 [ 1341.216931][ T32] r4:00000000 [ 1341.216953][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.216998][ T32] r9:83018005 r8:85526000 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [ 1341.217022][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.217088][ T32] r5:00001000 r4:eb68b000 [ 1341.217114][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.217169][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.217216][ T32] r5:855cdf8c r4:855cdc00 [ 1341.217248][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.217324][ T32] r7:dddced80 r6:83018000 r5:855cdf8c r4:8567f400 [ 1341.217354][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.217409][ T32] r10:61c88647 r9:85526000 r8:8567f42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.217433][ T32] r4:8567f400 [ 1341.217454][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.217502][ T32] r10:00000000 r9:8567f400 r8:80287e08 r7:eb605e60 r6:8567f500 r5:85526000 [ 1341.217525][ T32] r4:00000001 [ 1341.217545][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.217581][ T32] Exception stack(0xeb675fb0 to 0xeb675ff8) [ 1341.217609][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.217645][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.217673][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.217704][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.217727][ T32] r4:8568c240 [ 1341.218012][ T32] INFO: task kworker/0:723:5117 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1341.218052][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.218115][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.218162][ T32] Call trace: [ 1341.218195][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.218256][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1341.218283][ T32] r4:00000000 [ 1341.218344][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.218412][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1341.218447][ T32] 9d20: 8dee9000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1341.218478][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1341.218504][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1341.218527][ T32] r5:80070013 r4:80239bb0 [ 1341.218548][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.218589][ T32] r4:82ac21e4 [ 1341.218609][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.218651][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1341.218674][ T32] r4:e0539dc0 [ 1341.218693][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.218734][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1341.218758][ T32] r4:00000000 [ 1341.218777][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.218821][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1341.218843][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.218911][ T32] r5:00001000 r4:e033d000 [ 1341.218958][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.219013][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.219059][ T32] r5:84b4d38c r4:84b4d000 [ 1341.219079][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.219126][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1341.219147][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.219211][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.219249][ T32] r4:84bc7b80 [ 1341.219269][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.219375][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1341.219426][ T32] r4:00000001 [ 1341.219460][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.219563][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1341.219608][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.219656][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.219708][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.219763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.219808][ T32] r4:84bcf980 [ 1341.219841][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.219893][ T32] INFO: task kworker/0:724:5118 blocked for more than 467 seconds. [ 1341.219950][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.219986][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.220007][ T32] task:kworker/0:724 state:D stack:0 pid:5118 tgid:5118 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.220057][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.220101][ T32] Call trace: [ 1341.220133][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1341.220181][ T32] r10:8291a684 r9:eb681d84 r8:00000002 r7:60000013 r6:eb681d8c r5:85521800 [ 1341.220217][ T32] r4:85521800 [ 1341.220251][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1341.220297][ T32] r5:85521800 r4:8291a680 [ 1341.220352][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.220491][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.246116][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb681e08 [ 1341.246215][ T32] r4:00000000 [ 1341.246296][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1341.246407][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.246455][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.246529][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8568c880 [ 1341.246571][ T32] r4:00000000 [ 1341.246594][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.246685][ T32] r9:83018005 r8:85521800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [ 1341.246715][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.246798][ T32] r5:00001000 r4:eb6b3000 [ 1341.246825][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.246868][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.246913][ T32] r5:855ce78c r4:855ce400 [ 1341.246948][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.247052][ T32] r7:dddced80 r6:83018000 r5:855ce78c r4:8567f580 [ 1341.247099][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.247192][ T32] r10:61c88647 r9:85521800 r8:8567f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.247274][ T32] r4:8567f580 [ 1341.247327][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.247423][ T32] r10:00000000 r9:8567f580 r8:80287e08 r7:eb675e60 r6:8567f480 r5:85521800 [ 1341.247472][ T32] r4:00000001 [ 1341.247517][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.247601][ T32] Exception stack(0xeb681fb0 to 0xeb681ff8) [ 1341.247673][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.247735][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.247793][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.247829][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.247877][ T32] r4:8568c2c0 [ 1341.248535][ T32] INFO: task kworker/0:724:5118 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1341.248629][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.248764][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.248817][ T32] Call trace: [ 1341.248853][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.248932][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1341.248978][ T32] r4:00000000 [ 1341.249038][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.249085][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1341.249114][ T32] 9d20: 8e3c0000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1341.249167][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1341.249198][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1341.249223][ T32] r5:80070013 r4:80239bb0 [ 1341.249257][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.249328][ T32] r4:82ac21e4 [ 1341.249379][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.249430][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1341.249454][ T32] r4:e0539dc0 [ 1341.249474][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.249544][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1341.249573][ T32] r4:00000000 [ 1341.249593][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.249642][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1341.249663][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.249706][ T32] r5:00001000 r4:e033d000 [ 1341.249727][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.249769][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.249811][ T32] r5:84b4d38c r4:84b4d000 [ 1341.249833][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.249879][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1341.249901][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.249947][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.249970][ T32] r4:84bc7b80 [ 1341.249989][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.250036][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1341.250058][ T32] r4:00000001 [ 1341.250076][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.250111][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1341.250137][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.250181][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.250258][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.250323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.250351][ T32] r4:84bcf980 [ 1341.250374][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.250417][ T32] INFO: task kworker/1:268:5122 blocked for more than 467 seconds. [ 1341.259141][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.259265][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.259297][ T32] task:kworker/1:268 state:D stack:0 pid:5122 tgid:5122 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.259362][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.259455][ T32] Call trace: [ 1341.259494][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1341.259557][ T32] r10:8291a684 r9:eb6a9d84 r8:00000002 r7:60000113 r6:eb6a9d8c r5:85698c00 [ 1341.259582][ T32] r4:85698c00 [ 1341.259603][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1341.259652][ T32] r5:85698c00 r4:8291a680 [ 1341.259675][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.259746][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.259797][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6a9e08 [ 1341.259844][ T32] r4:00000000 [ 1341.259869][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1341.259907][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.259946][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.259991][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856cff00 [ 1341.260038][ T32] r4:00000000 [ 1341.260090][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.260145][ T32] r9:83018205 r8:85698c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1341.260174][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.260255][ T32] r5:00001000 r4:eb177000 [ 1341.260365][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.260486][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.264775][ T32] r5:847d1f8c r4:847d1c00 [ 1341.264833][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.264913][ T32] r7:ddde2d80 r6:83018200 r5:847d1f8c r4:8565a900 [ 1341.264971][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.265038][ T32] r10:61c88647 r9:85698c00 r8:8565a92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.265062][ T32] r4:8565a900 [ 1341.265100][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.265181][ T32] r10:00000000 r9:8565a900 r8:80287e08 r7:eb571e60 r6:8567f600 r5:85698c00 [ 1341.265211][ T32] r4:00000001 [ 1341.265240][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.265286][ T32] Exception stack(0xeb6a9fb0 to 0xeb6a9ff8) [ 1341.265349][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.265383][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.265410][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.265530][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.265560][ T32] r4:85676580 [ 1341.266002][ T32] INFO: task kworker/1:268:5122 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1341.266053][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.266151][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.266238][ T32] Call trace: [ 1341.266274][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.266367][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1341.266447][ T32] r4:00000000 [ 1341.266504][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.266614][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1341.266658][ T32] 9d20: 8e3c0000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1341.266690][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1341.266718][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1341.266764][ T32] r5:80070013 r4:80239bb0 [ 1341.266789][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.266886][ T32] r4:82ac21e4 [ 1341.266944][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.267041][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1341.267087][ T32] r4:e0539dc0 [ 1341.267133][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.267214][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1341.267248][ T32] r4:00000000 [ 1341.267277][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.267387][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1341.267437][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.267527][ T32] r5:00001000 r4:e033d000 [ 1341.267637][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.267752][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.267868][ T32] r5:84b4d38c r4:84b4d000 [ 1341.267908][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.267980][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1341.268006][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.268094][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.268158][ T32] r4:84bc7b80 [ 1341.268184][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.268244][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1341.268270][ T32] r4:00000001 [ 1341.268313][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.268462][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1341.268531][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.268591][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.268652][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.268714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.268754][ T32] r4:84bcf980 [ 1341.268779][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.268808][ T32] INFO: task kworker/0:725:5124 blocked for more than 467 seconds. [ 1341.268867][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.268901][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.268939][ T32] task:kworker/0:725 state:D stack:0 pid:5124 tgid:5124 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.269023][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.269095][ T32] Call trace: [ 1341.269198][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1341.269306][ T32] r10:8291a684 r9:eb6b1d84 r8:00000002 r7:60000113 r6:eb6b1d8c r5:8569a400 [ 1341.269361][ T32] r4:8569a400 [ 1341.269422][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1341.269530][ T32] r5:8569a400 r4:8291a680 [ 1341.269577][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.269658][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.269747][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6b1e08 [ 1341.269801][ T32] r4:00000000 [ 1341.269847][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1341.269923][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.269975][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.270019][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8568c600 [ 1341.270042][ T32] r4:00000000 [ 1341.270066][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.270188][ T32] r9:83018005 r8:8569a400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [ 1341.270246][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.270334][ T32] r5:00001000 r4:eb6a1000 [ 1341.270373][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.289407][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.289597][ T32] r5:855ce38c r4:855ce000 [ 1341.289629][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.289734][ T32] r7:dddced80 r6:83018000 r5:855ce38c r4:8567f680 [ 1341.289789][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.289889][ T32] r10:61c88647 r9:8569a400 r8:8567f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.289937][ T32] r4:8567f680 [ 1341.289978][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.290080][ T32] r10:00000000 r9:8567f680 r8:80287e08 r7:eb681e60 r6:8567f800 r5:8569a400 [ 1341.290148][ T32] r4:00000001 [ 1341.290206][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.290274][ T32] Exception stack(0xeb6b1fb0 to 0xeb6b1ff8) [ 1341.290333][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.290365][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.290392][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.290514][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.290980][ T32] r4:8568c6c0 [ 1341.291465][ T32] INFO: task kworker/0:725:5124 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1341.291555][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.291710][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.291819][ T32] Call trace: [ 1341.291867][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.291979][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1341.292028][ T32] r4:00000000 [ 1341.292070][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.292158][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1341.292218][ T32] 9d20: 8e7d5000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1341.292277][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1341.292383][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1341.292438][ T32] r5:80070013 r4:80239bb0 [ 1341.292488][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.292578][ T32] r4:82ac21e4 [ 1341.292623][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.292716][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1341.292766][ T32] r4:e0539dc0 [ 1341.292814][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.292888][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1341.292912][ T32] r4:00000000 [ 1341.292932][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.292980][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1341.293027][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.293106][ T32] r5:00001000 r4:e033d000 [ 1341.293168][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.293214][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.293258][ T32] r5:84b4d38c r4:84b4d000 [ 1341.293314][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.293405][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1341.293455][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.293509][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.293533][ T32] r4:84bc7b80 [ 1341.293552][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.293603][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1341.293649][ T32] r4:00000001 [ 1341.293695][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.293735][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1341.293762][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.293791][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.293817][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.293846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.293871][ T32] r4:84bcf980 [ 1341.293906][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.293940][ T32] INFO: task kworker/0:726:5126 blocked for more than 467 seconds. [ 1341.293975][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.294000][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.294021][ T32] task:kworker/0:726 state:D stack:0 pid:5126 tgid:5126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.294069][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.294123][ T32] Call trace: [ 1341.294158][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1341.294210][ T32] r10:8291a684 r9:eb6bdd84 r8:00000002 r7:60000113 r6:eb6bdd8c r5:85699800 [ 1341.294234][ T32] r4:85699800 [ 1341.294255][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1341.294318][ T32] r5:85699800 r4:8291a680 [ 1341.294343][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.294384][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.294426][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6bde08 [ 1341.294471][ T32] r4:00000000 [ 1341.294494][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1341.294533][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.294572][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.294619][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8568ca40 [ 1341.294653][ T32] r4:00000000 [ 1341.294677][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.294724][ T32] r9:83018005 r8:85699800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 [ 1341.294746][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.294802][ T32] r5:00001000 r4:eb6b9000 [ 1341.294848][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.294913][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.294960][ T32] r5:855ceb8c r4:855ce800 [ 1341.294981][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.295028][ T32] r7:dddced80 r6:83018000 r5:855ceb8c r4:8567f700 [ 1341.295048][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.295117][ T32] r10:61c88647 r9:85699800 r8:8567f72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.295144][ T32] r4:8567f700 [ 1341.295165][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.295211][ T32] r10:00000000 r9:8567f700 r8:80287e08 r7:eb681e60 r6:8567f900 r5:85699800 [ 1341.295233][ T32] r4:00000001 [ 1341.295251][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.295286][ T32] Exception stack(0xeb6bdfb0 to 0xeb6bdff8) [ 1341.295338][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.295372][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.295410][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.295441][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.295463][ T32] r4:8568c840 [ 1341.295758][ T32] INFO: task kworker/0:726:5126 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1341.295807][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.295943][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.296015][ T32] Call trace: [ 1341.296073][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.296128][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1341.296152][ T32] r4:00000000 [ 1341.296171][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.296222][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1341.296253][ T32] 9d20: 8e7d5000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1341.296282][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1341.296322][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1341.296400][ T32] r5:80070013 r4:80239bb0 [ 1341.296456][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.296504][ T32] r4:82ac21e4 [ 1341.296525][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.296569][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1341.296593][ T32] r4:e0539dc0 [ 1341.296611][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.296673][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1341.296716][ T32] r4:00000000 [ 1341.296765][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.296836][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1341.296887][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.296979][ T32] r5:00001000 r4:e033d000 [ 1341.297032][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.297116][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.297204][ T32] r5:84b4d38c r4:84b4d000 [ 1341.297273][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.297349][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1341.297395][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.297445][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.297488][ T32] r4:84bc7b80 [ 1341.297541][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.297629][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1341.297653][ T32] r4:00000001 [ 1341.297672][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.297732][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1341.297763][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.297792][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.297853][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.297915][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.297949][ T32] r4:84bcf980 [ 1341.297971][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.298002][ T32] INFO: task kworker/0:727:5128 blocked for more than 467 seconds. [ 1341.298055][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.298083][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.298105][ T32] task:kworker/0:727 state:D stack:0 pid:5128 tgid:5128 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.298208][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.298275][ T32] Call trace: [ 1341.298306][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1341.298365][ T32] r10:8291a684 r9:eb6cdd84 r8:00000002 r7:60000113 r6:eb6cdd8c r5:8569bc00 [ 1341.298389][ T32] r4:8569bc00 [ 1341.298426][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1341.298504][ T32] r5:8569bc00 r4:8291a680 [ 1341.298550][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.298633][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.298724][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6cde08 [ 1341.298775][ T32] r4:00000000 [ 1341.298816][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1341.298873][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.298921][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.298966][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8568cb80 [ 1341.298991][ T32] r4:00000000 [ 1341.299033][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.299097][ T32] r9:83018005 r8:8569bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b9000 [ 1341.299122][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.299171][ T32] r5:00001000 r4:eb6c3000 [ 1341.299216][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.299263][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.299323][ T32] r5:855cef8c r4:855cec00 [ 1341.299351][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.299401][ T32] r7:dddced80 r6:83018000 r5:855cef8c r4:8567f780 [ 1341.299437][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.299487][ T32] r10:61c88647 r9:8569bc00 r8:8567f7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.299510][ T32] r4:8567f780 [ 1341.299531][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.299581][ T32] r10:00000000 r9:8567f780 r8:80287e08 r7:eb6bde60 r6:8567f980 r5:8569bc00 [ 1341.299603][ T32] r4:00000001 [ 1341.299622][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.299670][ T32] Exception stack(0xeb6cdfb0 to 0xeb6cdff8) [ 1341.299724][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.299756][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.299785][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.299837][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.299862][ T32] r4:8568c5c0 [ 1341.300137][ T32] INFO: task kworker/0:727:5128 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1341.300173][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.300282][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.300391][ T32] Call trace: [ 1341.300467][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.324217][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1341.324294][ T32] r4:00000000 [ 1341.324360][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.324466][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1341.324520][ T32] 9d20: 8eb79000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1341.324576][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1341.324621][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1341.324661][ T32] r5:80070013 r4:80239bb0 [ 1341.324694][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.324765][ T32] r4:82ac21e4 [ 1341.324798][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.324868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1341.324905][ T32] r4:e0539dc0 [ 1341.324937][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.325005][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1341.325041][ T32] r4:00000000 [ 1341.325075][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.325151][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1341.325187][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.325259][ T32] r5:00001000 r4:e033d000 [ 1341.325293][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.325359][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.325429][ T32] r5:84b4d38c r4:84b4d000 [ 1341.325462][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.325538][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1341.325578][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.325720][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.325798][ T32] r4:84bc7b80 [ 1341.325836][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.325916][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1341.325954][ T32] r4:00000001 [ 1341.325987][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.326044][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1341.326087][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.326135][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.326180][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.326255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.326351][ T32] r4:84bcf980 [ 1341.326395][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.326444][ T32] INFO: task kworker/0:728:5130 blocked for more than 467 seconds. [ 1341.326514][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.326565][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.326603][ T32] task:kworker/0:728 state:D stack:0 pid:5130 tgid:5130 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.326769][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.326882][ T32] Call trace: [ 1341.326935][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1341.327015][ T32] r10:8291a684 r9:eb6d1d84 r8:00000002 r7:60000013 r6:eb6d1d8c r5:8569c800 [ 1341.327080][ T32] r4:8569c800 [ 1341.327117][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1341.327190][ T32] r5:8569c800 r4:8291a680 [ 1341.327224][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.327303][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.327381][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6d1e08 [ 1341.327418][ T32] r4:00000000 [ 1341.327457][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1341.327516][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.327580][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.327649][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856c9040 [ 1341.327687][ T32] r4:00000000 [ 1341.327719][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.327789][ T32] r9:83018005 r8:8569c800 r7:00000000 r6:83018000 r5:00001000 r4:7f0bd000 [ 1341.327825][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.327895][ T32] r5:00001000 r4:eb6db000 [ 1341.327927][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.327990][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.328057][ T32] r5:855cf78c r4:855cf400 [ 1341.328120][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.328201][ T32] r7:dddced80 r6:83018000 r5:855cf78c r4:8567fa00 [ 1341.328236][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.328313][ T32] r10:61c88647 r9:8569c800 r8:8567fa2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.328383][ T32] r4:8567fa00 [ 1341.328417][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.328493][ T32] r10:00000000 r9:8567fa00 r8:80287e08 r7:eb6cde60 r6:8567f880 r5:8569c800 [ 1341.328566][ T32] r4:00000001 [ 1341.328613][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.328682][ T32] Exception stack(0xeb6d1fb0 to 0xeb6d1ff8) [ 1341.328734][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.328811][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.328871][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.328944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.328995][ T32] r4:8568c5c0 [ 1341.329679][ T32] INFO: task kworker/0:728:5130 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1341.329752][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.329885][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.329959][ T32] Call trace: [ 1341.330008][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.330119][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1341.330219][ T32] r4:00000000 [ 1341.330255][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.330351][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1341.361207][ T32] 9d20: 8ef99000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1341.361397][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1341.361459][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1341.361510][ T32] r5:80070013 r4:80239bb0 [ 1341.361599][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.361725][ T32] r4:82ac21e4 [ 1341.361783][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.361872][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1341.361999][ T32] r4:e0539dc0 [ 1341.362058][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.362176][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1341.362222][ T32] r4:00000000 [ 1341.362289][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.362423][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1341.362472][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.362567][ T32] r5:00001000 r4:e033d000 [ 1341.362630][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.362721][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.362809][ T32] r5:84b4d38c r4:84b4d000 [ 1341.362853][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.362963][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1341.363023][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.363119][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.363167][ T32] r4:84bc7b80 [ 1341.363229][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.363351][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1341.363401][ T32] r4:00000001 [ 1341.363445][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.363524][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1341.363582][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.363642][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.363701][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.363762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.363809][ T32] r4:84bcf980 [ 1341.363857][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.363964][ T32] INFO: task kworker/0:729:5131 blocked for more than 467 seconds. [ 1341.364047][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.364092][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.364130][ T32] task:kworker/0:729 state:D stack:0 pid:5131 tgid:5131 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.364236][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.364367][ T32] Call trace: [ 1341.364480][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1341.364578][ T32] r10:8291a684 r9:eb6d5d84 r8:00000002 r7:60000113 r6:eb6d5d8c r5:85698000 [ 1341.364618][ T32] r4:85698000 [ 1341.364676][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1341.364751][ T32] r5:85698000 r4:8291a680 [ 1341.364809][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.364903][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.364976][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6d5e08 [ 1341.365013][ T32] r4:00000000 [ 1341.365043][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1341.365100][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.365154][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.365219][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8568cf40 [ 1341.365256][ T32] r4:00000000 [ 1341.365306][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.365384][ T32] r9:83018005 r8:85698000 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 [ 1341.365419][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.365488][ T32] r5:00001000 r4:eb6c9000 [ 1341.365520][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.365583][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.365651][ T32] r5:855cf38c r4:855cf000 [ 1341.365683][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.365772][ T32] r7:dddced80 r6:83018000 r5:855cf38c r4:8567fa80 [ 1341.365809][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.365889][ T32] r10:61c88647 r9:85698000 r8:8567faac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.365925][ T32] r4:8567fa80 [ 1341.365956][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.366029][ T32] r10:00000000 r9:8567fa80 r8:80287e08 r7:eb6d1e60 r6:8567fb00 r5:85698000 [ 1341.366064][ T32] r4:00000001 [ 1341.366094][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.366152][ T32] Exception stack(0xeb6d5fb0 to 0xeb6d5ff8) [ 1341.366195][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.366241][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.366284][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.366371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.366412][ T32] r4:8568c5c0 [ 1341.367100][ T32] INFO: task kworker/0:729:5131 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1341.367157][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.367282][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.367390][ T32] Call trace: [ 1341.367441][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.367526][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1341.367574][ T32] r4:00000000 [ 1341.367637][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.367707][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1341.367753][ T32] 9d20: 8ef99000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1341.367800][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1341.367841][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1341.367880][ T32] r5:80070013 r4:80239bb0 [ 1341.367915][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.367978][ T32] r4:82ac21e4 [ 1341.368011][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.368104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1341.368170][ T32] r4:e0539dc0 [ 1341.368214][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.368284][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1341.368359][ T32] r4:00000000 [ 1341.368394][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.368482][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1341.368522][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.368594][ T32] r5:00001000 r4:e033d000 [ 1341.368628][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.368692][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.368760][ T32] r5:84b4d38c r4:84b4d000 [ 1341.368793][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.368867][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1341.368900][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.368974][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.369011][ T32] r4:84bc7b80 [ 1341.369042][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.369117][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1341.369155][ T32] r4:00000001 [ 1341.369186][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.369242][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1341.369284][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.369356][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.369523][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.369582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.369620][ T32] r4:84bcf980 [ 1341.369654][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.369726][ T32] INFO: task kworker/1:269:5132 blocked for more than 467 seconds. [ 1341.369777][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.369816][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.369851][ T32] task:kworker/1:269 state:D stack:0 pid:5132 tgid:5132 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.369937][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.370008][ T32] Call trace: [ 1341.370072][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1341.370180][ T32] r10:8291a684 r9:eb689d84 r8:00000002 r7:60000113 r6:eb689d8c r5:8563b000 [ 1341.370220][ T32] r4:8563b000 [ 1341.370266][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1341.370343][ T32] r5:8563b000 r4:8291a680 [ 1341.370375][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.370436][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.392201][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb689e08 [ 1341.392283][ T32] r4:00000000 [ 1341.392361][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1341.392511][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.392584][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.392653][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856cf880 [ 1341.392690][ T32] r4:00000000 [ 1341.392722][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.392797][ T32] r9:83018205 r8:8563b000 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1341.392832][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.392904][ T32] r5:00001000 r4:eaebf000 [ 1341.392937][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.393000][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.393069][ T32] r5:847d238c r4:847d2000 [ 1341.393102][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.393178][ T32] r7:ddde2d80 r6:83018200 r5:847d238c r4:8565aa00 [ 1341.393233][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.393321][ T32] r10:61c88647 r9:8563b000 r8:8565aa2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.393359][ T32] r4:8565aa00 [ 1341.393391][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.393490][ T32] r10:00000000 r9:8565aa00 r8:80287e08 r7:eb6a9e60 r6:8565aa80 r5:8563b000 [ 1341.393531][ T32] r4:00000001 [ 1341.393579][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.393646][ T32] Exception stack(0xeb689fb0 to 0xeb689ff8) [ 1341.393695][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.393743][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.393786][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.393875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.393936][ T32] r4:85676580 [ 1341.394612][ T32] INFO: task kworker/1:269:5132 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1341.394672][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.394782][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.394856][ T32] Call trace: [ 1341.394907][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.394996][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1341.395041][ T32] r4:00000000 [ 1341.395078][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.395145][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1341.395194][ T32] 9d20: 8f22c000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1341.395242][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1341.395282][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1341.395330][ T32] r5:80070013 r4:80239bb0 [ 1341.395386][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.395483][ T32] r4:82ac21e4 [ 1341.395520][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.395613][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1341.395654][ T32] r4:e0539dc0 [ 1341.395686][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.395757][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1341.395793][ T32] r4:00000000 [ 1341.395825][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.395898][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1341.395944][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.396017][ T32] r5:00001000 r4:e033d000 [ 1341.396050][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.396128][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.396202][ T32] r5:84b4d38c r4:84b4d000 [ 1341.396235][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.396322][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1341.396387][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.396465][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.396501][ T32] r4:84bc7b80 [ 1341.396533][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.396639][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1341.396681][ T32] r4:00000001 [ 1341.396713][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.396792][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1341.396838][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.396885][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.396930][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.396977][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.397014][ T32] r4:84bcf980 [ 1341.397047][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.397097][ T32] INFO: task kworker/0:730:5135 blocked for more than 467 seconds. [ 1341.397150][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.397189][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.397222][ T32] task:kworker/0:730 state:D stack:0 pid:5135 tgid:5135 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.397311][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.397420][ T32] Call trace: [ 1341.397470][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1341.397548][ T32] r10:8291a684 r9:eb6edd84 r8:00000002 r7:60000113 r6:eb6edd8c r5:8563e000 [ 1341.397585][ T32] r4:8563e000 [ 1341.397646][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1341.397764][ T32] r5:8563e000 r4:8291a680 [ 1341.397802][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.397866][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.397940][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6ede08 [ 1341.397992][ T32] r4:00000000 [ 1341.398027][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1341.398115][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.398188][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.398270][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856c9200 [ 1341.398343][ T32] r4:00000000 [ 1341.398386][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.398468][ T32] r9:83018005 r8:8563e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0bf000 [ 1341.398503][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.398573][ T32] r5:00001000 r4:eb6e1000 [ 1341.398627][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.398695][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.398786][ T32] r5:855cfb8c r4:855cf800 [ 1341.398823][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.398900][ T32] r7:dddced80 r6:83018000 r5:855cfb8c r4:8567fb80 [ 1341.398944][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.399024][ T32] r10:61c88647 r9:8563e000 r8:8567fbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.399082][ T32] r4:8567fb80 [ 1341.399117][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.399194][ T32] r10:00000000 r9:8567fb80 r8:80287e08 r7:eb6d1e60 r6:8565a980 r5:8563e000 [ 1341.399230][ T32] r4:00000001 [ 1341.399261][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.399323][ T32] Exception stack(0xeb6edfb0 to 0xeb6edff8) [ 1341.399385][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.399486][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.399533][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.399582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.399621][ T32] r4:856c9240 [ 1341.400069][ T32] INFO: task kworker/0:730:5135 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1341.400144][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.400264][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.400367][ T32] Call trace: [ 1341.400441][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.428968][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1341.429044][ T32] r4:00000000 [ 1341.429080][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.429182][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1341.429234][ T32] 9d20: 8f4e4000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1341.429282][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1341.429355][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1341.429401][ T32] r5:80070013 r4:80239bb0 [ 1341.429456][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.429533][ T32] r4:82ac21e4 [ 1341.429570][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.429653][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1341.429694][ T32] r4:e0539dc0 [ 1341.429730][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.429811][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1341.429850][ T32] r4:00000000 [ 1341.429884][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.429960][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1341.429996][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.430069][ T32] r5:00001000 r4:e033d000 [ 1341.430102][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.430167][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.430257][ T32] r5:84b4d38c r4:84b4d000 [ 1341.430295][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.430399][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1341.430476][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.431231][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.431284][ T32] r4:84bc7b80 [ 1341.431325][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.431419][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1341.431456][ T32] r4:00000001 [ 1341.431532][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.431635][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1341.431718][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.431789][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.431841][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.431895][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.431941][ T32] r4:84bcf980 [ 1341.431996][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.432052][ T32] INFO: task kworker/0:731:5137 blocked for more than 467 seconds. [ 1341.432114][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.432168][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.432213][ T32] task:kworker/0:731 state:D stack:0 pid:5137 tgid:5137 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.432379][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.432497][ T32] Call trace: [ 1341.432590][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1341.432683][ T32] r10:8291a684 r9:eb6f5d84 r8:00000002 r7:60000113 r6:eb6f5d8c r5:85634800 [ 1341.432721][ T32] r4:85634800 [ 1341.432754][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1341.432824][ T32] r5:85634800 r4:8291a680 [ 1341.432857][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.432920][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.432988][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6f5e08 [ 1341.433029][ T32] r4:00000000 [ 1341.433060][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1341.433130][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.433194][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.433263][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856c9700 [ 1341.433305][ T32] r4:00000000 [ 1341.433350][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.433438][ T32] r9:83018005 r8:85634800 r7:00000000 r6:83018000 r5:00001000 r4:7f0c7000 [ 1341.433473][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.433542][ T32] r5:00001000 r4:eb71d000 [ 1341.433577][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.433641][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.433731][ T32] r5:855d8b8c r4:855d8800 [ 1341.433769][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.433845][ T32] r7:dddced80 r6:83018000 r5:855d8b8c r4:8567fc00 [ 1341.433891][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.433972][ T32] r10:61c88647 r9:85634800 r8:8567fc2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.434020][ T32] r4:8567fc00 [ 1341.434053][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.434128][ T32] r10:00000000 r9:8567fc00 r8:80287e08 r7:eb6ede60 r6:8565ab00 r5:85634800 [ 1341.434164][ T32] r4:00000001 [ 1341.434195][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.434252][ T32] Exception stack(0xeb6f5fb0 to 0xeb6f5ff8) [ 1341.434311][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.434390][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.434437][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.434487][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.434524][ T32] r4:856c9180 [ 1341.435196][ T32] INFO: task kworker/0:731:5137 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1341.435254][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.435355][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.435493][ T32] Call trace: [ 1341.435557][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.435648][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1341.435686][ T32] r4:00000000 [ 1341.435718][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.435782][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1341.435828][ T32] 9d20: 8f4e4000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1341.435876][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1341.435917][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1341.436001][ T32] r5:80070013 r4:80239bb0 [ 1341.436064][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.436134][ T32] r4:82ac21e4 [ 1341.436168][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.436236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1341.436273][ T32] r4:e0539dc0 [ 1341.436310][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.436407][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1341.436444][ T32] r4:00000000 [ 1341.436478][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.436568][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1341.436607][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.436676][ T32] r5:00001000 r4:e033d000 [ 1341.436714][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.436792][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.436864][ T32] r5:84b4d38c r4:84b4d000 [ 1341.436913][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.436996][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1341.437032][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.437133][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.437173][ T32] r4:84bc7b80 [ 1341.437207][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.437283][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1341.437333][ T32] r4:00000001 [ 1341.437384][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.437447][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1341.437490][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.437537][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.437581][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.437633][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.437686][ T32] r4:84bcf980 [ 1341.437722][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.437772][ T32] INFO: task kworker/0:732:5138 blocked for more than 467 seconds. [ 1341.437823][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.437862][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.437910][ T32] task:kworker/0:732 state:D stack:0 pid:5138 tgid:5138 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.437986][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.438051][ T32] Call trace: [ 1341.438099][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1341.438199][ T32] r10:8291a684 r9:eb701d84 r8:00000002 r7:60000113 r6:eb701d8c r5:8563ec00 [ 1341.438240][ T32] r4:8563ec00 [ 1341.438275][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1341.438356][ T32] r5:8563ec00 r4:8291a680 [ 1341.438389][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.438452][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.438521][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb701e08 [ 1341.438559][ T32] r4:00000000 [ 1341.438642][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1341.438704][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.438760][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.438837][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856c9340 [ 1341.438884][ T32] r4:00000000 [ 1341.438928][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.439005][ T32] r9:83018005 r8:8563ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c1000 [ 1341.439041][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.439109][ T32] r5:00001000 r4:eb6f7000 [ 1341.439143][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.439205][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.439273][ T32] r5:855cff8c r4:855cfc00 [ 1341.439310][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.439396][ T32] r7:dddced80 r6:83018000 r5:855cff8c r4:8567fc80 [ 1341.439435][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.439513][ T32] r10:61c88647 r9:8563ec00 r8:8567fcac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.439580][ T32] r4:8567fc80 [ 1341.439616][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.439714][ T32] r10:00000000 r9:8567fc80 r8:80287e08 r7:eb6f5e60 r6:8565ab80 r5:8563ec00 [ 1341.439754][ T32] r4:00000001 [ 1341.439786][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.439847][ T32] Exception stack(0xeb701fb0 to 0xeb701ff8) [ 1341.439890][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.439936][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.439979][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.440026][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.440062][ T32] r4:856c9180 [ 1341.464363][ T32] INFO: task kworker/0:732:5138 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1341.464563][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.464729][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.464880][ T32] Call trace: [ 1341.464982][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.465104][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1341.465158][ T32] r4:00000000 [ 1341.465206][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.465298][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1341.465367][ T32] 9d20: 8f812000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1341.465451][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1341.465565][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1341.465628][ T32] r5:80070013 r4:80239bb0 [ 1341.465676][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.465767][ T32] r4:82ac21e4 [ 1341.465814][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.465905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1341.465958][ T32] r4:e0539dc0 [ 1341.466003][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.466093][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1341.466163][ T32] r4:00000000 [ 1341.466217][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.466323][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1341.466374][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.466500][ T32] r5:00001000 r4:e033d000 [ 1341.466556][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.466643][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.466732][ T32] r5:84b4d38c r4:84b4d000 [ 1341.466781][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.466880][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1341.466928][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.467028][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.467078][ T32] r4:84bc7b80 [ 1341.467124][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.467243][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1341.467311][ T32] r4:00000001 [ 1341.467359][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.467458][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1341.467523][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.467590][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.467660][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.467723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.467775][ T32] r4:84bcf980 [ 1341.467824][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.467883][ T32] INFO: task kworker/0:733:5141 blocked for more than 467 seconds. [ 1341.467967][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.468027][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.468076][ T32] task:kworker/0:733 state:D stack:0 pid:5141 tgid:5141 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.468168][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.468251][ T32] Call trace: [ 1341.468353][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1341.468454][ T32] r10:8291a684 r9:eb711d84 r8:00000002 r7:60000013 r6:eb711d8c r5:85641800 [ 1341.468504][ T32] r4:85641800 [ 1341.468556][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1341.468649][ T32] r5:85641800 r4:8291a680 [ 1341.468694][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.468788][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.468876][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb711e08 [ 1341.468926][ T32] r4:00000000 [ 1341.468971][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1341.469063][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.469132][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.469221][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856c93c0 [ 1341.469275][ T32] r4:00000000 [ 1341.469326][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.469415][ T32] r9:83018005 r8:85641800 r7:00000000 r6:83018000 r5:00001000 r4:7f0c3000 [ 1341.469461][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.469552][ T32] r5:00001000 r4:eb6fd000 [ 1341.469598][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.469682][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.469773][ T32] r5:855d838c r4:855d8000 [ 1341.469833][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.469926][ T32] r7:dddced80 r6:83018000 r5:855d838c r4:8567fe00 [ 1341.469997][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.470111][ T32] r10:61c88647 r9:85641800 r8:8567fe2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.470166][ T32] r4:8567fe00 [ 1341.470211][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.470318][ T32] r10:00000000 r9:8567fe00 r8:80287e08 r7:eb6f5e60 r6:8565ac00 r5:85641800 [ 1341.470369][ T32] r4:00000001 [ 1341.470413][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.494225][ T32] Exception stack(0xeb711fb0 to 0xeb711ff8) [ 1341.494343][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.494426][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.494505][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.494604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.494673][ T32] r4:856c9300 [ 1341.495431][ T32] INFO: task kworker/0:733:5141 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1341.495515][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.495691][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.495814][ T32] Call trace: [ 1341.495885][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.496000][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1341.496054][ T32] r4:00000000 [ 1341.496101][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.496186][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1341.496249][ T32] 9d20: 8fabd000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1341.496322][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1341.496414][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1341.496473][ T32] r5:80070013 r4:80239bb0 [ 1341.496520][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.496637][ T32] r4:82ac21e4 [ 1341.496692][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.496785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1341.496836][ T32] r4:e0539dc0 [ 1341.496880][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.496970][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1341.497019][ T32] r4:00000000 [ 1341.497064][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.497163][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1341.497211][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.497311][ T32] r5:00001000 r4:e033d000 [ 1341.497371][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.497474][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.497582][ T32] r5:84b4d38c r4:84b4d000 [ 1341.497636][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.497774][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1341.497829][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.497931][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.497982][ T32] r4:84bc7b80 [ 1341.498033][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.498136][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1341.498209][ T32] r4:00000001 [ 1341.498263][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.498360][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1341.498435][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.498504][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.498566][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.498631][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.498683][ T32] r4:84bcf980 [ 1341.498733][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.498812][ T32] INFO: task kworker/0:734:5142 blocked for more than 467 seconds. [ 1341.498885][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.498939][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.498988][ T32] task:kworker/0:734 state:D stack:0 pid:5142 tgid:5142 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.499089][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.499177][ T32] Call trace: [ 1341.499246][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1341.499359][ T32] r10:8291a684 r9:eb715d84 r8:00000002 r7:60000013 r6:eb715d8c r5:85640000 [ 1341.499410][ T32] r4:85640000 [ 1341.499457][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1341.499602][ T32] r5:85640000 r4:8291a680 [ 1341.499655][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.499740][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.499831][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb715e08 [ 1341.499881][ T32] r4:00000000 [ 1341.499927][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1341.500004][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.500079][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.500174][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856c95c0 [ 1341.500225][ T32] r4:00000000 [ 1341.500265][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.500386][ T32] r9:83018005 r8:85640000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c5000 [ 1341.524352][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.524601][ T32] r5:00001000 r4:eb717000 [ 1341.524657][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.524744][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.524838][ T32] r5:855d878c r4:855d8400 [ 1341.524885][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.524983][ T32] r7:dddced80 r6:83018000 r5:855d878c r4:8567fe80 [ 1341.525029][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.525136][ T32] r10:61c88647 r9:85640000 r8:8567feac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.525192][ T32] r4:8567fe80 [ 1341.525234][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.525350][ T32] r10:00000000 r9:8567fe80 r8:80287e08 r7:eb6f5e60 r6:8565ac80 r5:85640000 [ 1341.525403][ T32] r4:00000001 [ 1341.525453][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.525540][ T32] Exception stack(0xeb715fb0 to 0xeb715ff8) [ 1341.525610][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.525679][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.525758][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.525861][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.525921][ T32] r4:856c9400 [ 1341.526683][ T32] INFO: task kworker/0:734:5142 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1341.526808][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.527044][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.527163][ T32] Call trace: [ 1341.527253][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.527383][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1341.527437][ T32] r4:00000000 [ 1341.527484][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.527571][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1341.527666][ T32] 9d20: 8fd77000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1341.527739][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1341.527798][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1341.527852][ T32] r5:80070013 r4:80239bb0 [ 1341.527901][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.527991][ T32] r4:82ac21e4 [ 1341.528038][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.528144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1341.528214][ T32] r4:e0539dc0 [ 1341.528304][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.528435][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1341.528494][ T32] r4:00000000 [ 1341.528555][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.528669][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1341.528732][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.528826][ T32] r5:00001000 r4:e033d000 [ 1341.528873][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.528957][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.529047][ T32] r5:84b4d38c r4:84b4d000 [ 1341.529094][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.529190][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1341.529239][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.529350][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.529402][ T32] r4:84bc7b80 [ 1341.529445][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.529544][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1341.529605][ T32] r4:00000001 [ 1341.529662][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.529740][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1341.529814][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.529891][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.529951][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.530013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.530066][ T32] r4:84bcf980 [ 1341.530117][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.530178][ T32] INFO: task kworker/0:735:5145 blocked for more than 467 seconds. [ 1341.530246][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.530321][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.530370][ T32] task:kworker/0:735 state:D stack:0 pid:5145 tgid:5145 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.545220][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.545433][ T32] Call trace: [ 1341.545538][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1341.545662][ T32] r10:8291a684 r9:eb449d84 r8:00000002 r7:60000113 r6:eb449d8c r5:85642400 [ 1341.545714][ T32] r4:85642400 [ 1341.545761][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1341.545854][ T32] r5:85642400 r4:8291a680 [ 1341.545901][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.545986][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.546081][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb449e08 [ 1341.546133][ T32] r4:00000000 [ 1341.546180][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1341.546261][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.546363][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.546461][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856c99c0 [ 1341.546517][ T32] r4:00000000 [ 1341.546570][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.546675][ T32] r9:83018005 r8:85642400 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1341.546735][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.546831][ T32] r5:00001000 r4:e0481000 [ 1341.546882][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.546973][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.547068][ T32] r5:855d938c r4:855d9000 [ 1341.547119][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.547222][ T32] r7:dddced80 r6:83018000 r5:855d938c r4:8567fd00 [ 1341.547277][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.547392][ T32] r10:61c88647 r9:85642400 r8:8567fd2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.547444][ T32] r4:8567fd00 [ 1341.547490][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.547600][ T32] r10:00000000 r9:8567fd00 r8:80287e08 r7:eb6f5e60 r6:8565ad00 r5:85642400 [ 1341.547676][ T32] r4:00000001 [ 1341.547750][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.547841][ T32] Exception stack(0xeb449fb0 to 0xeb449ff8) [ 1341.547908][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.547978][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.548044][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.548113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.548169][ T32] r4:856c9640 [ 1341.548934][ T32] INFO: task kworker/0:735:5145 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1341.549039][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.549194][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.549299][ T32] Call trace: [ 1341.549376][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.549486][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1341.549545][ T32] r4:00000000 [ 1341.549592][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.549677][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1341.549745][ T32] 9d20: 8fe42000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1341.549838][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1341.549904][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1341.549959][ T32] r5:80070013 r4:80239bb0 [ 1341.550003][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.550082][ T32] r4:82ac21e4 [ 1341.550126][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.550215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1341.550272][ T32] r4:e0539dc0 [ 1341.550351][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.550513][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1341.569012][ T32] r4:00000000 [ 1341.569099][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.569239][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1341.569289][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.569400][ T32] r5:00001000 r4:e033d000 [ 1341.569460][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.569550][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.569642][ T32] r5:84b4d38c r4:84b4d000 [ 1341.569689][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.569787][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1341.569853][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.569960][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.570011][ T32] r4:84bc7b80 [ 1341.570057][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.570157][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1341.570211][ T32] r4:00000001 [ 1341.570278][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.570396][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1341.574474][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.574606][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.574673][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.574744][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.574797][ T32] r4:84bcf980 [ 1341.574848][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.574910][ T32] INFO: task kworker/0:736:5146 blocked for more than 468 seconds. [ 1341.574979][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.575031][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.575079][ T32] task:kworker/0:736 state:D stack:0 pid:5146 tgid:5146 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.575192][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.575326][ T32] Call trace: [ 1341.575466][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1341.575591][ T32] r10:8291a684 r9:eb529d84 r8:00000002 r7:60000113 r6:eb529d8c r5:85643000 [ 1341.575651][ T32] r4:85643000 [ 1341.575706][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1341.575791][ T32] r5:85643000 r4:8291a680 [ 1341.575832][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.575913][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.575993][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb529e08 [ 1341.576038][ T32] r4:00000000 [ 1341.576079][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1341.576154][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.576239][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.576381][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856c9880 [ 1341.576453][ T32] r4:00000000 [ 1341.576536][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.576648][ T32] r9:83018005 r8:85643000 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1341.576708][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.576797][ T32] r5:00001000 r4:dfa69000 [ 1341.576843][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.576923][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.577010][ T32] r5:855d8f8c r4:855d8c00 [ 1341.577054][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.577148][ T32] r7:dddced80 r6:83018000 r5:855d8f8c r4:8567ff00 [ 1341.577196][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.577288][ T32] r10:61c88647 r9:85643000 r8:8567ff2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.577345][ T32] r4:8567ff00 [ 1341.577387][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.577483][ T32] r10:00000000 r9:8567ff00 r8:80287e08 r7:eb449e60 r6:8565ad80 r5:85643000 [ 1341.577540][ T32] r4:00000001 [ 1341.577586][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.577671][ T32] Exception stack(0xeb529fb0 to 0xeb529ff8) [ 1341.577772][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.577843][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.577901][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.577956][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.578008][ T32] r4:856c9540 [ 1341.578731][ T32] INFO: task kworker/0:736:5146 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1341.578830][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.578967][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.579074][ T32] Call trace: [ 1341.579166][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.579281][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1341.579359][ T32] r4:00000000 [ 1341.579415][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.579504][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1341.579570][ T32] 9d20: 900b4000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1341.579641][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1341.579700][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1341.579757][ T32] r5:80070013 r4:80239bb0 [ 1341.579806][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.579896][ T32] r4:82ac21e4 [ 1341.579940][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.580033][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1341.580086][ T32] r4:e0539dc0 [ 1341.580131][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.580224][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1341.580277][ T32] r4:00000000 [ 1341.580369][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.601255][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1341.601483][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.601644][ T32] r5:00001000 r4:e033d000 [ 1341.601698][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.601762][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.601903][ T32] r5:84b4d38c r4:84b4d000 [ 1341.601954][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.602060][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1341.602089][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.602194][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.602232][ T32] r4:84bc7b80 [ 1341.602272][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.602393][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1341.602424][ T32] r4:00000001 [ 1341.602459][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.602528][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1341.602605][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.602642][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.602671][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.602703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.602727][ T32] r4:84bcf980 [ 1341.602753][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.602824][ T32] INFO: task kworker/0:737:5148 blocked for more than 468 seconds. [ 1341.602866][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.602895][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.602919][ T32] task:kworker/0:737 state:D stack:0 pid:5148 tgid:5148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.602984][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.603057][ T32] Call trace: [ 1341.603106][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1341.603166][ T32] r10:8291a684 r9:eb725d84 r8:00000002 r7:60000013 r6:eb725d8c r5:85643c00 [ 1341.603194][ T32] r4:85643c00 [ 1341.603216][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1341.603260][ T32] r5:85643c00 r4:8291a680 [ 1341.603280][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.603324][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.603369][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb725e08 [ 1341.603391][ T32] r4:00000000 [ 1341.603411][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1341.603448][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.603484][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.603525][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856c9d00 [ 1341.603547][ T32] r4:00000000 [ 1341.603595][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.603645][ T32] r9:83018005 r8:85643c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1341.603678][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.603725][ T32] r5:00001000 r4:eafd9000 [ 1341.603748][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.603809][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.603855][ T32] r5:855d9b8c r4:855d9800 [ 1341.603875][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.603921][ T32] r7:dddced80 r6:83018000 r5:855d9b8c r4:85655f00 [ 1341.603959][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.604009][ T32] r10:61c88647 r9:85643c00 r8:85655f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.604032][ T32] r4:85655f00 [ 1341.604066][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.604115][ T32] r10:00000000 r9:85655f00 r8:80287e08 r7:eb449e60 r6:8565ae00 r5:85643c00 [ 1341.604137][ T32] r4:00000001 [ 1341.604178][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.604218][ T32] Exception stack(0xeb725fb0 to 0xeb725ff8) [ 1341.604268][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.604312][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.604383][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.604435][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.604483][ T32] r4:856c96c0 [ 1341.604934][ T32] INFO: task kworker/0:737:5148 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1341.605012][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.605093][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.605156][ T32] Call trace: [ 1341.605188][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.605241][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1341.605265][ T32] r4:00000000 [ 1341.605286][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.605330][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1341.605358][ T32] 9d20: 9041e000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1341.605440][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1341.605470][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1341.605494][ T32] r5:80070013 r4:80239bb0 [ 1341.605515][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.605557][ T32] r4:82ac21e4 [ 1341.605598][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.605646][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1341.605671][ T32] r4:e0539dc0 [ 1341.605713][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.605761][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1341.605783][ T32] r4:00000000 [ 1341.605802][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.605847][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1341.605868][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.605909][ T32] r5:00001000 r4:e033d000 [ 1341.605997][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.606059][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.606106][ T32] r5:84b4d38c r4:84b4d000 [ 1341.606126][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.606172][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1341.606195][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.606241][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.606263][ T32] r4:84bc7b80 [ 1341.606404][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.606503][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1341.606531][ T32] r4:00000001 [ 1341.606608][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.606717][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1341.606747][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.606775][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.606802][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.606832][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.606922][ T32] r4:84bcf980 [ 1341.607210][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.607239][ T32] INFO: task kworker/0:738:5150 blocked for more than 468 seconds. [ 1341.607292][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.607344][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.607369][ T32] task:kworker/0:738 state:D stack:0 pid:5150 tgid:5150 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.607430][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.607621][ T32] Call trace: [ 1341.607653][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1341.607817][ T32] r10:8291a684 r9:eb729d84 r8:00000002 r7:60000113 r6:eb729d8c r5:85644800 [ 1341.607878][ T32] r4:85644800 [ 1341.607902][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1341.607948][ T32] r5:85644800 r4:8291a680 [ 1341.607968][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.608006][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.608048][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb729e08 [ 1341.608070][ T32] r4:00000000 [ 1341.608114][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1341.608153][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.608223][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.608269][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856c9a40 [ 1341.608292][ T32] r4:00000000 [ 1341.608313][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.608404][ T32] r9:83018005 r8:85644800 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1341.608446][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.608493][ T32] r5:00001000 r4:ea95b000 [ 1341.608513][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.608551][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.608611][ T32] r5:855d978c r4:855d9400 [ 1341.608634][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.608702][ T32] r7:dddced80 r6:83018000 r5:855d978c r4:856c8000 [ 1341.608727][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.608775][ T32] r10:61c88647 r9:85644800 r8:856c802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.608865][ T32] r4:856c8000 [ 1341.608889][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.608980][ T32] r10:00000000 r9:856c8000 r8:80287e08 r7:eb725e60 r6:8565ae80 r5:85644800 [ 1341.609006][ T32] r4:00000001 [ 1341.609025][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.609099][ T32] Exception stack(0xeb729fb0 to 0xeb729ff8) [ 1341.609129][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.609159][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.609200][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.609232][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.609255][ T32] r4:856c9ac0 [ 1341.609530][ T32] INFO: task kworker/0:738:5150 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1341.609571][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.609661][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.609707][ T32] Call trace: [ 1341.609736][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.609805][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1341.609832][ T32] r4:00000000 [ 1341.609851][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.609890][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1341.609941][ T32] 9d20: 9041e000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1341.609973][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1341.609998][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1341.610023][ T32] r5:80070013 r4:80239bb0 [ 1341.610045][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.610091][ T32] r4:82ac21e4 [ 1341.610112][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.610154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1341.610176][ T32] r4:e0539dc0 [ 1341.610207][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.610253][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1341.610298][ T32] r4:00000000 [ 1341.610322][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.610402][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1341.610493][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.636599][ T32] r5:00001000 r4:e033d000 [ 1341.636649][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.636727][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.636779][ T32] r5:84b4d38c r4:84b4d000 [ 1341.636857][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.636925][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1341.636969][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.637023][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.637047][ T32] r4:84bc7b80 [ 1341.637066][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.637113][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1341.637136][ T32] r4:00000001 [ 1341.637156][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.637194][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1341.637225][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.637254][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.637281][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.637309][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.637331][ T32] r4:84bcf980 [ 1341.637355][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.637385][ T32] INFO: task kworker/0:739:5153 blocked for more than 468 seconds. [ 1341.637417][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.637508][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.637537][ T32] task:kworker/0:739 state:D stack:0 pid:5153 tgid:5153 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.637603][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.637649][ T32] Call trace: [ 1341.637681][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1341.637735][ T32] r10:8291a684 r9:eb6a5d84 r8:00000002 r7:60000013 r6:eb6a5d8c r5:85645400 [ 1341.637757][ T32] r4:85645400 [ 1341.637868][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1341.637922][ T32] r5:85645400 r4:8291a680 [ 1341.637944][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.638112][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.638159][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6a5e08 [ 1341.638182][ T32] r4:00000000 [ 1341.638202][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1341.638238][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.638276][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.638324][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856c9ec0 [ 1341.638348][ T32] r4:00000000 [ 1341.638391][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.638443][ T32] r9:83018005 r8:85645400 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1341.638465][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.638509][ T32] r5:00001000 r4:eb081000 [ 1341.638529][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.638573][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.638617][ T32] r5:855da38c r4:855da000 [ 1341.638638][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.638683][ T32] r7:dddced80 r6:83018000 r5:855da38c r4:856c8180 [ 1341.638704][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.638750][ T32] r10:61c88647 r9:85645400 r8:856c81ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.638772][ T32] r4:856c8180 [ 1341.638792][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.638836][ T32] r10:00000000 r9:856c8180 r8:80287e08 r7:eb725e60 r6:855fdf80 r5:85645400 [ 1341.638858][ T32] r4:00000001 [ 1341.638877][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.638912][ T32] Exception stack(0xeb6a5fb0 to 0xeb6a5ff8) [ 1341.638939][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.638968][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.638996][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.639023][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.639047][ T32] r4:856c9ac0 [ 1341.639481][ T32] INFO: task kworker/0:739:5153 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1341.639522][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.639779][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.639829][ T32] Call trace: [ 1341.640248][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.640305][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1341.640365][ T32] r4:00000000 [ 1341.640398][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.650833][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1341.650948][ T32] 9d20: 909c9000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1341.650984][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1341.651009][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1341.651036][ T32] r5:80070013 r4:80239bb0 [ 1341.651060][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.651124][ T32] r4:82ac21e4 [ 1341.651145][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.651188][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1341.651210][ T32] r4:e0539dc0 [ 1341.651230][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.651286][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1341.651314][ T32] r4:00000000 [ 1341.651334][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.651383][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1341.651404][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.651448][ T32] r5:00001000 r4:e033d000 [ 1341.651471][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.651516][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.651562][ T32] r5:84b4d38c r4:84b4d000 [ 1341.651616][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.651669][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1341.651691][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.651740][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.651763][ T32] r4:84bc7b80 [ 1341.651783][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.651830][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1341.651853][ T32] r4:00000001 [ 1341.651872][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.651929][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1341.651981][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.652042][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.652089][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.652123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.652148][ T32] r4:84bcf980 [ 1341.652172][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.652200][ T32] INFO: task kworker/0:740:5157 blocked for more than 468 seconds. [ 1341.652232][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.652257][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.652281][ T32] task:kworker/0:740 state:D stack:0 pid:5157 tgid:5157 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.652379][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.652432][ T32] Call trace: [ 1341.652465][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1341.652534][ T32] r10:8291a684 r9:eb731d84 r8:00000002 r7:60000113 r6:eb731d8c r5:85640c00 [ 1341.652561][ T32] r4:85640c00 [ 1341.652587][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1341.652655][ T32] r5:85640c00 r4:8291a680 [ 1341.652681][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.652723][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.652766][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb731e08 [ 1341.652787][ T32] r4:00000000 [ 1341.652806][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1341.652842][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.652876][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.652916][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856c9980 [ 1341.652938][ T32] r4:00000000 [ 1341.652963][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.653026][ T32] r9:83018005 r8:85640c00 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1341.653052][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.653117][ T32] r5:00001000 r4:eb017000 [ 1341.653140][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.653181][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.653235][ T32] r5:855d9f8c r4:855d9c00 [ 1341.653258][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.653305][ T32] r7:dddced80 r6:83018000 r5:855d9f8c r4:856c8080 [ 1341.653326][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.653372][ T32] r10:61c88647 r9:85640c00 r8:856c80ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.653395][ T32] r4:856c8080 [ 1341.653414][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.653459][ T32] r10:00000000 r9:856c8080 r8:80287e08 r7:eb6a5e60 r6:856ce000 r5:85640c00 [ 1341.653483][ T32] r4:00000001 [ 1341.653501][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.653537][ T32] Exception stack(0xeb731fb0 to 0xeb731ff8) [ 1341.653563][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.653601][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.653628][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.653657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.653692][ T32] r4:856c9e00 [ 1341.654188][ T32] INFO: task kworker/0:740:5157 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1341.654265][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.654353][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.654445][ T32] Call trace: [ 1341.654506][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.654612][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1341.654658][ T32] r4:00000000 [ 1341.654703][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.654784][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1341.654848][ T32] 9d20: 909c9000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1341.654904][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1341.654932][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1341.654956][ T32] r5:80070013 r4:80239bb0 [ 1341.654978][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.655022][ T32] r4:82ac21e4 [ 1341.655043][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.655088][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1341.655110][ T32] r4:e0539dc0 [ 1341.655131][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.655172][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1341.655196][ T32] r4:00000000 [ 1341.655232][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.655284][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1341.655312][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.655370][ T32] r5:00001000 r4:e033d000 [ 1341.655411][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.655456][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.655525][ T32] r5:84b4d38c r4:84b4d000 [ 1341.655549][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.655629][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1341.655656][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.655720][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.655771][ T32] r4:84bc7b80 [ 1341.655794][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.655864][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1341.655893][ T32] r4:00000001 [ 1341.655913][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.655949][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1341.655976][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.656008][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.656035][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.656063][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.656103][ T32] r4:84bcf980 [ 1341.656126][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.656152][ T32] INFO: task kworker/0:741:5159 blocked for more than 468 seconds. [ 1341.656182][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.656206][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.656271][ T32] task:kworker/0:741 state:D stack:0 pid:5159 tgid:5159 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.656387][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.656433][ T32] Call trace: [ 1341.656465][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1341.656513][ T32] r10:8291a684 r9:eb739d84 r8:00000002 r7:60000013 r6:eb739d8c r5:8563c800 [ 1341.656535][ T32] r4:8563c800 [ 1341.656555][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1341.656604][ T32] r5:8563c800 r4:8291a680 [ 1341.656623][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.656676][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.656724][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb739e08 [ 1341.656751][ T32] r4:00000000 [ 1341.656775][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1341.656834][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.656922][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.656969][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8568ca00 [ 1341.657016][ T32] r4:00000000 [ 1341.657115][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.657211][ T32] r9:83018005 r8:8563c800 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1341.657236][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.657293][ T32] r5:00001000 r4:eb121000 [ 1341.657320][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.657361][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.657404][ T32] r5:855dab8c r4:855da800 [ 1341.657424][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.657469][ T32] r7:dddced80 r6:83018000 r5:855dab8c r4:856c8200 [ 1341.657490][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.657538][ T32] r10:61c88647 r9:8563c800 r8:856c822c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.657560][ T32] r4:856c8200 [ 1341.657584][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.657631][ T32] r10:00000000 r9:856c8200 r8:80287e08 r7:eb6a5e60 r6:856ce080 r5:8563c800 [ 1341.657653][ T32] r4:00000001 [ 1341.657672][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.657743][ T32] Exception stack(0xeb739fb0 to 0xeb739ff8) [ 1341.657776][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.657827][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.657858][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.657887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.657937][ T32] r4:856768c0 [ 1341.658215][ T32] INFO: task kworker/0:741:5159 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1341.658251][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.658394][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.658517][ T32] Call trace: [ 1341.658572][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.658694][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1341.658722][ T32] r4:00000000 [ 1341.658743][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.658784][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1341.658834][ T32] 9d20: 909c9000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1341.658890][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1341.658922][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1341.658946][ T32] r5:80070013 r4:80239bb0 [ 1341.658966][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.659007][ T32] r4:82ac21e4 [ 1341.659027][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.659091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1341.659118][ T32] r4:e0539dc0 [ 1341.659138][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.659230][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1341.659258][ T32] r4:00000000 [ 1341.659283][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.659343][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1341.659377][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.659422][ T32] r5:00001000 r4:e033d000 [ 1341.659443][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.659483][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.659527][ T32] r5:84b4d38c r4:84b4d000 [ 1341.659547][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.659599][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1341.659620][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.659668][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.659776][ T32] r4:84bc7b80 [ 1341.659800][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.659848][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1341.659878][ T32] r4:00000001 [ 1341.659898][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.659934][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1341.659985][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.660065][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.660130][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.660189][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.660239][ T32] r4:84bcf980 [ 1341.660298][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.660384][ T32] INFO: task kworker/0:742:5160 blocked for more than 468 seconds. [ 1341.691232][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.691451][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.691509][ T32] task:kworker/0:742 state:D stack:0 pid:5160 tgid:5160 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.691654][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.691811][ T32] Call trace: [ 1341.691902][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1341.692029][ T32] r10:8291a684 r9:eb73dd84 r8:00000002 r7:60000013 r6:eb73dd8c r5:85648000 [ 1341.692103][ T32] r4:85648000 [ 1341.692155][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1341.692245][ T32] r5:85648000 r4:8291a680 [ 1341.692289][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.692420][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.692524][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb73de08 [ 1341.692608][ T32] r4:00000000 [ 1341.692656][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1341.692738][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.692823][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.692913][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85676b40 [ 1341.692963][ T32] r4:00000000 [ 1341.693014][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.693120][ T32] r9:83018005 r8:85648000 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1341.693173][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.693271][ T32] r5:00001000 r4:eb0e1000 [ 1341.693322][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.693410][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.693523][ T32] r5:855da78c r4:855da400 [ 1341.693612][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.693723][ T32] r7:dddced80 r6:83018000 r5:855da78c r4:856c8100 [ 1341.693773][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.693875][ T32] r10:61c88647 r9:85648000 r8:856c812c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.693945][ T32] r4:856c8100 [ 1341.694000][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.694107][ T32] r10:00000000 r9:856c8100 r8:80287e08 r7:eb739e60 r6:856ce100 r5:85648000 [ 1341.694161][ T32] r4:00000001 [ 1341.694211][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.694294][ T32] Exception stack(0xeb73dfb0 to 0xeb73dff8) [ 1341.694361][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.694423][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.694477][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.694541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.694597][ T32] r4:856768c0 [ 1341.695342][ T32] INFO: task kworker/0:742:5160 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1341.695444][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.695616][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.695716][ T32] Call trace: [ 1341.695791][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.695905][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1341.695984][ T32] r4:00000000 [ 1341.696044][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.696136][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1341.696204][ T32] 9d20: 90da2000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1341.696293][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1341.696378][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1341.696462][ T32] r5:80070013 r4:80239bb0 [ 1341.696525][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.696630][ T32] r4:82ac21e4 [ 1341.696684][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.696784][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1341.696857][ T32] r4:e0539dc0 [ 1341.696938][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.697039][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1341.697091][ T32] r4:00000000 [ 1341.697137][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.697234][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1341.697281][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.697373][ T32] r5:00001000 r4:e033d000 [ 1341.697426][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.697519][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.697624][ T32] r5:84b4d38c r4:84b4d000 [ 1341.697673][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.697796][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1341.697860][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.697968][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.698025][ T32] r4:84bc7b80 [ 1341.698071][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.698176][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1341.698235][ T32] r4:00000001 [ 1341.698320][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.698414][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1341.698499][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.698631][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.698720][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.698793][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.698860][ T32] r4:84bcf980 [ 1341.698916][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.698980][ T32] INFO: task kworker/0:743:5162 blocked for more than 468 seconds. [ 1341.699063][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.699138][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.699189][ T32] task:kworker/0:743 state:D stack:0 pid:5162 tgid:5162 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.699359][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.699462][ T32] Call trace: [ 1341.699558][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1341.699676][ T32] r10:8291a684 r9:eb745d84 r8:00000002 r7:60000013 r6:eb745d8c r5:85649800 [ 1341.699730][ T32] r4:85649800 [ 1341.699783][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1341.699877][ T32] r5:85649800 r4:8291a680 [ 1341.699947][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.700052][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.700161][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb745e08 [ 1341.700228][ T32] r4:00000000 [ 1341.700298][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1341.700445][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.721471][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.721654][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d6200 [ 1341.721710][ T32] r4:00000000 [ 1341.721762][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.721866][ T32] r9:83018005 r8:85649800 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1341.721916][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.722016][ T32] r5:00001000 r4:eb253000 [ 1341.722064][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.722173][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.722267][ T32] r5:855db38c r4:855db000 [ 1341.722313][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.722418][ T32] r7:dddced80 r6:83018000 r5:855db38c r4:856c8300 [ 1341.722470][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.722582][ T32] r10:61c88647 r9:85649800 r8:856c832c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.722638][ T32] r4:856c8300 [ 1341.722687][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.722786][ T32] r10:00000000 r9:856c8300 r8:80287e08 r7:eb739e60 r6:856ce180 r5:85649800 [ 1341.722841][ T32] r4:00000001 [ 1341.722888][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.722970][ T32] Exception stack(0xeb745fb0 to 0xeb745ff8) [ 1341.723035][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.723120][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.723203][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.723285][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.723338][ T32] r4:8568cf00 [ 1341.724103][ T32] INFO: task kworker/0:743:5162 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1341.724183][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.724355][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.724465][ T32] Call trace: [ 1341.724582][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.724705][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1341.724774][ T32] r4:00000000 [ 1341.724822][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.724905][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1341.724967][ T32] 9d20: 90e1e000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1341.725050][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1341.725108][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1341.725168][ T32] r5:80070013 r4:80239bb0 [ 1341.725221][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.725306][ T32] r4:82ac21e4 [ 1341.725350][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.725441][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1341.725488][ T32] r4:e0539dc0 [ 1341.725526][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.725627][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1341.725699][ T32] r4:00000000 [ 1341.725749][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.725861][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1341.725924][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.726016][ T32] r5:00001000 r4:e033d000 [ 1341.726095][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.726196][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.726284][ T32] r5:84b4d38c r4:84b4d000 [ 1341.726331][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.726428][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1341.726477][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.726585][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.726639][ T32] r4:84bc7b80 [ 1341.726685][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.726786][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1341.726866][ T32] r4:00000001 [ 1341.726919][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.726998][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1341.727052][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.727136][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.727220][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.727286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.727335][ T32] r4:84bcf980 [ 1341.727381][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.727460][ T32] INFO: task kworker/1:270:5165 blocked for more than 468 seconds. [ 1341.727527][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.727591][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.727640][ T32] task:kworker/1:270 state:D stack:0 pid:5165 tgid:5165 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.727743][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.727832][ T32] Call trace: [ 1341.727901][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1341.727997][ T32] r10:8291a684 r9:eb699d84 r8:00000002 r7:60000113 r6:eb699d8c r5:8564a400 [ 1341.728050][ T32] r4:8564a400 [ 1341.728099][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1341.728189][ T32] r5:8564a400 r4:8291a680 [ 1341.728235][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.728318][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.728441][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb699e08 [ 1341.728520][ T32] r4:00000000 [ 1341.728590][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1341.728677][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.728761][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.728854][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b977c0 [ 1341.728931][ T32] r4:00000000 [ 1341.728988][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.729088][ T32] r9:83018205 r8:8564a400 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1341.729141][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.729236][ T32] r5:00001000 r4:eb221000 [ 1341.729286][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.729374][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.729485][ T32] r5:849ecf8c r4:849ecc00 [ 1341.729562][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.729683][ T32] r7:ddde2d80 r6:83018200 r5:849ecf8c r4:856ce200 [ 1341.729735][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.729837][ T32] r10:61c88647 r9:8564a400 r8:856ce22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.729914][ T32] r4:856ce200 [ 1341.729965][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.730069][ T32] r10:00000000 r9:856ce200 r8:80287e08 r7:eb6a9e60 r6:856ce380 r5:8564a400 [ 1341.730128][ T32] r4:00000001 [ 1341.730178][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.730259][ T32] Exception stack(0xeb699fb0 to 0xeb699ff8) [ 1341.730320][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.730385][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.730451][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.730517][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.730578][ T32] r4:856cfec0 [ 1341.761803][ T32] INFO: task kworker/1:270:5165 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1341.762034][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.762241][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.762384][ T32] Call trace: [ 1341.762469][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.762606][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1341.762666][ T32] r4:00000000 [ 1341.762720][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.762814][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1341.762886][ T32] 9d20: 90fcf000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1341.762958][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1341.763023][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1341.763083][ T32] r5:80070013 r4:80239bb0 [ 1341.763135][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.763235][ T32] r4:82ac21e4 [ 1341.763288][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.763415][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1341.763476][ T32] r4:e0539dc0 [ 1341.763530][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.763654][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1341.763717][ T32] r4:00000000 [ 1341.763767][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.763870][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1341.763921][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.764014][ T32] r5:00001000 r4:e033d000 [ 1341.764060][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.764153][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.764242][ T32] r5:84b4d38c r4:84b4d000 [ 1341.764286][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.764415][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1341.764489][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.764610][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.764686][ T32] r4:84bc7b80 [ 1341.764757][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.764868][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1341.764926][ T32] r4:00000001 [ 1341.764974][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.765053][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1341.765136][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.765230][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.765298][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.765382][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.765439][ T32] r4:84bcf980 [ 1341.765491][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.765556][ T32] INFO: task kworker/0:744:5167 blocked for more than 468 seconds. [ 1341.765634][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.765692][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.765741][ T32] task:kworker/0:744 state:D stack:0 pid:5167 tgid:5167 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.765849][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.765945][ T32] Call trace: [ 1341.766020][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1341.766125][ T32] r10:8291a684 r9:eb749d84 r8:00000002 r7:60000113 r6:eb749d8c r5:8564b000 [ 1341.766182][ T32] r4:8564b000 [ 1341.766232][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1341.766334][ T32] r5:8564b000 r4:8291a680 [ 1341.766386][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.766667][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.766780][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb749e08 [ 1341.766839][ T32] r4:00000000 [ 1341.766907][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1341.766998][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.767093][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.767195][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d6040 [ 1341.767254][ T32] r4:00000000 [ 1341.767311][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.767418][ T32] r9:83018005 r8:8564b000 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1341.767471][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.767578][ T32] r5:00001000 r4:eb233000 [ 1341.767629][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.767719][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.767813][ T32] r5:855daf8c r4:855dac00 [ 1341.767859][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.767980][ T32] r7:dddced80 r6:83018000 r5:855daf8c r4:856c8400 [ 1341.768036][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.768137][ T32] r10:61c88647 r9:8564b000 r8:856c842c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.768203][ T32] r4:856c8400 [ 1341.768258][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.768390][ T32] r10:00000000 r9:856c8400 r8:80287e08 r7:eb745e60 r6:856ce280 r5:8564b000 [ 1341.768462][ T32] r4:00000001 [ 1341.768529][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.768620][ T32] Exception stack(0xeb749fb0 to 0xeb749ff8) [ 1341.768681][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.768748][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.768814][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.768905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.768966][ T32] r4:856d6100 [ 1341.769519][ T32] INFO: task kworker/0:744:5167 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1341.769622][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.769798][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.769900][ T32] Call trace: [ 1341.770004][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.770139][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1341.770204][ T32] r4:00000000 [ 1341.770255][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.770367][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1341.770512][ T32] 9d20: 90fcf000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1341.799304][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1341.799405][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1341.799470][ T32] r5:80070013 r4:80239bb0 [ 1341.799521][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.799648][ T32] r4:82ac21e4 [ 1341.799706][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.799800][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1341.799849][ T32] r4:e0539dc0 [ 1341.799892][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.799989][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1341.800043][ T32] r4:00000000 [ 1341.800091][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.800196][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1341.800245][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.800363][ T32] r5:00001000 r4:e033d000 [ 1341.800416][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.811210][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.811391][ T32] r5:84b4d38c r4:84b4d000 [ 1341.811451][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.811566][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1341.811618][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.811720][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.811772][ T32] r4:84bc7b80 [ 1341.811837][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.811940][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1341.811987][ T32] r4:00000001 [ 1341.812044][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.812130][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1341.812195][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.812255][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.812313][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.812407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.812494][ T32] r4:84bcf980 [ 1341.812587][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.812682][ T32] INFO: task kworker/0:745:5169 blocked for more than 468 seconds. [ 1341.812772][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.812841][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.812893][ T32] task:kworker/0:745 state:D stack:0 pid:5169 tgid:5169 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.813053][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.813158][ T32] Call trace: [ 1341.813282][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1341.813398][ T32] r10:8291a684 r9:eb751d84 r8:00000002 r7:60000113 r6:eb751d8c r5:8564c800 [ 1341.813468][ T32] r4:8564c800 [ 1341.813521][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1341.813626][ T32] r5:8564c800 r4:8291a680 [ 1341.813674][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.813759][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.813852][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb751e08 [ 1341.813922][ T32] r4:00000000 [ 1341.813985][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1341.814066][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.814152][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.814245][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d63c0 [ 1341.814298][ T32] r4:00000000 [ 1341.814365][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.814499][ T32] r9:83018005 r8:8564c800 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1341.814573][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.814668][ T32] r5:00001000 r4:eb295000 [ 1341.814716][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.814878][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.815002][ T32] r5:855dbb8c r4:855db800 [ 1341.815093][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.815204][ T32] r7:dddced80 r6:83018000 r5:855dbb8c r4:856c8480 [ 1341.815251][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.815359][ T32] r10:61c88647 r9:8564c800 r8:856c84ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.815441][ T32] r4:856c8480 [ 1341.815506][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.815616][ T32] r10:00000000 r9:856c8480 r8:80287e08 r7:eb745e60 r6:856ce300 r5:8564c800 [ 1341.815670][ T32] r4:00000001 [ 1341.815716][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.815846][ T32] Exception stack(0xeb751fb0 to 0xeb751ff8) [ 1341.815913][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.815977][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.816037][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.816104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.816155][ T32] r4:856d61c0 [ 1341.816952][ T32] INFO: task kworker/0:745:5169 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1341.817035][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.817169][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.817266][ T32] Call trace: [ 1341.817340][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.817463][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1341.817517][ T32] r4:00000000 [ 1341.817571][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.817661][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1341.817725][ T32] 9d20: 915cf000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1341.817792][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1341.817853][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1341.817908][ T32] r5:80070013 r4:80239bb0 [ 1341.817955][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.818047][ T32] r4:82ac21e4 [ 1341.818132][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.818235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1341.818286][ T32] r4:e0539dc0 [ 1341.818357][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.818466][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1341.818520][ T32] r4:00000000 [ 1341.818574][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.818672][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1341.818720][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.818801][ T32] r5:00001000 r4:e033d000 [ 1341.818849][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.818933][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.819018][ T32] r5:84b4d38c r4:84b4d000 [ 1341.819057][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.819154][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1341.819202][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.819400][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.819454][ T32] r4:84bc7b80 [ 1341.819497][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.819622][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1341.819690][ T32] r4:00000001 [ 1341.819732][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.819809][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1341.819870][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.819932][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.819993][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.820082][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.820141][ T32] r4:84bcf980 [ 1341.820188][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.820242][ T32] INFO: task kworker/0:746:5172 blocked for more than 468 seconds. [ 1341.820305][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.820398][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.820524][ T32] task:kworker/0:746 state:D stack:0 pid:5172 tgid:5172 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.841356][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.841560][ T32] Call trace: [ 1341.841640][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1341.841750][ T32] r10:8291a684 r9:eb75dd84 r8:00000002 r7:60000113 r6:eb75dd8c r5:8564e000 [ 1341.841808][ T32] r4:8564e000 [ 1341.841853][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1341.841959][ T32] r5:8564e000 r4:8291a680 [ 1341.842010][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.842092][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.842209][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb75de08 [ 1341.842264][ T32] r4:00000000 [ 1341.842309][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1341.842386][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.842509][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.842618][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d6340 [ 1341.842686][ T32] r4:00000000 [ 1341.842730][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.842827][ T32] r9:83018005 r8:8564e000 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1341.842883][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.842991][ T32] r5:00001000 r4:eb26d000 [ 1341.843048][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.843140][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.843271][ T32] r5:855db78c r4:855db400 [ 1341.843374][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.843476][ T32] r7:dddced80 r6:83018000 r5:855db78c r4:856c8500 [ 1341.843529][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.843661][ T32] r10:61c88647 r9:8564e000 r8:856c852c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.843715][ T32] r4:856c8500 [ 1341.843759][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.843849][ T32] r10:00000000 r9:856c8500 r8:80287e08 r7:eb751e60 r6:856ce400 r5:8564e000 [ 1341.843897][ T32] r4:00000001 [ 1341.843944][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.844025][ T32] Exception stack(0xeb75dfb0 to 0xeb75dff8) [ 1341.844085][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.844142][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.844195][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.844255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.844306][ T32] r4:856d6280 [ 1341.845044][ T32] INFO: task kworker/0:746:5172 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1341.845127][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.845290][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.845448][ T32] Call trace: [ 1341.845523][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.845643][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1341.845695][ T32] r4:00000000 [ 1341.845741][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.845850][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1341.845922][ T32] 9d20: 91707000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1341.845999][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1341.846052][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1341.846100][ T32] r5:80070013 r4:80239bb0 [ 1341.846144][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.846235][ T32] r4:82ac21e4 [ 1341.846298][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.846395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1341.846444][ T32] r4:e0539dc0 [ 1341.846493][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.846601][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1341.846653][ T32] r4:00000000 [ 1341.846698][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.846800][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1341.846850][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.846947][ T32] r5:00001000 r4:e033d000 [ 1341.846997][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.847104][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.847207][ T32] r5:84b4d38c r4:84b4d000 [ 1341.847252][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.847368][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1341.847419][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.847516][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.847581][ T32] r4:84bc7b80 [ 1341.847629][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.847741][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1341.847795][ T32] r4:00000001 [ 1341.847842][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.847922][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1341.847993][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.848085][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.848155][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.848253][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.848319][ T32] r4:84bcf980 [ 1341.848419][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.848526][ T32] INFO: task kworker/0:747:5173 blocked for more than 468 seconds. [ 1341.848619][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.848720][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.848777][ T32] task:kworker/0:747 state:D stack:0 pid:5173 tgid:5173 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.848910][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.849020][ T32] Call trace: [ 1341.849095][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1341.849207][ T32] r10:8291a684 r9:eb761d84 r8:00000002 r7:60000013 r6:eb761d8c r5:8564ec00 [ 1341.849264][ T32] r4:8564ec00 [ 1341.849318][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1341.849440][ T32] r5:8564ec00 r4:8291a680 [ 1341.849489][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.849581][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.849676][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb761e08 [ 1341.849724][ T32] r4:00000000 [ 1341.849782][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1341.849865][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.849947][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.850056][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d6580 [ 1341.850116][ T32] r4:00000000 [ 1341.850165][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.850265][ T32] r9:83018005 r8:8564ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1341.850317][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.850410][ T32] r5:00001000 r4:eb39d000 [ 1341.881121][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.881349][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.881450][ T32] r5:855dbf8c r4:855dbc00 [ 1341.881498][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.881609][ T32] r7:dddced80 r6:83018000 r5:855dbf8c r4:856c8380 [ 1341.881661][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.881765][ T32] r10:61c88647 r9:8564ec00 r8:856c83ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.881820][ T32] r4:856c8380 [ 1341.881869][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.881974][ T32] r10:00000000 r9:856c8380 r8:80287e08 r7:eb751e60 r6:856ce480 r5:8564ec00 [ 1341.882031][ T32] r4:00000001 [ 1341.882131][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.882227][ T32] Exception stack(0xeb761fb0 to 0xeb761ff8) [ 1341.882300][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.882388][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.882460][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.882556][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.882625][ T32] r4:856d6280 [ 1341.883371][ T32] INFO: task kworker/0:747:5173 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1341.883463][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.883668][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.883798][ T32] Call trace: [ 1341.883883][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.884001][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1341.884056][ T32] r4:00000000 [ 1341.884103][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.884188][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1341.884250][ T32] 9d20: 91c5a000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1341.884318][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1341.884407][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1341.884464][ T32] r5:80070013 r4:80239bb0 [ 1341.884511][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.884617][ T32] r4:82ac21e4 [ 1341.884668][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.884762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1341.884818][ T32] r4:e0539dc0 [ 1341.884864][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.884960][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1341.885019][ T32] r4:00000000 [ 1341.885068][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.885168][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1341.885223][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.885319][ T32] r5:00001000 r4:e033d000 [ 1341.885383][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.885478][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.885597][ T32] r5:84b4d38c r4:84b4d000 [ 1341.885649][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.885765][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1341.885826][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.885931][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.885981][ T32] r4:84bc7b80 [ 1341.886024][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.886143][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1341.886215][ T32] r4:00000001 [ 1341.886273][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.886399][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1341.886466][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.886544][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.886610][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.886671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.886738][ T32] r4:84bcf980 [ 1341.886811][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.886898][ T32] INFO: task kworker/0:748:5176 blocked for more than 468 seconds. [ 1341.887033][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.887105][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.887159][ T32] task:kworker/0:748 state:D stack:0 pid:5176 tgid:5176 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.887290][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.887443][ T32] Call trace: [ 1341.887587][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1341.887717][ T32] r10:8291a684 r9:eb76dd84 r8:00000002 r7:60000113 r6:eb76dd8c r5:8564bc00 [ 1341.887880][ T32] r4:8564bc00 [ 1341.887947][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1341.888038][ T32] r5:8564bc00 r4:8291a680 [ 1341.888084][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.888305][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.888454][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb76de08 [ 1341.888512][ T32] r4:00000000 [ 1341.888575][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1341.888661][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.888752][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.888839][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d66c0 [ 1341.888887][ T32] r4:00000000 [ 1341.888931][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.889047][ T32] r9:83018005 r8:8564bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1341.889101][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.889201][ T32] r5:00001000 r4:eb3b5000 [ 1341.889246][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.889336][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.889430][ T32] r5:8574038c r4:85740000 [ 1341.889475][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.889587][ T32] r7:dddced80 r6:83018000 r5:8574038c r4:856c8580 [ 1341.889652][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.889759][ T32] r10:61c88647 r9:8564bc00 r8:856c85ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.889835][ T32] r4:856c8580 [ 1341.889890][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.889988][ T32] r10:00000000 r9:856c8580 r8:80287e08 r7:eb761e60 r6:856ce500 r5:8564bc00 [ 1341.890056][ T32] r4:00000001 [ 1341.890113][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.890193][ T32] Exception stack(0xeb76dfb0 to 0xeb76dff8) [ 1341.890253][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.890318][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.890382][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.890528][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.919157][ T32] r4:856d64c0 [ 1341.919932][ T32] INFO: task kworker/0:748:5176 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1341.920025][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.920216][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.920450][ T32] Call trace: [ 1341.920980][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.921130][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1341.921189][ T32] r4:00000000 [ 1341.921236][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.921335][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1341.921409][ T32] 9d20: 91e42000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1341.921480][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1341.921569][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1341.921635][ T32] r5:80070013 r4:80239bb0 [ 1341.921686][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.921780][ T32] r4:82ac21e4 [ 1341.921845][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.921939][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1341.922007][ T32] r4:e0539dc0 [ 1341.922049][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.922173][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1341.922276][ T32] r4:00000000 [ 1341.922343][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.922446][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1341.922519][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.922654][ T32] r5:00001000 r4:e033d000 [ 1341.922733][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.922840][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.922927][ T32] r5:84b4d38c r4:84b4d000 [ 1341.922984][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.923098][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1341.923151][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.923274][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.923332][ T32] r4:84bc7b80 [ 1341.923379][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.923477][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1341.923525][ T32] r4:00000001 [ 1341.923583][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.923661][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1341.923736][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.923808][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.923873][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.923947][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.924011][ T32] r4:84bcf980 [ 1341.924057][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.924135][ T32] INFO: task kworker/0:749:5177 blocked for more than 468 seconds. [ 1341.924208][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.924260][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.924319][ T32] task:kworker/0:749 state:D stack:0 pid:5177 tgid:5177 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.924481][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.924597][ T32] Call trace: [ 1341.924672][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1341.924778][ T32] r10:8291a684 r9:eb771d84 r8:00000002 r7:60000013 r6:eb771d8c r5:8564d400 [ 1341.924834][ T32] r4:8564d400 [ 1341.924881][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1341.924974][ T32] r5:8564d400 r4:8291a680 [ 1341.925024][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.925116][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.925206][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb771e08 [ 1341.925265][ T32] r4:00000000 [ 1341.925322][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1341.925397][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.925476][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.925604][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d6800 [ 1341.925657][ T32] r4:00000000 [ 1341.925706][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.925803][ T32] r9:83018005 r8:8564d400 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1341.925872][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.925970][ T32] r5:00001000 r4:eb445000 [ 1341.926020][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.926107][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.926196][ T32] r5:8574078c r4:85740400 [ 1341.926239][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.926344][ T32] r7:dddced80 r6:83018000 r5:8574078c r4:856c8600 [ 1341.926397][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.926502][ T32] r10:61c88647 r9:8564d400 r8:856c862c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.926571][ T32] r4:856c8600 [ 1341.926647][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.926801][ T32] r10:00000000 r9:856c8600 r8:80287e08 r7:eb76de60 r6:856ce580 r5:8564d400 [ 1341.926870][ T32] r4:00000001 [ 1341.926937][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.927029][ T32] Exception stack(0xeb771fb0 to 0xeb771ff8) [ 1341.927093][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.927157][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.927223][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.927289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.927345][ T32] r4:856d64c0 [ 1341.928060][ T32] INFO: task kworker/0:749:5177 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1341.928151][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.928322][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.928458][ T32] Call trace: [ 1341.928568][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.928674][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1341.928772][ T32] r4:00000000 [ 1341.928829][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.928919][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1341.928988][ T32] 9d20: 91e42000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1341.929053][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1341.929128][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1341.929189][ T32] r5:80070013 r4:80239bb0 [ 1341.929240][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.929335][ T32] r4:82ac21e4 [ 1341.929386][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.929481][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1341.929554][ T32] r4:e0539dc0 [ 1341.929622][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.929719][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1341.929773][ T32] r4:00000000 [ 1341.929821][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.929922][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1341.929974][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.930071][ T32] r5:00001000 r4:e033d000 [ 1341.930121][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.930209][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.930303][ T32] r5:84b4d38c r4:84b4d000 [ 1341.930351][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.958364][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1341.958539][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.958696][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.958759][ T32] r4:84bc7b80 [ 1341.958811][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.958926][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1341.958983][ T32] r4:00000001 [ 1341.959031][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.959118][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1341.959180][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.959244][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.959305][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.959404][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.959466][ T32] r4:84bcf980 [ 1341.959520][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.959603][ T32] INFO: task kworker/1:271:5178 blocked for more than 468 seconds. [ 1341.959673][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.959729][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.959779][ T32] task:kworker/1:271 state:D stack:0 pid:5178 tgid:5178 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.959898][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.960007][ T32] Call trace: [ 1341.960071][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1341.960179][ T32] r10:8291a684 r9:eb775d84 r8:00000002 r7:60000113 r6:eb775d8c r5:85646000 [ 1341.960232][ T32] r4:85646000 [ 1341.960281][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1341.960401][ T32] r5:85646000 r4:8291a680 [ 1341.965494][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.965727][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.965837][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb775e08 [ 1341.965897][ T32] r4:00000000 [ 1341.965970][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1341.966061][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.966154][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.966271][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8568cf00 [ 1341.966347][ T32] r4:00000000 [ 1341.966385][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.966471][ T32] r9:83018205 r8:85646000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1341.966511][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.966592][ T32] r5:00001000 r4:eb7ef000 [ 1341.966630][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.966698][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.966772][ T32] r5:847d1b8c r4:847d1800 [ 1341.966808][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.966890][ T32] r7:ddde2d80 r6:83018200 r5:847d1b8c r4:856ce600 [ 1341.966929][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.967010][ T32] r10:61c88647 r9:85646000 r8:856ce62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.967051][ T32] r4:856ce600 [ 1341.967106][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.967193][ T32] r10:00000000 r9:856ce600 r8:80287e08 r7:eb699e60 r6:856ce680 r5:85646000 [ 1341.967233][ T32] r4:00000001 [ 1341.967269][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.967360][ T32] Exception stack(0xeb775fb0 to 0xeb775ff8) [ 1341.967431][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.967502][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.967566][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.967648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.967715][ T32] r4:856df2c0 [ 1341.968483][ T32] INFO: task kworker/1:271:5178 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1341.968573][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.968759][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.968868][ T32] Call trace: [ 1341.968959][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.969073][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1341.969127][ T32] r4:00000000 [ 1341.969179][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.969261][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1341.969339][ T32] 9d20: 920e4000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1341.969408][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1341.969468][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1341.969528][ T32] r5:80070013 r4:80239bb0 [ 1341.969578][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.969677][ T32] r4:82ac21e4 [ 1341.969747][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.969846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1341.969897][ T32] r4:e0539dc0 [ 1341.969960][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.970057][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1341.970113][ T32] r4:00000000 [ 1341.970161][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.970260][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1341.970335][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.988545][ T32] r5:00001000 r4:e033d000 [ 1341.988741][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.988895][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.988999][ T32] r5:84b4d38c r4:84b4d000 [ 1341.989050][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.989156][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1341.989227][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.989359][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.989428][ T32] r4:84bc7b80 [ 1341.989481][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.989591][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1341.989651][ T32] r4:00000001 [ 1341.989698][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.989789][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1341.989879][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.989953][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.990017][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.990096][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.990174][ T32] r4:84bcf980 [ 1341.990246][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.990329][ T32] INFO: task kworker/0:750:5179 blocked for more than 468 seconds. [ 1341.990403][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.990497][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.995331][ T32] task:kworker/0:750 state:D stack:0 pid:5179 tgid:5179 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.995494][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.995643][ T32] Call trace: [ 1341.995727][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1341.995843][ T32] r10:8291a684 r9:eb779d84 r8:00000002 r7:60000113 r6:eb779d8c r5:85646c00 [ 1341.995902][ T32] r4:85646c00 [ 1341.995951][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1341.996052][ T32] r5:85646c00 r4:8291a680 [ 1341.996132][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.996222][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.996349][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb779e08 [ 1341.996431][ T32] r4:00000000 [ 1341.996510][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1341.996599][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.996688][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.996780][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d6a00 [ 1341.996833][ T32] r4:00000000 [ 1341.996879][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.996982][ T32] r9:83018005 r8:85646c00 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1341.997036][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.997130][ T32] r5:00001000 r4:eb507000 [ 1341.997177][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.997262][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.997364][ T32] r5:85740b8c r4:85740800 [ 1341.997413][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.997516][ T32] r7:dddced80 r6:83018000 r5:85740b8c r4:856c8680 [ 1341.997582][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.997693][ T32] r10:61c88647 r9:85646c00 r8:856c86ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.997745][ T32] r4:856c8680 [ 1341.997794][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.997897][ T32] r10:00000000 r9:856c8680 r8:80287e08 r7:eb771e60 r6:856ce700 r5:85646c00 [ 1341.997953][ T32] r4:00000001 [ 1341.998023][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.998119][ T32] Exception stack(0xeb779fb0 to 0xeb779ff8) [ 1341.998187][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.998258][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.998408][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.998482][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.998552][ T32] r4:856d6900 [ 1341.999274][ T32] INFO: task kworker/0:750:5179 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1341.999369][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.999505][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.999604][ T32] Call trace: [ 1341.999679][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.999793][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1341.999852][ T32] r4:00000000 [ 1341.999905][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.999999][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1342.000092][ T32] 9d20: 92297000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1342.000167][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1342.000228][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1342.000283][ T32] r5:80070013 r4:80239bb0 [ 1342.000415][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.018992][ T32] r4:82ac21e4 [ 1342.019087][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.019227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1342.019285][ T32] r4:e0539dc0 [ 1342.019346][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.019448][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1342.019495][ T32] r4:00000000 [ 1342.019537][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.019645][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1342.019700][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.019805][ T32] r5:00001000 r4:e033d000 [ 1342.019855][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.019946][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.020044][ T32] r5:84b4d38c r4:84b4d000 [ 1342.020095][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.020200][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1342.020272][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.030957][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.031105][ T32] r4:84bc7b80 [ 1342.031141][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.031225][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1342.031263][ T32] r4:00000001 [ 1342.031288][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.031332][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1342.031377][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.031434][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.031469][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.031504][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.031531][ T32] r4:84bcf980 [ 1342.031580][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.031646][ T32] INFO: task kworker/0:751:5183 blocked for more than 468 seconds. [ 1342.031684][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.031714][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.031763][ T32] task:kworker/0:751 state:D stack:0 pid:5183 tgid:5183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.031855][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.031936][ T32] Call trace: [ 1342.032001][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1342.032062][ T32] r10:8291a684 r9:eb785d84 r8:00000002 r7:60000013 r6:eb785d8c r5:85709800 [ 1342.032092][ T32] r4:85709800 [ 1342.032115][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1342.032165][ T32] r5:85709800 r4:8291a680 [ 1342.032189][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.032254][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.032313][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb785e08 [ 1342.032374][ T32] r4:00000000 [ 1342.032400][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1342.032436][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.032477][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.032682][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d6ac0 [ 1342.032715][ T32] r4:00000000 [ 1342.032742][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.032791][ T32] r9:83018005 r8:85709800 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1342.032889][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.032937][ T32] r5:00001000 r4:eb511000 [ 1342.032959][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.032999][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.033040][ T32] r5:85740f8c r4:85740c00 [ 1342.033060][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.033199][ T32] r7:dddced80 r6:83018000 r5:85740f8c r4:856c8780 [ 1342.033248][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.033352][ T32] r10:61c88647 r9:85709800 r8:856c87ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.033413][ T32] r4:856c8780 [ 1342.033435][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.033484][ T32] r10:00000000 r9:856c8780 r8:80287e08 r7:eb779e60 r6:856ce780 r5:85709800 [ 1342.033507][ T32] r4:00000001 [ 1342.033526][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.033563][ T32] Exception stack(0xeb785fb0 to 0xeb785ff8) [ 1342.033589][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.033646][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.033677][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.033724][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.033847][ T32] r4:856d69c0 [ 1342.034306][ T32] INFO: task kworker/0:751:5183 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1342.034346][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.034462][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.034569][ T32] Call trace: [ 1342.034622][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.034676][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1342.034699][ T32] r4:00000000 [ 1342.034718][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.034770][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1342.034802][ T32] 9d20: 925b9000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1342.034832][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1342.034861][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1342.034931][ T32] r5:80070013 r4:80239bb0 [ 1342.035049][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.035095][ T32] r4:82ac21e4 [ 1342.035115][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.035159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1342.035209][ T32] r4:e0539dc0 [ 1342.035231][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.035274][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1342.035350][ T32] r4:00000000 [ 1342.035467][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.035602][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1342.035632][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.035711][ T32] r5:00001000 r4:e033d000 [ 1342.035735][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.035824][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.035894][ T32] r5:84b4d38c r4:84b4d000 [ 1342.035917][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.035964][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1342.035985][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.036032][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.036175][ T32] r4:84bc7b80 [ 1342.036198][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.036259][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1342.036284][ T32] r4:00000001 [ 1342.036303][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.036379][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1342.036414][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.036444][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.036495][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.036529][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.036577][ T32] r4:84bcf980 [ 1342.036624][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.036658][ T32] INFO: task kworker/0:752:5184 blocked for more than 468 seconds. [ 1342.036687][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.036915][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.036941][ T32] task:kworker/0:752 state:D stack:0 pid:5184 tgid:5184 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.036988][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.037077][ T32] Call trace: [ 1342.037136][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1342.037186][ T32] r10:8291a684 r9:eb789d84 r8:00000002 r7:60000113 r6:eb789d8c r5:8570a400 [ 1342.037211][ T32] r4:8570a400 [ 1342.037254][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1342.037303][ T32] r5:8570a400 r4:8291a680 [ 1342.037324][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.037363][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.037425][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb789e08 [ 1342.037451][ T32] r4:00000000 [ 1342.037470][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1342.037505][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.037540][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.037580][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d6d80 [ 1342.037620][ T32] r4:00000000 [ 1342.037644][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.037737][ T32] r9:83018005 r8:8570a400 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1342.037763][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.037806][ T32] r5:00001000 r4:eb52d000 [ 1342.037826][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.037865][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.037907][ T32] r5:8574178c r4:85741400 [ 1342.037927][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.037973][ T32] r7:dddced80 r6:83018000 r5:8574178c r4:856c8700 [ 1342.037994][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.038141][ T32] r10:61c88647 r9:8570a400 r8:856c872c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.038167][ T32] r4:856c8700 [ 1342.038188][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.038475][ T32] r10:00000000 r9:856c8700 r8:80287e08 r7:eb785e60 r6:856ce800 r5:8570a400 [ 1342.038502][ T32] r4:00000001 [ 1342.038544][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.038600][ T32] Exception stack(0xeb789fb0 to 0xeb789ff8) [ 1342.038631][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.038660][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.038687][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.038719][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.038741][ T32] r4:856d6b00 [ 1342.038969][ T32] INFO: task kworker/0:752:5184 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1342.039098][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.039160][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.039203][ T32] Call trace: [ 1342.039232][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.039284][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1342.039307][ T32] r4:00000000 [ 1342.039381][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.039515][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1342.039547][ T32] 9d20: 925b9000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1342.039577][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1342.039633][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1342.039661][ T32] r5:80070013 r4:80239bb0 [ 1342.039683][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.039726][ T32] r4:82ac21e4 [ 1342.039833][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.039950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1342.039977][ T32] r4:e0539dc0 [ 1342.039997][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.040038][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1342.040061][ T32] r4:00000000 [ 1342.040080][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.040125][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1342.040147][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.040189][ T32] r5:00001000 r4:e033d000 [ 1342.040209][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.040248][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.040289][ T32] r5:84b4d38c r4:84b4d000 [ 1342.040352][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.059581][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1342.059654][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.059722][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.059761][ T32] r4:84bc7b80 [ 1342.059787][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.059836][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1342.059858][ T32] r4:00000001 [ 1342.059877][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.059915][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1342.059943][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.059971][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.059997][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.060026][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.060048][ T32] r4:84bcf980 [ 1342.060115][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.060205][ T32] INFO: task kworker/0:753:5185 blocked for more than 468 seconds. [ 1342.060273][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.060302][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.060348][ T32] task:kworker/0:753 state:D stack:0 pid:5185 tgid:5185 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.060685][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.060774][ T32] Call trace: [ 1342.060807][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1342.060863][ T32] r10:8291a684 r9:eb78dd84 r8:00000002 r7:60000113 r6:eb78dd8c r5:85708000 [ 1342.060900][ T32] r4:85708000 [ 1342.060924][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1342.060988][ T32] r5:85708000 r4:8291a680 [ 1342.061034][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.061078][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.061121][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb78de08 [ 1342.061223][ T32] r4:00000000 [ 1342.061247][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1342.061284][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.061320][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.061361][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d6c40 [ 1342.061383][ T32] r4:00000000 [ 1342.061404][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.061529][ T32] r9:83018005 r8:85708000 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1342.061555][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.061603][ T32] r5:00001000 r4:eb51f000 [ 1342.061705][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.061795][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.061842][ T32] r5:8574138c r4:85741000 [ 1342.061863][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.061910][ T32] r7:dddced80 r6:83018000 r5:8574138c r4:856c8800 [ 1342.061930][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.061977][ T32] r10:61c88647 r9:85708000 r8:856c882c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.062000][ T32] r4:856c8800 [ 1342.062019][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.062065][ T32] r10:00000000 r9:856c8800 r8:80287e08 r7:eb789e60 r6:856ce880 r5:85708000 [ 1342.062127][ T32] r4:00000001 [ 1342.062153][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.062193][ T32] Exception stack(0xeb78dfb0 to 0xeb78dff8) [ 1342.062239][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.062281][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.062309][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.062337][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.062358][ T32] r4:856d6b00 [ 1342.062789][ T32] INFO: task kworker/0:753:5185 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1342.062829][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.062889][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.062934][ T32] Call trace: [ 1342.063173][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.063254][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1342.063280][ T32] r4:00000000 [ 1342.063314][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.063506][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1342.063538][ T32] 9d20: 9285d000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1342.063592][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1342.063676][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1342.063704][ T32] r5:80070013 r4:80239bb0 [ 1342.063794][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.063908][ T32] r4:82ac21e4 [ 1342.063932][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.063976][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1342.063999][ T32] r4:e0539dc0 [ 1342.064018][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.064059][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1342.064081][ T32] r4:00000000 [ 1342.064099][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.064143][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1342.064164][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.064365][ T32] r5:00001000 r4:e033d000 [ 1342.064394][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.064435][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.064477][ T32] r5:84b4d38c r4:84b4d000 [ 1342.064497][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.064568][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1342.064593][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.064693][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.064719][ T32] r4:84bc7b80 [ 1342.064785][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.064836][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1342.064859][ T32] r4:00000001 [ 1342.064901][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.065201][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1342.065231][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.065260][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.065288][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.065316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.065337][ T32] r4:84bcf980 [ 1342.065377][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.065434][ T32] INFO: task kworker/0:754:5188 blocked for more than 468 seconds. [ 1342.065547][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.065605][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.065632][ T32] task:kworker/0:754 state:D stack:0 pid:5188 tgid:5188 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.065681][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.065723][ T32] Call trace: [ 1342.065772][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1342.065826][ T32] r10:8291a684 r9:eb799d84 r8:00000002 r7:60000113 r6:eb799d8c r5:85708c00 [ 1342.065953][ T32] r4:85708c00 [ 1342.065979][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1342.066048][ T32] r5:85708c00 r4:8291a680 [ 1342.066072][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.066136][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.066183][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb799e08 [ 1342.066255][ T32] r4:00000000 [ 1342.066278][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1342.066318][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.066354][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.066464][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d6e00 [ 1342.066503][ T32] r4:00000000 [ 1342.066531][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.066588][ T32] r9:83018005 r8:85708c00 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1342.066615][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.066656][ T32] r5:00001000 r4:eb53f000 [ 1342.066676][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.066773][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.066889][ T32] r5:85741b8c r4:85741800 [ 1342.066916][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.066964][ T32] r7:dddced80 r6:83018000 r5:85741b8c r4:856c8900 [ 1342.066985][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.067032][ T32] r10:61c88647 r9:85708c00 r8:856c892c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.067079][ T32] r4:856c8900 [ 1342.067102][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.067171][ T32] r10:00000000 r9:856c8900 r8:80287e08 r7:eb789e60 r6:856ce900 r5:85708c00 [ 1342.067196][ T32] r4:00000001 [ 1342.067284][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.067361][ T32] Exception stack(0xeb799fb0 to 0xeb799ff8) [ 1342.067411][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.067441][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.067468][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.067496][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.067518][ T32] r4:856d6c00 [ 1342.067735][ T32] INFO: task kworker/0:754:5188 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1342.067787][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.067920][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.067991][ T32] Call trace: [ 1342.068024][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.068082][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1342.068120][ T32] r4:00000000 [ 1342.068237][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.068295][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1342.068345][ T32] 9d20: 9285d000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1342.068418][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1342.068496][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1342.068603][ T32] r5:80070013 r4:80239bb0 [ 1342.068627][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.068670][ T32] r4:82ac21e4 [ 1342.068719][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.068770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1342.068820][ T32] r4:e0539dc0 [ 1342.068865][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.068910][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1342.068933][ T32] r4:00000000 [ 1342.068977][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.069025][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1342.069047][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.069090][ T32] r5:00001000 r4:e033d000 [ 1342.069110][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.069171][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.069225][ T32] r5:84b4d38c r4:84b4d000 [ 1342.069244][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.069290][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1342.069311][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.069380][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.069406][ T32] r4:84bc7b80 [ 1342.069429][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1342.069698][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.070156][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1342.108078][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7a5e08 ** 8 printk messages dropped ** [ 1342.108782][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1342.109195][ T32] r5:85741f8c r4:85741c00 ** 3 printk messages dropped ** [ 1342.109559][ T32] r10:61c88647 r9:8570bc00 r8:856c89ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1342.109892][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1342.110207][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1342.119541][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1342.120092][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1342.120243][ T32] Exception stack(0xe0539d28 to 0xe0539d70) ** 5 printk messages dropped ** [ 1342.128958][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1342.129373][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 9 printk messages dropped ** [ 1342.130212][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 ** 6 printk messages dropped ** [ 1342.141578][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1342.142006][ T32] r4:84bcf980 ** 5 printk messages dropped ** [ 1342.142521][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.143236][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1342.143797][ T32] r4:00000000 [ 1342.143843][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.143941][ T32] r9:83018005 r8:8570d400 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1342.143992][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.144084][ T32] r5:00001000 r4:eb7d7000 [ 1342.144138][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.144231][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.144354][ T32] r5:8574378c r4:85743400 [ 1342.144427][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.144528][ T32] r7:dddced80 r6:83018000 r5:8574378c r4:856c8880 [ 1342.144578][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.144680][ T32] r10:61c88647 r9:8570d400 r8:856c88ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.144787][ T32] r4:856c8880 [ 1342.144843][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.144973][ T32] r10:00000000 r9:856c8880 r8:80287e08 r7:eb7a5e60 r6:856cea00 r5:8570d400 [ 1342.145041][ T32] r4:00000001 [ 1342.145102][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.145192][ T32] Exception stack(0xeb7a9fb0 to 0xeb7a9ff8) [ 1342.145257][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.145348][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.145417][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.145503][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.145562][ T32] r4:856d6e40 [ 1342.146362][ T32] INFO: task kworker/0:756:5192 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1342.146442][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.146578][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.146698][ T32] Call trace: [ 1342.146778][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.146904][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1342.146965][ T32] r4:00000000 [ 1342.147013][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.147097][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1342.147162][ T32] 9d20: 92f86000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1342.147233][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1342.147294][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1342.147358][ T32] r5:80070013 r4:80239bb0 [ 1342.147409][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.147503][ T32] r4:82ac21e4 [ 1342.147554][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.147652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1342.147708][ T32] r4:e0539dc0 [ 1342.147757][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.147876][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1342.147940][ T32] r4:00000000 [ 1342.147988][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.148097][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1342.148149][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.148238][ T32] r5:00001000 r4:e033d000 [ 1342.148285][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.148401][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.148494][ T32] r5:84b4d38c r4:84b4d000 [ 1342.148588][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.148708][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1342.148756][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.148875][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.148960][ T32] r4:84bc7b80 [ 1342.149012][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.149118][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1342.149170][ T32] r4:00000001 [ 1342.149228][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.149344][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1342.149411][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.149477][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.149541][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.149604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.149656][ T32] r4:84bcf980 [ 1342.149704][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.149764][ T32] INFO: task kworker/0:757:5194 blocked for more than 468 seconds. [ 1342.149829][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.149895][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.149948][ T32] task:kworker/0:757 state:D stack:0 pid:5194 tgid:5194 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.150077][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.150197][ T32] Call trace: [ 1342.150271][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1342.150389][ T32] r10:8291a684 r9:eb7b1d84 r8:00000002 r7:60000113 r6:eb7b1d8c r5:8570e000 [ 1342.150457][ T32] r4:8570e000 [ 1342.174488][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1342.174789][ T32] r5:8570e000 r4:8291a680 [ 1342.174860][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.174954][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.175047][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7b1e08 [ 1342.175123][ T32] r4:00000000 [ 1342.175178][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1342.175262][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.175390][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.175503][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856cfd00 [ 1342.175562][ T32] r4:00000000 [ 1342.175632][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.175742][ T32] r9:83018005 r8:8570e000 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1342.175794][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.175899][ T32] r5:00001000 r4:eb587000 [ 1342.175951][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.176036][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.176140][ T32] r5:8574238c r4:85742000 [ 1342.176191][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.176291][ T32] r7:dddced80 r6:83018000 r5:8574238c r4:856c8a00 [ 1342.176377][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.176485][ T32] r10:61c88647 r9:8570e000 r8:856c8a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.176546][ T32] r4:856c8a00 [ 1342.176601][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.176707][ T32] r10:00000000 r9:856c8a00 r8:80287e08 r7:eb7a9e60 r6:856cea80 r5:8570e000 [ 1342.176759][ T32] r4:00000001 [ 1342.176810][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.176896][ T32] Exception stack(0xeb7b1fb0 to 0xeb7b1ff8) [ 1342.176964][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.177030][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.177093][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.177159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.177212][ T32] r4:856cfd80 [ 1342.177955][ T32] INFO: task kworker/0:757:5194 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1342.178042][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.178192][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.178354][ T32] Call trace: [ 1342.178473][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.178609][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1342.178670][ T32] r4:00000000 [ 1342.178716][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.178800][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1342.178867][ T32] 9d20: 930fd000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1342.178931][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1342.179003][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1342.179063][ T32] r5:80070013 r4:80239bb0 [ 1342.179110][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.179202][ T32] r4:82ac21e4 [ 1342.179251][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.179355][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1342.179408][ T32] r4:e0539dc0 [ 1342.179454][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.179552][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1342.179607][ T32] r4:00000000 [ 1342.179670][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.179785][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1342.179833][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.179925][ T32] r5:00001000 r4:e033d000 [ 1342.179970][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.180063][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.180168][ T32] r5:84b4d38c r4:84b4d000 [ 1342.180217][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.180368][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1342.180425][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.201322][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.201446][ T32] r4:84bc7b80 [ 1342.201509][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.201656][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1342.201750][ T32] r4:00000001 [ 1342.201807][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.201899][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1342.201967][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.202065][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.202164][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.202232][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.202287][ T32] r4:84bcf980 [ 1342.202349][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.202459][ T32] INFO: task kworker/0:758:5195 blocked for more than 468 seconds. [ 1342.202542][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.202620][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.202686][ T32] task:kworker/0:758 state:D stack:0 pid:5195 tgid:5195 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.202846][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1342.203269][ T32] r4:8570c800 ** 1 printk messages dropped ** [ 1342.203497][ T32] r5:8570c800 r4:8291a680 ** 2 printk messages dropped ** [ 1342.203779][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7b5e08 ** 5 printk messages dropped ** [ 1342.204225][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1342.204668][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1342.204854][ T32] r5:8574278c r4:85742400 [ 1342.204905][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.205006][ T32] r7:dddced80 r6:83018000 r5:8574278c r4:856c8b00 ** 1 printk messages dropped ** [ 1342.205158][ T32] r10:61c88647 r9:8570c800 r8:856c8b2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1342.205467][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 6 printk messages dropped ** [ 1342.206623][ T32] INFO: task kworker/0:758:5195 is blocked on a mutex likely owned by task kworker/0:181:3703. ** 5 printk messages dropped ** [ 1342.207320][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1342.207510][ T32] Exception stack(0xe0539d28 to 0xe0539d70) ** 2 printk messages dropped ** [ 1342.207770][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff ** 2 printk messages dropped ** [ 1342.208015][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1342.208250][ T32] r4:e0539dc0 ** 2 printk messages dropped ** [ 1342.208490][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.209055][ T32] r5:84b4d38c r4:84b4d000 ** 1 printk messages dropped ** [ 1342.209215][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1342.209313][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.209430][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.209486][ T32] r4:84bc7b80 [ 1342.209535][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.209674][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1342.209738][ T32] r4:00000001 [ 1342.209819][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.209911][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1342.210030][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.210107][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.210171][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.210295][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.210364][ T32] r4:84bcf980 [ 1342.210412][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.231407][ T32] INFO: task kworker/0:759:5197 blocked for more than 468 seconds. [ 1342.231629][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.231691][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.231741][ T32] task:kworker/0:759 state:D stack:0 pid:5197 tgid:5197 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.231894][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.232043][ T32] Call trace: [ 1342.232122][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1342.232233][ T32] r10:8291a684 r9:eb7bdd84 r8:00000002 r7:60000113 r6:eb7bdd8c r5:8570b000 [ 1342.232287][ T32] r4:8570b000 [ 1342.232402][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1342.232503][ T32] r5:8570b000 r4:8291a680 [ 1342.232582][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.232686][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.232783][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7bde08 [ 1342.232835][ T32] r4:00000000 [ 1342.232878][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1342.232974][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.233075][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.233168][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856ef040 [ 1342.233257][ T32] r4:00000000 [ 1342.233323][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.233426][ T32] r9:83018005 r8:8570b000 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1342.233483][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.233586][ T32] r5:00001000 r4:eb5a9000 [ 1342.233638][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.233724][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.233819][ T32] r5:85742b8c r4:85742800 [ 1342.233869][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.233975][ T32] r7:dddced80 r6:83018000 r5:85742b8c r4:856c8280 [ 1342.234028][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.234135][ T32] r10:61c88647 r9:8570b000 r8:856c82ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.234188][ T32] r4:856c8280 [ 1342.234234][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.234368][ T32] r10:00000000 r9:856c8280 r8:80287e08 r7:eb7a9e60 r6:856ceb80 r5:8570b000 [ 1342.234461][ T32] r4:00000001 [ 1342.234516][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.234605][ T32] Exception stack(0xeb7bdfb0 to 0xeb7bdff8) [ 1342.234666][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.234732][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.234791][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.234856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.234908][ T32] r4:856cf980 [ 1342.235696][ T32] INFO: task kworker/0:759:5197 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1342.235813][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.235954][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.236056][ T32] Call trace: [ 1342.236147][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.236265][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1342.236409][ T32] r4:00000000 [ 1342.236467][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.236557][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1342.236625][ T32] 9d20: 93519000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1342.236686][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1342.236741][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1342.236808][ T32] r5:80070013 r4:80239bb0 [ 1342.236859][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.236951][ T32] r4:82ac21e4 [ 1342.237019][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.237125][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1342.237182][ T32] r4:e0539dc0 [ 1342.237230][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.237336][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1342.237411][ T32] r4:00000000 [ 1342.237497][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.237612][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1342.237666][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.237759][ T32] r5:00001000 r4:e033d000 [ 1342.237806][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.237915][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.238039][ T32] r5:84b4d38c r4:84b4d000 [ 1342.238178][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.238292][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1342.238354][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1342.238753][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1342.239098][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1342.239630][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1342.239794][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1342.239904][ T32] r10:8291a684 r9:eb7c9d84 r8:00000002 r7:60000013 r6:eb7c9d8c r5:85711800 [ 1342.239979][ T32] r4:85711800 [ 1342.240038][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1342.240136][ T32] r5:85711800 r4:8291a680 [ 1342.240180][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.240270][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.240416][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7c9e08 [ 1342.240518][ T32] r4:00000000 [ 1342.271426][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1342.271589][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.271680][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.271772][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856ef180 [ 1342.271828][ T32] r4:00000000 [ 1342.271874][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.271994][ T32] r9:83018005 r8:85711800 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1342.272048][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.272160][ T32] r5:00001000 r4:eb5bb000 [ 1342.272225][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.272366][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.272462][ T32] r5:85742f8c r4:85742c00 [ 1342.272513][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.272612][ T32] r7:dddced80 r6:83018000 r5:85742f8c r4:856c8c00 [ 1342.272659][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.272750][ T32] r10:61c88647 r9:85711800 r8:856c8c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.272835][ T32] r4:856c8c00 [ 1342.272908][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.273026][ T32] r10:00000000 r9:856c8c00 r8:80287e08 r7:eb7a9e60 r6:856cec00 r5:85711800 [ 1342.273082][ T32] r4:00000001 [ 1342.273142][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.273249][ T32] Exception stack(0xeb7c9fb0 to 0xeb7c9ff8) [ 1342.273328][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.273394][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.273453][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.273518][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.273572][ T32] r4:856ef000 [ 1342.274299][ T32] INFO: task kworker/0:760:5200 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1342.274402][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.274562][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.274673][ T32] Call trace: [ 1342.274771][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.274893][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1342.274975][ T32] r4:00000000 [ 1342.275030][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.275134][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1342.275203][ T32] 9d20: 938d0000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1342.275269][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1342.275333][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1342.275382][ T32] r5:80070013 r4:80239bb0 [ 1342.275448][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.275536][ T32] r4:82ac21e4 [ 1342.275587][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.275677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1342.275728][ T32] r4:e0539dc0 [ 1342.275772][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.275858][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1342.275935][ T32] r4:00000000 [ 1342.276016][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.276120][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1342.276172][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.276270][ T32] r5:00001000 r4:e033d000 [ 1342.276366][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.276471][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.276569][ T32] r5:84b4d38c r4:84b4d000 [ 1342.276618][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1342.276937][ T32] r4:84bc7b80 ** 4 printk messages dropped ** [ 1342.277360][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) ** 6 printk messages dropped ** [ 1342.277793][ T32] INFO: task kworker/0:761:5202 blocked for more than 468 seconds. ** 5 printk messages dropped ** [ 1342.278343][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1342.278949][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7d5e08 ** 9 printk messages dropped ** [ 1342.279831][ T32] r5:00001000 r4:eb5c7000 ** 2 printk messages dropped ** [ 1342.280132][ T32] r5:8574338c r4:85743000 [ 1342.280179][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1342.280393][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1342.316701][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1342.318622][ T32] Call trace: ** 8 printk messages dropped ** [ 1342.319371][ T32] r5:80070013 r4:80239bb0 ** 6 printk messages dropped ** [ 1342.320074][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 9 printk messages dropped ** [ 1342.326922][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 ** 5 printk messages dropped ** [ 1342.327387][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1342.327726][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1342.327860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.327911][ T32] r4:84bcf980 [ 1342.327961][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.328043][ T32] INFO: task kworker/0:762:5204 blocked for more than 468 seconds. [ 1342.328112][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.328170][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.328219][ T32] task:kworker/0:762 state:D stack:0 pid:5204 tgid:5204 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.328388][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.328506][ T32] Call trace: [ 1342.328589][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1342.328706][ T32] r10:8291a684 r9:eb7e5d84 r8:00000002 r7:60000013 r6:eb7e5d8c r5:85712400 [ 1342.328760][ T32] r4:85712400 [ 1342.328806][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1342.328900][ T32] r5:85712400 r4:8291a680 [ 1342.328949][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.329034][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.329128][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7e5e08 [ 1342.329181][ T32] r4:00000000 [ 1342.329227][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1342.329308][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.329402][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.329497][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856ef4c0 [ 1342.329549][ T32] r4:00000000 [ 1342.329602][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.329705][ T32] r9:83018005 r8:85712400 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1342.329758][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.329850][ T32] r5:00001000 r4:eb7dd000 [ 1342.329899][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.329987][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.330079][ T32] r5:85743b8c r4:85743800 [ 1342.330126][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.330284][ T32] r7:dddced80 r6:83018000 r5:85743b8c r4:856c8d00 [ 1342.330355][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.330507][ T32] r10:61c88647 r9:85712400 r8:856c8d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.345374][ T32] r4:856c8d00 [ 1342.345542][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.345695][ T32] r10:00000000 r9:856c8d00 r8:80287e08 r7:eb7a9e60 r6:856ced00 r5:85712400 [ 1342.345751][ T32] r4:00000001 [ 1342.345796][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.345886][ T32] Exception stack(0xeb7e5fb0 to 0xeb7e5ff8) [ 1342.345954][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.346019][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.346079][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.346143][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.346195][ T32] r4:856ef400 [ 1342.346963][ T32] INFO: task kworker/0:762:5204 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1342.347109][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.347270][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.347389][ T32] Call trace: [ 1342.347459][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.347574][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 3 printk messages dropped ** [ 1342.347866][ T32] 9d20: 93e27000 edb95000 00000001 80239b98 7f53b000 00000001 ** 1 printk messages dropped ** [ 1342.347990][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1342.348044][ T32] r5:80070013 r4:80239bb0 [ 1342.348091][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.348185][ T32] r4:82ac21e4 [ 1342.348252][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.348402][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1342.348473][ T32] r4:e0539dc0 [ 1342.348625][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.348906][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1342.348979][ T32] r4:00000000 [ 1342.349043][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.349198][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1342.349262][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.349400][ T32] r5:00001000 r4:e033d000 [ 1342.349475][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.349576][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.349690][ T32] r5:84b4d38c r4:84b4d000 [ 1342.349747][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.349873][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1342.349931][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.350057][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.350119][ T32] r4:84bc7b80 [ 1342.350193][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.350327][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1342.350393][ T32] r4:00000001 [ 1342.350441][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.368890][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1342.369000][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.369076][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.369144][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.369250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.369337][ T32] r4:84bcf980 [ 1342.369396][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 1 printk messages dropped ** [ 1342.369536][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1342.370177][ T32] r4:85710c00 ** 4 printk messages dropped ** [ 1342.375341][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7ede08 ** 9 printk messages dropped ** [ 1342.376241][ T32] r5:00001000 r4:ea85d000 ** 2 printk messages dropped ** [ 1342.376539][ T32] r5:8574438c r4:85744000 [ 1342.376590][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1342.376753][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1342.377316][ T32] Exception stack(0xeb7edfb0 to 0xeb7edff8) ** 5 printk messages dropped ** [ 1342.378360][ T32] INFO: task kworker/0:763:5206 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1342.378465][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.378649][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.378757][ T32] Call trace: [ 1342.378836][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.378953][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1342.379009][ T32] r4:00000000 [ 1342.379060][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.379164][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1342.379235][ T32] 9d20: 94077000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1342.379340][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1342.379403][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1342.379463][ T32] r5:80070013 r4:80239bb0 [ 1342.379515][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.379617][ T32] r4:82ac21e4 [ 1342.379667][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.379764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1342.379831][ T32] r4:e0539dc0 [ 1342.379882][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.379977][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1342.380032][ T32] r4:00000000 [ 1342.380080][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1342.380237][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 12 printk messages dropped ** [ 1342.402145][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1342.402705][ T32] INFO: task kworker/1:272:5208 blocked for more than 468 seconds. ** 7 printk messages dropped ** [ 1342.403382][ T32] r4:85710000 ** 1 printk messages dropped ** [ 1342.403525][ T32] r5:85710000 r4:8291a680 ** 2 printk messages dropped ** [ 1342.403766][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb769e08 ** 3 printk messages dropped ** [ 1342.404056][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1342.404455][ T32] r9:83018205 r8:85710000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 ** 4 printk messages dropped ** [ 1342.404839][ T32] r5:847d178c r4:847d1400 [ 1342.404903][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.405005][ T32] r7:ddde2d80 r6:83018200 r5:847d178c r4:856cee00 [ 1342.405058][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.405171][ T32] r10:61c88647 r9:85710000 r8:856cee2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.405225][ T32] r4:856cee00 ** 1 printk messages dropped ** [ 1342.405379][ T32] r10:00000000 r9:856cee00 r8:80287e08 r7:eb699e60 r6:856cef00 r5:85710000 ** 2 printk messages dropped ** [ 1342.405568][ T32] Exception stack(0xeb769fb0 to 0xeb769ff8) ** 2 printk messages dropped ** [ 1342.405777][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1342.406804][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1342.407536][ T32] 9d20: 94467000 edb95000 00000001 80239b98 7f53b000 00000001 ** 2 printk messages dropped ** [ 1342.407759][ T32] r5:80070013 r4:80239bb0 [ 1342.407833][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.407938][ T32] r4:82ac21e4 [ 1342.408004][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.408123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1342.408196][ T32] r4:e0539dc0 [ 1342.408252][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.408399][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1342.408455][ T32] r4:00000000 [ 1342.408501][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.408611][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1342.408666][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.408766][ T32] r5:00001000 r4:e033d000 [ 1342.408822][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.408935][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.409036][ T32] r5:84b4d38c r4:84b4d000 [ 1342.409084][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.409184][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1342.409255][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.409383][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.409435][ T32] r4:84bc7b80 [ 1342.409484][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.409596][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1342.409647][ T32] r4:00000001 [ 1342.409688][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.409763][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1342.409818][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.409880][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.409943][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.410010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.410062][ T32] r4:84bcf980 [ 1342.410114][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.410171][ T32] INFO: task kworker/0:764:5209 blocked for more than 468 seconds. [ 1342.410234][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.410318][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.410373][ T32] task:kworker/0:764 state:D stack:0 pid:5209 tgid:5209 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.432580][ T32] Workqueue: events bpf_prog_free_deferred ** 20 printk messages dropped ** [ 1342.434460][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.434558][ T32] r5:85743f8c r4:85743c00 ** 1 printk messages dropped ** [ 1342.434708][ T32] r7:dddced80 r6:83018000 r5:85743f8c r4:856c8e00 ** 4 printk messages dropped ** [ 1342.435069][ T32] r10:00000000 r9:856c8e00 r8:80287e08 r7:eb7ede60 r6:856cef80 r5:85714800 ** 9 printk messages dropped ** [ 1342.436520][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 21 printk messages dropped ** [ 1342.438254][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1342.439183][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1342.439757][ T32] INFO: task kworker/1:273:5211 blocked for more than 468 seconds. ** 13 printk messages dropped ** [ 1342.467908][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1342.468760][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1342.469202][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1342.481846][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1342.482903][ T32] r4:82ac21e4 ** 10 printk messages dropped ** [ 1342.483631][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 15 printk messages dropped ** [ 1342.484842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.484889][ T32] r4:84bcf980 [ 1342.484939][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.485011][ T32] INFO: task kworker/0:765:5214 blocked for more than 468 seconds. ** 2 printk messages dropped ** [ 1342.485214][ T32] task:kworker/0:765 state:D stack:0 pid:5214 tgid:5214 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 18 printk messages dropped ** [ 1342.486790][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1342.487405][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 12 printk messages dropped ** [ 1342.488908][ T32] INFO: task kworker/0:765:5214 is blocked on a mutex likely owned by task kworker/0:181:3703. ** 16 printk messages dropped ** [ 1342.490393][ T32] r4:e0539dc0 ** 9 printk messages dropped ** [ 1342.523452][ T32] r5:84b4d38c r4:84b4d000 ** 9 printk messages dropped ** [ 1342.524161][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) ** 10 printk messages dropped ** [ 1342.524998][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1342.525904][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1342.526713][ T32] r5:8574478c r4:85744400 ** 6 printk messages dropped ** [ 1342.527310][ T32] r10:00000000 r9:856c8a80 r8:80287e08 r7:eb649e60 r6:8565af80 r5:85713c00 ** 14 printk messages dropped ** [ 1342.529107][ T32] r4:00000000 ** 20 printk messages dropped ** [ 1342.552704][ T32] r5:84b4d38c r4:84b4d000 ** 10 printk messages dropped ** [ 1342.553613][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1342.554755][ T32] r4:85716c00 ** 7 printk messages dropped ** [ 1342.555361][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1342.556148][ T32] r5:85744b8c r4:85744800 ** 2 printk messages dropped ** [ 1342.556377][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1342.558060][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 18 printk messages dropped ** [ 1342.559608][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1342.585648][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 12 printk messages dropped ** [ 1342.586753][ T32] INFO: task kworker/0:768:5219 blocked for more than 469 seconds. ** 12 printk messages dropped ** [ 1342.587891][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb801e08 ** 12 printk messages dropped ** [ 1342.588977][ T32] r5:85744f8c r4:85744c00 ** 6 printk messages dropped ** [ 1342.589562][ T32] r10:00000000 r9:856c8e80 r8:80287e08 r7:eb649e60 r6:85700080 r5:85718c00 ** 22 printk messages dropped ** [ 1342.603184][ T32] r4:82ac21e4 ** 10 printk messages dropped ** [ 1342.603991][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 15 printk messages dropped ** [ 1342.605264][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 13 printk messages dropped ** [ 1342.606362][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1342.606934][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856efd80 ** 7 printk messages dropped ** [ 1342.607572][ T32] r5:8574538c r4:85745000 [ 1342.607616][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1342.608502][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1342.610079][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 ** 18 printk messages dropped ** [ 1342.635966][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 ** 10 printk messages dropped ** [ 1342.636768][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1342.637526][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1342.638083][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb811e08 ** 11 printk messages dropped ** [ 1342.638960][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1342.639737][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 14 printk messages dropped ** [ 1342.662485][ T32] Exception stack(0xe0539d28 to 0xe0539d70) ** 10 printk messages dropped ** [ 1342.663314][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 12 printk messages dropped ** [ 1342.664392][ T32] r4:84bc7b80 ** 2 printk messages dropped ** [ 1342.664610][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1342.665068][ T32] r4:84bcf980 ** 9 printk messages dropped ** [ 1342.665895][ T32] r4:8571a400 ** 7 printk messages dropped ** [ 1342.666473][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1342.667208][ T32] r5:85745b8c r4:85745800 ** 4 printk messages dropped ** [ 1342.667661][ T32] r4:85703100 ** 8 printk messages dropped ** [ 1342.668251][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 15 printk messages dropped ** [ 1342.670062][ T32] r4:82ac21e4 ** 7 printk messages dropped ** [ 1342.701705][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 ** 13 printk messages dropped ** [ 1342.702950][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 11 printk messages dropped ** [ 1342.704018][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1342.705031][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1342.705754][ T32] r5:85745f8c r4:85745c00 ** 7 printk messages dropped ** [ 1342.706312][ T32] r4:00000001 ** 7 printk messages dropped ** [ 1342.707711][ T32] INFO: task kworker/0:772:5227 is blocked on a mutex likely owned by task kworker/0:181:3703. ** 11 printk messages dropped ** [ 1342.708769][ T32] r5:80070013 r4:80239bb0 ** 9 printk messages dropped ** [ 1342.709465][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 ** 11 printk messages dropped ** [ 1342.710320][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 17 printk messages dropped ** [ 1342.739265][ T32] r4:8571c800 ** 5 printk messages dropped ** [ 1342.739751][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1342.740546][ T32] r5:00001000 r4:eb2c9000 ** 2 printk messages dropped ** [ 1342.756234][ T32] r5:8574678c r4:85746400 ** 2 printk messages dropped ** [ 1342.756498][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1342.757264][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1342.758623][ T32] Call trace: ** 5 printk messages dropped ** [ 1342.759074][ T32] 9d20: 96731000 edb95000 00000001 80239b98 7f53b000 00000001 ** 7 printk messages dropped ** [ 1342.759669][ T32] r4:e0539dc0 ** 5 printk messages dropped ** [ 1342.760122][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1342.771936][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1342.772585][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1342.773428][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) ** 16 printk messages dropped ** [ 1342.774961][ T32] r5:00001000 r4:eb301000 ** 3 printk messages dropped ** [ 1342.775278][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1342.776306][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1342.777584][ T32] Call trace: ** 4 printk messages dropped ** [ 1342.778048][ T32] Exception stack(0xe0539d28 to 0xe0539d70) ** 1 printk messages dropped ** [ 1342.778187][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 ** 5 printk messages dropped ** [ 1342.778762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 ** 12 printk messages dropped ** [ 1342.779820][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 ** 11 printk messages dropped ** [ 1342.811885][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 18 printk messages dropped ** [ 1342.813458][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1342.814217][ T32] r5:8574738c r4:85747000 ** 4 printk messages dropped ** [ 1342.814600][ T32] r4:85703280 ** 7 printk messages dropped ** [ 1342.815283][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1342.817131][ T32] 9d20: 96d28000 edb95000 00000001 80239b98 7f53b000 00000001 ** 19 printk messages dropped ** [ 1342.818660][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 ** 9 printk messages dropped ** [ 1342.819358][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1342.844899][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb839e08 ** 12 printk messages dropped ** [ 1342.845963][ T32] r5:85746f8c r4:85746c00 ** 2 printk messages dropped ** [ 1342.846205][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1342.846722][ T32] Exception stack(0xeb839fb0 to 0xeb839ff8) ** 6 printk messages dropped ** [ 1342.847923][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1342.848874][ T32] r5:80070013 r4:80239bb0 ** 4 printk messages dropped ** [ 1342.849206][ T32] r4:e0539dc0 ** 6 printk messages dropped ** [ 1342.849682][ T32] r5:00001000 r4:e033d000 ** 8 printk messages dropped ** [ 1342.850306][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 14 printk messages dropped ** [ 1342.866315][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1342.867515][ T32] r4:00000000 [ 1342.867588][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.867719][ T32] r9:83018005 r8:8571ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1342.867806][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.867900][ T32] r5:00001000 r4:eb467000 [ 1342.867949][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.868055][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.868153][ T32] r5:8574778c r4:85747400 [ 1342.868203][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.868316][ T32] r7:dddced80 r6:83018000 r5:8574778c r4:85703380 [ 1342.868407][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.868524][ T32] r10:61c88647 r9:8571ec00 r8:857033ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.868580][ T32] r4:85703380 [ 1342.868631][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.868727][ T32] r10:00000000 r9:85703380 r8:80287e08 r7:eb831e60 r6:85700500 r5:8571ec00 [ 1342.868778][ T32] r4:00000001 [ 1342.868820][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.868913][ T32] Exception stack(0xeb83dfb0 to 0xeb83dff8) [ 1342.868975][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.869037][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.869114][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.869186][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.869256][ T32] r4:857046c0 [ 1342.869955][ T32] INFO: task kworker/0:777:5238 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1342.870047][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.870189][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.870297][ T32] Call trace: [ 1342.870377][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.888027][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1342.888116][ T32] r4:00000000 [ 1342.888166][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.888315][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1342.888429][ T32] 9d20: 972b9000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1342.888510][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 ** 5 printk messages dropped ** [ 1342.888917][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 ** 9 printk messages dropped ** [ 1342.889821][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1342.902872][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1342.903075][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.903105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.903127][ T32] r4:84bcf980 [ 1342.903151][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.903212][ T32] INFO: task kworker/0:778:5241 blocked for more than 469 seconds. [ 1342.903255][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.903280][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.903306][ T32] task:kworker/0:778 state:D stack:0 pid:5241 tgid:5241 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.903398][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.903450][ T32] Call trace: [ 1342.903505][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1342.903579][ T32] r10:8291a684 r9:eb849d84 r8:00000002 r7:60000013 r6:eb849d8c r5:85720000 [ 1342.903608][ T32] r4:85720000 [ 1342.903638][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1342.903686][ T32] r5:85720000 r4:8291a680 [ 1342.903727][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.903790][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.903855][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb849e08 [ 1342.903900][ T32] r4:00000000 [ 1342.903923][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1342.904064][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85704a40 ** 7 printk messages dropped ** [ 1342.904376][ T32] r5:85747b8c r4:85747800 ** 6 printk messages dropped ** [ 1342.904669][ T32] r10:00000000 r9:85703500 r8:80287e08 r7:eb83de60 r6:85700580 r5:85720000 ** 14 printk messages dropped ** [ 1342.905786][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1342.906042][ T32] r4:82ac21e4 ** 10 printk messages dropped ** [ 1342.906423][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 15 printk messages dropped ** [ 1342.907041][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 15 printk messages dropped ** [ 1342.907684][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb851e08 ** 12 printk messages dropped ** [ 1342.908186][ T32] r5:8574838c r4:85748000 ** 2 printk messages dropped ** [ 1342.908295][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1342.909083][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 24 printk messages dropped ** [ 1342.909995][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 20 printk messages dropped ** [ 1342.931728][ T32] task:kworker/0:780 state:D stack:0 pid:5244 tgid:5244 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1342.932737][ T32] r9:83018005 r8:8569ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1342.932762][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.932814][ T32] r5:00001000 r4:eb491000 [ 1342.932836][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.932881][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.932956][ T32] r5:85747f8c r4:85747c00 [ 1342.933005][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.933102][ T32] r7:dddced80 r6:83018000 r5:85747f8c r4:85703580 [ 1342.933146][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.933207][ T32] r10:61c88647 r9:8569ec00 r8:857035ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.933239][ T32] r4:85703580 [ 1342.933261][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.933324][ T32] r10:00000000 r9:85703580 r8:80287e08 r7:eb851e60 r6:85703680 r5:8569ec00 [ 1342.933371][ T32] r4:00000001 [ 1342.933424][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.933510][ T32] Exception stack(0xeb81dfb0 to 0xeb81dff8) [ 1342.933578][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.933638][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.933714][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.933776][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.933825][ T32] r4:85704d00 [ 1342.934550][ T32] INFO: task kworker/0:780:5244 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1342.934634][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.934768][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.934865][ T32] Call trace: [ 1342.934931][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.935042][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1342.935092][ T32] r4:00000000 [ 1342.935152][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.935254][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1342.935328][ T32] 9d20: 97b27000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1342.935392][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 ** 1 printk messages dropped ** [ 1342.935514][ T32] r5:80070013 r4:80239bb0 ** 12 printk messages dropped ** [ 1342.936478][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 13 printk messages dropped ** [ 1342.937349][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1342.938276][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1342.939363][ T32] r5:85748b8c r4:85748800 ** 4 printk messages dropped ** [ 1342.939721][ T32] r4:85703400 ** 7 printk messages dropped ** [ 1342.940076][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.940105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.940127][ T32] r4:85704d80 [ 1342.963288][ T32] INFO: task kworker/0:781:5246 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1342.963447][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.963525][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.963630][ T32] Call trace: [ 1342.963677][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.963791][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1342.963846][ T32] r4:00000000 [ 1342.963886][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.963934][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1342.963977][ T32] 9d20: 9820b000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1342.964012][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1342.964046][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1342.964088][ T32] r5:80070013 r4:80239bb0 [ 1342.964110][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.964204][ T32] r4:82ac21e4 [ 1342.964247][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.964373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1342.964438][ T32] r4:e0539dc0 [ 1342.964484][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.964577][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1342.964636][ T32] r4:00000000 [ 1342.964723][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.964792][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1342.964815][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1342.965016][ T32] r5:84b4d38c r4:84b4d000 ** 4 printk messages dropped ** [ 1342.965299][ T32] r4:84bc7b80 ** 4 printk messages dropped ** [ 1342.965508][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) ** 4 printk messages dropped ** [ 1342.965648][ T32] r4:84bcf980 ** 5 printk messages dropped ** [ 1342.965869][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1342.966245][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1342.966733][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.967102][ T32] r5:8574878c r4:85748400 [ 1342.967145][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1342.967310][ T32] r10:61c88647 r9:8569d400 r8:8570362c r7:82804d40 r6:dddced80 r5:dddceda0 ** 14 printk messages dropped ** [ 1342.968783][ T32] Call trace: ** 6 printk messages dropped ** [ 1342.969158][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 ** 8 printk messages dropped ** [ 1342.969824][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 12 printk messages dropped ** [ 1342.994464][ T32] r4:84bc7b80 ** 7 printk messages dropped ** [ 1342.994897][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1342.995612][ T32] r5:85648c00 r4:8291a680 ** 7 printk messages dropped ** [ 1342.995868][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b97680 ** 7 printk messages dropped ** [ 1342.996221][ T32] r5:849ecb8c r4:849ec800 [ 1342.996244][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.996296][ T32] r7:ddde2d80 r6:83018200 r5:849ecb8c r4:85700680 [ 1342.996319][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.996422][ T32] r10:61c88647 r9:85648c00 r8:857006ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.996476][ T32] r4:85700680 [ 1342.996499][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.996551][ T32] r10:00000000 r9:85700680 r8:80287e08 r7:eb699e60 r6:85703800 r5:85648c00 [ 1342.996574][ T32] r4:00000001 [ 1342.996592][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.996627][ T32] Exception stack(0xeb85dfb0 to 0xeb85dff8) [ 1342.996653][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.996681][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.996707][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.996735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.996770][ T32] r4:84293240 [ 1342.997198][ T32] INFO: task kworker/1:274:5251 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1342.997236][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.997380][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.997427][ T32] Call trace: [ 1342.997482][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.997553][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1342.997581][ T32] r4:00000000 [ 1342.997601][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.997646][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1342.997675][ T32] 9d20: 98787000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1342.997704][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1342.997734][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1342.997759][ T32] r5:80070013 r4:80239bb0 [ 1342.997779][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.997820][ T32] r4:82ac21e4 [ 1342.997840][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.997882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1342.997905][ T32] r4:e0539dc0 [ 1342.997943][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.998015][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1342.998040][ T32] r4:00000000 [ 1342.998080][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.998148][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 ** 2 printk messages dropped ** [ 1342.998256][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 12 printk messages dropped ** [ 1342.998742][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1342.999303][ T32] r4:8499e000 ** 8 printk messages dropped ** [ 1342.999690][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.999749][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856fba40 [ 1342.999775][ T32] r4:00000000 [ 1342.999795][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.999839][ T32] r9:83018005 r8:8499e000 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1342.999860][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.999901][ T32] r5:00001000 r4:eb617000 [ 1342.999920][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.999959][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.000000][ T32] r5:85748f8c r4:85748c00 [ 1343.000019][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.000064][ T32] r7:dddced80 r6:83018000 r5:85748f8c r4:85703980 [ 1343.000084][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.000128][ T32] r10:61c88647 r9:8499e000 r8:857039ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.000151][ T32] r4:85703980 [ 1343.000223][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.000272][ T32] r10:00000000 r9:85703980 r8:80287e08 r7:eb639e60 r6:85703a00 r5:8499e000 [ 1343.000314][ T32] r4:00000001 [ 1343.000364][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.000459][ T32] Exception stack(0xeb859fb0 to 0xeb859ff8) [ 1343.007176][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.007231][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.007259][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.007297][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.007323][ T32] r4:856fb640 [ 1343.007749][ T32] INFO: task kworker/0:783:5253 is blocked on a mutex likely owned by task kworker/0:181:3703. ** 7 printk messages dropped ** [ 1343.008133][ T32] Exception stack(0xe0539d28 to 0xe0539d70) ** 10 printk messages dropped ** [ 1343.008546][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 14 printk messages dropped ** [ 1343.009092][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 10 printk messages dropped ** [ 1343.009454][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 10 printk messages dropped ** [ 1343.009850][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1343.010366][ T32] r5:8574938c r4:85749000 ** 1 printk messages dropped ** [ 1343.010570][ T32] r7:dddced80 r6:83018000 r5:8574938c r4:85703880 ** 10 printk messages dropped ** [ 1343.029391][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1343.032959][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 ** 13 printk messages dropped ** [ 1343.033664][ T32] r5:00001000 r4:e033d000 ** 9 printk messages dropped ** [ 1343.034149][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 12 printk messages dropped ** [ 1343.035009][ T32] task:kworker/0:785 state:D stack:0 pid:5257 tgid:5257 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1343.035889][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84293600 ** 7 printk messages dropped ** [ 1343.036234][ T32] r5:8574978c r4:85749400 [ 1343.036270][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.036412][ T32] r7:dddced80 r6:83018000 r5:8574978c r4:85703900 [ 1343.036457][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.036571][ T32] r10:61c88647 r9:85723000 r8:8570392c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.036628][ T32] r4:85703900 [ 1343.036671][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.036762][ T32] r10:00000000 r9:85703900 r8:80287e08 r7:eb861e60 r6:85700800 r5:85723000 [ 1343.036817][ T32] r4:00000001 [ 1343.036867][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.036945][ T32] Exception stack(0xeb865fb0 to 0xeb865ff8) [ 1343.037005][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.037040][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.037066][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.037097][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.037119][ T32] r4:84293400 [ 1343.037716][ T32] INFO: task kworker/0:785:5257 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1343.037760][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.037856][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.037939][ T32] Call trace: [ 1343.038014][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.038114][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1343.038169][ T32] r4:00000000 [ 1343.038216][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.038301][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1343.038372][ T32] 9d20: 98e3f000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1343.038441][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1343.038502][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1343.038570][ T32] r5:80070013 r4:80239bb0 [ 1343.038615][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.038706][ T32] r4:82ac21e4 [ 1343.038757][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.038846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1343.038902][ T32] r4:e0539dc0 [ 1343.038939][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.039033][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1343.039082][ T32] r4:00000000 [ 1343.039128][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.039219][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1343.039242][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.039285][ T32] r5:00001000 r4:e033d000 [ 1343.039373][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1343.039941][ T32] r4:00000001 ** 7 printk messages dropped ** [ 1343.040474][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 13 printk messages dropped ** [ 1343.064956][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb869e08 ** 12 printk messages dropped ** [ 1343.065490][ T32] r5:85749f8c r4:85749c00 [ 1343.065514][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1343.065964][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1343.067249][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1343.067544][ T32] r4:82ac21e4 [ 1343.067606][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.067663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1343.067688][ T32] r4:e0539dc0 [ 1343.067726][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.067795][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1343.067848][ T32] r4:00000000 [ 1343.067891][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.068053][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1343.068087][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.068155][ T32] r5:00001000 r4:e033d000 [ 1343.068179][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.068220][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.068272][ T32] r5:84b4d38c r4:84b4d000 [ 1343.068300][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.068410][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1343.068434][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.068482][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.068536][ T32] r4:84bc7b80 [ 1343.068574][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.068643][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1343.068696][ T32] r4:00000001 [ 1343.068744][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.068784][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1343.068813][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.068866][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.068915][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.068947][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.068989][ T32] r4:84bcf980 [ 1343.069014][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.069060][ T32] INFO: task kworker/0:787:5260 blocked for more than 469 seconds. [ 1343.069093][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.069146][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.069198][ T32] task:kworker/0:787 state:D stack:0 pid:5260 tgid:5260 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.069293][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.069410][ T32] Call trace: [ 1343.069444][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1343.069495][ T32] r10:8291a684 r9:eb86dd84 r8:00000002 r7:60000113 r6:eb86dd8c r5:85724800 [ 1343.069518][ T32] r4:85724800 [ 1343.069568][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1343.069626][ T32] r5:85724800 r4:8291a680 [ 1343.069674][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.069717][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.069792][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb86de08 [ 1343.069839][ T32] r4:00000000 [ 1343.069861][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1343.069898][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.069952][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.070013][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842937c0 [ 1343.070052][ T32] r4:00000000 [ 1343.070072][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.070137][ T32] r9:83018005 r8:85724800 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1343.070163][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.070205][ T32] r5:00001000 r4:eb65d000 [ 1343.070225][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.070293][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.070347][ T32] r5:85749b8c r4:85749800 [ 1343.070485][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.091087][ T32] r7:dddced80 r6:83018000 r5:85749b8c r4:85703c80 [ 1343.091176][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.091338][ T32] r10:61c88647 r9:85724800 r8:85703cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.091379][ T32] r4:85703c80 [ 1343.091401][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.091451][ T32] r10:00000000 r9:85703c80 r8:80287e08 r7:eb869e60 r6:85700780 r5:85724800 [ 1343.091474][ T32] r4:00000001 [ 1343.091492][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.091563][ T32] Exception stack(0xeb86dfb0 to 0xeb86dff8) [ 1343.091629][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.091688][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.091751][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1343.092692][ T32] Call trace: ** 10 printk messages dropped ** [ 1343.093320][ T32] r4:82ac21e4 ** 8 printk messages dropped ** [ 1343.093802][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 14 printk messages dropped ** [ 1343.094611][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1343.095666][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1343.095764][ T32] r4:00000000 [ 1343.095786][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1343.095833][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.095912][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.095998][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84293b00 [ 1343.096046][ T32] r4:00000000 [ 1343.096095][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.096186][ T32] r9:83018005 r8:85725400 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1343.096231][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.096354][ T32] r5:00001000 r4:eb693000 [ 1343.096408][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.096494][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.096602][ T32] r5:8574a78c r4:8574a400 [ 1343.096659][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.096753][ T32] r7:dddced80 r6:83018000 r5:8574a78c r4:85703a80 [ 1343.096807][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.096895][ T32] r10:61c88647 r9:85725400 r8:85703aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.096948][ T32] r4:85703a80 [ 1343.096988][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.097085][ T32] r10:00000000 r9:85703a80 r8:80287e08 r7:eb869e60 r6:85700880 r5:85725400 [ 1343.097127][ T32] r4:00000001 [ 1343.097147][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1343.097380][ T32] r4:842938c0 ** 8 printk messages dropped ** [ 1343.098195][ T32] Exception stack(0xe0539d28 to 0xe0539d70) ** 11 printk messages dropped ** [ 1343.098735][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1343.099187][ T32] r4:84bc7b80 ** 8 printk messages dropped ** [ 1343.099651][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 15 printk messages dropped ** [ 1343.115799][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb885e08 ** 12 printk messages dropped ** [ 1343.116501][ T32] r5:8574a38c r4:8574a000 ** 4 printk messages dropped ** [ 1343.116758][ T32] r4:85703b80 ** 9 printk messages dropped ** [ 1343.117076][ T32] r4:84293940 ** 8 printk messages dropped ** [ 1343.117893][ T32] Exception stack(0xe0539d28 to 0xe0539d70) ** 10 printk messages dropped ** [ 1343.118276][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 15 printk messages dropped ** [ 1343.119104][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1343.119674][ T32] INFO: task kworker/0:790:5268 blocked for more than 469 seconds. ** 12 printk messages dropped ** [ 1343.145360][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb88de08 ** 12 printk messages dropped ** [ 1343.146811][ T32] r5:8574ab8c r4:8574a800 ** 3 printk messages dropped ** [ 1343.147120][ T32] r10:61c88647 r9:85726c00 r8:85703e2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1343.147654][ T32] r10:00000000 r9:85703e00 r8:80287e08 r7:eb87de60 r6:85700980 r5:85726c00 [ 1343.147779][ T32] r4:00000001 [ 1343.147872][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.147958][ T32] Exception stack(0xeb88dfb0 to 0xeb88dff8) [ 1343.148112][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.148344][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.148439][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.148580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.148813][ T32] r4:84293940 [ 1343.149541][ T32] INFO: task kworker/0:790:5268 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1343.149642][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.149793][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.149909][ T32] Call trace: [ 1343.150154][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.150285][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1343.150578][ T32] r4:00000000 [ 1343.163903][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.164025][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1343.164081][ T32] 9d20: 9a145000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1343.164159][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1343.164218][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1343.164264][ T32] r5:80070013 r4:80239bb0 [ 1343.164397][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.164477][ T32] r4:82ac21e4 [ 1343.164519][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.164590][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1343.164628][ T32] r4:e0539dc0 [ 1343.164674][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.164772][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1343.164837][ T32] r4:00000000 [ 1343.164883][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.164960][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1343.164996][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.165068][ T32] r5:00001000 r4:e033d000 [ 1343.165101][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.165165][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.165234][ T32] r5:84b4d38c r4:84b4d000 [ 1343.165269][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.165375][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 ** 7 printk messages dropped ** [ 1343.165894][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) ** 10 printk messages dropped ** [ 1343.166551][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.167009][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.167078][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb895e08 [ 1343.167139][ T32] r4:00000000 [ 1343.167174][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1343.167231][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.167290][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.167359][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84293cc0 [ 1343.167397][ T32] r4:00000000 [ 1343.167453][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.167550][ T32] r9:83018005 r8:85721800 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1343.167591][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.167662][ T32] r5:00001000 r4:eb6b5000 [ 1343.167696][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.167811][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.167901][ T32] r5:8574af8c r4:8574ac00 [ 1343.167949][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.168041][ T32] r7:dddced80 r6:83018000 r5:8574af8c r4:85703e80 [ 1343.168077][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.168153][ T32] r10:61c88647 r9:85721800 r8:85703eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.168190][ T32] r4:85703e80 [ 1343.168222][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.168298][ T32] r10:00000000 r9:85703e80 r8:80287e08 r7:eb88de60 r6:85700a00 r5:85721800 [ 1343.168351][ T32] r4:00000001 [ 1343.168398][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.168461][ T32] Exception stack(0xeb895fb0 to 0xeb895ff8) [ 1343.168524][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.168586][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.168634][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.168719][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.168760][ T32] r4:84293940 [ 1343.169399][ T32] INFO: task kworker/0:791:5270 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1343.169473][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.169612][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.169712][ T32] Call trace: [ 1343.169764][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.169850][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1343.169887][ T32] r4:00000000 [ 1343.169919][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.169983][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1343.170052][ T32] 9d20: 9a145000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1343.170105][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1343.170147][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1343.170187][ T32] r5:80070013 r4:80239bb0 [ 1343.170221][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 14 printk messages dropped ** [ 1343.191310][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1343.191699][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.192057][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.192373][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.192421][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb899e08 [ 1343.192445][ T32] r4:00000000 [ 1343.192465][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1343.192508][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.192568][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.192621][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84aff5c0 [ 1343.192660][ T32] r4:00000000 [ 1343.192699][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.192751][ T32] r9:83018005 r8:8569b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 [ 1343.192798][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.192845][ T32] r5:00001000 r4:eb8c5000 [ 1343.192897][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.192972][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.193047][ T32] r5:8574cb8c r4:8574c800 [ 1343.193123][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.193223][ T32] r7:dddced80 r6:83018000 r5:8574cb8c r4:85703f00 [ 1343.193269][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.193368][ T32] r10:61c88647 r9:8569b000 r8:85703f2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1343.193832][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 13 printk messages dropped ** [ 1343.195428][ T32] r5:80070013 r4:80239bb0 ** 11 printk messages dropped ** [ 1343.196307][ T32] r5:00001000 r4:e033d000 ** 9 printk messages dropped ** [ 1343.197079][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 12 printk messages dropped ** [ 1343.197559][ T32] task:kworker/0:793 state:D stack:0 pid:5273 tgid:5273 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 20 printk messages dropped ** [ 1343.198381][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 10 printk messages dropped ** [ 1343.199136][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 14 printk messages dropped ** [ 1343.200381][ T32] Exception stack(0xe0539d28 to 0xe0539d70) ** 13 printk messages dropped ** [ 1343.223460][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 ** 5 printk messages dropped ** [ 1343.223857][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.223959][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1343.224003][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.224096][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.224144][ T32] r4:84bc7b80 [ 1343.224186][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.224315][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1343.224417][ T32] r4:00000001 [ 1343.224473][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.224556][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1343.224629][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.224690][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.224745][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.224807][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.224854][ T32] r4:84bcf980 [ 1343.224904][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.224960][ T32] INFO: task kworker/0:794:5274 blocked for more than 469 seconds. [ 1343.225023][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.225074][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.225121][ T32] task:kworker/0:794 state:D stack:0 pid:5274 tgid:5274 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.225232][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.225326][ T32] Call trace: [ 1343.225425][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1343.225530][ T32] r10:8291a684 r9:eb8a5d84 r8:00000002 r7:60000113 r6:eb8a5d8c r5:85728c00 [ 1343.225591][ T32] r4:85728c00 ** 1 printk messages dropped ** [ 1343.225725][ T32] r5:85728c00 r4:8291a680 ** 7 printk messages dropped ** [ 1343.226284][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84293240 ** 8 printk messages dropped ** [ 1343.226921][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1343.227855][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.227937][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.227992][ T32] r4:84293dc0 [ 1343.228731][ T32] INFO: task kworker/0:794:5274 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1343.228832][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.229010][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.229144][ T32] Call trace: [ 1343.229253][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.229363][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1343.229434][ T32] r4:00000000 [ 1343.229493][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.229588][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1343.229657][ T32] 9d20: 9a83c000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1343.229742][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1343.229860][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1343.229989][ T32] r5:80070013 r4:80239bb0 [ 1343.230058][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.230153][ T32] r4:82ac21e4 [ 1343.230203][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.230311][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1343.230401][ T32] r4:e0539dc0 [ 1343.230565][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.261108][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 10 printk messages dropped ** [ 1343.261956][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1343.262798][ T32] r4:84bcf980 ** 8 printk messages dropped ** [ 1343.263491][ T32] r10:8291a684 r9:eb8b1d84 r8:00000002 r7:60000113 r6:eb8b1d8c r5:8572b000 ** 10 printk messages dropped ** [ 1343.264373][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84aff040 ** 7 printk messages dropped ** [ 1343.264973][ T32] r5:8574bb8c r4:8574b800 ** 3 printk messages dropped ** [ 1343.265268][ T32] r10:61c88647 r9:8572b000 r8:8567ffac r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1343.267111][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1343.267802][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff ** 10 printk messages dropped ** [ 1343.268741][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 ** 11 printk messages dropped ** [ 1343.269723][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 13 printk messages dropped ** [ 1343.289837][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1343.290458][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1343.291344][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1343.291569][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 12 printk messages dropped ** [ 1343.292592][ T32] INFO: task kworker/0:796:5278 is blocked on a mutex likely owned by task kworker/0:181:3703. ** 14 printk messages dropped ** [ 1343.293314][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 14 printk messages dropped ** [ 1343.294000][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.294050][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.294072][ T32] r4:84bc7b80 [ 1343.294091][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.294138][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1343.294160][ T32] r4:00000001 [ 1343.294178][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.294213][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1343.294239][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.294267][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.294293][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.294343][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.294369][ T32] r4:84bcf980 [ 1343.294391][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.294437][ T32] INFO: task kworker/0:797:5281 blocked for more than 469 seconds. [ 1343.294472][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.294497][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.294518][ T32] task:kworker/0:797 state:D stack:0 pid:5281 tgid:5281 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.294591][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.294655][ T32] Call trace: [ 1343.294728][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1343.294787][ T32] r10:8291a684 r9:eb8c1d84 r8:00000002 r7:60000013 r6:eb8c1d8c r5:8572a400 [ 1343.294813][ T32] r4:8572a400 [ 1343.294834][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1343.294877][ T32] r5:8572a400 r4:8291a680 [ 1343.294897][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.294936][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.294977][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8c1e08 [ 1343.294999][ T32] r4:00000000 [ 1343.295017][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1343.295050][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.295104][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.295154][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84aff300 [ 1343.295177][ T32] r4:00000000 [ 1343.295269][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.295320][ T32] r9:83018005 r8:8572a400 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [ 1343.295362][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.295416][ T32] r5:00001000 r4:eb709000 [ 1343.295484][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.295526][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.295577][ T32] r5:8574c38c r4:8574c000 [ 1343.295597][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.295643][ T32] r7:dddced80 r6:83018000 r5:8574c38c r4:849eb080 [ 1343.295663][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.295709][ T32] r10:61c88647 r9:8572a400 r8:849eb0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.295751][ T32] r4:849eb080 [ 1343.295797][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.295865][ T32] r10:00000000 r9:849eb080 r8:80287e08 r7:eb899e60 r6:85700d00 r5:8572a400 [ 1343.295891][ T32] r4:00000001 [ 1343.295936][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.295996][ T32] Exception stack(0xeb8c1fb0 to 0xeb8c1ff8) [ 1343.296030][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.296059][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.296085][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.296113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.296155][ T32] r4:84aff180 [ 1343.296476][ T32] INFO: task kworker/0:797:5281 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1343.296515][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.296677][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.296752][ T32] Call trace: [ 1343.296786][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.296842][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1343.296894][ T32] r4:00000000 [ 1343.296923][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.296964][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1343.296992][ T32] 9d20: 9ae3b000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1343.297053][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1343.297099][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1343.297158][ T32] r5:80070013 r4:80239bb0 [ 1343.297205][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.297294][ T32] r4:82ac21e4 [ 1343.297341][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1343.298200][ T32] r5:84b4d38c r4:84b4d000 ** 7 printk messages dropped ** [ 1343.298532][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1343.298900][ T32] INFO: task kworker/0:798:5282 blocked for more than 469 seconds. [ 1343.298931][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.298955][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.298976][ T32] task:kworker/0:798 state:D stack:0 pid:5282 tgid:5282 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.299023][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.299083][ T32] Call trace: [ 1343.299117][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1343.299189][ T32] r10:8291a684 r9:eb84dd84 r8:00000002 r7:60000113 r6:eb84dd8c r5:84a78c00 [ 1343.299215][ T32] r4:84a78c00 [ 1343.299236][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1343.299302][ T32] r5:84a78c00 r4:8291a680 [ 1343.299326][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1343.299540][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1343.299664][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84aff440 [ 1343.299715][ T32] r4:00000000 [ 1343.299738][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.299804][ T32] r9:83018005 r8:84a78c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 1343.299828][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.299894][ T32] r5:00001000 r4:eb71f000 [ 1343.299917][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1343.300151][ T32] r10:61c88647 r9:84a78c00 r8:849eb22c r7:82804d40 r6:dddced80 r5:dddceda0 ** 21 printk messages dropped ** [ 1343.336000][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 ** 18 printk messages dropped ** [ 1343.336995][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1343.337035][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.337102][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.337148][ T32] r4:84bc7b80 [ 1343.337178][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.337231][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1343.337263][ T32] r4:00000001 [ 1343.337317][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1343.337951][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 15 printk messages dropped ** [ 1343.339113][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 11 printk messages dropped ** [ 1343.339922][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 15 printk messages dropped ** [ 1343.352201][ T32] Call trace: ** 7 printk messages dropped ** [ 1343.352605][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1343.352655][ T32] r5:80070013 r4:80239bb0 [ 1343.352684][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.352728][ T32] r4:82ac21e4 [ 1343.352748][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.352832][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1343.352859][ T32] r4:e0539dc0 [ 1343.352888][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.353106][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1343.353196][ T32] r4:00000000 [ 1343.353219][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.353268][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1343.353290][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1343.353472][ T32] r5:84b4d38c r4:84b4d000 [ 1343.353521][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.353579][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1343.353601][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.353673][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.353702][ T32] r4:84bc7b80 [ 1343.353722][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.353769][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1343.353791][ T32] r4:00000001 [ 1343.353830][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.353898][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1343.353955][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.354024][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.354064][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.354095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.354159][ T32] r4:84bcf980 [ 1343.354216][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.354281][ T32] INFO: task kworker/0:800:5286 blocked for more than 469 seconds. ** 2 printk messages dropped ** [ 1343.354453][ T32] task:kworker/0:800 state:D stack:0 pid:5286 tgid:5286 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1343.355146][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb871e08 ** 4 printk messages dropped ** [ 1343.355431][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84aff8c0 ** 7 printk messages dropped ** [ 1343.356026][ T32] r5:8574d38c r4:8574d000 [ 1343.356101][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.356176][ T32] r7:dddced80 r6:83018000 r5:8574d38c r4:849eb180 ** 1 printk messages dropped ** [ 1343.356294][ T32] r10:61c88647 r9:84a7b000 r8:849eb1ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1343.356965][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1343.357563][ T32] INFO: task kworker/0:800:5286 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1343.357642][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.357837][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.357953][ T32] Call trace: [ 1343.358004][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.358133][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1343.358210][ T32] r4:00000000 [ 1343.358235][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.358327][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1343.358406][ T32] 9d20: 9b820000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1343.358470][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1343.358568][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1343.358600][ T32] r5:80070013 r4:80239bb0 [ 1343.358642][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.358715][ T32] r4:82ac21e4 [ 1343.358759][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.358815][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1343.358868][ T32] r4:e0539dc0 ** 1 printk messages dropped ** [ 1343.359039][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 9 printk messages dropped ** [ 1343.359599][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 ** 4 printk messages dropped ** [ 1343.359905][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 4 printk messages dropped ** [ 1343.360130][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1343.385551][ T32] task:kworker/0:801 state:D stack:0 pid:5290 tgid:5290 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1343.386050][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1343.386330][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1343.386573][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.386616][ T32] r5:8574d78c r4:8574d400 [ 1343.386635][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1343.386793][ T32] r10:61c88647 r9:84a7bc00 r8:849eb32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1343.387091][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1343.387777][ T32] Call trace: ** 6 printk messages dropped ** [ 1343.388149][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 ** 5 printk messages dropped ** [ 1343.388443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 ** 7 printk messages dropped ** [ 1343.388776][ T32] r5:00001000 r4:e033d000 ** 4 printk messages dropped ** [ 1343.388970][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 ** 5 printk messages dropped ** [ 1343.389210][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1343.389349][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.389724][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.389849][ T32] Call trace: [ 1343.389907][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1343.389960][ T32] r10:8291a684 r9:eb8e5d84 r8:00000002 r7:60000113 r6:eb8e5d8c r5:84a7c800 [ 1343.389983][ T32] r4:84a7c800 [ 1343.390003][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1343.390082][ T32] r5:84a7c800 r4:8291a680 [ 1343.390125][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.390168][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.390212][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8e5e08 [ 1343.390234][ T32] r4:00000000 [ 1343.390264][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1343.390307][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.390364][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.390409][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84affe40 [ 1343.390432][ T32] r4:00000000 [ 1343.390453][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.390859][ T32] r9:83018005 r8:84a7c800 r7:00000000 r6:83018000 r5:00001000 r4:7f0bd000 [ 1343.408166][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.408366][ T32] r5:00001000 r4:eb901000 [ 1343.408503][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.408570][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.408621][ T32] r5:8574e38c r4:8574e000 [ 1343.408664][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.408718][ T32] r7:dddced80 r6:83018000 r5:8574e38c r4:849eb580 [ 1343.408739][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.408795][ T32] r10:61c88647 r9:84a7c800 r8:849eb5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.408821][ T32] r4:849eb580 [ 1343.408844][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.408893][ T32] r10:00000000 r9:849eb580 r8:80287e08 r7:eb8d1e60 r6:849eb680 r5:84a7c800 [ 1343.408925][ T32] r4:00000001 [ 1343.408949][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.408988][ T32] Exception stack(0xeb8e5fb0 to 0xeb8e5ff8) [ 1343.409019][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.409060][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.409091][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.409121][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.409162][ T32] r4:84affc00 [ 1343.409582][ T32] INFO: task kworker/0:802:5291 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1343.409646][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.409807][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.409884][ T32] Call trace: [ 1343.409942][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.410000][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1343.410024][ T32] r4:00000000 [ 1343.410043][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.410085][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1343.410113][ T32] 9d20: 9c208000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1343.410141][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1343.410167][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1343.410190][ T32] r5:80070013 r4:80239bb0 [ 1343.410211][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.410253][ T32] r4:82ac21e4 [ 1343.410273][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.410315][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1343.410337][ T32] r4:e0539dc0 [ 1343.410355][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.410396][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1343.410462][ T32] r4:00000000 [ 1343.415269][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.415358][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1343.415415][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.415470][ T32] r5:00001000 r4:e033d000 [ 1343.415493][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.415562][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.415611][ T32] r5:84b4d38c r4:84b4d000 [ 1343.415632][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1343.415876][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 16 printk messages dropped ** [ 1343.416581][ T32] r10:8291a684 r9:eb8f1d84 r8:00000002 r7:60000113 r6:eb8f1d8c r5:84a7d400 ** 10 printk messages dropped ** [ 1343.416962][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84affa80 ** 11 printk messages dropped ** [ 1343.417431][ T32] r10:61c88647 r9:84a7d400 r8:849eb42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1343.418354][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.418399][ T32] Call trace: [ 1343.418459][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.418515][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1343.418539][ T32] r4:00000000 [ 1343.418564][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.418604][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1343.418648][ T32] 9d20: 9c208000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1343.418701][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1343.418733][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1343.418757][ T32] r5:80070013 r4:80239bb0 [ 1343.418797][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.418841][ T32] r4:82ac21e4 [ 1343.418861][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.418904][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1343.418925][ T32] r4:e0539dc0 [ 1343.418944][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.418984][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1343.419007][ T32] r4:00000000 [ 1343.419026][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.419070][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1343.419091][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.419179][ T32] r5:00001000 r4:e033d000 [ 1343.419202][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.419243][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.419284][ T32] r5:84b4d38c r4:84b4d000 ** 2 printk messages dropped ** [ 1343.419370][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1343.419722][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.420030][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.420431][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1343.438078][ T32] r9:83018005 r8:84a7e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 ** 4 printk messages dropped ** [ 1343.438312][ T32] r5:8574df8c r4:8574dc00 [ 1343.438332][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1343.438584][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1343.438824][ T32] r4:84affcc0 ** 8 printk messages dropped ** [ 1343.439660][ T32] Exception stack(0xe0539d28 to 0xe0539d70) ** 10 printk messages dropped ** [ 1343.440034][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 15 printk messages dropped ** [ 1343.447468][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1343.447832][ T32] INFO: task kworker/0:805:5297 blocked for more than 469 seconds. ** 12 printk messages dropped ** [ 1343.448439][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8dde08 ** 12 printk messages dropped ** [ 1343.448931][ T32] r5:8574e78c r4:8574e400 ** 3 printk messages dropped ** [ 1343.449094][ T32] r10:61c88647 r9:84a7ec00 r8:849eb8ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 14 printk messages dropped ** [ 1343.450079][ T32] Call trace: ** 8 printk messages dropped ** [ 1343.450385][ T32] r5:80070013 r4:80239bb0 ** 7 printk messages dropped ** [ 1343.464086][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1343.464633][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.464684][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.464707][ T32] r4:84bc7b80 [ 1343.464727][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.464778][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1343.464803][ T32] r4:00000001 [ 1343.464848][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.464890][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1343.464920][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.464948][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.464974][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.465003][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.465025][ T32] r4:84bcf980 [ 1343.465047][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.465092][ T32] INFO: task kworker/0:806:5299 blocked for more than 469 seconds. [ 1343.465128][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.465154][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.465176][ T32] task:kworker/0:806 state:D stack:0 pid:5299 tgid:5299 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.465238][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.465310][ T32] Call trace: [ 1343.465349][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1343.465404][ T32] r10:8291a684 r9:eb905d84 r8:00000002 r7:60000013 r6:eb905d8c r5:84a79800 [ 1343.465427][ T32] r4:84a79800 [ 1343.465464][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1343.465573][ T32] r5:84a79800 r4:8291a680 [ 1343.465623][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.465723][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.465832][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb905e08 [ 1343.465888][ T32] r4:00000000 [ 1343.465950][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1343.466030][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.466123][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.466210][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85706040 [ 1343.466257][ T32] r4:00000000 [ 1343.466296][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.466416][ T32] r9:83018005 r8:84a79800 r7:00000000 r6:83018000 r5:00001000 r4:7f0c1000 [ 1343.466467][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.466560][ T32] r5:00001000 r4:eb915000 [ 1343.466626][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.466714][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.466803][ T32] r5:8574eb8c r4:8574e800 [ 1343.466851][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.466941][ T32] r7:dddced80 r6:83018000 r5:8574eb8c r4:849eb780 [ 1343.466985][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.467078][ T32] r10:61c88647 r9:84a79800 r8:849eb7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.467124][ T32] r4:849eb780 [ 1343.467165][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.467252][ T32] r10:00000000 r9:849eb780 r8:80287e08 r7:eb8dde60 r6:849eb900 r5:84a79800 [ 1343.467304][ T32] r4:00000001 [ 1343.467348][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.467447][ T32] Exception stack(0xeb905fb0 to 0xeb905ff8) [ 1343.467530][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.467612][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.467679][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.467737][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.467791][ T32] r4:84293fc0 [ 1343.468541][ T32] INFO: task kworker/0:806:5299 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1343.468638][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.468757][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.468855][ T32] Call trace: [ 1343.468916][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.469024][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1343.469073][ T32] r4:00000000 [ 1343.469118][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.469196][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1343.469253][ T32] 9d20: 9cd10000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1343.469312][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1343.469365][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1343.469413][ T32] r5:80070013 r4:80239bb0 [ 1343.469456][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.469551][ T32] r4:82ac21e4 [ 1343.469598][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.469686][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1343.469732][ T32] r4:e0539dc0 [ 1343.469774][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.469856][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1343.469901][ T32] r4:00000000 [ 1343.469940][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.470028][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1343.470074][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.470156][ T32] r5:00001000 r4:e033d000 [ 1343.470210][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.470312][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.470404][ T32] r5:84b4d38c r4:84b4d000 [ 1343.470467][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.481542][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1343.481632][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1343.481804][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1343.481828][ T32] r4:00000001 [ 1343.481847][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.481886][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1343.481920][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.481951][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.481977][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.482007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.482030][ T32] r4:84bcf980 [ 1343.482052][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.482081][ T32] INFO: task kworker/0:807:5301 blocked for more than 469 seconds. [ 1343.482134][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.482160][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.482183][ T32] task:kworker/0:807 state:D stack:0 pid:5301 tgid:5301 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.482240][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1343.482398][ T32] r4:85526c00 [ 1343.482418][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1343.482461][ T32] r5:85526c00 r4:8291a680 [ 1343.482481][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1343.482599][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1343.482891][ T32] r5:00001000 r4:eb929000 ** 2 printk messages dropped ** [ 1343.482994][ T32] r5:8574f38c r4:8574f000 ** 4 printk messages dropped ** [ 1343.483158][ T32] r4:849eba00 ** 12 printk messages dropped ** [ 1343.484014][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1343.484699][ T32] r4:e0539dc0 ** 11 printk messages dropped ** [ 1343.485297][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 ** 14 printk messages dropped ** [ 1343.485941][ T32] INFO: task kworker/0:808:5302 blocked for more than 469 seconds. ** 15 printk messages dropped ** [ 1343.486804][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 12 printk messages dropped ** [ 1343.487363][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1343.487434][ T32] r4:849eba80 [ 1343.487453][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.487500][ T32] r10:00000000 r9:849eba80 r8:80287e08 r7:eb919e60 r6:849ebc80 r5:856c0000 [ 1343.487522][ T32] r4:00000001 [ 1343.487541][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.487583][ T32] Exception stack(0xeb921fb0 to 0xeb921ff8) [ 1343.487611][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.487645][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.487672][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.487702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.487724][ T32] r4:857062c0 [ 1343.488140][ T32] INFO: task kworker/0:808:5302 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1343.488182][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.488240][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.488300][ T32] Call trace: [ 1343.488356][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.488412][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1343.488436][ T32] r4:00000000 [ 1343.488455][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.488513][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1343.488565][ T32] 9d20: 9cd66000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1343.488600][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1343.488627][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1343.488650][ T32] r5:80070013 r4:80239bb0 [ 1343.488671][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.488713][ T32] r4:82ac21e4 [ 1343.488760][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.488808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 ** 6 printk messages dropped ** [ 1343.489004][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1343.489423][ T32] r4:84bc7b80 ** 4 printk messages dropped ** [ 1343.489725][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) ** 6 printk messages dropped ** [ 1343.489906][ T32] INFO: task kworker/0:809:5305 blocked for more than 469 seconds. ** 7 printk messages dropped ** [ 1343.490295][ T32] r4:856c0c00 ** 4 printk messages dropped ** [ 1343.493183][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb92de08 ** 12 printk messages dropped ** [ 1343.493793][ T32] r5:8574fb8c r4:8574f800 [ 1343.493822][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1343.494136][ T32] r10:00000000 r9:849ebb00 r8:80287e08 r7:eb919e60 r6:849ebd00 r5:856c0c00 ** 6 printk messages dropped ** [ 1343.494414][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1343.495171][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.495346][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff ** 4 printk messages dropped ** [ 1343.495520][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 ** 7 printk messages dropped ** [ 1343.495844][ T32] r5:00001000 r4:e033d000 ** 6 printk messages dropped ** [ 1343.496225][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1343.496521][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1343.496875][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1343.497367][ T32] r4:856c2400 ** 4 printk messages dropped ** [ 1343.497573][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb90de08 ** 5 printk messages dropped ** [ 1343.497902][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.498215][ T32] r5:8574f78c r4:8574f400 [ 1343.498237][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1343.498458][ T32] r4:849ebd80 ** 2 printk messages dropped ** [ 1343.498595][ T32] r4:00000001 [ 1343.498616][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.498653][ T32] Exception stack(0xeb90dfb0 to 0xeb90dff8) [ 1343.498682][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.498759][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.498793][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.498852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.498954][ T32] r4:85706440 [ 1343.499298][ T32] INFO: task kworker/0:810:5307 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1343.499374][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.499465][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.499543][ T32] Call trace: [ 1343.499581][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.499638][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1343.499664][ T32] r4:00000000 [ 1343.499685][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.499726][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1343.499797][ T32] 9d20: 9cd66000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1343.499832][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1343.499924][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1343.499955][ T32] r5:80070013 r4:80239bb0 [ 1343.499978][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.500022][ T32] r4:82ac21e4 [ 1343.500047][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.500094][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1343.500117][ T32] r4:e0539dc0 [ 1343.500137][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.500232][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1343.500259][ T32] r4:00000000 [ 1343.500282][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.500359][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1343.500387][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.500434][ T32] r5:00001000 r4:e033d000 [ 1343.500455][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.500568][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.501109][ T32] r5:84b4d38c r4:84b4d000 [ 1343.501160][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.501231][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1343.501257][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.501311][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.501336][ T32] r4:84bc7b80 [ 1343.501357][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.501407][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1343.501432][ T32] r4:00000001 [ 1343.501453][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.501493][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1343.501525][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.501568][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.501599][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.501630][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1343.502084][ T32] r10:8291a684 r9:eb755d84 r8:00000002 r7:60000113 r6:eb755d8c r5:856c1800 ** 11 printk messages dropped ** [ 1343.502581][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1343.502850][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1343.503055][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1343.504562][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1343.505088][ T32] r5:80070013 r4:80239bb0 ** 13 printk messages dropped ** [ 1343.505830][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1343.506277][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1343.506300][ T32] r4:00000001 [ 1343.506319][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.506355][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1343.506382][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.506411][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.506507][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.506574][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.506672][ T32] r4:84bcf980 [ 1343.506696][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.506722][ T32] INFO: task kworker/0:812:5311 blocked for more than 469 seconds. [ 1343.506752][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.506775][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.506796][ T32] task:kworker/0:812 state:D stack:0 pid:5311 tgid:5311 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.506844][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.506926][ T32] Call trace: [ 1343.506962][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1343.507012][ T32] r10:8291a684 r9:eb77dd84 r8:00000002 r7:60000013 r6:eb77dd8c r5:856c4800 [ 1343.507038][ T32] r4:856c4800 [ 1343.507059][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1343.507131][ T32] r5:856c4800 r4:8291a680 [ 1343.507155][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.507308][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.507356][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb77de08 [ 1343.507383][ T32] r4:00000000 [ 1343.507592][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1343.507641][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.507677][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.507719][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85706ac0 [ 1343.507742][ T32] r4:00000000 [ 1343.507761][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.507817][ T32] r9:83018005 r8:856c4800 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1343.507844][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.507887][ T32] r5:00001000 r4:ea7c9000 [ 1343.508002][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.508049][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.508206][ T32] r5:8575838c r4:85758000 [ 1343.508230][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.508279][ T32] r7:dddced80 r6:83018000 r5:8575838c r4:856c8c80 [ 1343.508301][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.508382][ T32] r10:61c88647 r9:856c4800 r8:856c8cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.508407][ T32] r4:856c8c80 [ 1343.508454][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.508506][ T32] r10:00000000 r9:856c8c80 r8:80287e08 r7:eb755e60 r6:856c8f80 r5:856c4800 [ 1343.508529][ T32] r4:00000001 [ 1343.508567][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.508746][ T32] Exception stack(0xeb77dfb0 to 0xeb77dff8) [ 1343.508855][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.508888][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.508915][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.508944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.508966][ T32] r4:85706880 [ 1343.509244][ T32] INFO: task kworker/0:812:5311 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1343.509280][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.509349][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.509394][ T32] Call trace: [ 1343.509529][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.509593][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1343.509754][ T32] r4:00000000 [ 1343.509778][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.509836][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1343.509869][ T32] 9d20: 9cd66000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1343.509899][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1343.510034][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1343.510152][ T32] r5:80070013 r4:80239bb0 [ 1343.510201][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.510247][ T32] r4:82ac21e4 [ 1343.510268][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.510313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1343.510485][ T32] r4:e0539dc0 [ 1343.510893][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.510964][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1343.510989][ T32] r4:00000000 [ 1343.511009][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.511056][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1343.511078][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.511123][ T32] r5:00001000 r4:e033d000 [ 1343.511143][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.511183][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.511226][ T32] r5:84b4d38c r4:84b4d000 [ 1343.511246][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.511294][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1343.511316][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.511364][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.511417][ T32] r4:84bc7b80 [ 1343.511442][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.511490][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1343.511513][ T32] r4:00000001 [ 1343.511532][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.511581][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1343.511611][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.511640][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.511667][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1343.511767][ T32] INFO: task kworker/0:813:5313 blocked for more than 469 seconds. ** 7 printk messages dropped ** [ 1343.512043][ T32] r4:8572bc00 ** 4 printk messages dropped ** [ 1343.512229][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb79de08 ** 5 printk messages dropped ** [ 1343.512511][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.512859][ T32] r5:85758b8c r4:85758800 [ 1343.512929][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.512996][ T32] r7:dddced80 r6:83018000 r5:85758b8c r4:847b5000 ** 4 printk messages dropped ** [ 1343.513348][ T32] r10:00000000 r9:847b5000 r8:80287e08 r7:eb77de60 r6:85700d80 r5:8572bc00 ** 8 printk messages dropped ** [ 1343.514343][ T32] INFO: task kworker/0:813:5313 is blocked on a mutex likely owned by task kworker/0:181:3703. ** 10 printk messages dropped ** [ 1343.514784][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff ** 8 printk messages dropped ** [ 1343.515062][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.515406][ T32] r5:84b4d38c r4:84b4d000 ** 6 printk messages dropped ** [ 1343.515662][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 7 printk messages dropped ** [ 1343.515870][ T32] r4:84bcf980 ** 4 printk messages dropped ** [ 1343.515986][ T32] task:kworker/0:814 state:D stack:0 pid:5315 tgid:5315 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1343.516799][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85706c00 ** 14 printk messages dropped ** [ 1343.517801][ T32] r10:00000000 r9:847b5080 r8:80287e08 r7:eb79de60 r6:85700e00 r5:8572c800 ** 5 printk messages dropped ** [ 1343.518108][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.518151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.518177][ T32] r4:85706b40 [ 1343.518445][ T32] INFO: task kworker/0:814:5315 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1343.518480][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.518576][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.518621][ T32] Call trace: [ 1343.518650][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.518726][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1343.518805][ T32] r4:00000000 [ 1343.518841][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.518884][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1343.518914][ T32] 9d20: 9cd66000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1343.518945][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1343.518970][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1343.518998][ T32] r5:80070013 r4:80239bb0 [ 1343.519020][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.519061][ T32] r4:82ac21e4 [ 1343.519102][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.519149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1343.519174][ T32] r4:e0539dc0 [ 1343.519192][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.519235][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1343.519257][ T32] r4:00000000 [ 1343.519275][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.519355][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1343.519406][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.519453][ T32] r5:00001000 r4:e033d000 [ 1343.519473][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.519514][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.519631][ T32] r5:84b4d38c r4:84b4d000 [ 1343.519656][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.519706][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1343.519753][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.519832][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.519858][ T32] r4:84bc7b80 [ 1343.519878][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.519925][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1343.519948][ T32] r4:00000001 [ 1343.519967][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.520078][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1343.520109][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.520227][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.520294][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.520389][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.520421][ T32] r4:84bcf980 [ 1343.520517][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.521077][ T32] INFO: task kworker/0:815:5318 blocked for more than 469 seconds. [ 1343.521126][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.521151][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.521173][ T32] task:kworker/0:815 state:D stack:0 pid:5318 tgid:5318 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.521291][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.521357][ T32] Call trace: [ 1343.521390][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1343.521469][ T32] r10:8291a684 r9:eb935d84 r8:00000002 r7:60000013 r6:eb935d8c r5:8572ec00 [ 1343.521498][ T32] r4:8572ec00 [ 1343.521520][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1343.521572][ T32] r5:8572ec00 r4:8291a680 [ 1343.521593][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.521644][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.521693][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb935e08 [ 1343.521771][ T32] r4:00000000 [ 1343.521799][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1343.521837][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.521876][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.521966][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847bb200 [ 1343.521993][ T32] r4:00000000 [ 1343.522014][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.522061][ T32] r9:83018005 r8:8572ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1343.522174][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.522225][ T32] r5:00001000 r4:eb25d000 [ 1343.522246][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.522286][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.522333][ T32] r5:8575938c r4:85759000 [ 1343.522353][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.522401][ T32] r7:dddced80 r6:83018000 r5:8575938c r4:847b5200 [ 1343.522422][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.522471][ T32] r10:61c88647 r9:8572ec00 r8:847b522c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.522494][ T32] r4:847b5200 [ 1343.522514][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.522566][ T32] r10:00000000 r9:847b5200 r8:80287e08 r7:eb79de60 r6:84903000 r5:8572ec00 [ 1343.522590][ T32] r4:00000001 [ 1343.522609][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.522646][ T32] Exception stack(0xeb935fb0 to 0xeb935ff8) [ 1343.522674][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.522703][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.522729][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.522758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.522780][ T32] r4:85706dc0 ** 2 printk messages dropped ** [ 1343.523245][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1343.523656][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff ** 10 printk messages dropped ** [ 1343.524026][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 ** 14 printk messages dropped ** [ 1343.524752][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) ** 10 printk messages dropped ** [ 1343.525272][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1343.525850][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.526104][ T32] r4:00000000 [ 1343.526123][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.526168][ T32] r9:83018005 r8:856c5400 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1343.526226][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.526274][ T32] r5:00001000 r4:eb0bf000 [ 1343.526294][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.526340][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.526382][ T32] r5:85758f8c r4:85758c00 [ 1343.526403][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.526449][ T32] r7:dddced80 r6:83018000 r5:85758f8c r4:847b5280 [ 1343.526470][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.526517][ T32] r10:61c88647 r9:856c5400 r8:847b52ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.526540][ T32] r4:847b5280 [ 1343.526567][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.526615][ T32] r10:00000000 r9:847b5280 r8:80287e08 r7:eb935e60 r6:847b5300 r5:856c5400 [ 1343.526638][ T32] r4:00000001 [ 1343.526656][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.526787][ T32] Exception stack(0xeb791fb0 to 0xeb791ff8) [ 1343.526819][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.526858][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.526886][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.526915][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.526937][ T32] r4:85706a80 [ 1343.527202][ T32] INFO: task kworker/0:816:5319 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1343.527236][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.527327][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.527409][ T32] Call trace: [ 1343.527443][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.527558][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1343.527638][ T32] r4:00000000 [ 1343.527663][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.527706][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1343.527746][ T32] 9d20: 9cd66000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1343.527923][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 ** 3 printk messages dropped ** [ 1343.528063][ T32] r4:82ac21e4 ** 8 printk messages dropped ** [ 1343.528622][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 14 printk messages dropped ** [ 1343.529382][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1343.529806][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1343.531211][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7b9e08 ** 8 printk messages dropped ** [ 1343.531567][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1343.531892][ T32] r7:ddde2d80 r6:83018200 r5:849eeb8c r4:84903080 ** 10 printk messages dropped ** [ 1343.532499][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1343.533467][ T32] Exception stack(0xe0539d28 to 0xe0539d70) ** 8 printk messages dropped ** [ 1343.533755][ T32] r4:e0539dc0 ** 9 printk messages dropped ** [ 1343.534098][ T32] r5:84b4d38c r4:84b4d000 ** 4 printk messages dropped ** [ 1343.534307][ T32] r4:84bc7b80 ** 5 printk messages dropped ** [ 1343.534533][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1343.534892][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.535266][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1343.535644][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1343.535785][ T32] r5:8575b78c r4:8575b400 ** 3 printk messages dropped ** [ 1343.535930][ T32] r10:61c88647 r9:8572d400 r8:8490322c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1343.536047][ T32] r10:00000000 r9:84903200 r8:80287e08 r7:eb7b9e60 r6:84903100 r5:8572d400 [ 1343.536073][ T32] r4:00000001 [ 1343.536093][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.536128][ T32] Exception stack(0xeb7c1fb0 to 0xeb7c1ff8) [ 1343.536155][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.536183][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.536210][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.536272][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.536300][ T32] r4:84b97700 [ 1343.536633][ T32] INFO: task kworker/1:276:5324 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1343.536678][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.536802][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.536944][ T32] Call trace: [ 1343.536978][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.537032][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1343.537122][ T32] r4:00000000 [ 1343.537146][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.537188][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1343.537217][ T32] 9d20: 9cd66000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1343.537248][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1343.537295][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1343.537328][ T32] r5:80070013 r4:80239bb0 [ 1343.537350][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.537392][ T32] r4:82ac21e4 [ 1343.537412][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.537466][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1343.537493][ T32] r4:e0539dc0 [ 1343.537513][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.537568][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1343.537644][ T32] r4:00000000 [ 1343.537676][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.537727][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1343.537775][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.537880][ T32] r5:00001000 r4:e033d000 [ 1343.537935][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.538018][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.538119][ T32] r5:84b4d38c r4:84b4d000 [ 1343.538166][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.538266][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1343.538319][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.538464][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.538524][ T32] r4:84bc7b80 [ 1343.538574][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.538673][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1343.538720][ T32] r4:00000001 [ 1343.538763][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.538839][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1343.538894][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.538955][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.538986][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.539028][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1343.539540][ T32] r10:8291a684 r9:eb945d84 r8:00000002 r7:60000113 r6:eb945d8c r5:8571bc00 ** 11 printk messages dropped ** [ 1343.540226][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.540997][ T32] r5:8575978c r4:85759400 [ 1343.541019][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1343.541287][ T32] r10:00000000 r9:847b5100 r8:80287e08 r7:eb935e60 r6:84903280 r5:8571bc00 ** 13 printk messages dropped ** [ 1343.542402][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 14 printk messages dropped ** [ 1343.543115][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1343.543760][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1343.544159][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 11 printk messages dropped ** [ 1343.544960][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7cde08 ** 12 printk messages dropped ** [ 1343.545398][ T32] r5:85759b8c r4:85759800 ** 2 printk messages dropped ** [ 1343.545484][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1343.545916][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.546880][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 8 printk messages dropped ** [ 1343.547588][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1343.547939][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 11 printk messages dropped ** [ 1343.548866][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1343.549353][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.549414][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.549457][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.549519][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.549626][ T32] r4:84bcf980 [ 1343.549673][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.549723][ T32] INFO: task kworker/0:819:5330 blocked for more than 469 seconds. [ 1343.549756][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.549781][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.549802][ T32] task:kworker/0:819 state:D stack:0 pid:5330 tgid:5330 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.549851][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.549893][ T32] Call trace: [ 1343.549951][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1343.550002][ T32] r10:8291a684 r9:eb949d84 r8:00000002 r7:60000013 r6:eb949d8c r5:856c6000 [ 1343.550025][ T32] r4:856c6000 [ 1343.550045][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1343.550088][ T32] r5:856c6000 r4:8291a680 [ 1343.550107][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.550145][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.550189][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb949e08 [ 1343.550212][ T32] r4:00000000 [ 1343.550231][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1343.550266][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.550306][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.550354][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847bb600 [ 1343.550378][ T32] r4:00000000 [ 1343.550398][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.550444][ T32] r9:83018005 r8:856c6000 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1343.550482][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.550529][ T32] r5:00001000 r4:eb43b000 [ 1343.550569][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.550615][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.550660][ T32] r5:85759f8c r4:85759c00 [ 1343.550680][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.551033][ T32] r7:dddced80 r6:83018000 r5:85759f8c r4:847b5180 [ 1343.551712][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.554296][ T32] r10:61c88647 r9:856c6000 r8:847b51ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.555431][ T32] r4:847b5180 [ 1343.556432][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.558195][ T32] r10:00000000 r9:847b5180 r8:80287e08 r7:eb7cde60 r6:847b5580 r5:856c6000 [ 1343.559098][ T32] r4:00000001 [ 1343.559975][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.576140][ T32] Exception stack(0xeb949fb0 to 0xeb949ff8) [ 1343.576205][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.576238][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.576289][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.576358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.576390][ T32] r4:847bb3c0 [ 1343.576881][ T32] INFO: task kworker/0:819:5330 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1343.576925][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.577001][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.577100][ T32] Call trace: [ 1343.577168][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.577230][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1343.577254][ T32] r4:00000000 [ 1343.577274][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.577316][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1343.577404][ T32] 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1343.577437][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1343.577464][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1343.577488][ T32] r5:80070013 r4:80239bb0 [ 1343.577509][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 8 printk messages dropped ** [ 1343.578023][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 ** 11 printk messages dropped ** [ 1343.578832][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 10 printk messages dropped ** [ 1343.579491][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1343.580111][ T32] r4:856c3000 ** 4 printk messages dropped ** [ 1343.591002][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb94de08 ** 8 printk messages dropped ** [ 1343.591429][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1343.591645][ T32] r5:8575a38c r4:8575a000 ** 2 printk messages dropped ** [ 1343.591778][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1343.592171][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1343.593069][ T32] Call trace: ** 4 printk messages dropped ** [ 1343.593362][ T32] Exception stack(0xe0539d28 to 0xe0539d70) ** 3 printk messages dropped ** [ 1343.593492][ T32] r5:80070013 r4:80239bb0 ** 6 printk messages dropped ** [ 1343.593806][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1343.593829][ T32] r4:00000000 [ 1343.593867][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.593961][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1343.593989][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.594079][ T32] r5:00001000 r4:e033d000 [ 1343.594104][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.594174][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.594257][ T32] r5:84b4d38c r4:84b4d000 [ 1343.594281][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.594332][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1343.594354][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.594402][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.594425][ T32] r4:84bc7b80 [ 1343.594470][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.594523][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1343.594559][ T32] r4:00000001 [ 1343.594639][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.594683][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1343.594746][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1343.594882][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 16 printk messages dropped ** [ 1343.595611][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1343.596036][ T32] r5:8575a78c r4:8575a400 ** 3 printk messages dropped ** [ 1343.596198][ T32] r10:61c88647 r9:856c3c00 r8:847b56ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 14 printk messages dropped ** [ 1343.597407][ T32] Call trace: ** 10 printk messages dropped ** [ 1343.597865][ T32] r4:82ac21e4 ** 8 printk messages dropped ** [ 1343.598147][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 15 printk messages dropped ** [ 1343.598799][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1343.599415][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb959e08 ** 12 printk messages dropped ** [ 1343.599974][ T32] r5:8575ab8c r4:8575a800 ** 6 printk messages dropped ** [ 1343.600375][ T32] r10:00000000 r9:847b5500 r8:80287e08 r7:eb955e60 r6:847b5700 r5:856a0c00 ** 13 printk messages dropped ** [ 1343.616108][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 16 printk messages dropped ** [ 1343.616926][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 ** 16 printk messages dropped ** [ 1343.617596][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1343.618258][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.618304][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb95de08 [ 1343.618327][ T32] r4:00000000 [ 1343.618345][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1343.618380][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.618415][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.618457][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847bbdc0 [ 1343.618517][ T32] r4:00000000 [ 1343.618541][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.618595][ T32] r9:83018005 r8:856a2400 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1343.618617][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.618661][ T32] r5:00001000 r4:eb593000 [ 1343.618706][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.618784][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.618832][ T32] r5:8575b38c r4:8575b000 [ 1343.618852][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.618900][ T32] r7:dddced80 r6:83018000 r5:8575b38c r4:847b5800 [ 1343.618921][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.618969][ T32] r10:61c88647 r9:856a2400 r8:847b582c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.619018][ T32] r4:847b5800 [ 1343.619042][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.619090][ T32] r10:00000000 r9:847b5800 r8:80287e08 r7:eb959e60 r6:847b5880 r5:856a2400 [ 1343.619142][ T32] r4:00000001 [ 1343.619164][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.619205][ T32] Exception stack(0xeb95dfb0 to 0xeb95dff8) [ 1343.619235][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.619264][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.619291][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.619365][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.619450][ T32] r4:847bbc40 [ 1343.619733][ T32] INFO: task kworker/0:823:5340 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1343.619770][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.619886][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.619931][ T32] Call trace: [ 1343.619964][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.620032][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1343.620113][ T32] r4:00000000 [ 1343.620136][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.620177][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1343.620206][ T32] 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1343.620235][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1343.620260][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1343.620302][ T32] r5:80070013 r4:80239bb0 [ 1343.620364][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.620477][ T32] r4:82ac21e4 [ 1343.630335][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1343.631072][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 8 printk messages dropped ** [ 1343.631441][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1343.632190][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1343.633435][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1343.634420][ T32] r5:8575af8c r4:8575ac00 ** 1 printk messages dropped ** [ 1343.634574][ T32] r7:dddced80 r6:83018000 r5:8575af8c r4:847b5900 ** 4 printk messages dropped ** [ 1343.634877][ T32] r10:00000000 r9:847b5900 r8:80287e08 r7:eb95de60 r6:847b5980 r5:856a3000 ** 14 printk messages dropped ** [ 1343.636457][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1343.636921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 ** 17 printk messages dropped ** [ 1343.638055][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 7 printk messages dropped ** [ 1343.638482][ T32] r4:84bcf980 ** 5 printk messages dropped ** [ 1343.638835][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1343.639169][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1343.639468][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1343.639673][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.639736][ T32] r5:8575bf8c r4:8575bc00 ** 2 printk messages dropped ** [ 1343.639862][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1343.640246][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1343.656878][ T32] Call trace: ** 4 printk messages dropped ** [ 1343.657174][ T32] Exception stack(0xe0539d28 to 0xe0539d70) ** 3 printk messages dropped ** [ 1343.657291][ T32] r5:80070013 r4:80239bb0 ** 4 printk messages dropped ** [ 1343.657486][ T32] r4:e0539dc0 ** 6 printk messages dropped ** [ 1343.657801][ T32] r5:00001000 r4:e033d000 ** 4 printk messages dropped ** [ 1343.658079][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 ** 2 printk messages dropped ** [ 1343.658180][ T32] r4:84bc7b80 [ 1343.658200][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.658278][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1343.658311][ T32] r4:00000001 [ 1343.658365][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.658439][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1343.658483][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.658525][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.658601][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.658659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.658696][ T32] r4:84bcf980 [ 1343.658722][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.658780][ T32] INFO: task kworker/0:826:5344 blocked for more than 470 seconds. [ 1343.658833][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.658867][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.658891][ T32] task:kworker/0:826 state:D stack:0 pid:5344 tgid:5344 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.658960][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.659033][ T32] Call trace: [ 1343.659167][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1343.659245][ T32] r10:8291a684 r9:eb96dd84 r8:00000002 r7:60000113 r6:eb96dd8c r5:856a1800 [ 1343.659310][ T32] r4:856a1800 [ 1343.659338][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1343.659387][ T32] r5:856a1800 r4:8291a680 [ 1343.659408][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.659448][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.659491][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb96de08 [ 1343.659557][ T32] r4:00000000 [ 1343.659602][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1343.659721][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.659762][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.659836][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847a7000 [ 1343.659896][ T32] r4:00000000 [ 1343.659920][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.660065][ T32] r9:83018005 r8:856a1800 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1343.660115][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.660163][ T32] r5:00001000 r4:eb5bd000 [ 1343.660184][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.660225][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.660268][ T32] r5:8575bb8c r4:8575b800 [ 1343.660288][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.660361][ T32] r7:dddced80 r6:83018000 r5:8575bb8c r4:847b5b00 [ 1343.660384][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.660435][ T32] r10:61c88647 r9:856a1800 r8:847b5b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.660459][ T32] r4:847b5b00 [ 1343.660479][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.669780][ T32] r10:00000000 r9:847b5b00 r8:80287e08 r7:eb965e60 r6:847b5c00 r5:856a1800 [ 1343.669866][ T32] r4:00000001 [ 1343.669908][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.670018][ T32] Exception stack(0xeb96dfb0 to 0xeb96dff8) [ 1343.670079][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.670137][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.670220][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.670281][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.670336][ T32] r4:847a7100 [ 1343.671641][ T32] INFO: task kworker/0:826:5344 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1343.671759][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.671887][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.672022][ T32] Call trace: [ 1343.672111][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.672217][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1343.672307][ T32] r4:00000000 [ 1343.672383][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.672465][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1343.672537][ T32] 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1343.672629][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1343.672692][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1343.672746][ T32] r5:80070013 r4:80239bb0 [ 1343.672786][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.672873][ T32] r4:82ac21e4 [ 1343.672919][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.673003][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1343.673052][ T32] r4:e0539dc0 [ 1343.673091][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.673210][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1343.673239][ T32] r4:00000000 [ 1343.673295][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.673357][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1343.673381][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.673451][ T32] r5:00001000 r4:e033d000 [ 1343.673481][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.673525][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.673572][ T32] r5:84b4d38c r4:84b4d000 [ 1343.673593][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.673642][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1343.673707][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.673792][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.673821][ T32] r4:84bc7b80 [ 1343.673842][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.673918][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1343.673946][ T32] r4:00000001 [ 1343.673966][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.674005][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1343.674032][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.674060][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.674101][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.674134][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.674201][ T32] r4:84bcf980 [ 1343.674226][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.674284][ T32] INFO: task kworker/1:277:5346 blocked for more than 470 seconds. [ 1343.674325][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.674352][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.674372][ T32] task:kworker/1:277 state:D stack:0 pid:5346 tgid:5346 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.674603][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.674650][ T32] Call trace: [ 1343.674698][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1343.674751][ T32] r10:8291a684 r9:eb971d84 r8:00000002 r7:60000113 r6:eb971d8c r5:856a6000 [ 1343.674796][ T32] r4:856a6000 [ 1343.674821][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1343.674872][ T32] r5:856a6000 r4:8291a680 [ 1343.674894][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1343.675267][ T32] r9:83018205 r8:856a6000 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1343.675372][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.675476][ T32] r5:00001000 r4:eb7e9000 [ 1343.675500][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.675541][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.675591][ T32] r5:849ed38c r4:849ed000 [ 1343.675611][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.675658][ T32] r7:ddde2d80 r6:83018200 r5:849ed38c r4:84903300 [ 1343.675721][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.675785][ T32] r10:61c88647 r9:856a6000 r8:8490332c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.675813][ T32] r4:84903300 [ 1343.675833][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.675880][ T32] r10:00000000 r9:84903300 r8:80287e08 r7:eb7b9e60 r6:847b5c80 r5:856a6000 [ 1343.675902][ T32] r4:00000001 [ 1343.675921][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.675956][ T32] Exception stack(0xeb971fb0 to 0xeb971ff8) [ 1343.675985][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.676161][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1343.676628][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1343.677480][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 9 printk messages dropped ** [ 1343.677839][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 ** 4 printk messages dropped ** [ 1343.678069][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1343.678095][ T32] r4:00000001 [ 1343.678116][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.678152][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1343.678180][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.678209][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.678236][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.678304][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.678357][ T32] r4:84bcf980 [ 1343.678406][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.678434][ T32] INFO: task kworker/0:827:5348 blocked for more than 470 seconds. [ 1343.678464][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.678488][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.678508][ T32] task:kworker/0:827 state:D stack:0 pid:5348 tgid:5348 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.678567][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.678612][ T32] Call trace: [ 1343.678641][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1343.678689][ T32] r10:8291a684 r9:eb969d84 r8:00000002 r7:60000113 r6:eb969d8c r5:856a4800 [ 1343.678712][ T32] r4:856a4800 [ 1343.678757][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1343.678828][ T32] r5:856a4800 r4:8291a680 ** 5 printk messages dropped ** [ 1343.679130][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1343.679404][ T32] r5:00001000 r4:eb73f000 ** 2 printk messages dropped ** [ 1343.679600][ T32] r5:8576038c r4:85760000 [ 1343.679683][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.679734][ T32] r7:dddced80 r6:83018000 r5:8576038c r4:847b5b80 [ 1343.679779][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.679831][ T32] r10:61c88647 r9:856a4800 r8:847b5bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.679854][ T32] r4:847b5b80 [ 1343.679896][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.679947][ T32] r10:00000000 r9:847b5b80 r8:80287e08 r7:eb965e60 r6:847b5d80 r5:856a4800 [ 1343.679970][ T32] r4:00000001 [ 1343.679989][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.680024][ T32] Exception stack(0xeb969fb0 to 0xeb969ff8) [ 1343.680051][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.680079][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.680117][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.680175][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.680202][ T32] r4:847a7340 [ 1343.694682][ T32] INFO: task kworker/0:827:5348 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1343.694785][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.694863][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.694927][ T32] Call trace: [ 1343.695022][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.695092][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 2 printk messages dropped ** [ 1343.695184][ T32] Exception stack(0xe0539d28 to 0xe0539d70) ** 6 printk messages dropped ** [ 1343.695417][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 7 printk messages dropped ** [ 1343.695719][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1343.696148][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 16 printk messages dropped ** [ 1343.696835][ T32] r10:8291a684 r9:eb951d84 r8:00000002 r7:60000113 r6:eb951d8c r5:856a6c00 ** 10 printk messages dropped ** [ 1343.697251][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847a7600 ** 7 printk messages dropped ** [ 1343.697710][ T32] r5:8576078c r4:85760400 [ 1343.697730][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1343.697866][ T32] r10:61c88647 r9:856a6c00 r8:847b5e2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1343.698208][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.698238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.698261][ T32] r4:847a7440 [ 1343.698626][ T32] INFO: task kworker/0:828:5351 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1343.698662][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.698718][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.698890][ T32] Call trace: [ 1343.698953][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.699011][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1343.699062][ T32] r4:00000000 [ 1343.699124][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.699168][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1343.699198][ T32] 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1343.699230][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1343.699255][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1343.699399][ T32] r5:80070013 r4:80239bb0 [ 1343.699476][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.699521][ T32] r4:82ac21e4 [ 1343.699575][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.699677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1343.699784][ T32] r4:e0539dc0 [ 1343.699807][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.699877][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1343.699906][ T32] r4:00000000 [ 1343.699928][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.699975][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1343.699997][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.700070][ T32] r5:00001000 r4:e033d000 [ 1343.700095][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.700137][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.700199][ T32] r5:84b4d38c r4:84b4d000 [ 1343.700225][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.700304][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1343.700365][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.709162][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.709277][ T32] r4:84bc7b80 [ 1343.709344][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.709498][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1343.709560][ T32] r4:00000001 [ 1343.709606][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.709689][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1343.709794][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.709861][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.709913][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.710081][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.710132][ T32] r4:84bcf980 ** 2 printk messages dropped ** [ 1343.710294][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1343.715527][ T32] r4:856a5400 ** 4 printk messages dropped ** [ 1343.715699][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb975e08 ** 8 printk messages dropped ** [ 1343.716030][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1343.716185][ T32] r5:85760b8c r4:85760800 [ 1343.716206][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1343.716511][ T32] r10:00000000 r9:847b5d00 r8:80287e08 r7:eb951e60 r6:847b5e80 r5:856a5400 ** 6 printk messages dropped ** [ 1343.716792][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1343.717612][ T32] Exception stack(0xe0539d28 to 0xe0539d70) ** 3 printk messages dropped ** [ 1343.717726][ T32] r5:80070013 r4:80239bb0 ** 4 printk messages dropped ** [ 1343.717951][ T32] r4:e0539dc0 ** 5 printk messages dropped ** [ 1343.718233][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1343.718764][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) ** 6 printk messages dropped ** [ 1343.719133][ T32] INFO: task kworker/0:830:5354 blocked for more than 470 seconds. ** 7 printk messages dropped ** [ 1343.719410][ T32] r4:856a0000 ** 3 printk messages dropped ** [ 1343.719530][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1343.719937][ T32] r9:83018005 r8:856a0000 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 ** 4 printk messages dropped ** [ 1343.720178][ T32] r5:85760f8c r4:85760c00 ** 2 printk messages dropped ** [ 1343.720374][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1343.731203][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1343.731814][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1343.732141][ T32] 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 ** 7 printk messages dropped ** [ 1343.732585][ T32] r4:e0539dc0 ** 6 printk messages dropped ** [ 1343.732848][ T32] r5:00001000 r4:e033d000 ** 6 printk messages dropped ** [ 1343.733086][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1343.733429][ T32] r4:84bcf980 ** 9 printk messages dropped ** [ 1343.733878][ T32] r4:856a8000 [ 1343.733902][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1343.733947][ T32] r5:856a8000 r4:8291a680 [ 1343.733967][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.734006][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.734049][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb97de08 [ 1343.734071][ T32] r4:00000000 [ 1343.734091][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1343.734125][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.734160][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.734234][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847a7c00 [ 1343.734262][ T32] r4:00000000 [ 1343.734315][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.734365][ T32] r9:83018005 r8:856a8000 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1343.734445][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.734522][ T32] r5:00001000 r4:eb7c5000 [ 1343.734545][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.734615][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.734681][ T32] r5:8576178c r4:85761400 [ 1343.734734][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.734786][ T32] r7:dddced80 r6:83018000 r5:8576178c r4:857a8080 [ 1343.734806][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.734854][ T32] r10:61c88647 r9:856a8000 r8:857a80ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.734876][ T32] r4:857a8080 [ 1343.734924][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.734975][ T32] r10:00000000 r9:857a8080 r8:80287e08 r7:eb979e60 r6:857a8100 r5:856a8000 [ 1343.734998][ T32] r4:00000001 [ 1343.735027][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.735124][ T32] Exception stack(0xeb97dfb0 to 0xeb97dff8) [ 1343.735155][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.735186][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.735364][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.735399][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.735422][ T32] r4:847a7840 [ 1343.735698][ T32] INFO: task kworker/0:831:5356 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1343.735732][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.735792][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.735911][ T32] Call trace: [ 1343.735967][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.736023][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1343.736048][ T32] r4:00000000 [ 1343.736137][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.736238][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1343.736271][ T32] 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1343.736306][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1343.736371][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1343.736410][ T32] r5:80070013 r4:80239bb0 [ 1343.736433][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.736477][ T32] r4:82ac21e4 [ 1343.736498][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.736541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1343.736563][ T32] r4:e0539dc0 [ 1343.736582][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.736625][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1343.736661][ T32] r4:00000000 [ 1343.736684][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.736732][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1343.736754][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.736796][ T32] r5:00001000 r4:e033d000 [ 1343.736816][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.736855][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.736898][ T32] r5:84b4d38c r4:84b4d000 [ 1343.736936][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.736987][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1343.737009][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.737429][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.737457][ T32] r4:84bc7b80 [ 1343.737477][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.737526][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1343.737549][ T32] r4:00000001 [ 1343.737568][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.737604][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1343.737635][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.737664][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.737691][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.737720][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.737829][ T32] r4:84bcf980 ** 2 printk messages dropped ** [ 1343.737907][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1343.738316][ T32] r4:856a8c00 ** 2 printk messages dropped ** [ 1343.738450][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.738491][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.738535][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb981e08 [ 1343.738570][ T32] r4:00000000 [ 1343.738592][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1343.738628][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.738663][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.738737][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847a7a80 [ 1343.738773][ T32] r4:00000000 [ 1343.738795][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.738845][ T32] r9:83018005 r8:856a8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1343.738869][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.738912][ T32] r5:00001000 r4:eb7ab000 [ 1343.738935][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.739212][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.739259][ T32] r5:8576138c r4:85761000 [ 1343.739279][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.739331][ T32] r7:dddced80 r6:83018000 r5:8576138c r4:857a8180 [ 1343.739352][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.739400][ T32] r10:61c88647 r9:856a8c00 r8:857a81ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.739422][ T32] r4:857a8180 [ 1343.739440][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.739487][ T32] r10:00000000 r9:857a8180 r8:80287e08 r7:eb97de60 r6:857a8280 r5:856a8c00 [ 1343.739540][ T32] r4:00000001 [ 1343.739563][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.739600][ T32] Exception stack(0xeb981fb0 to 0xeb981ff8) [ 1343.739668][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.739702][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.739729][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.739758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.739781][ T32] r4:847a7a40 [ 1343.740035][ T32] INFO: task kworker/0:832:5358 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1343.740085][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.740177][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.740290][ T32] Call trace: [ 1343.740356][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.740480][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1343.757349][ T32] r4:00000000 [ 1343.757401][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.757471][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1343.757636][ T32] 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1343.757673][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1343.757756][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1343.757787][ T32] r5:80070013 r4:80239bb0 [ 1343.757809][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.757856][ T32] r4:82ac21e4 [ 1343.757877][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1343.758049][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 9 printk messages dropped ** [ 1343.758754][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 ** 4 printk messages dropped ** [ 1343.758954][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 7 printk messages dropped ** [ 1343.759174][ T32] r4:84bcf980 ** 5 printk messages dropped ** [ 1343.759487][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1343.759789][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1343.760077][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ac1c0 ** 7 printk messages dropped ** [ 1343.769530][ T32] r5:8576238c r4:85762000 [ 1343.769638][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1343.769933][ T32] r10:61c88647 r9:856a9800 r8:857a802c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1343.770439][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1343.776502][ T32] Call trace: ** 4 printk messages dropped ** [ 1343.776789][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1343.776821][ T32] 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1343.776868][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1343.776898][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1343.776924][ T32] r5:80070013 r4:80239bb0 [ 1343.776971][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.777019][ T32] r4:82ac21e4 [ 1343.777040][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.777107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1343.777198][ T32] r4:e0539dc0 [ 1343.777220][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.777264][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1343.777287][ T32] r4:00000000 [ 1343.777313][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.777362][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1343.777383][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.777427][ T32] r5:00001000 r4:e033d000 [ 1343.777460][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.777544][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.777591][ T32] r5:84b4d38c r4:84b4d000 [ 1343.777640][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.777693][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1343.777736][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.777790][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.777813][ T32] r4:84bc7b80 [ 1343.777833][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.777880][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1343.777903][ T32] r4:00000001 [ 1343.777922][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.777961][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1343.777989][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.778018][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.778044][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.778073][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.778105][ T32] r4:84bcf980 [ 1343.778131][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.778188][ T32] INFO: task kworker/0:834:5362 blocked for more than 470 seconds. [ 1343.778238][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.778331][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.778398][ T32] task:kworker/0:834 state:D stack:0 pid:5362 tgid:5362 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.778487][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.778619][ T32] Call trace: [ 1343.778681][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1343.778787][ T32] r10:8291a684 r9:eb98dd84 r8:00000002 r7:60000013 r6:eb98dd8c r5:856ab000 [ 1343.778849][ T32] r4:856ab000 [ 1343.778894][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1343.778979][ T32] r5:856ab000 r4:8291a680 [ 1343.779071][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.779154][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.779275][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb98de08 [ 1343.779333][ T32] r4:00000000 [ 1343.779388][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1343.779495][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.779569][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.779655][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847a7d80 [ 1343.779718][ T32] r4:00000000 [ 1343.779765][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.779885][ T32] r9:83018005 r8:856ab000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1343.779931][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.780051][ T32] r5:00001000 r4:eb7d9000 [ 1343.780119][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.780200][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.780281][ T32] r5:85761b8c r4:85761800 [ 1343.780324][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.780564][ T32] r7:dddced80 r6:83018000 r5:85761b8c r4:857a8200 [ 1343.791604][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.791706][ T32] r10:61c88647 r9:856ab000 r8:857a822c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.791732][ T32] r4:857a8200 [ 1343.791753][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.791804][ T32] r10:00000000 r9:857a8200 r8:80287e08 r7:eb985e60 r6:857a8300 r5:856ab000 [ 1343.791826][ T32] r4:00000001 [ 1343.791846][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.791903][ T32] Exception stack(0xeb98dfb0 to 0xeb98dff8) [ 1343.791941][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.791970][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.792023][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.792122][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.792222][ T32] r4:847a7d40 [ 1343.792672][ T32] INFO: task kworker/0:834:5362 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1343.792714][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.792863][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.792918][ T32] Call trace: [ 1343.792975][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.793031][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1343.793102][ T32] r4:00000000 [ 1343.793126][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.793282][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1343.793404][ T32] 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1343.793438][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1343.793465][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1343.793495][ T32] r5:80070013 r4:80239bb0 [ 1343.793533][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.793585][ T32] r4:82ac21e4 [ 1343.793606][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.793650][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1343.793739][ T32] r4:e0539dc0 [ 1343.793763][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.793833][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1343.793969][ T32] r4:00000000 [ 1343.794191][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.794245][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1343.794268][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.794320][ T32] r5:00001000 r4:e033d000 [ 1343.794342][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.794413][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.794461][ T32] r5:84b4d38c r4:84b4d000 [ 1343.794482][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.794530][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1343.794565][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.794764][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.794878][ T32] r4:84bc7b80 [ 1343.794920][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.794985][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1343.795011][ T32] r4:00000001 [ 1343.795031][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.795070][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1343.795096][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.795124][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.795152][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.795304][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.795331][ T32] r4:84bcf980 [ 1343.795353][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.795410][ T32] INFO: task kworker/1:278:5364 blocked for more than 470 seconds. [ 1343.795513][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.795542][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.795568][ T32] task:kworker/1:278 state:D stack:0 pid:5364 tgid:5364 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.795765][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.795809][ T32] Call trace: [ 1343.795841][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1343.795971][ T32] r10:8291a684 r9:eb989d84 r8:00000002 r7:60000113 r6:eb989d8c r5:85732400 [ 1343.796085][ T32] r4:85732400 [ 1343.796109][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1343.796153][ T32] r5:85732400 r4:8291a680 [ 1343.796174][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.796214][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.796282][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb989e08 [ 1343.796382][ T32] r4:00000000 [ 1343.796409][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1343.796447][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.796487][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.796532][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d2a00 [ 1343.796561][ T32] r4:00000000 [ 1343.796585][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.796630][ T32] r9:83018205 r8:85732400 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1343.796651][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.796694][ T32] r5:00001000 r4:eb52b000 [ 1343.796714][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.796780][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.796831][ T32] r5:849edf8c r4:849edc00 [ 1343.796853][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.796913][ T32] r7:ddde2d80 r6:83018200 r5:849edf8c r4:84903380 [ 1343.796998][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.797050][ T32] r10:61c88647 r9:85732400 r8:849033ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.797233][ T32] r4:84903380 [ 1343.797256][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.797309][ T32] r10:00000000 r9:84903380 r8:80287e08 r7:eb7b9e60 r6:84903500 r5:85732400 [ 1343.797334][ T32] r4:00000001 [ 1343.797372][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.797412][ T32] Exception stack(0xeb989fb0 to 0xeb989ff8) [ 1343.797440][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.797470][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.797523][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.797563][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.797643][ T32] r4:84b97e40 [ 1343.797964][ T32] INFO: task kworker/1:278:5364 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1343.798003][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.798264][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.798358][ T32] Call trace: [ 1343.798388][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.798441][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1343.798464][ T32] r4:00000000 [ 1343.798483][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.798521][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1343.798554][ T32] 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1343.798585][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1343.798612][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1343.798636][ T32] r5:80070013 r4:80239bb0 [ 1343.798657][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.798699][ T32] r4:82ac21e4 [ 1343.798850][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.798898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1343.798963][ T32] r4:e0539dc0 [ 1343.798987][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.799079][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1343.799317][ T32] r4:00000000 [ 1343.799411][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.799463][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1343.799485][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.799529][ T32] r5:00001000 r4:e033d000 [ 1343.799553][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.799600][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.799645][ T32] r5:84b4d38c r4:84b4d000 [ 1343.799665][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.799712][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1343.799734][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.799781][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.799857][ T32] r4:84bc7b80 [ 1343.799880][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.799929][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1343.799970][ T32] r4:00000001 [ 1343.800073][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.800113][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1343.800141][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.800187][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.800318][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.800378][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.800454][ T32] r4:84bcf980 [ 1343.800525][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.815620][ T32] INFO: task kworker/0:835:5366 blocked for more than 470 seconds. [ 1343.815743][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.815781][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.815806][ T32] task:kworker/0:835 state:D stack:0 pid:5366 tgid:5366 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.815888][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.816000][ T32] Call trace: [ 1343.816086][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1343.816150][ T32] r10:8291a684 r9:eb99dd84 r8:00000002 r7:60000113 r6:eb99dd8c r5:85733c00 [ 1343.816175][ T32] r4:85733c00 [ 1343.816214][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1343.816455][ T32] r5:85733c00 r4:8291a680 [ 1343.816484][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.816528][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.816772][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb99de08 [ 1343.816885][ T32] r4:00000000 [ 1343.817108][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1343.817229][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.817273][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.817322][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ac000 [ 1343.817373][ T32] r4:00000000 [ 1343.817398][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.817457][ T32] r9:83018005 r8:85733c00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1343.817484][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.817645][ T32] r5:00001000 r4:eb7f7000 [ 1343.817716][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.817762][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.817810][ T32] r5:85761f8c r4:85761c00 [ 1343.817875][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.817929][ T32] r7:dddced80 r6:83018000 r5:85761f8c r4:857a8400 [ 1343.817988][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.818067][ T32] r10:61c88647 r9:85733c00 r8:857a842c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.818093][ T32] r4:857a8400 [ 1343.818113][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.818290][ T32] r10:00000000 r9:857a8400 r8:80287e08 r7:eb985e60 r6:84903400 r5:85733c00 [ 1343.818321][ T32] r4:00000001 [ 1343.818342][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.818381][ T32] Exception stack(0xeb99dfb0 to 0xeb99dff8) [ 1343.818427][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.818461][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.818621][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.818656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.818692][ T32] r4:857ac0c0 [ 1343.819105][ T32] INFO: task kworker/0:835:5366 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1343.819142][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.819202][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.819247][ T32] Call trace: [ 1343.819407][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.819613][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1343.819803][ T32] r4:00000000 [ 1343.819826][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.819869][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1343.820022][ T32] 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1343.820250][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1343.820280][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1343.820541][ T32] r5:80070013 r4:80239bb0 [ 1343.831133][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.831224][ T32] r4:82ac21e4 [ 1343.831248][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.831296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1343.831327][ T32] r4:e0539dc0 [ 1343.831347][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.831391][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1343.831415][ T32] r4:00000000 [ 1343.831456][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.831509][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1343.831532][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.831597][ T32] r5:00001000 r4:e033d000 [ 1343.831622][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.831664][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.831820][ T32] r5:84b4d38c r4:84b4d000 [ 1343.831870][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.831922][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1343.831945][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.831994][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.832018][ T32] r4:84bc7b80 [ 1343.832037][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.832084][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1343.832106][ T32] r4:00000001 [ 1343.832125][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.832162][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1343.832192][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.832222][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.832249][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.832278][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.832309][ T32] r4:84bcf980 [ 1343.832386][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.832445][ T32] INFO: task kworker/0:836:5368 blocked for more than 470 seconds. [ 1343.832481][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.832508][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.832530][ T32] task:kworker/0:836 state:D stack:0 pid:5368 tgid:5368 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.832610][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.832693][ T32] Call trace: [ 1343.832727][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1343.832782][ T32] r10:8291a684 r9:eb9a9d84 r8:00000002 r7:60000113 r6:eb9a9d8c r5:85735400 [ 1343.832831][ T32] r4:85735400 [ 1343.832855][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1343.832987][ T32] r5:85735400 r4:8291a680 [ 1343.833012][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.833052][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.833096][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9a9e08 [ 1343.833119][ T32] r4:00000000 [ 1343.833138][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1343.833173][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.833206][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.833260][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ac300 [ 1343.833287][ T32] r4:00000000 [ 1343.833312][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.833404][ T32] r9:83018005 r8:85735400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1343.833431][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.833477][ T32] r5:00001000 r4:eb9ab000 [ 1343.833522][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.833574][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.833618][ T32] r5:8576278c r4:85762400 [ 1343.833637][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.833684][ T32] r7:dddced80 r6:83018000 r5:8576278c r4:857a8580 [ 1343.833704][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.833780][ T32] r10:61c88647 r9:85735400 r8:857a85ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.833808][ T32] r4:857a8580 [ 1343.833828][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.833880][ T32] r10:00000000 r9:857a8580 r8:80287e08 r7:eb985e60 r6:84903480 r5:85735400 [ 1343.833928][ T32] r4:00000001 [ 1343.833953][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.834000][ T32] Exception stack(0xeb9a9fb0 to 0xeb9a9ff8) [ 1343.834031][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.834060][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.834087][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.834128][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.834154][ T32] r4:857ac180 [ 1343.834578][ T32] INFO: task kworker/0:836:5368 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1343.834618][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.834709][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.834755][ T32] Call trace: [ 1343.834786][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.834840][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1343.834864][ T32] r4:00000000 [ 1343.834883][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.834935][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1343.834968][ T32] 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1343.835000][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1343.835026][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1343.835050][ T32] r5:80070013 r4:80239bb0 [ 1343.835070][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.835112][ T32] r4:82ac21e4 [ 1343.835133][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.835177][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1343.835200][ T32] r4:e0539dc0 [ 1343.835219][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.835295][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1343.835327][ T32] r4:00000000 [ 1343.835348][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.835397][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1343.835445][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.835516][ T32] r5:00001000 r4:e033d000 [ 1343.835600][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.835654][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.835701][ T32] r5:84b4d38c r4:84b4d000 [ 1343.835721][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.835768][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1343.835845][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.835900][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.835923][ T32] r4:84bc7b80 [ 1343.835943][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.836015][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1343.836042][ T32] r4:00000001 [ 1343.836116][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.836157][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1343.836187][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.836232][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.836263][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.836293][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.836324][ T32] r4:84bcf980 [ 1343.836394][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.836479][ T32] INFO: task kworker/0:837:5371 blocked for more than 470 seconds. ** 3 printk messages dropped ** [ 1343.836652][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1343.837011][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1343.837341][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.837570][ T32] r5:85762b8c r4:85762800 [ 1343.837590][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1343.837730][ T32] r4:857a8600 ** 6 printk messages dropped ** [ 1343.837933][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1343.838499][ T32] Call trace: ** 4 printk messages dropped ** [ 1343.838727][ T32] Exception stack(0xe0539d28 to 0xe0539d70) ** 6 printk messages dropped ** [ 1343.838987][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1343.839514][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1343.839833][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1343.839968][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.840022][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.840053][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.840116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.840169][ T32] r4:84bcf980 [ 1343.840224][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.840253][ T32] INFO: task kworker/0:838:5372 blocked for more than 470 seconds. [ 1343.840309][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.840406][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.840524][ T32] task:kworker/0:838 state:D stack:0 pid:5372 tgid:5372 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.858161][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.858240][ T32] Call trace: [ 1343.858274][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1343.858342][ T32] r10:8291a684 r9:eb9c5d84 r8:00000002 r7:60000113 r6:eb9c5d8c r5:85736c00 [ 1343.858439][ T32] r4:85736c00 [ 1343.858477][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1343.858527][ T32] r5:85736c00 r4:8291a680 [ 1343.858572][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.858680][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.858730][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9c5e08 [ 1343.858754][ T32] r4:00000000 [ 1343.858773][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1343.858808][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.858870][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.858918][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ac540 [ 1343.858941][ T32] r4:00000000 [ 1343.858961][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.859009][ T32] r9:83018005 r8:85736c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c7000 [ 1343.859078][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.859126][ T32] r5:00001000 r4:eb9c7000 [ 1343.859147][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.859199][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.859247][ T32] r5:85762f8c r4:85762c00 [ 1343.859267][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.859322][ T32] r7:dddced80 r6:83018000 r5:85762f8c r4:857a8500 [ 1343.859343][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.859427][ T32] r10:61c88647 r9:85736c00 r8:857a852c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.859455][ T32] r4:857a8500 [ 1343.859499][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.859553][ T32] r10:00000000 r9:857a8500 r8:80287e08 r7:eb9c1e60 r6:84903600 r5:85736c00 [ 1343.859603][ T32] r4:00000001 [ 1343.859626][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.859729][ T32] Exception stack(0xeb9c5fb0 to 0xeb9c5ff8) [ 1343.859770][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.859800][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.859826][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.859855][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.859877][ T32] r4:857ac240 [ 1343.860286][ T32] INFO: task kworker/0:838:5372 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1343.860358][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.860422][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.867674][ T32] Call trace: [ 1343.867907][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.867983][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1343.868038][ T32] r4:00000000 [ 1343.868064][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.868191][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1343.868248][ T32] 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1343.868282][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1343.868356][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1343.868388][ T32] r5:80070013 r4:80239bb0 [ 1343.868414][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.868461][ T32] r4:82ac21e4 [ 1343.868482][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.868526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1343.868579][ T32] r4:e0539dc0 [ 1343.868607][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.868653][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1343.868675][ T32] r4:00000000 [ 1343.868695][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1343.868940][ T32] r5:84b4d38c r4:84b4d000 ** 6 printk messages dropped ** [ 1343.869290][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 9 printk messages dropped ** [ 1343.869779][ T32] INFO: task kworker/0:839:5374 blocked for more than 470 seconds. ** 7 printk messages dropped ** [ 1343.870164][ T32] r4:85733000 [ 1343.870185][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1343.870313][ T32] r5:85733000 r4:8291a680 [ 1343.870339][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.870380][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.870424][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9d9e08 [ 1343.870446][ T32] r4:00000000 [ 1343.870465][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1343.878754][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.878947][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.879044][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ac680 [ 1343.879198][ T32] r4:00000000 [ 1343.879275][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.879426][ T32] r9:83018005 r8:85733000 r7:00000000 r6:83018000 r5:00001000 r4:7f0cb000 [ 1343.879453][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.879502][ T32] r5:00001000 r4:eb9cd000 [ 1343.879591][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.879637][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.879682][ T32] r5:8576338c r4:85763000 [ 1343.879759][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.879848][ T32] r7:dddced80 r6:83018000 r5:8576338c r4:857a8680 [ 1343.879873][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.879990][ T32] r10:61c88647 r9:85733000 r8:857a86ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.880020][ T32] r4:857a8680 [ 1343.880042][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.880178][ T32] r10:00000000 r9:857a8680 r8:80287e08 r7:eb9c5e60 r6:84903680 r5:85733000 [ 1343.880549][ T32] r4:00000001 [ 1343.887044][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1343.887163][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1343.887915][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1343.888503][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff ** 4 printk messages dropped ** [ 1343.888769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 ** 10 printk messages dropped ** [ 1343.889344][ T32] r5:84b4d38c r4:84b4d000 ** 4 printk messages dropped ** [ 1343.889657][ T32] r4:84bc7b80 ** 4 printk messages dropped ** [ 1343.890099][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) ** 4 printk messages dropped ** [ 1343.890399][ T32] r4:84bcf980 ** 5 printk messages dropped ** [ 1343.896547][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1343.896927][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.896966][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.897010][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9e1e08 [ 1343.897118][ T32] r4:00000000 [ 1343.897141][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1343.897235][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.897278][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.897368][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ac800 [ 1343.897429][ T32] r4:00000000 [ 1343.897502][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.897561][ T32] r9:83018005 r8:85736000 r7:00000000 r6:83018000 r5:00001000 r4:7f0cd000 [ 1343.897634][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.897684][ T32] r5:00001000 r4:eb9e3000 [ 1343.897706][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.897777][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.897825][ T32] r5:8576378c r4:85763400 [ 1343.897878][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.897932][ T32] r7:dddced80 r6:83018000 r5:8576378c r4:857a8700 [ 1343.897954][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.898003][ T32] r10:61c88647 r9:85736000 r8:857a872c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.898092][ T32] r4:857a8700 [ 1343.898116][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.898165][ T32] r10:00000000 r9:857a8700 r8:80287e08 r7:eb9d9e60 r6:84903700 r5:85736000 [ 1343.898188][ T32] r4:00000001 [ 1343.898207][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.898297][ T32] Exception stack(0xeb9e1fb0 to 0xeb9e1ff8) [ 1343.898338][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.898370][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.898458][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.898531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.898559][ T32] r4:857ac480 [ 1343.898971][ T32] INFO: task kworker/0:840:5376 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1343.899007][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.899066][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.899131][ T32] Call trace: [ 1343.899269][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.899392][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1343.899481][ T32] r4:00000000 [ 1343.899505][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.899591][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1343.899625][ T32] 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1343.899701][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1343.899731][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1343.899756][ T32] r5:80070013 r4:80239bb0 [ 1343.899829][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.899874][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1343.899938][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 ** 9 printk messages dropped ** [ 1343.900563][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1343.910087][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) ** 4 printk messages dropped ** [ 1343.910719][ T32] r4:84bcf980 ** 5 printk messages dropped ** [ 1343.918067][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.918346][ T32] r5:85730000 r4:8291a680 ** 2 printk messages dropped ** [ 1343.918455][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba01e08 ** 8 printk messages dropped ** [ 1343.918731][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1343.918877][ T32] r5:85763b8c r4:85763800 ** 3 printk messages dropped ** [ 1343.919031][ T32] r10:61c88647 r9:85730000 r8:857a87ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1343.919394][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.919425][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.919448][ T32] r4:857ac7c0 [ 1343.919858][ T32] INFO: task kworker/0:841:5379 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1343.919896][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.919957][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.920002][ T32] Call trace: [ 1343.920033][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.920087][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1343.920112][ T32] r4:00000000 [ 1343.920133][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.920172][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1343.920215][ T32] 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1343.920263][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1343.920293][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1343.920318][ T32] r5:80070013 r4:80239bb0 [ 1343.920392][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.920443][ T32] r4:82ac21e4 [ 1343.920464][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.924371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1343.924451][ T32] r4:e0539dc0 [ 1343.924479][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.924537][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1343.924563][ T32] r4:00000000 [ 1343.924584][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.924633][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1343.924656][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.924702][ T32] r5:00001000 r4:e033d000 [ 1343.924738][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.924833][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.924883][ T32] r5:84b4d38c r4:84b4d000 [ 1343.924922][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.924977][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1343.924999][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.925049][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.925073][ T32] r4:84bc7b80 [ 1343.925093][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.925142][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1343.925166][ T32] r4:00000001 [ 1343.925186][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.925224][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1343.925254][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1343.925471][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1343.925846][ T32] r4:85726000 ** 4 printk messages dropped ** [ 1343.926221][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba05e08 ** 7 printk messages dropped ** [ 1343.926736][ T32] r9:83018005 r8:85726000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d1000 ** 4 printk messages dropped ** [ 1343.926936][ T32] r5:85763f8c r4:85763c00 ** 1 printk messages dropped ** [ 1343.927004][ T32] r7:dddced80 r6:83018000 r5:85763f8c r4:857a8480 ** 4 printk messages dropped ** [ 1343.927218][ T32] r10:00000000 r9:857a8480 r8:80287e08 r7:eba01e60 r6:84903800 r5:85726000 ** 5 printk messages dropped ** [ 1343.927405][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1343.928008][ T32] Call trace: ** 2 printk messages dropped ** [ 1343.928219][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.928401][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff ** 4 printk messages dropped ** [ 1343.928556][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 ** 11 printk messages dropped ** [ 1343.928958][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1343.929365][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1343.929812][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.930075][ T32] r5:85730c00 r4:8291a680 ** 3 printk messages dropped ** [ 1343.930243][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1343.930383][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857acd00 ** 7 printk messages dropped ** [ 1343.943438][ T32] r5:8576c78c r4:8576c400 [ 1343.943521][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1343.943864][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1343.944126][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1343.945077][ T32] Exception stack(0xe0539d28 to 0xe0539d70) ** 6 printk messages dropped ** [ 1343.945321][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 7 printk messages dropped ** [ 1343.945602][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1343.946109][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 2 printk messages dropped ** [ 1343.946293][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1343.946379][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.946497][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.946541][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.946575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.946606][ T32] r4:84bcf980 [ 1343.946668][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.946773][ T32] INFO: task kworker/0:844:5384 blocked for more than 470 seconds. [ 1343.946851][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.946881][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.946902][ T32] task:kworker/0:844 state:D stack:0 pid:5384 tgid:5384 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.946991][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.947035][ T32] Call trace: [ 1343.947079][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1343.947133][ T32] r10:8291a684 r9:eba19d84 r8:00000002 r7:60000113 r6:eba19d8c r5:85738c00 [ 1343.947158][ T32] r4:85738c00 [ 1343.947265][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1343.947320][ T32] r5:85738c00 r4:8291a680 [ 1343.947342][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.947451][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.947501][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba19e08 [ 1343.947524][ T32] r4:00000000 [ 1343.947585][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1343.947628][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.947684][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.947731][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857acb80 [ 1343.947754][ T32] r4:00000000 [ 1343.947843][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.947893][ T32] r9:83018005 r8:85738c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1343.947916][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.948168][ T32] r5:00001000 r4:eb9fd000 [ 1343.948246][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.948309][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.948383][ T32] r5:8576c38c r4:8576c000 [ 1343.948404][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.948453][ T32] r7:dddced80 r6:83018000 r5:8576c38c r4:857a8800 [ 1343.948551][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.948678][ T32] r10:61c88647 r9:85738c00 r8:857a882c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.948774][ T32] r4:857a8800 [ 1343.948885][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.948936][ T32] r10:00000000 r9:857a8800 r8:80287e08 r7:eba11e60 r6:84903900 r5:85738c00 [ 1343.948959][ T32] r4:00000001 [ 1343.948978][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.949014][ T32] Exception stack(0xeba19fb0 to 0xeba19ff8) [ 1343.949041][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.949098][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.949196][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.949296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.949327][ T32] r4:857ac980 [ 1343.949661][ T32] INFO: task kworker/0:844:5384 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1343.949699][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.949758][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.949803][ T32] Call trace: [ 1343.949854][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.949908][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1343.949932][ T32] r4:00000000 [ 1343.949951][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.949990][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1343.950059][ T32] 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1343.950093][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1343.950120][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1343.950144][ T32] r5:80070013 r4:80239bb0 [ 1343.950164][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.950208][ T32] r4:82ac21e4 [ 1343.950251][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.950359][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1343.950388][ T32] r4:e0539dc0 [ 1343.950466][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.960057][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1343.960152][ T32] r4:00000000 [ 1343.960423][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.961059][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1343.961102][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.961165][ T32] r5:00001000 r4:e033d000 [ 1343.961189][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.961297][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1343.961796][ T32] r4:84bc7b80 ** 4 printk messages dropped ** [ 1343.962082][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) ** 6 printk messages dropped ** [ 1343.962302][ T32] INFO: task kworker/0:845:5386 blocked for more than 470 seconds. ** 7 printk messages dropped ** [ 1343.962736][ T32] r4:8573a400 ** 4 printk messages dropped ** [ 1343.962906][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba29e08 ** 4 printk messages dropped ** [ 1343.963079][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857acf80 ** 7 printk messages dropped ** [ 1343.963369][ T32] r5:8576cf8c r4:8576cc00 ** 1 printk messages dropped ** [ 1343.963437][ T32] r7:dddced80 r6:83018000 r5:8576cf8c r4:857a8a00 ** 4 printk messages dropped ** [ 1343.963707][ T32] r10:00000000 r9:857a8a00 r8:80287e08 r7:eba11e60 r6:84903980 r5:8573a400 ** 9 printk messages dropped ** [ 1343.964713][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1343.965763][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 13 printk messages dropped ** [ 1343.966439][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 ** 2 printk messages dropped ** [ 1343.966534][ T32] r4:84bc7b80 [ 1343.966552][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.966599][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1343.966623][ T32] r4:00000001 [ 1343.966642][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.966679][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1343.966706][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.966735][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.966761][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.966856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.966883][ T32] r4:84bcf980 [ 1343.966903][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.966929][ T32] INFO: task kworker/0:846:5387 blocked for more than 470 seconds. [ 1343.966957][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.966981][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.967001][ T32] task:kworker/0:846 state:D stack:0 pid:5387 tgid:5387 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.967079][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.967220][ T32] Call trace: [ 1343.967254][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1343.967305][ T32] r10:8291a684 r9:eba31d84 r8:00000002 r7:60000113 r6:eba31d8c r5:85738000 [ 1343.967337][ T32] r4:85738000 [ 1343.967357][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1343.967400][ T32] r5:85738000 r4:8291a680 [ 1343.967421][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.967506][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.967600][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba31e08 [ 1343.967630][ T32] r4:00000000 [ 1343.967651][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1343.967689][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.967724][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.967766][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ace40 [ 1343.967817][ T32] r4:00000000 [ 1343.967841][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.967887][ T32] r9:83018005 r8:85738000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1343.967909][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.967953][ T32] r5:00001000 r4:eba21000 [ 1343.968070][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.968114][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.968157][ T32] r5:8576cb8c r4:8576c800 [ 1343.968177][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.968222][ T32] r7:dddced80 r6:83018000 r5:8576cb8c r4:857a8a80 [ 1343.968244][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.968322][ T32] r10:61c88647 r9:85738000 r8:857a8aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.968496][ T32] r4:857a8a80 [ 1343.968520][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.968568][ T32] r10:00000000 r9:857a8a80 r8:80287e08 r7:eba29e60 r6:84903a00 r5:85738000 [ 1343.968757][ T32] r4:00000001 [ 1343.968781][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.968847][ T32] Exception stack(0xeba31fb0 to 0xeba31ff8) ** 2 printk messages dropped ** [ 1343.968936][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1343.969394][ T32] Call trace: ** 4 printk messages dropped ** [ 1343.969559][ T32] Exception stack(0xe0539d28 to 0xe0539d70) ** 7 printk messages dropped ** [ 1343.969791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 ** 9 printk messages dropped ** [ 1343.970149][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1343.970662][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1343.970785][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.988567][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.988967][ T32] r5:85739800 r4:8291a680 ** 3 printk messages dropped ** [ 1343.989131][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1343.989246][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1343.989476][ T32] r5:00001000 r4:eba65000 ** 2 printk messages dropped ** [ 1343.989612][ T32] r5:8576d38c r4:8576d000 [ 1343.989637][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1343.989817][ T32] r10:61c88647 r9:85739800 r8:857a8b2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1343.989931][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1343.990097][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1343.998208][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.998510][ T32] Exception stack(0xe0539d28 to 0xe0539d70) ** 5 printk messages dropped ** [ 1343.998807][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1343.999008][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 7 printk messages dropped ** [ 1343.999489][ T32] r5:84b4d38c r4:84b4d000 ** 6 printk messages dropped ** [ 1343.999720][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 2 printk messages dropped ** [ 1343.999820][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1343.999936][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.999969][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.000048][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.000153][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.000179][ T32] r4:84bcf980 [ 1344.000203][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.000243][ T32] INFO: task kworker/0:848:5392 blocked for more than 470 seconds. [ 1344.000277][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.000302][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.000344][ T32] task:kworker/0:848 state:D stack:0 pid:5392 tgid:5392 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.000394][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.000596][ T32] Call trace: [ 1344.009815][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1344.009888][ T32] r10:8291a684 r9:eba79d84 r8:00000002 r7:60000013 r6:eba79d8c r5:8573c800 [ 1344.009914][ T32] r4:8573c800 [ 1344.009948][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1344.010018][ T32] r5:8573c800 r4:8291a680 [ 1344.010043][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.010088][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.010134][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba79e08 [ 1344.010158][ T32] r4:00000000 [ 1344.010183][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1344.010220][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.010272][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.010334][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c8300 [ 1344.010359][ T32] r4:00000000 [ 1344.010380][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.010428][ T32] r9:83018005 r8:8573c800 r7:00000000 r6:83018000 r5:00001000 r4:7f0df000 [ 1344.010451][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.010600][ T32] r5:00001000 r4:eba81000 [ 1344.013347][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.013415][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.013558][ T32] r5:8576db8c r4:8576d800 [ 1344.013585][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.013636][ T32] r7:dddced80 r6:83018000 r5:8576db8c r4:857a8b80 [ 1344.013740][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.013794][ T32] r10:61c88647 r9:8573c800 r8:857a8bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.013819][ T32] r4:857a8b80 [ 1344.013941][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.013995][ T32] r10:00000000 r9:857a8b80 r8:80287e08 r7:eba6de60 r6:84903b00 r5:8573c800 [ 1344.014043][ T32] r4:00000001 [ 1344.014066][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.014106][ T32] Exception stack(0xeba79fb0 to 0xeba79ff8) [ 1344.014136][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.014165][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.014195][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.014226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.014249][ T32] r4:857c8100 [ 1344.014752][ T32] INFO: task kworker/0:848:5392 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1344.014886][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.015092][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.015276][ T32] Call trace: [ 1344.015408][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.015466][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1344.015492][ T32] r4:00000000 [ 1344.015512][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.015567][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1344.015601][ T32] 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1344.015631][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1344.015657][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.015681][ T32] r5:80070013 r4:80239bb0 [ 1344.015717][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.015768][ T32] r4:82ac21e4 [ 1344.015851][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.015899][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1344.015923][ T32] r4:e0539dc0 [ 1344.015943][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.015988][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1344.016012][ T32] r4:00000000 [ 1344.016091][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.016144][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1344.016185][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.016233][ T32] r5:00001000 r4:e033d000 [ 1344.016254][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.016339][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.016390][ T32] r5:84b4d38c r4:84b4d000 [ 1344.016446][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.016539][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1344.016566][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.016641][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.016745][ T32] r4:84bc7b80 [ 1344.016779][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.016833][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1344.016862][ T32] r4:00000001 [ 1344.016964][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.017065][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1344.017097][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.017127][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.017244][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.017277][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.017301][ T32] r4:84bcf980 [ 1344.017327][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.017424][ T32] INFO: task kworker/0:849:5393 blocked for more than 470 seconds. [ 1344.017460][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.017488][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.017560][ T32] task:kworker/0:849 state:D stack:0 pid:5393 tgid:5393 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.017627][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.017699][ T32] Call trace: [ 1344.017827][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1344.017881][ T32] r10:8291a684 r9:eb991d84 r8:00000002 r7:60000113 r6:eb991d8c r5:856aa400 [ 1344.017920][ T32] r4:856aa400 [ 1344.017943][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1344.018091][ T32] r5:856aa400 r4:8291a680 [ 1344.018188][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.018232][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.018278][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb991e08 [ 1344.018391][ T32] r4:00000000 [ 1344.018489][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1344.018529][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.018592][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.018638][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c8180 [ 1344.018697][ T32] r4:00000000 [ 1344.018725][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.018774][ T32] r9:83018005 r8:856aa400 r7:00000000 r6:83018000 r5:00001000 r4:7f0dd000 [ 1344.018798][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.018878][ T32] r5:00001000 r4:eba7b000 [ 1344.018902][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.018943][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.018986][ T32] r5:8576d78c r4:8576d400 [ 1344.019006][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.019054][ T32] r7:dddced80 r6:83018000 r5:8576d78c r4:857a8c00 [ 1344.019075][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.019364][ T32] r10:61c88647 r9:856aa400 r8:857a8c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.019393][ T32] r4:857a8c00 [ 1344.019414][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.019468][ T32] r10:00000000 r9:857a8c00 r8:80287e08 r7:eba79e60 r6:857a8c80 r5:856aa400 [ 1344.019494][ T32] r4:00000001 [ 1344.019513][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.019549][ T32] Exception stack(0xeb991fb0 to 0xeb991ff8) [ 1344.019576][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.019672][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.019705][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.019735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.019757][ T32] r4:857c8280 [ 1344.019990][ T32] INFO: task kworker/0:849:5393 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1344.020027][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.020085][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.020235][ T32] Call trace: [ 1344.020489][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.032604][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1344.032646][ T32] r4:00000000 [ 1344.032674][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.032756][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1344.032793][ T32] 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1344.032849][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1344.032880][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.032906][ T32] r5:80070013 r4:80239bb0 [ 1344.032926][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.032970][ T32] r4:82ac21e4 [ 1344.032991][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.033034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1344.033057][ T32] r4:e0539dc0 [ 1344.033076][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.033118][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1344.033140][ T32] r4:00000000 [ 1344.033160][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.033234][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1344.033287][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.033348][ T32] r5:00001000 r4:e033d000 [ 1344.033381][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.033428][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.033523][ T32] r5:84b4d38c r4:84b4d000 [ 1344.033564][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.033616][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1344.033639][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.033689][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.033716][ T32] r4:84bc7b80 [ 1344.033738][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.033786][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1344.033809][ T32] r4:00000001 [ 1344.033855][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.033895][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1344.033928][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.033960][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.034014][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.034074][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.034101][ T32] r4:84bcf980 [ 1344.034124][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.034178][ T32] INFO: task kworker/0:850:5396 blocked for more than 470 seconds. [ 1344.034213][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.034240][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.034263][ T32] task:kworker/0:850 state:D stack:0 pid:5396 tgid:5396 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.034330][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.034377][ T32] Call trace: [ 1344.034408][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1344.034457][ T32] r10:8291a684 r9:eba75d84 r8:00000002 r7:60000013 r6:eba75d8c r5:856ac800 [ 1344.034480][ T32] r4:856ac800 [ 1344.034499][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1344.034543][ T32] r5:856ac800 r4:8291a680 [ 1344.034582][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.034637][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.034711][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba75e08 [ 1344.034737][ T32] r4:00000000 [ 1344.034757][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1344.034793][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.034829][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.034872][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c8800 [ 1344.034921][ T32] r4:00000000 [ 1344.034943][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.035012][ T32] r9:83018005 r8:856ac800 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1344.035038][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.035119][ T32] r5:00001000 r4:eac31000 [ 1344.035157][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.035202][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.035263][ T32] r5:8576e78c r4:8576e400 [ 1344.035315][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.035369][ T32] r7:dddced80 r6:83018000 r5:8576e78c r4:857a8880 [ 1344.035390][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.035439][ T32] r10:61c88647 r9:856ac800 r8:857a88ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.035462][ T32] r4:857a8880 [ 1344.035481][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.035539][ T32] r10:00000000 r9:857a8880 r8:80287e08 r7:eba79e60 r6:857a8d00 r5:856ac800 [ 1344.035566][ T32] r4:00000001 [ 1344.035585][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.035656][ T32] Exception stack(0xeba75fb0 to 0xeba75ff8) [ 1344.035701][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.035733][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.035760][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.035848][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.035907][ T32] r4:857c82c0 [ 1344.036269][ T32] INFO: task kworker/0:850:5396 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1344.036312][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.036451][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.036528][ T32] Call trace: [ 1344.036562][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.036617][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1344.036641][ T32] r4:00000000 [ 1344.036679][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.036755][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1344.036789][ T32] 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1344.036834][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1344.036863][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.036910][ T32] r5:80070013 r4:80239bb0 [ 1344.036935][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.036979][ T32] r4:82ac21e4 [ 1344.037000][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.037044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1344.037069][ T32] r4:e0539dc0 [ 1344.037089][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.037131][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1344.037154][ T32] r4:00000000 [ 1344.037174][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.037221][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1344.037250][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.037297][ T32] r5:00001000 r4:e033d000 [ 1344.037323][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.037364][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.037407][ T32] r5:84b4d38c r4:84b4d000 [ 1344.037429][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.037477][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1344.037499][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.037594][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.037672][ T32] r4:84bc7b80 [ 1344.037770][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.037824][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1344.037850][ T32] r4:00000001 [ 1344.037871][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.037910][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1344.037960][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.037994][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.038022][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.038054][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.038077][ T32] r4:84bcf980 [ 1344.038097][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.038121][ T32] INFO: task kworker/0:851:5397 blocked for more than 470 seconds. [ 1344.038164][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.038199][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.038245][ T32] task:kworker/0:851 state:D stack:0 pid:5397 tgid:5397 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.038328][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.038371][ T32] Call trace: [ 1344.038433][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1344.038486][ T32] r10:8291a684 r9:eb999d84 r8:00000002 r7:60000113 r6:eb999d8c r5:856ae000 [ 1344.038510][ T32] r4:856ae000 [ 1344.038531][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1344.038577][ T32] r5:856ae000 r4:8291a680 [ 1344.038625][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.038682][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.038730][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb999e08 [ 1344.038764][ T32] r4:00000000 [ 1344.038807][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1344.038872][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.038911][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.038990][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c8440 [ 1344.039042][ T32] r4:00000000 [ 1344.039066][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.039117][ T32] r9:83018005 r8:856ae000 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1344.039141][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.039184][ T32] r5:00001000 r4:dfaab000 [ 1344.039276][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.039327][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.039372][ T32] r5:8576df8c r4:8576dc00 [ 1344.039418][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.039476][ T32] r7:dddced80 r6:83018000 r5:8576df8c r4:857a8d80 [ 1344.039503][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.039555][ T32] r10:61c88647 r9:856ae000 r8:857a8dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.039579][ T32] r4:857a8d80 [ 1344.039599][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.039669][ T32] r10:00000000 r9:857a8d80 r8:80287e08 r7:eba75e60 r6:857a8900 r5:856ae000 [ 1344.039697][ T32] r4:00000001 [ 1344.039717][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.039754][ T32] Exception stack(0xeb999fb0 to 0xeb999ff8) [ 1344.039809][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.039844][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.039872][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.039902][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.039945][ T32] r4:857c84c0 [ 1344.040166][ T32] INFO: task kworker/0:851:5397 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1344.040228][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.040291][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.040384][ T32] Call trace: [ 1344.040444][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.040503][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1344.040531][ T32] r4:00000000 [ 1344.040645][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.053037][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1344.053123][ T32] 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1344.053182][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1344.053241][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.053292][ T32] r5:80070013 r4:80239bb0 [ 1344.053367][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.053469][ T32] r4:82ac21e4 [ 1344.053514][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.053602][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1344.053663][ T32] r4:e0539dc0 [ 1344.053710][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.053804][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1344.053851][ T32] r4:00000000 [ 1344.053876][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.053961][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1344.054074][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.054126][ T32] r5:00001000 r4:e033d000 [ 1344.054167][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.054215][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.054260][ T32] r5:84b4d38c r4:84b4d000 [ 1344.054311][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.054391][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1344.054419][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.054498][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.054525][ T32] r4:84bc7b80 [ 1344.054587][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.054641][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1344.054670][ T32] r4:00000001 [ 1344.054718][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.054810][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1344.054844][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.054874][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.054902][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.054973][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.055027][ T32] r4:84bcf980 [ 1344.055054][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.055084][ T32] INFO: task kworker/0:852:5399 blocked for more than 470 seconds. [ 1344.055115][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.055140][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.055162][ T32] task:kworker/0:852 state:D stack:0 pid:5399 tgid:5399 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.055246][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.055380][ T32] Call trace: [ 1344.055442][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1344.055500][ T32] r10:8291a684 r9:eb6e5d84 r8:00000002 r7:60000013 r6:eb6e5d8c r5:856aec00 [ 1344.055525][ T32] r4:856aec00 [ 1344.055546][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1344.055668][ T32] r5:856aec00 r4:8291a680 [ 1344.055694][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.055735][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.055819][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6e5e08 [ 1344.055847][ T32] r4:00000000 [ 1344.055867][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1344.055903][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.055937][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.055980][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c8780 [ 1344.056026][ T32] r4:00000000 [ 1344.056048][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.056094][ T32] r9:83018005 r8:856aec00 r7:00000000 r6:83018000 r5:00001000 r4:7f00d000 [ 1344.056119][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.056164][ T32] r5:00001000 r4:ea8cb000 [ 1344.056260][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.056310][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.056384][ T32] r5:8576e38c r4:8576e000 [ 1344.056441][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.056492][ T32] r7:dddced80 r6:83018000 r5:8576e38c r4:857a8e00 [ 1344.056513][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.056561][ T32] r10:61c88647 r9:856aec00 r8:857a8e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.056610][ T32] r4:857a8e00 [ 1344.056642][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.056743][ T32] r10:00000000 r9:857a8e00 r8:80287e08 r7:eba75e60 r6:857a8e80 r5:856aec00 [ 1344.056775][ T32] r4:00000001 [ 1344.056831][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.056898][ T32] Exception stack(0xeb6e5fb0 to 0xeb6e5ff8) [ 1344.057056][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.057145][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.057210][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.057269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.057321][ T32] r4:857c84c0 [ 1344.057869][ T32] INFO: task kworker/0:852:5399 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1344.057915][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.058047][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.058097][ T32] Call trace: [ 1344.058209][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.058268][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1344.058325][ T32] r4:00000000 [ 1344.058364][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.058410][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1344.058471][ T32] 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1344.058562][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1344.058593][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.058619][ T32] r5:80070013 r4:80239bb0 [ 1344.058670][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.058716][ T32] r4:82ac21e4 [ 1344.058741][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.058787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1344.058810][ T32] r4:e0539dc0 [ 1344.058829][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.058873][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1344.058990][ T32] r4:00000000 [ 1344.059048][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.059100][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1344.059151][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.059270][ T32] r5:00001000 r4:e033d000 [ 1344.059375][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.059479][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.059542][ T32] r5:84b4d38c r4:84b4d000 [ 1344.059565][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.059616][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1344.059640][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.059737][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.059765][ T32] r4:84bc7b80 [ 1344.059784][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.059866][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1344.059893][ T32] r4:00000001 [ 1344.059914][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.059950][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1344.059977][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.060006][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.060033][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.060062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.060086][ T32] r4:84bcf980 [ 1344.060107][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.060146][ T32] INFO: task kworker/0:853:5403 blocked for more than 470 seconds. [ 1344.060179][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.060235][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.060261][ T32] task:kworker/0:853 state:D stack:0 pid:5403 tgid:5403 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.060318][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.060580][ T32] Call trace: [ 1344.077207][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1344.077303][ T32] r10:8291a684 r9:eba91d84 r8:00000002 r7:60000113 r6:eba91d8c r5:856ad400 [ 1344.077332][ T32] r4:856ad400 [ 1344.077353][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1344.077398][ T32] r5:856ad400 r4:8291a680 [ 1344.077435][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.077481][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.077532][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba91e08 [ 1344.077556][ T32] r4:00000000 [ 1344.077603][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1344.077647][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.077690][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.077734][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c8cc0 [ 1344.077758][ T32] r4:00000000 [ 1344.077828][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.077883][ T32] r9:83018005 r8:856ad400 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1344.077906][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.078009][ T32] r5:00001000 r4:eb157000 [ 1344.078038][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.078082][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.078127][ T32] r5:8576f38c r4:8576f000 [ 1344.078167][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.078265][ T32] r7:dddced80 r6:83018000 r5:8576f38c r4:857a8f80 [ 1344.078291][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.078342][ T32] r10:61c88647 r9:856ad400 r8:857a8fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.078365][ T32] r4:857a8f80 [ 1344.078385][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.078433][ T32] r10:00000000 r9:857a8f80 r8:80287e08 r7:eba75e60 r6:857a8f00 r5:856ad400 [ 1344.078482][ T32] r4:00000001 [ 1344.078506][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.078552][ T32] Exception stack(0xeba91fb0 to 0xeba91ff8) [ 1344.078583][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.078613][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.078640][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.078673][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.078747][ T32] r4:857c8840 [ 1344.079181][ T32] INFO: task kworker/0:853:5403 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1344.079246][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.079439][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.079569][ T32] Call trace: [ 1344.079634][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.079692][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1344.079717][ T32] r4:00000000 [ 1344.079736][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.079799][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1344.079856][ T32] 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1344.079891][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1344.079918][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.080066][ T32] r5:80070013 r4:80239bb0 [ 1344.080115][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.080163][ T32] r4:82ac21e4 [ 1344.080184][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.080254][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1344.080289][ T32] r4:e0539dc0 [ 1344.080310][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.080404][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1344.080480][ T32] r4:00000000 [ 1344.090397][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.090481][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1344.090582][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.091447][ T32] r5:00001000 r4:e033d000 [ 1344.091479][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.091542][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.091587][ T32] r5:84b4d38c r4:84b4d000 [ 1344.091623][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.091678][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1344.091701][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.091752][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.091776][ T32] r4:84bc7b80 [ 1344.091795][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.091842][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1344.091865][ T32] r4:00000001 [ 1344.091884][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.091947][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1344.091983][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.092014][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.092042][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.092073][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.092095][ T32] r4:84bcf980 [ 1344.092144][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.092178][ T32] INFO: task kworker/0:854:5404 blocked for more than 470 seconds. [ 1344.092212][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.092238][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.092261][ T32] task:kworker/0:854 state:D stack:0 pid:5404 tgid:5404 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.092321][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.092385][ T32] Call trace: [ 1344.092443][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1344.092501][ T32] r10:8291a684 r9:eb829d84 r8:00000002 r7:60000113 r6:eb829d8c r5:856abc00 [ 1344.092546][ T32] r4:856abc00 [ 1344.092570][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1344.092617][ T32] r5:856abc00 r4:8291a680 [ 1344.092638][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.092683][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.092727][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb829e08 [ 1344.092751][ T32] r4:00000000 [ 1344.092770][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1344.092804][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.092893][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.092942][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c8900 [ 1344.092966][ T32] r4:00000000 [ 1344.092985][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.093081][ T32] r9:83018005 r8:856abc00 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1344.093108][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.093153][ T32] r5:00001000 r4:ead65000 [ 1344.093187][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.093231][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.093284][ T32] r5:8576eb8c r4:8576e800 [ 1344.093332][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.093411][ T32] r7:dddced80 r6:83018000 r5:8576eb8c r4:85703d80 [ 1344.093515][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.093572][ T32] r10:61c88647 r9:856abc00 r8:85703dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.093648][ T32] r4:85703d80 [ 1344.093671][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.093719][ T32] r10:00000000 r9:85703d80 r8:80287e08 r7:eba91e60 r6:847b5f80 r5:856abc00 [ 1344.093745][ T32] r4:00000001 [ 1344.093765][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.093801][ T32] Exception stack(0xeb829fb0 to 0xeb829ff8) [ 1344.093829][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.093858][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.093885][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.093915][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.093961][ T32] r4:857c8940 [ 1344.094384][ T32] INFO: task kworker/0:854:5404 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1344.094422][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.094515][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.094563][ T32] Call trace: [ 1344.094592][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.094644][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1344.094668][ T32] r4:00000000 [ 1344.094688][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.094727][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1344.094773][ T32] 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1344.094833][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1344.094863][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.094915][ T32] r5:80070013 r4:80239bb0 [ 1344.094938][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.094981][ T32] r4:82ac21e4 [ 1344.095002][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.095047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1344.095070][ T32] r4:e0539dc0 [ 1344.095089][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.095148][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1344.095174][ T32] r4:00000000 [ 1344.095220][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.095325][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1344.095541][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.095709][ T32] r5:00001000 r4:e033d000 [ 1344.095734][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.095777][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.095822][ T32] r5:84b4d38c r4:84b4d000 [ 1344.095857][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.095909][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1344.095946][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.096110][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.096176][ T32] r4:84bc7b80 [ 1344.096199][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.096248][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1344.096277][ T32] r4:00000001 [ 1344.096296][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.096358][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1344.096461][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.096495][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.096529][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.096560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.096593][ T32] r4:84bcf980 [ 1344.096638][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.096667][ T32] INFO: task kworker/0:855:5406 blocked for more than 470 seconds. [ 1344.096698][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.096748][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.096799][ T32] task:kworker/0:855 state:D stack:0 pid:5406 tgid:5406 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.096850][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.096893][ T32] Call trace: [ 1344.096957][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1344.097008][ T32] r10:8291a684 r9:eb835d84 r8:00000002 r7:60000113 r6:eb835d8c r5:84840000 [ 1344.097031][ T32] r4:84840000 [ 1344.097052][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1344.097096][ T32] r5:84840000 r4:8291a680 [ 1344.097115][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.097153][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.097196][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb835e08 [ 1344.097221][ T32] r4:00000000 [ 1344.097240][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1344.097327][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.097395][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.097442][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c8b40 [ 1344.097466][ T32] r4:00000000 [ 1344.097486][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.097540][ T32] r9:83018005 r8:84840000 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1344.097562][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.097606][ T32] r5:00001000 r4:eaf69000 [ 1344.097807][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.097855][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.098061][ T32] r5:8576ef8c r4:8576ec00 [ 1344.098085][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.098135][ T32] r7:dddced80 r6:83018000 r5:8576ef8c r4:857d4000 [ 1344.098156][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.098204][ T32] r10:61c88647 r9:84840000 r8:857d402c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.098227][ T32] r4:857d4000 [ 1344.098335][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.098524][ T32] r10:00000000 r9:857d4000 r8:80287e08 r7:eba91e60 r6:857d4180 r5:84840000 [ 1344.098617][ T32] r4:00000001 [ 1344.098641][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.098680][ T32] Exception stack(0xeb835fb0 to 0xeb835ff8) [ 1344.098746][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.098792][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.098825][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.098855][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.098879][ T32] r4:857c8c40 [ 1344.099310][ T32] INFO: task kworker/0:855:5406 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1344.099349][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.099506][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.099561][ T32] Call trace: [ 1344.099599][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.099701][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1344.099730][ T32] r4:00000000 [ 1344.099751][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.099793][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1344.099822][ T32] 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1344.099853][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1344.099898][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.100581][ T32] r5:80070013 r4:80239bb0 [ 1344.119576][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.119745][ T32] r4:82ac21e4 [ 1344.119798][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.119850][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1344.119877][ T32] r4:e0539dc0 [ 1344.119898][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.119942][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1344.119966][ T32] r4:00000000 [ 1344.119985][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.120059][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1344.120086][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.120216][ T32] r5:00001000 r4:e033d000 [ 1344.120241][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.120291][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.120355][ T32] r5:84b4d38c r4:84b4d000 [ 1344.120377][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.120426][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1344.120448][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.120550][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.123856][ T32] r4:84bc7b80 [ 1344.123900][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.123971][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1344.124022][ T32] r4:00000001 [ 1344.124050][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.124093][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1344.124126][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.124156][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.124211][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.124248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.124276][ T32] r4:84bcf980 [ 1344.124302][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.124402][ T32] INFO: task kworker/0:856:5408 blocked for more than 470 seconds. [ 1344.124447][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.124475][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.124515][ T32] task:kworker/0:856 state:D stack:0 pid:5408 tgid:5408 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.124621][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.124751][ T32] Call trace: [ 1344.124795][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1344.124854][ T32] r10:8291a684 r9:eb841d84 r8:00000002 r7:60000013 r6:eb841d8c r5:84840c00 [ 1344.124877][ T32] r4:84840c00 [ 1344.124944][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1344.125000][ T32] r5:84840c00 r4:8291a680 [ 1344.125025][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.125068][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.125115][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb841e08 [ 1344.125166][ T32] r4:00000000 [ 1344.125193][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1344.125289][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.125361][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.125413][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c8f00 [ 1344.125437][ T32] r4:00000000 [ 1344.125475][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.125537][ T32] r9:83018005 r8:84840c00 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1344.125611][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.125768][ T32] r5:00001000 r4:eb2b7000 [ 1344.125795][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.125841][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.125886][ T32] r5:8576fb8c r4:8576f800 [ 1344.125908][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.125957][ T32] r7:dddced80 r6:83018000 r5:8576fb8c r4:857d4080 [ 1344.125981][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.126031][ T32] r10:61c88647 r9:84840c00 r8:857d40ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.126055][ T32] r4:857d4080 [ 1344.126074][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.126122][ T32] r10:00000000 r9:857d4080 r8:80287e08 r7:eba91e60 r6:857d4280 r5:84840c00 [ 1344.126145][ T32] r4:00000001 [ 1344.126165][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.126205][ T32] Exception stack(0xeb841fb0 to 0xeb841ff8) [ 1344.126232][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.126266][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.126311][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.126348][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.126371][ T32] r4:857c8c80 [ 1344.126791][ T32] INFO: task kworker/0:856:5408 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1344.126830][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.126892][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.126941][ T32] Call trace: [ 1344.126971][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.127025][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1344.127049][ T32] r4:00000000 [ 1344.127069][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.127108][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1344.127218][ T32] 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1344.127253][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1344.127333][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.127362][ T32] r5:80070013 r4:80239bb0 [ 1344.127384][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.127427][ T32] r4:82ac21e4 [ 1344.127447][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.127494][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1344.127525][ T32] r4:e0539dc0 [ 1344.127546][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.127621][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1344.127746][ T32] r4:00000000 [ 1344.127770][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.127819][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1344.127840][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.127883][ T32] r5:00001000 r4:e033d000 [ 1344.127967][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.128012][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.128084][ T32] r5:84b4d38c r4:84b4d000 [ 1344.128108][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.128159][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1344.128181][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.128229][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.128253][ T32] r4:84bc7b80 [ 1344.128304][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.128393][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1344.128488][ T32] r4:00000001 [ 1344.128604][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.128649][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1344.128679][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.128710][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.128818][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.128856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.128880][ T32] r4:84bcf980 [ 1344.128920][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.128949][ T32] INFO: task kworker/0:857:5410 blocked for more than 470 seconds. [ 1344.128978][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.129002][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.129023][ T32] task:kworker/0:857 state:D stack:0 pid:5410 tgid:5410 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.129071][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.129114][ T32] Call trace: [ 1344.129208][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1344.129266][ T32] r10:8291a684 r9:eb875d84 r8:00000002 r7:60000013 r6:eb875d8c r5:84841800 [ 1344.129293][ T32] r4:84841800 [ 1344.129314][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1344.129361][ T32] r5:84841800 r4:8291a680 [ 1344.129381][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.129422][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.129487][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb875e08 [ 1344.129522][ T32] r4:00000000 [ 1344.129543][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1344.129582][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.129617][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.129663][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c8e80 [ 1344.129686][ T32] r4:00000000 [ 1344.129707][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.129756][ T32] r9:83018005 r8:84841800 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1344.129779][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.129869][ T32] r5:00001000 r4:eb1b1000 [ 1344.129896][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.129989][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.130047][ T32] r5:8576f78c r4:8576f400 [ 1344.130166][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.130221][ T32] r7:dddced80 r6:83018000 r5:8576f78c r4:857d4100 [ 1344.130294][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.130349][ T32] r10:61c88647 r9:84841800 r8:857d412c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.130374][ T32] r4:857d4100 [ 1344.130423][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.130477][ T32] r10:00000000 r9:857d4100 r8:80287e08 r7:eb841e60 r6:857d4300 r5:84841800 [ 1344.130501][ T32] r4:00000001 [ 1344.130527][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.141042][ T32] Exception stack(0xeb875fb0 to 0xeb875ff8) [ 1344.141142][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.141176][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.141205][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.141239][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.141267][ T32] r4:857c8e40 [ 1344.141689][ T32] INFO: task kworker/0:857:5410 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1344.141731][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.141801][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.141859][ T32] Call trace: [ 1344.141953][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.142088][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1344.142142][ T32] r4:00000000 [ 1344.142165][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.142243][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1344.142280][ T32] 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1344.142311][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1344.142337][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.142361][ T32] r5:80070013 r4:80239bb0 [ 1344.142383][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.142428][ T32] r4:82ac21e4 [ 1344.142449][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.142493][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1344.142554][ T32] r4:e0539dc0 [ 1344.142578][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.142623][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1344.142667][ T32] r4:00000000 [ 1344.142691][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.142740][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1344.142763][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.142808][ T32] r5:00001000 r4:e033d000 [ 1344.142828][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.142899][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.142948][ T32] r5:84b4d38c r4:84b4d000 [ 1344.142968][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.143016][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1344.143039][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.143093][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.143201][ T32] r4:84bc7b80 [ 1344.143225][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.143312][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1344.143339][ T32] r4:00000001 [ 1344.143360][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.143397][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1344.143425][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.143456][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.143483][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.143519][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.143542][ T32] r4:84bcf980 [ 1344.143612][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.143712][ T32] INFO: task kworker/0:858:5412 blocked for more than 470 seconds. [ 1344.143749][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.143775][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.143796][ T32] task:kworker/0:858 state:D stack:0 pid:5412 tgid:5412 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.143843][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.143885][ T32] Call trace: [ 1344.143915][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1344.143964][ T32] r10:8291a684 r9:eb879d84 r8:00000002 r7:60000113 r6:eb879d8c r5:84842400 [ 1344.143988][ T32] r4:84842400 [ 1344.144009][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1344.144054][ T32] r5:84842400 r4:8291a680 [ 1344.144075][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.144113][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.144157][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb879e08 [ 1344.144211][ T32] r4:00000000 [ 1344.144268][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1344.144308][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.144387][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.144434][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857db040 [ 1344.144458][ T32] r4:00000000 [ 1344.144478][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.144533][ T32] r9:83018005 r8:84842400 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1344.144572][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.144620][ T32] r5:00001000 r4:eb2e9000 [ 1344.144642][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.144684][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.144727][ T32] r5:8576ff8c r4:8576fc00 [ 1344.144789][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.144841][ T32] r7:dddced80 r6:83018000 r5:8576ff8c r4:857d4380 [ 1344.144864][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.144913][ T32] r10:61c88647 r9:84842400 r8:857d43ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.144936][ T32] r4:857d4380 [ 1344.144956][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.145059][ T32] r10:00000000 r9:857d4380 r8:80287e08 r7:eb841e60 r6:857d4480 r5:84842400 [ 1344.145086][ T32] r4:00000001 [ 1344.145105][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.145142][ T32] Exception stack(0xeb879fb0 to 0xeb879ff8) [ 1344.145195][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.145229][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.145278][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.145312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.145383][ T32] r4:857db140 [ 1344.145668][ T32] INFO: task kworker/0:858:5412 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1344.145705][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.145766][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.145811][ T32] Call trace: [ 1344.145924][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.146028][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1344.146056][ T32] r4:00000000 [ 1344.146077][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.146118][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1344.146147][ T32] 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1344.146177][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1344.146203][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.146228][ T32] r5:80070013 r4:80239bb0 [ 1344.146250][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.146292][ T32] r4:82ac21e4 [ 1344.146376][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.146425][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1344.146462][ T32] r4:e0539dc0 [ 1344.146549][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.146730][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1344.146861][ T32] r4:00000000 [ 1344.146885][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.146933][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1344.147036][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.147086][ T32] r5:00001000 r4:e033d000 [ 1344.147208][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.147254][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.147347][ T32] r5:84b4d38c r4:84b4d000 [ 1344.147377][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.147427][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1344.147449][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.147498][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.147531][ T32] r4:84bc7b80 [ 1344.147552][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.147604][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1344.147656][ T32] r4:00000001 [ 1344.147680][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.147718][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1344.147808][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.147842][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.147869][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.147899][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.147923][ T32] r4:84bcf980 [ 1344.147946][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.148032][ T32] INFO: task kworker/0:859:5413 blocked for more than 470 seconds. [ 1344.148067][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.148092][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.148180][ T32] task:kworker/0:859 state:D stack:0 pid:5413 tgid:5413 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.148233][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.148277][ T32] Call trace: [ 1344.148306][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1344.148427][ T32] r10:8291a684 r9:eb815d84 r8:00000002 r7:60000113 r6:eb815d8c r5:84843000 [ 1344.148520][ T32] r4:84843000 [ 1344.148547][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1344.148593][ T32] r5:84843000 r4:8291a680 [ 1344.148615][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.148654][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.148697][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb815e08 [ 1344.148720][ T32] r4:00000000 [ 1344.148739][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1344.148801][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.148841][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.148886][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857db240 [ 1344.148932][ T32] r4:00000000 [ 1344.148963][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.149016][ T32] r9:83018005 r8:84843000 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1344.149042][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.149102][ T32] r5:00001000 r4:eb363000 [ 1344.149126][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.149167][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.149210][ T32] r5:8577438c r4:85774000 [ 1344.149231][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.149278][ T32] r7:dddced80 r6:83018000 r5:8577438c r4:857d4200 [ 1344.149301][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.149349][ T32] r10:61c88647 r9:84843000 r8:857d422c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.149371][ T32] r4:857d4200 [ 1344.149390][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.149437][ T32] r10:00000000 r9:857d4200 r8:80287e08 r7:eb879e60 r6:857d4400 r5:84843000 [ 1344.149485][ T32] r4:00000001 [ 1344.149514][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.149553][ T32] Exception stack(0xeb815fb0 to 0xeb815ff8) [ 1344.149604][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.149638][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.149686][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.149766][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.149792][ T32] r4:857db140 [ 1344.150073][ T32] INFO: task kworker/0:859:5413 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1344.150131][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.150246][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.150354][ T32] Call trace: [ 1344.150390][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.150516][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1344.171088][ T32] r4:00000000 [ 1344.171137][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.171208][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1344.171243][ T32] 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1344.171273][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1344.171298][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.171324][ T32] r5:80070013 r4:80239bb0 [ 1344.171344][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.171390][ T32] r4:82ac21e4 [ 1344.171412][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.171456][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1344.171479][ T32] r4:e0539dc0 [ 1344.171499][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.171550][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1344.171572][ T32] r4:00000000 [ 1344.171592][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.171640][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1344.171662][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.171709][ T32] r5:00001000 r4:e033d000 [ 1344.171728][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.171769][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.171814][ T32] r5:84b4d38c r4:84b4d000 [ 1344.171834][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.171882][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1344.171903][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.171952][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.171976][ T32] r4:84bc7b80 [ 1344.171995][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.172043][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1344.172067][ T32] r4:00000001 [ 1344.172087][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.172124][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1344.172151][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.172182][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.172210][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.172240][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.172263][ T32] r4:84bcf980 [ 1344.172287][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.172318][ T32] INFO: task kworker/0:860:5416 blocked for more than 470 seconds. [ 1344.172371][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.172398][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.172421][ T32] task:kworker/0:860 state:D stack:0 pid:5416 tgid:5416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.172481][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.172552][ T32] Call trace: [ 1344.172585][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1344.172636][ T32] r10:8291a684 r9:eb8a9d84 r8:00000002 r7:60000113 r6:eb8a9d8c r5:84843c00 [ 1344.172659][ T32] r4:84843c00 [ 1344.172679][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1344.172722][ T32] r5:84843c00 r4:8291a680 [ 1344.172742][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.172781][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.172826][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8a9e08 [ 1344.172849][ T32] r4:00000000 [ 1344.172932][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1344.173030][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.173070][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.173116][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857db2c0 [ 1344.173207][ T32] r4:00000000 [ 1344.173231][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.173278][ T32] r9:83018005 r8:84843c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1344.173299][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.173343][ T32] r5:00001000 r4:eb461000 [ 1344.173363][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.173474][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.173646][ T32] r5:8577478c r4:85774400 [ 1344.173671][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.173719][ T32] r7:dddced80 r6:83018000 r5:8577478c r4:857d4680 [ 1344.173739][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.173789][ T32] r10:61c88647 r9:84843c00 r8:857d46ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.173812][ T32] r4:857d4680 [ 1344.173910][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.173963][ T32] r10:00000000 r9:857d4680 r8:80287e08 r7:eb815e60 r6:857d4580 r5:84843c00 [ 1344.173987][ T32] r4:00000001 [ 1344.174006][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.174045][ T32] Exception stack(0xeb8a9fb0 to 0xeb8a9ff8) [ 1344.174072][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.174102][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.174129][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.174159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.174183][ T32] r4:857db440 [ 1344.174599][ T32] INFO: task kworker/0:860:5416 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1344.174638][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.174717][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.174763][ T32] Call trace: [ 1344.174792][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.174845][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1344.174869][ T32] r4:00000000 [ 1344.174890][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.174931][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1344.174961][ T32] 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1344.174991][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1344.175018][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.175042][ T32] r5:80070013 r4:80239bb0 [ 1344.175061][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.175102][ T32] r4:82ac21e4 [ 1344.175123][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.175166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1344.175189][ T32] r4:e0539dc0 [ 1344.175289][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.175337][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1344.175360][ T32] r4:00000000 [ 1344.175379][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.175427][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1344.175467][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.175526][ T32] r5:00001000 r4:e033d000 [ 1344.175549][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.175591][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.175634][ T32] r5:84b4d38c r4:84b4d000 [ 1344.175653][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.175700][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1344.175752][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.175805][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.175827][ T32] r4:84bc7b80 [ 1344.175846][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.175894][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1344.175917][ T32] r4:00000001 [ 1344.175936][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.175972][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1344.176013][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.176047][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.176075][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.176150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.176177][ T32] r4:84bcf980 [ 1344.176197][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.176220][ T32] INFO: task kworker/0:861:5418 blocked for more than 470 seconds. [ 1344.176248][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.176359][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.176386][ T32] task:kworker/0:861 state:D stack:0 pid:5418 tgid:5418 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.176434][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.176476][ T32] Call trace: [ 1344.176506][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1344.176611][ T32] r10:8291a684 r9:eba99d84 r8:00000002 r7:60000113 r6:eba99d8c r5:84844800 [ 1344.176639][ T32] r4:84844800 [ 1344.176661][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1344.176706][ T32] r5:84844800 r4:8291a680 [ 1344.176726][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.176764][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.176809][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba99e08 [ 1344.176832][ T32] r4:00000000 [ 1344.176851][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1344.176886][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.176921][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.176977][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857db540 [ 1344.177069][ T32] r4:00000000 [ 1344.177093][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.177139][ T32] r9:83018005 r8:84844800 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1344.177244][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.177337][ T32] r5:00001000 r4:eb487000 [ 1344.177361][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.177403][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.177446][ T32] r5:85774b8c r4:85774800 [ 1344.177465][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.177535][ T32] r7:dddced80 r6:83018000 r5:85774b8c r4:857d4500 [ 1344.177560][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.177609][ T32] r10:61c88647 r9:84844800 r8:857d452c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.177636][ T32] r4:857d4500 [ 1344.177655][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.177701][ T32] r10:00000000 r9:857d4500 r8:80287e08 r7:eb8a9e60 r6:857d4780 r5:84844800 [ 1344.177787][ T32] r4:00000001 [ 1344.177811][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.177876][ T32] Exception stack(0xeba99fb0 to 0xeba99ff8) [ 1344.177908][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.177938][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.177966][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.177997][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.178050][ T32] r4:857db500 [ 1344.178319][ T32] INFO: task kworker/0:861:5418 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1344.178356][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.178413][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.178457][ T32] Call trace: [ 1344.178486][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.178546][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1344.178570][ T32] r4:00000000 [ 1344.178590][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.178630][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1344.178659][ T32] 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1344.178688][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1344.178713][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.178737][ T32] r5:80070013 r4:80239bb0 [ 1344.178757][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.178829][ T32] r4:82ac21e4 [ 1344.178877][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.178974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1344.179001][ T32] r4:e0539dc0 [ 1344.179023][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.179067][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1344.179090][ T32] r4:00000000 [ 1344.179109][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.179222][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1344.179248][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.179293][ T32] r5:00001000 r4:e033d000 [ 1344.179313][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.179354][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.179397][ T32] r5:84b4d38c r4:84b4d000 [ 1344.179418][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.179464][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1344.179487][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.179586][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.179614][ T32] r4:84bc7b80 [ 1344.179633][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.179709][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1344.179735][ T32] r4:00000001 [ 1344.179756][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.179792][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1344.179819][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.179893][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.179926][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.179958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.179980][ T32] r4:84bcf980 [ 1344.180001][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.180048][ T32] INFO: task kworker/0:862:5420 blocked for more than 470 seconds. [ 1344.180087][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.180111][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.180132][ T32] task:kworker/0:862 state:D stack:0 pid:5420 tgid:5420 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.180198][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.180250][ T32] Call trace: [ 1344.180281][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1344.180360][ T32] r10:8291a684 r9:eba9dd84 r8:00000002 r7:60000013 r6:eba9dd8c r5:84845400 [ 1344.180388][ T32] r4:84845400 [ 1344.180493][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1344.193626][ T32] r5:84845400 r4:8291a680 [ 1344.193699][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.193790][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.193863][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba9de08 [ 1344.193898][ T32] r4:00000000 [ 1344.193918][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1344.193955][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.193995][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.194039][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857db6c0 [ 1344.194062][ T32] r4:00000000 [ 1344.194082][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.194130][ T32] r9:83018005 r8:84845400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1344.194152][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.194220][ T32] r5:00001000 r4:eb49f000 [ 1344.194245][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.194287][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.194373][ T32] r5:85774f8c r4:85774c00 [ 1344.194419][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.194516][ T32] r7:dddced80 r6:83018000 r5:85774f8c r4:857d4600 [ 1344.194568][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.194648][ T32] r10:61c88647 r9:84845400 r8:857d462c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.194675][ T32] r4:857d4600 [ 1344.194724][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.194776][ T32] r10:00000000 r9:857d4600 r8:80287e08 r7:eba99e60 r6:857d4880 r5:84845400 [ 1344.194801][ T32] r4:00000001 [ 1344.194858][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.194901][ T32] Exception stack(0xeba9dfb0 to 0xeba9dff8) [ 1344.194932][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.194961][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.194988][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.195018][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.195040][ T32] r4:857db440 [ 1344.195460][ T32] INFO: task kworker/0:862:5420 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1344.195499][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.195579][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.195627][ T32] Call trace: [ 1344.195666][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.195742][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1344.195771][ T32] r4:00000000 [ 1344.195790][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.195831][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1344.195860][ T32] 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1344.195909][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1344.195938][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.195964][ T32] r5:80070013 r4:80239bb0 [ 1344.195985][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.196028][ T32] r4:82ac21e4 [ 1344.196048][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.196092][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1344.196115][ T32] r4:e0539dc0 [ 1344.196134][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.196176][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1344.196240][ T32] r4:00000000 [ 1344.196264][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.196312][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1344.196350][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.196440][ T32] r5:00001000 r4:e033d000 [ 1344.196466][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.196508][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.196557][ T32] r5:84b4d38c r4:84b4d000 [ 1344.196577][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.196624][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1344.196646][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.196693][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.196716][ T32] r4:84bc7b80 [ 1344.196742][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.196832][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1344.196859][ T32] r4:00000001 [ 1344.196900][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.196942][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1344.196970][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.196999][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.197025][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.197054][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.197076][ T32] r4:84bcf980 [ 1344.197096][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.197124][ T32] INFO: task kworker/0:863:5422 blocked for more than 470 seconds. [ 1344.197156][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.197181][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.197260][ T32] task:kworker/0:863 state:D stack:0 pid:5422 tgid:5422 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.197312][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.197354][ T32] Call trace: [ 1344.197382][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1344.197456][ T32] r10:8291a684 r9:ebaa1d84 r8:00000002 r7:60000013 r6:ebaa1d8c r5:84846000 [ 1344.197483][ T32] r4:84846000 [ 1344.197503][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1344.197552][ T32] r5:84846000 r4:8291a680 [ 1344.197572][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.197611][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.197659][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaa1e08 [ 1344.197701][ T32] r4:00000000 [ 1344.197745][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1344.197786][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.197822][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.197864][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857db840 [ 1344.197887][ T32] r4:00000000 [ 1344.197924][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.197973][ T32] r9:83018005 r8:84846000 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1344.197995][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.198037][ T32] r5:00001000 r4:eb4bf000 [ 1344.198056][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.198095][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.198137][ T32] r5:8577538c r4:85775000 [ 1344.198157][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.198203][ T32] r7:dddced80 r6:83018000 r5:8577538c r4:857d4700 [ 1344.198224][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.198270][ T32] r10:61c88647 r9:84846000 r8:857d472c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.198321][ T32] r4:857d4700 [ 1344.198356][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.198406][ T32] r10:00000000 r9:857d4700 r8:80287e08 r7:eba9de60 r6:857d4980 r5:84846000 [ 1344.198430][ T32] r4:00000001 [ 1344.198448][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.198484][ T32] Exception stack(0xebaa1fb0 to 0xebaa1ff8) [ 1344.198510][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.198566][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.198601][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.198631][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.198653][ T32] r4:857db7c0 [ 1344.198908][ T32] INFO: task kworker/0:863:5422 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1344.198943][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.198997][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.199041][ T32] Call trace: [ 1344.199069][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.199173][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1344.199220][ T32] r4:00000000 [ 1344.199250][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.199306][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1344.199339][ T32] 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1344.199369][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1344.199394][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.199436][ T32] r5:80070013 r4:80239bb0 [ 1344.199460][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.199526][ T32] r4:82ac21e4 [ 1344.199555][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.199619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1344.199653][ T32] r4:e0539dc0 [ 1344.199675][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.199718][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1344.199742][ T32] r4:00000000 [ 1344.199766][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.199814][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1344.199880][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.199927][ T32] r5:00001000 r4:e033d000 [ 1344.199948][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.200057][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.200150][ T32] r5:84b4d38c r4:84b4d000 [ 1344.200174][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.200227][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1344.200249][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.200340][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.200376][ T32] r4:84bc7b80 [ 1344.200397][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.200575][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1344.210312][ T32] r4:00000001 [ 1344.210353][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.210411][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1344.210544][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.210955][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.210993][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.211027][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.211051][ T32] r4:84bcf980 [ 1344.211074][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.211103][ T32] INFO: task kworker/0:864:5424 blocked for more than 470 seconds. [ 1344.211135][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.211160][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.211182][ T32] task:kworker/0:864 state:D stack:0 pid:5424 tgid:5424 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.211237][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.211327][ T32] Call trace: [ 1344.211396][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1344.211455][ T32] r10:8291a684 r9:ebaa5d84 r8:00000002 r7:60000113 r6:ebaa5d8c r5:84846c00 [ 1344.211479][ T32] r4:84846c00 [ 1344.211533][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1344.211588][ T32] r5:84846c00 r4:8291a680 [ 1344.211615][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.211690][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.211738][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaa5e08 [ 1344.211762][ T32] r4:00000000 [ 1344.211782][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1344.211818][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.211856][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.211899][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857db980 [ 1344.211921][ T32] r4:00000000 [ 1344.211975][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.212027][ T32] r9:83018005 r8:84846c00 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1344.212084][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.212165][ T32] r5:00001000 r4:eb4d7000 [ 1344.212192][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.212233][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.212276][ T32] r5:8577578c r4:85775400 [ 1344.212301][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.212369][ T32] r7:dddced80 r6:83018000 r5:8577578c r4:857d4900 [ 1344.212432][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.212486][ T32] r10:61c88647 r9:84846c00 r8:857d492c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.212512][ T32] r4:857d4900 [ 1344.212555][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.212641][ T32] r10:00000000 r9:857d4900 r8:80287e08 r7:ebaa1e60 r6:857d4a00 r5:84846c00 [ 1344.212668][ T32] r4:00000001 [ 1344.212689][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.212728][ T32] Exception stack(0xebaa5fb0 to 0xebaa5ff8) [ 1344.212788][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.212822][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.212851][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.212881][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.212902][ T32] r4:857db800 [ 1344.213305][ T32] INFO: task kworker/0:864:5424 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1344.213346][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.213481][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.213527][ T32] Call trace: [ 1344.213565][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.213620][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1344.213677][ T32] r4:00000000 [ 1344.213702][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.213744][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1344.213790][ T32] 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1344.213824][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1344.213868][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.213898][ T32] r5:80070013 r4:80239bb0 [ 1344.213931][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.213998][ T32] r4:82ac21e4 [ 1344.214027][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.214107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1344.214135][ T32] r4:e0539dc0 [ 1344.214180][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.214228][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1344.214251][ T32] r4:00000000 [ 1344.214271][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.214335][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1344.214360][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.214438][ T32] r5:00001000 r4:e033d000 [ 1344.214494][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.214543][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.214589][ T32] r5:84b4d38c r4:84b4d000 [ 1344.214643][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.214695][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1344.214720][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.214782][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.214843][ T32] r4:84bc7b80 [ 1344.214900][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.214955][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1344.214979][ T32] r4:00000001 [ 1344.214998][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.215035][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1344.215063][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.215094][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.215122][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.215184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.215210][ T32] r4:84bcf980 [ 1344.215261][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.215289][ T32] INFO: task kworker/0:865:5426 blocked for more than 470 seconds. [ 1344.215317][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.215341][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.215398][ T32] task:kworker/0:865 state:D stack:0 pid:5426 tgid:5426 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.215481][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.215526][ T32] Call trace: [ 1344.215584][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1344.215676][ T32] r10:8291a684 r9:ebaa9d84 r8:00000002 r7:60000013 r6:ebaa9d8c r5:856b8000 [ 1344.215730][ T32] r4:856b8000 [ 1344.215754][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1344.215831][ T32] r5:856b8000 r4:8291a680 [ 1344.215855][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.215915][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.215980][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaa9e08 [ 1344.216008][ T32] r4:00000000 [ 1344.216060][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1344.216100][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.216136][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.216179][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857dbb00 ** 5 printk messages dropped ** [ 1344.216449][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.216491][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.216535][ T32] r5:85775b8c r4:85775800 [ 1344.216560][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.216608][ T32] r7:dddced80 r6:83018000 r5:85775b8c r4:857d4a80 [ 1344.216630][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.216680][ T32] r10:61c88647 r9:856b8000 r8:857d4aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.216703][ T32] r4:857d4a80 [ 1344.216745][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.216796][ T32] r10:00000000 r9:857d4a80 r8:80287e08 r7:ebaa5e60 r6:857d4b00 r5:856b8000 [ 1344.216819][ T32] r4:00000001 [ 1344.216837][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.216873][ T32] Exception stack(0xebaa9fb0 to 0xebaa9ff8) [ 1344.216899][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.216928][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.217019][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.217054][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.217076][ T32] r4:857dbc00 [ 1344.217339][ T32] INFO: task kworker/0:865:5426 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1344.217408][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.217485][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.217584][ T32] Call trace: [ 1344.217647][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.217734][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1344.217784][ T32] r4:00000000 [ 1344.217829][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.217880][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1344.217910][ T32] 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1344.217962][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1344.217994][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.218019][ T32] r5:80070013 r4:80239bb0 [ 1344.218039][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.218080][ T32] r4:82ac21e4 [ 1344.218101][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.218144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1344.218167][ T32] r4:e0539dc0 [ 1344.218187][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.218270][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1344.218297][ T32] r4:00000000 [ 1344.218349][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.218401][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1344.218425][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.218492][ T32] r5:00001000 r4:e033d000 [ 1344.218516][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.218563][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.218624][ T32] r5:84b4d38c r4:84b4d000 [ 1344.218648][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.218729][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1344.218786][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.218838][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.218895][ T32] r4:84bc7b80 [ 1344.218918][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.218968][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1344.218992][ T32] r4:00000001 [ 1344.219011][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.219047][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1344.219077][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.219120][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.219184][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.219218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.219241][ T32] r4:84bcf980 [ 1344.219262][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1344.219487][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1344.219683][ T32] r4:856b8c00 ** 3 printk messages dropped ** [ 1344.219845][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1344.220121][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857db8c0 ** 6 printk messages dropped ** [ 1344.220426][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1344.239770][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1344.240212][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1344.241052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1344.241956][ T32] Exception stack(0xe0539d28 to 0xe0539d70) ** 6 printk messages dropped ** [ 1344.242185][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 12 printk messages dropped ** [ 1344.242641][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1344.243015][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.243384][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.243799][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1344.244137][ T32] r9:83018005 r8:856b9800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 ** 4 printk messages dropped ** [ 1344.244305][ T32] r5:8577638c r4:85776000 ** 3 printk messages dropped ** [ 1344.244487][ T32] r10:61c88647 r9:856b9800 r8:857d482c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.244510][ T32] r4:857d4800 [ 1344.244530][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.244585][ T32] r10:00000000 r9:857d4800 r8:80287e08 r7:ebaade60 r6:857d4d00 r5:856b9800 [ 1344.244608][ T32] r4:00000001 [ 1344.244626][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.244661][ T32] Exception stack(0xebab1fb0 to 0xebab1ff8) [ 1344.244688][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.244717][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.244745][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.244806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.244835][ T32] r4:857dbc00 [ 1344.245103][ T32] INFO: task kworker/0:867:5430 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1344.245138][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.245196][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.245282][ T32] Call trace: [ 1344.245328][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.245385][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1344.245409][ T32] r4:00000000 [ 1344.245429][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.245469][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1344.245498][ T32] 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1344.245528][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1344.245560][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.245585][ T32] r5:80070013 r4:80239bb0 [ 1344.245605][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.245646][ T32] r4:82ac21e4 [ 1344.245673][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.245719][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1344.245754][ T32] r4:e0539dc0 [ 1344.245777][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.245821][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1344.245843][ T32] r4:00000000 [ 1344.245862][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.245908][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1344.245929][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.245972][ T32] r5:00001000 r4:e033d000 [ 1344.245992][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.246063][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.246111][ T32] r5:84b4d38c r4:84b4d000 [ 1344.246136][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.246185][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1344.246207][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.246256][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.246279][ T32] r4:84bc7b80 [ 1344.246299][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.246346][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1344.246369][ T32] r4:00000001 [ 1344.246388][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.246425][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1344.246452][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.246498][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.246562][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.246596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.246619][ T32] r4:84bcf980 [ 1344.246666][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.246694][ T32] INFO: task kworker/0:868:5432 blocked for more than 470 seconds. [ 1344.246767][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.246820][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1344.247148][ T32] r4:856ba400 ** 3 printk messages dropped ** [ 1344.247268][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1344.247682][ T32] r5:00001000 r4:eb6b7000 ** 1 printk messages dropped ** [ 1344.247772][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1344.247896][ T32] r7:dddced80 r6:83018000 r5:8577738c r4:857d4d80 ** 5 printk messages dropped ** [ 1344.248091][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1344.248300][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1344.248914][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.249145][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1344.249433][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 9 printk messages dropped ** [ 1344.249859][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 ** 5 printk messages dropped ** [ 1344.250066][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1344.250213][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1344.266893][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1344.267234][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1344.267657][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1344.267854][ T32] r5:00001000 r4:eb671000 [ 1344.267879][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.267960][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.268047][ T32] r5:8577678c r4:85776400 [ 1344.268086][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.268182][ T32] r7:dddced80 r6:83018000 r5:8577678c r4:857d4c80 [ 1344.268266][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.268425][ T32] r10:61c88647 r9:856bb000 r8:857d4cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.268485][ T32] r4:857d4c80 [ 1344.268543][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.268640][ T32] r10:00000000 r9:857d4c80 r8:80287e08 r7:ebab5e60 r6:857d4e00 r5:856bb000 [ 1344.268693][ T32] r4:00000001 [ 1344.268737][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.268811][ T32] Exception stack(0xeb8c9fb0 to 0xeb8c9ff8) [ 1344.268866][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.268923][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.268972][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.269035][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.269076][ T32] r4:857ad980 [ 1344.269715][ T32] INFO: task kworker/0:869:5433 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1344.269762][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.269830][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.269899][ T32] Call trace: [ 1344.269963][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.270049][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1344.270099][ T32] r4:00000000 [ 1344.270138][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.270212][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1344.270267][ T32] 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1344.270329][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1344.270382][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.270427][ T32] r5:80070013 r4:80239bb0 [ 1344.270470][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.277434][ T32] r4:82ac21e4 [ 1344.277502][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.277580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1344.277605][ T32] r4:e0539dc0 [ 1344.277628][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.277674][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1344.277696][ T32] r4:00000000 [ 1344.277715][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.277830][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1344.277864][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.277913][ T32] r5:00001000 r4:e033d000 [ 1344.277933][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.277973][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.278016][ T32] r5:84b4d38c r4:84b4d000 [ 1344.278037][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.278085][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1344.278107][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.278154][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.278212][ T32] r4:84bc7b80 [ 1344.278236][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.278285][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1344.278311][ T32] r4:00000001 [ 1344.278330][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.278368][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1344.278398][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.278427][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.278454][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.278511][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.278638][ T32] r4:84bcf980 [ 1344.278669][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.278700][ T32] INFO: task kworker/0:870:5435 blocked for more than 470 seconds. [ 1344.278732][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.278757][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.278804][ T32] task:kworker/0:870 state:D stack:0 pid:5435 tgid:5435 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.278866][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.278938][ T32] Call trace: [ 1344.278974][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1344.279028][ T32] r10:8291a684 r9:ebab9d84 r8:00000002 r7:60000013 r6:ebab9d8c r5:856bbc00 [ 1344.279108][ T32] r4:856bbc00 [ 1344.279131][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1344.279177][ T32] r5:856bbc00 r4:8291a680 [ 1344.279197][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.279235][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.279278][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebab9e08 [ 1344.279299][ T32] r4:00000000 [ 1344.279318][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1344.279352][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.279413][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.279502][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857f2040 [ 1344.279530][ T32] r4:00000000 [ 1344.279559][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.279606][ T32] r9:83018005 r8:856bbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1344.279628][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.279669][ T32] r5:00001000 r4:eb68d000 [ 1344.279690][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.279729][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.279771][ T32] r5:85776b8c r4:85776800 [ 1344.279790][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.279836][ T32] r7:dddced80 r6:83018000 r5:85776b8c r4:857f4080 [ 1344.279857][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.279933][ T32] r10:61c88647 r9:856bbc00 r8:857f40ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.279961][ T32] r4:857f4080 [ 1344.280081][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.280350][ T32] r10:00000000 r9:857f4080 r8:80287e08 r7:ebab5e60 r6:857f4000 r5:856bbc00 [ 1344.280384][ T32] r4:00000001 [ 1344.280404][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.280551][ T32] Exception stack(0xebab9fb0 to 0xebab9ff8) [ 1344.287335][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.287390][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.287420][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.287452][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.287476][ T32] r4:857f2140 [ 1344.287893][ T32] INFO: task kworker/0:870:5435 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1344.287933][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.288161][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.288248][ T32] Call trace: [ 1344.288355][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.288421][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1344.288462][ T32] r4:00000000 [ 1344.288486][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.288529][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1344.288578][ T32] 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1344.288611][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1344.288664][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.288694][ T32] r5:80070013 r4:80239bb0 [ 1344.288715][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.288758][ T32] r4:82ac21e4 [ 1344.288814][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.288863][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1344.288886][ T32] r4:e0539dc0 [ 1344.288905][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.288949][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1344.288971][ T32] r4:00000000 [ 1344.288990][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.289049][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1344.289075][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.289120][ T32] r5:00001000 r4:e033d000 [ 1344.289140][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.289179][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.289223][ T32] r5:84b4d38c r4:84b4d000 [ 1344.289243][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.289290][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1344.289312][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.289360][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.289526][ T32] r4:84bc7b80 [ 1344.289613][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.289703][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1344.289732][ T32] r4:00000001 [ 1344.289761][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.289837][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1344.289896][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.289961][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.289992][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.290048][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.290091][ T32] r4:84bcf980 [ 1344.290127][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.290183][ T32] INFO: task kworker/0:871:5438 blocked for more than 470 seconds. [ 1344.290245][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.290302][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1344.298214][ T32] r5:856bc800 r4:8291a680 ** 2 printk messages dropped ** [ 1344.298329][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebabde08 [ 1344.298394][ T32] r4:00000000 [ 1344.298419][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1344.298472][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.298521][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.298580][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857f21c0 [ 1344.298644][ T32] r4:00000000 [ 1344.298669][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.298750][ T32] r9:83018005 r8:856bc800 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1344.298778][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.298826][ T32] r5:00001000 r4:eb69d000 [ 1344.298847][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.298888][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.298933][ T32] r5:85776f8c r4:85776c00 [ 1344.298954][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.299005][ T32] r7:dddced80 r6:83018000 r5:85776f8c r4:857f4100 [ 1344.299026][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.299115][ T32] r10:61c88647 r9:856bc800 r8:857f412c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.299143][ T32] r4:857f4100 [ 1344.299164][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.299273][ T32] r10:00000000 r9:857f4100 r8:80287e08 r7:ebab5e60 r6:857f4280 r5:856bc800 ** 4 printk messages dropped ** [ 1344.299818][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1344.305906][ T32] Call trace: ** 5 printk messages dropped ** [ 1344.306320][ T32] 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 ** 9 printk messages dropped ** [ 1344.306748][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 9 printk messages dropped ** [ 1344.307105][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 ** 6 printk messages dropped ** [ 1344.307394][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1344.307734][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1344.307975][ T32] r10:8291a684 r9:ebac5d84 r8:00000002 r7:60000113 r6:ebac5d8c r5:856bd400 ** 8 printk messages dropped ** [ 1344.308280][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1344.308636][ T32] r5:00001000 r4:eb6c7000 ** 1 printk messages dropped ** [ 1344.308737][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1344.309189][ T32] r10:61c88647 r9:856bd400 r8:857f432c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1344.309565][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1344.310246][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.310415][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 ** 8 printk messages dropped ** [ 1344.321255][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 9 printk messages dropped ** [ 1344.321706][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 ** 1 printk messages dropped ** [ 1344.321779][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.321802][ T32] r4:84bc7b80 [ 1344.321821][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.321869][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1344.321893][ T32] r4:00000001 [ 1344.321926][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.321968][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1344.322022][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.322057][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.322085][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.322130][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.322157][ T32] r4:84bcf980 [ 1344.322179][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.322207][ T32] INFO: task kworker/0:873:5442 blocked for more than 470 seconds. [ 1344.322238][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.322262][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.322284][ T32] task:kworker/0:873 state:D stack:0 pid:5442 tgid:5442 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.322345][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.322390][ T32] Call trace: [ 1344.322431][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1344.322508][ T32] r10:8291a684 r9:ebac9d84 r8:00000002 r7:60000013 r6:ebac9d8c r5:856be000 [ 1344.322536][ T32] r4:856be000 [ 1344.322572][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1344.322621][ T32] r5:856be000 r4:8291a680 [ 1344.322642][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.322681][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.322724][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebac9e08 [ 1344.322747][ T32] r4:00000000 [ 1344.322767][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1344.322803][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.322839][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.322883][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857f2640 [ 1344.322911][ T32] r4:00000000 [ 1344.322932][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.322977][ T32] r9:83018005 r8:856be000 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1344.323024][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.323083][ T32] r5:00001000 r4:eb6e7000 [ 1344.323108][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.323150][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.323193][ T32] r5:85777b8c r4:85777800 [ 1344.323233][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.323283][ T32] r7:dddced80 r6:83018000 r5:85777b8c r4:857f4400 [ 1344.323326][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.323404][ T32] r10:61c88647 r9:856be000 r8:857f442c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.323431][ T32] r4:857f4400 [ 1344.323450][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.323497][ T32] r10:00000000 r9:857f4400 r8:80287e08 r7:ebac5e60 r6:857f4380 r5:856be000 [ 1344.323519][ T32] r4:00000001 [ 1344.323538][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.323573][ T32] Exception stack(0xebac9fb0 to 0xebac9ff8) [ 1344.323600][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.323629][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.323658][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.323715][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.323741][ T32] r4:857f2300 [ 1344.324081][ T32] INFO: task kworker/0:873:5442 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1344.324148][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.324270][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1344.324637][ T32] 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 ** 6 printk messages dropped ** [ 1344.324872][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 ** 12 printk messages dropped ** [ 1344.325396][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 ** 5 printk messages dropped ** [ 1344.325630][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1344.325713][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1344.326000][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.326311][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1344.326774][ T32] r5:00001000 r4:eb703000 ** 1 printk messages dropped ** [ 1344.326862][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1344.326996][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1344.327383][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1344.327933][ T32] Call trace: ** 5 printk messages dropped ** [ 1344.328155][ T32] 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 ** 9 printk messages dropped ** [ 1344.328677][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 9 printk messages dropped ** [ 1344.329069][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 ** 5 printk messages dropped ** [ 1344.329285][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1344.329383][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1344.329618][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1344.330024][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1344.330328][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1344.330401][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.330519][ T32] r5:00001000 r4:eb803000 [ 1344.346637][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.346709][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.346771][ T32] r5:8581878c r4:85818400 [ 1344.346844][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.346905][ T32] r7:dddced80 r6:83018000 r5:8581878c r4:857f4480 [ 1344.346927][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.347002][ T32] r10:61c88647 r9:84ba0000 r8:857f44ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.347032][ T32] r4:857f4480 [ 1344.347075][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.347128][ T32] r10:00000000 r9:857f4480 r8:80287e08 r7:ebacde60 r6:857f4600 r5:84ba0000 [ 1344.347153][ T32] r4:00000001 [ 1344.347174][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.347225][ T32] Exception stack(0xebad9fb0 to 0xebad9ff8) [ 1344.347260][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.347290][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.347324][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.347354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.347377][ T32] r4:857f26c0 [ 1344.347709][ T32] INFO: task kworker/0:875:5446 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1344.347750][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.347815][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.347861][ T32] Call trace: [ 1344.347894][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.347948][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1344.348018][ T32] r4:00000000 [ 1344.348050][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.348091][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1344.348121][ T32] 9d20: 9d1bd000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1344.348152][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1344.348177][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.348203][ T32] r5:80070013 r4:80239bb0 [ 1344.348225][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.348319][ T32] r4:82ac21e4 [ 1344.348356][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.348404][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1344.348427][ T32] r4:e0539dc0 [ 1344.348446][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.348489][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1344.348528][ T32] r4:00000000 [ 1344.348575][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.348627][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1344.348651][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.348717][ T32] r5:00001000 r4:e033d000 [ 1344.348742][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.348808][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.348856][ T32] r5:84b4d38c r4:84b4d000 [ 1344.348891][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.348965][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1344.348990][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.349040][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.349087][ T32] r4:84bc7b80 [ 1344.349133][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.349185][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1344.349210][ T32] r4:00000001 [ 1344.349246][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.349286][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1344.349318][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.349350][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.349376][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.349428][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.349471][ T32] r4:84bcf980 [ 1344.349517][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.349546][ T32] INFO: task kworker/0:876:5447 blocked for more than 470 seconds. [ 1344.349577][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.349602][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.349623][ T32] task:kworker/0:876 state:D stack:0 pid:5447 tgid:5447 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.349669][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.349743][ T32] Call trace: [ 1344.349773][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1344.349823][ T32] r10:8291a684 r9:ebac1d84 r8:00000002 r7:60000113 r6:ebac1d8c r5:84ba0c00 [ 1344.349847][ T32] r4:84ba0c00 ** 3 printk messages dropped ** [ 1344.349971][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1344.350379][ T32] r5:00001000 r4:eb719000 ** 1 printk messages dropped ** [ 1344.350507][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1344.359055][ T32] r10:61c88647 r9:84ba0c00 r8:857f45ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1344.359567][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1344.360231][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 8 printk messages dropped ** [ 1344.364778][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1344.365063][ T32] r4:e0539dc0 [ 1344.365088][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.365134][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1344.365158][ T32] r4:00000000 [ 1344.365178][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.365226][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1344.365248][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.365565][ T32] r5:00001000 r4:e033d000 [ 1344.365591][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.365635][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.365683][ T32] r5:84b4d38c r4:84b4d000 [ 1344.365934][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.366039][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1344.366126][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.366231][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.366323][ T32] r4:84bc7b80 [ 1344.366354][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.366419][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1344.366450][ T32] r4:00000001 [ 1344.366477][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.366547][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1344.366596][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.366666][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.366709][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.367003][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.367035][ T32] r4:84bcf980 [ 1344.367090][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.367138][ T32] INFO: task kworker/0:877:5450 blocked for more than 470 seconds. [ 1344.367177][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.367209][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.367238][ T32] task:kworker/0:877 state:D stack:0 pid:5450 tgid:5450 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.367296][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.367361][ T32] Call trace: [ 1344.367398][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1344.367456][ T32] r10:8291a684 r9:ebae9d84 r8:00000002 r7:60000013 r6:ebae9d8c r5:8573e000 [ 1344.367480][ T32] r4:8573e000 [ 1344.367500][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1344.367575][ T32] r5:8573e000 r4:8291a680 [ 1344.367609][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.367723][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.367774][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebae9e08 [ 1344.367799][ T32] r4:00000000 [ 1344.367820][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1344.367908][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.367948][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.367992][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857f2c40 [ 1344.368039][ T32] r4:00000000 [ 1344.368078][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.368132][ T32] r9:83018005 r8:8573e000 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1344.368213][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.368287][ T32] r5:00001000 r4:eb80d000 [ 1344.368318][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.368378][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.368443][ T32] r5:85818b8c r4:85818800 [ 1344.368494][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.368575][ T32] r7:dddced80 r6:83018000 r5:85818b8c r4:857f4680 [ 1344.368601][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.368651][ T32] r10:61c88647 r9:8573e000 r8:857f46ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.368675][ T32] r4:857f4680 [ 1344.368769][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1344.368846][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1344.369077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1344.369828][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 11 printk messages dropped ** [ 1344.370285][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 13 printk messages dropped ** [ 1344.511621][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1344.512263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1344.512967][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1344.513576][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.513864][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857f2d80 ** 6 printk messages dropped ** [ 1344.514442][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1344.514909][ T32] r10:61c88647 r9:8573bc00 r8:857f48ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 12 printk messages dropped ** [ 1344.516556][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1344.517040][ T32] r4:00000000 [ 1344.517105][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.517225][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1344.517296][ T32] 9d20: 9f108000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1344.517359][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1344.517416][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.517487][ T32] r5:80070013 r4:80239bb0 [ 1344.517575][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.517679][ T32] r4:82ac21e4 [ 1344.517744][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.517842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1344.517892][ T32] r4:e0539dc0 [ 1344.517934][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.518040][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1344.518090][ T32] r4:00000000 [ 1344.518138][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.518242][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1344.518302][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.518397][ T32] r5:00001000 r4:e033d000 [ 1344.518442][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.518524][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.518622][ T32] r5:84b4d38c r4:84b4d000 [ 1344.518666][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.518768][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1344.518819][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.518916][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.518967][ T32] r4:84bc7b80 [ 1344.519009][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.519110][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1344.519159][ T32] r4:00000001 [ 1344.519218][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.519303][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1344.519363][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.519424][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.519480][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.519552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.519606][ T32] r4:84bcf980 [ 1344.519699][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.519770][ T32] INFO: task kworker/0:879:5453 blocked for more than 470 seconds. [ 1344.519831][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.519882][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.519927][ T32] task:kworker/0:879 state:D stack:0 pid:5453 tgid:5453 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.520023][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.520151][ T32] Call trace: [ 1344.520259][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1344.520386][ T32] r10:8291a684 r9:ec309d84 r8:00000002 r7:60000013 r6:ec309d8c r5:8573d400 [ 1344.520497][ T32] r4:8573d400 [ 1344.551066][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1344.551184][ T32] r5:8573d400 r4:8291a680 [ 1344.551215][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.551260][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.551336][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec309e08 [ 1344.551364][ T32] r4:00000000 [ 1344.551384][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1344.551446][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.551526][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.551639][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857f2ec0 [ 1344.551694][ T32] r4:00000000 [ 1344.551719][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.551769][ T32] r9:83018005 r8:8573d400 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1344.551792][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.551839][ T32] r5:00001000 r4:eb881000 [ 1344.551861][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.551915][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.551962][ T32] r5:8581938c r4:85819000 [ 1344.551988][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.552062][ T32] r7:dddced80 r6:83018000 r5:8581938c r4:857f4800 [ 1344.552088][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.552138][ T32] r10:61c88647 r9:8573d400 r8:857f482c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.552160][ T32] r4:857f4800 [ 1344.552227][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.552304][ T32] r10:00000000 r9:857f4800 r8:80287e08 r7:ebaede60 r6:84903c80 r5:8573d400 [ 1344.552375][ T32] r4:00000001 [ 1344.552404][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.552445][ T32] Exception stack(0xec309fb0 to 0xec309ff8) ** 4 printk messages dropped ** [ 1344.552614][ T32] r4:857f2c00 ** 3 printk messages dropped ** [ 1344.553229][ T32] Call trace: ** 4 printk messages dropped ** [ 1344.553447][ T32] Exception stack(0xe0539d28 to 0xe0539d70) ** 5 printk messages dropped ** [ 1344.553672][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1344.553775][ T32] r4:e0539dc0 ** 6 printk messages dropped ** [ 1344.553998][ T32] r5:00001000 r4:e033d000 ** 7 printk messages dropped ** [ 1344.554445][ T32] r4:84bc7b80 ** 4 printk messages dropped ** [ 1344.554728][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) ** 6 printk messages dropped ** [ 1344.555088][ T32] INFO: task kworker/0:880:5455 blocked for more than 471 seconds. ** 7 printk messages dropped ** [ 1344.555607][ T32] r4:8573ec00 ** 4 printk messages dropped ** [ 1344.555893][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec311e08 ** 8 printk messages dropped ** [ 1344.556530][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1344.556754][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1344.557115][ T32] r10:00000000 r9:857f4900 r8:80287e08 r7:ec309e60 r6:84903d00 r5:8573ec00 ** 7 printk messages dropped ** [ 1344.557394][ T32] r4:857f2cc0 ** 2 printk messages dropped ** [ 1344.558014][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.558402][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 ** 5 printk messages dropped ** [ 1344.558613][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1344.558670][ T32] r4:e0539dc0 [ 1344.558692][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.558761][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1344.558786][ T32] r4:00000000 [ 1344.558806][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.558862][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1344.558887][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.558930][ T32] r5:00001000 r4:e033d000 [ 1344.558951][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.559023][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.559110][ T32] r5:84b4d38c r4:84b4d000 [ 1344.559156][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.559229][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1344.559252][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.559300][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.559330][ T32] r4:84bc7b80 [ 1344.559349][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.559416][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1344.559454][ T32] r4:00000001 [ 1344.559476][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.559533][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1344.559607][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.559641][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.559667][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.559705][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.559729][ T32] r4:84bcf980 [ 1344.559768][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.559817][ T32] INFO: task kworker/0:881:5457 blocked for more than 471 seconds. [ 1344.559886][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.559914][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.559935][ T32] task:kworker/0:881 state:D stack:0 pid:5457 tgid:5457 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.559994][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.560035][ T32] Call trace: [ 1344.560064][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1344.560111][ T32] r10:8291a684 r9:ec319d84 r8:00000002 r7:60000013 r6:ec319d8c r5:8573b000 [ 1344.560133][ T32] r4:8573b000 [ 1344.560218][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1344.560274][ T32] r5:8573b000 r4:8291a680 [ 1344.560294][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.560376][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.560428][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec319e08 [ 1344.560464][ T32] r4:00000000 [ 1344.560485][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1344.560532][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.560665][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.583075][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85808d00 [ 1344.583125][ T32] r4:00000000 [ 1344.583152][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.583213][ T32] r9:83018005 r8:8573b000 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1344.583285][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.583363][ T32] r5:00001000 r4:eb433000 [ 1344.583392][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.583443][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.583489][ T32] r5:8581bf8c r4:8581bc00 [ 1344.583511][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.583561][ T32] r7:dddced80 r6:83018000 r5:8581bf8c r4:857f4a00 [ 1344.583583][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.583630][ T32] r10:61c88647 r9:8573b000 r8:857f4a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.583652][ T32] r4:857f4a00 [ 1344.583671][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.583717][ T32] r10:00000000 r9:857f4a00 r8:80287e08 r7:ec311e60 r6:84903d80 r5:8573b000 [ 1344.583740][ T32] r4:00000001 [ 1344.583759][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.583807][ T32] Exception stack(0xec319fb0 to 0xec319ff8) [ 1344.583840][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.583889][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.583936][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.583996][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.584021][ T32] r4:858080c0 [ 1344.584456][ T32] INFO: task kworker/0:881:5457 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1344.584537][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.584630][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.584689][ T32] Call trace: [ 1344.584753][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.584827][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1344.584876][ T32] r4:00000000 [ 1344.584898][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.584941][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1344.584969][ T32] 9d20: 9fb53000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1344.584998][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1344.585022][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.585045][ T32] r5:80070013 r4:80239bb0 [ 1344.585065][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.585105][ T32] r4:82ac21e4 [ 1344.585124][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.585179][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1344.585237][ T32] r4:e0539dc0 [ 1344.585259][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.585335][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1344.585365][ T32] r4:00000000 [ 1344.585424][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.585499][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1344.585530][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.585574][ T32] r5:00001000 r4:e033d000 [ 1344.585594][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.585633][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.585686][ T32] r5:84b4d38c r4:84b4d000 [ 1344.585710][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1344.586055][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1344.586261][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1344.586563][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.586944][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1344.587404][ T32] r5:00001000 r4:eb89d000 ** 1 printk messages dropped ** [ 1344.587500][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1344.587649][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1344.587997][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1344.588661][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.588870][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1344.589247][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 3 printk messages dropped ** [ 1344.589440][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.589483][ T32] r5:00001000 r4:e033d000 [ 1344.589515][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.589583][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.589630][ T32] r5:84b4d38c r4:84b4d000 [ 1344.589650][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.589696][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1344.589717][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.589775][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.589800][ T32] r4:84bc7b80 [ 1344.589819][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.589865][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1344.589893][ T32] r4:00000001 [ 1344.589912][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.589947][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1344.589973][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.590001][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.590027][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.590054][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.590076][ T32] r4:84bcf980 [ 1344.590110][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.590142][ T32] INFO: task kworker/0:883:5461 blocked for more than 471 seconds. [ 1344.590170][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.590212][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.590236][ T32] task:kworker/0:883 state:D stack:0 pid:5461 tgid:5461 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.590280][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.590353][ T32] Call trace: [ 1344.590405][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1344.590456][ T32] r10:8291a684 r9:ec329d84 r8:00000002 r7:60000113 r6:ec329d8c r5:85880000 [ 1344.590478][ T32] r4:85880000 [ 1344.590574][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1344.615514][ T32] r5:85880000 r4:8291a680 [ 1344.615579][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.615639][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.615684][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec329e08 [ 1344.615708][ T32] r4:00000000 [ 1344.615727][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1344.615761][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.615811][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.615856][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858082c0 [ 1344.615903][ T32] r4:00000000 [ 1344.615960][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.616012][ T32] r9:83018005 r8:85880000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 1344.616034][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.616079][ T32] r5:00001000 r4:eb8b7000 [ 1344.616098][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.616178][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.616224][ T32] r5:85819f8c r4:85819c00 [ 1344.616264][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.616319][ T32] r7:dddced80 r6:83018000 r5:85819f8c r4:857f4980 [ 1344.616472][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.616532][ T32] r10:61c88647 r9:85880000 r8:857f49ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.616581][ T32] r4:857f4980 [ 1344.616613][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.616672][ T32] r10:00000000 r9:857f4980 r8:80287e08 r7:ec319e60 r6:84903e80 r5:85880000 [ 1344.616697][ T32] r4:00000001 [ 1344.616717][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1344.616909][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1344.617711][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.617914][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff ** 1 printk messages dropped ** [ 1344.617989][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.618039][ T32] r4:82ac21e4 [ 1344.618059][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.618101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1344.618124][ T32] r4:e0539dc0 [ 1344.618143][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.618184][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1344.618206][ T32] r4:00000000 [ 1344.618225][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.618268][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1344.618290][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.618339][ T32] r5:00001000 r4:e033d000 [ 1344.618379][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.618424][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.618477][ T32] r5:84b4d38c r4:84b4d000 [ 1344.618515][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.618585][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1344.618610][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.618657][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 1 printk messages dropped ** [ 1344.618699][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1344.619069][ T32] r4:84bcf980 ** 4 printk messages dropped ** [ 1344.619234][ T32] task:kworker/0:884 state:D stack:0 pid:5464 tgid:5464 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1344.619679][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9b5e08 ** 8 printk messages dropped ** [ 1344.620404][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1344.626548][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1344.626768][ T32] r10:61c88647 r9:85881800 r8:857f4bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1344.627243][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1344.628127][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1344.628477][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 ** 9 printk messages dropped ** [ 1344.628806][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1344.629265][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) ** 6 printk messages dropped ** [ 1344.629486][ T32] INFO: task kworker/0:885:5466 blocked for more than 471 seconds. ** 7 printk messages dropped ** [ 1344.629858][ T32] r4:85883000 ** 3 printk messages dropped ** [ 1344.630032][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1344.630164][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.630197][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.630237][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85808580 [ 1344.630260][ T32] r4:00000000 [ 1344.630293][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.630347][ T32] r9:83018005 r8:85883000 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1344.630369][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.630411][ T32] r5:00001000 r4:eaa6f000 [ 1344.630431][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.630537][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.645132][ T32] r5:8581a78c r4:8581a400 [ 1344.645165][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.645227][ T32] r7:dddced80 r6:83018000 r5:8581a78c r4:857f4b00 [ 1344.645249][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.645297][ T32] r10:61c88647 r9:85883000 r8:857f4b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.645329][ T32] r4:857f4b00 [ 1344.645350][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.645438][ T32] r10:00000000 r9:857f4b00 r8:80287e08 r7:ec319e60 r6:85700e80 r5:85883000 [ 1344.645500][ T32] r4:00000001 [ 1344.645531][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.645570][ T32] Exception stack(0xeb9bdfb0 to 0xeb9bdff8) [ 1344.645598][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.645626][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.645652][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.645681][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.645703][ T32] r4:85808400 [ 1344.646041][ T32] INFO: task kworker/0:885:5466 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1344.646084][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.646263][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.646319][ T32] Call trace: [ 1344.646350][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.646405][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1344.646429][ T32] r4:00000000 [ 1344.646448][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.646497][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1344.646534][ T32] 9d20: a05aa000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1344.646566][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1344.646590][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.646626][ T32] r5:80070013 r4:80239bb0 [ 1344.646649][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.646692][ T32] r4:82ac21e4 [ 1344.646712][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.646754][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1344.646776][ T32] r4:e0539dc0 [ 1344.646794][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.646835][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1344.646858][ T32] r4:00000000 [ 1344.646876][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.646921][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1344.646942][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.646985][ T32] r5:00001000 r4:e033d000 [ 1344.647015][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.647058][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.647100][ T32] r5:84b4d38c r4:84b4d000 [ 1344.647119][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.647222][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1344.647265][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.647340][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.647385][ T32] r4:84bc7b80 [ 1344.647407][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.647455][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1344.647477][ T32] r4:00000001 [ 1344.647496][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1344.647697][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 15 printk messages dropped ** [ 1344.648395][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9ede08 ** 3 printk messages dropped ** [ 1344.648589][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.648632][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85808600 [ 1344.648665][ T32] r4:00000000 [ 1344.648688][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.648733][ T32] r9:83018005 r8:85882400 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1344.648754][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.648822][ T32] r5:00001000 r4:eafe5000 [ 1344.648882][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.648955][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.649008][ T32] r5:8581ab8c r4:8581a800 [ 1344.649044][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.649093][ T32] r7:dddced80 r6:83018000 r5:8581ab8c r4:857f4a80 [ 1344.649115][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.649161][ T32] r10:61c88647 r9:85882400 r8:857f4aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.649192][ T32] r4:857f4a80 [ 1344.649242][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.649290][ T32] r10:00000000 r9:857f4a80 r8:80287e08 r7:ec319e60 r6:85700f80 r5:85882400 [ 1344.649326][ T32] r4:00000001 [ 1344.649362][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.649421][ T32] Exception stack(0xeb9edfb0 to 0xeb9edff8) [ 1344.649477][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.649508][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.649537][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.649569][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.649591][ T32] r4:85808780 [ 1344.649837][ T32] INFO: task kworker/0:886:5468 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1344.649883][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1344.650152][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 15 printk messages dropped ** [ 1344.661086][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 12 printk messages dropped ** [ 1344.661778][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 3 printk messages dropped ** [ 1344.661897][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.661925][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.661950][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.662006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.662058][ T32] r4:84bcf980 [ 1344.662083][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.662123][ T32] INFO: task kworker/0:887:5470 blocked for more than 471 seconds. [ 1344.662152][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.662175][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.662197][ T32] task:kworker/0:887 state:D stack:0 pid:5470 tgid:5470 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.662269][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.662320][ T32] Call trace: [ 1344.662403][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1344.662481][ T32] r10:8291a684 r9:eb9f5d84 r8:00000002 r7:60000013 r6:eb9f5d8c r5:85883c00 [ 1344.662513][ T32] r4:85883c00 [ 1344.662532][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1344.662576][ T32] r5:85883c00 r4:8291a680 [ 1344.662596][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1344.663118][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1344.663378][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1344.663671][ T32] r4:00000001 [ 1344.663737][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.663791][ T32] Exception stack(0xeb9f5fb0 to 0xeb9f5ff8) [ 1344.663821][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.663850][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.663876][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.663904][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.663957][ T32] r4:85808680 [ 1344.664264][ T32] INFO: task kworker/0:887:5470 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1344.664301][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1344.664849][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff ** 14 printk messages dropped ** [ 1344.665653][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 17 printk messages dropped ** [ 1344.666356][ T32] INFO: task kworker/0:888:5472 blocked for more than 471 seconds. ** 16 printk messages dropped ** [ 1344.667075][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1344.667503][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1344.668202][ T32] r4:858087c0 ** 9 printk messages dropped ** [ 1344.668818][ T32] 9d20: a065d000 edb95000 00000001 80239b98 7f53b000 00000001 ** 10 printk messages dropped ** [ 1344.669236][ T32] r4:00000000 [ 1344.669279][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.669333][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1344.669366][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.669411][ T32] r5:00001000 r4:e033d000 [ 1344.669431][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.669470][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.669511][ T32] r5:84b4d38c r4:84b4d000 [ 1344.669530][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.669579][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1344.669600][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.669681][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.669707][ T32] r4:84bc7b80 [ 1344.669735][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.669784][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1344.669808][ T32] r4:00000001 [ 1344.669826][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.669861][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1344.669946][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.669988][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.670043][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.670115][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.670151][ T32] r4:84bcf980 [ 1344.670173][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.670199][ T32] INFO: task kworker/0:889:5475 blocked for more than 471 seconds. ** 1 printk messages dropped ** [ 1344.670250][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 16 printk messages dropped ** [ 1344.703331][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1344.703606][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1344.703945][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1344.704711][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1344.705003][ T32] 9d20: a113c000 edb95000 00000001 80239b98 7f53b000 00000001 ** 7 printk messages dropped ** [ 1344.705226][ T32] r4:e0539dc0 ** 6 printk messages dropped ** [ 1344.705490][ T32] r5:00001000 r4:e033d000 ** 11 printk messages dropped ** [ 1344.706003][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 13 printk messages dropped ** [ 1344.706638][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1344.706849][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1344.707389][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1344.707591][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.707670][ T32] r10:61c88647 r9:85731800 r8:857f4e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.707749][ T32] r4:857f4e00 [ 1344.707772][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.707866][ T32] r10:00000000 r9:857f4e00 r8:80287e08 r7:ec319e60 r6:85041080 r5:85731800 [ 1344.707908][ T32] r4:00000001 [ 1344.707939][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.708011][ T32] Exception stack(0xec341fb0 to 0xec341ff8) [ 1344.708057][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.708109][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.708144][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.708182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.708207][ T32] r4:85808a40 [ 1344.708435][ T32] INFO: task kworker/0:890:5476 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1344.708520][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.708582][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.708655][ T32] Call trace: [ 1344.708706][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.708770][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1344.708797][ T32] r4:00000000 [ 1344.708816][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.708856][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1344.708884][ T32] 9d20: a113c000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1344.708912][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1344.708937][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.708977][ T32] r5:80070013 r4:80239bb0 [ 1344.708999][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.709041][ T32] r4:82ac21e4 [ 1344.709084][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.709180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1344.709206][ T32] r4:e0539dc0 [ 1344.709224][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1344.709394][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 14 printk messages dropped ** [ 1344.710085][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1344.721825][ T32] r10:8291a684 r9:ec349d84 r8:00000002 r7:60000113 r6:ec349d8c r5:85886c00 ** 8 printk messages dropped ** [ 1344.722209][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1344.722597][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.722639][ T32] r5:8581c78c r4:8581c400 [ 1344.722715][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1344.723012][ T32] r10:00000000 r9:857f4e80 r8:80287e08 r7:ec319e60 r6:85041100 r5:85886c00 ** 7 printk messages dropped ** [ 1344.723450][ T32] r4:85808b00 ** 3 printk messages dropped ** [ 1344.724018][ T32] Call trace: ** 4 printk messages dropped ** [ 1344.724204][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1344.724236][ T32] 9d20: a113c000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1344.724276][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1344.724310][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.724366][ T32] r5:80070013 r4:80239bb0 [ 1344.724420][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.724472][ T32] r4:82ac21e4 [ 1344.724493][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.724555][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1344.724586][ T32] r4:e0539dc0 [ 1344.724614][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.724659][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1344.724681][ T32] r4:00000000 [ 1344.724717][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.724767][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1344.724818][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.724864][ T32] r5:00001000 r4:e033d000 [ 1344.724884][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.724924][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.724965][ T32] r5:84b4d38c r4:84b4d000 [ 1344.724984][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.725029][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1344.725068][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.725118][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.725141][ T32] r4:84bc7b80 [ 1344.725191][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.725245][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1344.725309][ T32] r4:00000001 [ 1344.725338][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.725374][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1344.725422][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.725473][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.725502][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.725531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.725553][ T32] r4:84bcf980 [ 1344.725583][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.725612][ T32] INFO: task kworker/0:892:5480 blocked for more than 471 seconds. [ 1344.725650][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.725685][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.725708][ T32] task:kworker/0:892 state:D stack:0 pid:5480 tgid:5480 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.725803][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.725847][ T32] Call trace: [ 1344.725898][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1344.725950][ T32] r10:8291a684 r9:ebae1d84 r8:00000002 r7:60000013 r6:ebae1d8c r5:84ba2400 [ 1344.725973][ T32] r4:84ba2400 ** 3 printk messages dropped ** [ 1344.726267][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1344.726824][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1344.726971][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1344.728158][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1344.728857][ T32] r4:82ac21e4 ** 11 printk messages dropped ** [ 1344.729455][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 18 printk messages dropped ** [ 1344.730206][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 10 printk messages dropped ** [ 1344.758774][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1344.760026][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.760157][ T32] r5:849ee38c r4:849ee000 [ 1344.760217][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.760367][ T32] r7:ddde2d80 r6:83018200 r5:849ee38c r4:85041180 [ 1344.760522][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.776496][ T32] r10:61c88647 r9:85884800 r8:850411ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.776606][ T32] r4:85041180 [ 1344.776662][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.776807][ T32] r10:00000000 r9:85041180 r8:80287e08 r7:eb7b9e60 r6:85041280 r5:85884800 [ 1344.776866][ T32] r4:00000001 [ 1344.776919][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.777036][ T32] Exception stack(0xebaddfb0 to 0xebaddff8) [ 1344.777119][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.777189][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.777256][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.777340][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.777397][ T32] r4:850d2a40 [ 1344.778177][ T32] INFO: task kworker/1:279:5483 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1344.778279][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.778479][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.778603][ T32] Call trace: [ 1344.778679][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.778796][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1344.778857][ T32] r4:00000000 [ 1344.778906][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.779023][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1344.779097][ T32] 9d20: a18a0000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1344.779197][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1344.779279][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.779357][ T32] r5:80070013 r4:80239bb0 [ 1344.779414][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.779558][ T32] r4:82ac21e4 [ 1344.779632][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1344.779808][ T32] r4:e0539dc0 ** 11 printk messages dropped ** [ 1344.790076][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 ** 11 printk messages dropped ** [ 1344.795398][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 14 printk messages dropped ** [ 1344.796715][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1344.798044][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1344.799164][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1344.826382][ T32] r5:80070013 r4:80239bb0 ** 11 printk messages dropped ** [ 1344.827671][ T32] r5:00001000 r4:e033d000 ** 12 printk messages dropped ** [ 1344.828807][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) ** 12 printk messages dropped ** [ 1344.829861][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1344.830004][ T32] r10:8291a684 r9:ec34dd84 r8:00000002 r7:60000113 r6:ec34dd8c r5:85888c00 [ 1344.830071][ T32] r4:85888c00 [ 1344.830119][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1344.830224][ T32] r5:85888c00 r4:8291a680 [ 1344.830273][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.830386][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.846344][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec34de08 [ 1344.846586][ T32] r4:00000000 [ 1344.846654][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1344.846778][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.846873][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.846973][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c8180 [ 1344.847031][ T32] r4:00000000 [ 1344.847081][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.847189][ T32] r9:83018005 r8:85888c00 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1344.847249][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1344.847508][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1344.847969][ T32] r10:61c88647 r9:85888c00 r8:8503c1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.848066][ T32] r4:8503c180 [ 1344.848126][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.848240][ T32] r10:00000000 r9:8503c180 r8:80287e08 r7:ec345e60 r6:85041200 r5:85888c00 [ 1344.848298][ T32] r4:00000001 [ 1344.849505][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.849627][ T32] Exception stack(0xec34dfb0 to 0xec34dff8) [ 1344.849706][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.849777][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.849842][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.849937][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.850017][ T32] r4:850c80c0 [ 1344.871544][ T32] INFO: task kworker/0:894:5488 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1344.871799][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.872018][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.872160][ T32] Call trace: [ 1344.872263][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.872447][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1344.872513][ T32] r4:00000000 [ 1344.872567][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.872663][ T32] Exception stack(0xe0539d28 to 0xe0539d70) ** 3 printk messages dropped ** [ 1344.872951][ T32] r5:80070013 r4:80239bb0 ** 11 printk messages dropped ** [ 1344.873845][ T32] r5:00001000 r4:e033d000 ** 9 printk messages dropped ** [ 1344.874819][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 15 printk messages dropped ** [ 1344.876427][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) ** 13 printk messages dropped ** [ 1344.877557][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1344.878074][ T32] r5:8581d38c r4:8581d000 ** 9 printk messages dropped ** [ 1344.878762][ T32] Exception stack(0xec35dfb0 to 0xec35dff8) ** 13 printk messages dropped ** [ 1344.904817][ T32] Exception stack(0xe0539d28 to 0xe0539d70) ** 10 printk messages dropped ** [ 1344.905821][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1344.905882][ T32] r4:00000000 [ 1344.905960][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.906099][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1344.906172][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.906293][ T32] r5:00001000 r4:e033d000 [ 1344.906347][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.906440][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.906560][ T32] r5:84b4d38c r4:84b4d000 [ 1344.906640][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.906769][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1344.906853][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.906977][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.907036][ T32] r4:84bc7b80 [ 1344.907104][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.907215][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1344.907274][ T32] r4:00000001 [ 1344.907344][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.907445][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1344.907527][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1344.907855][ T32] r4:84bcf980 ** 4 printk messages dropped ** [ 1344.908242][ T32] task:kworker/0:896 state:D stack:0 pid:5493 tgid:5493 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1344.909322][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec365e08 ** 6 printk messages dropped ** [ 1344.909876][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1344.910273][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1344.924294][ T32] r7:dddced80 r6:83018000 r5:8581df8c r4:8503c300 ** 2 printk messages dropped ** [ 1344.924546][ T32] r4:8503c300 ** 2 printk messages dropped ** [ 1344.924820][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1344.925264][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1344.926946][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.927272][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 ** 8 printk messages dropped ** [ 1344.928013][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 7 printk messages dropped ** [ 1344.928983][ T32] r5:84b4d38c r4:84b4d000 ** 4 printk messages dropped ** [ 1344.929394][ T32] r4:84bc7b80 ** 3 printk messages dropped ** [ 1344.929740][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1344.930142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.930195][ T32] r4:84bcf980 [ 1344.930243][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.930305][ T32] INFO: task kworker/0:897:5495 blocked for more than 471 seconds. [ 1344.930376][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.950936][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.951068][ T32] task:kworker/0:897 state:D stack:0 pid:5495 tgid:5495 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.951190][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.951336][ T32] Call trace: [ 1344.951494][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1344.951626][ T32] r10:8291a684 r9:ec36dd84 r8:00000002 r7:60000113 r6:ec36dd8c r5:8588c800 [ 1344.951688][ T32] r4:8588c800 [ 1344.951737][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1344.951833][ T32] r5:8588c800 r4:8291a680 [ 1344.951915][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.952010][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.952104][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec36de08 [ 1344.952159][ T32] r4:00000000 [ 1344.952206][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1344.952324][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.952433][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.952530][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c8400 [ 1344.952595][ T32] r4:00000000 [ 1344.952672][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.952782][ T32] r9:83018005 r8:8588c800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1344.952851][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.952990][ T32] r5:00001000 r4:eb7ad000 [ 1344.953074][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.953173][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.953265][ T32] r5:8581d78c r4:8581d400 [ 1344.953318][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.953425][ T32] r7:dddced80 r6:83018000 r5:8581d78c r4:8503c100 [ 1344.953476][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.953592][ T32] r10:61c88647 r9:8588c800 r8:8503c12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.953651][ T32] r4:8503c100 [ 1344.953697][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.953802][ T32] r10:00000000 r9:8503c100 r8:80287e08 r7:ec365e60 r6:85041400 r5:8588c800 [ 1344.953855][ T32] r4:00000001 [ 1344.953902][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.953986][ T32] Exception stack(0xec36dfb0 to 0xec36dff8) [ 1344.954050][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.954113][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.954174][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.954241][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.954321][ T32] r4:850c8200 [ 1344.955082][ T32] INFO: task kworker/0:897:5495 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1344.955169][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.955364][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.955514][ T32] Call trace: [ 1344.955599][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.955717][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1344.955778][ T32] r4:00000000 [ 1344.955847][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.955962][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1344.956044][ T32] 9d20: a2147000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1344.956131][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1344.956206][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1344.956298][ T32] r5:80070013 r4:80239bb0 [ 1344.956392][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.956505][ T32] r4:82ac21e4 [ 1344.956557][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.956672][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 ** 6 printk messages dropped ** [ 1344.957193][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.957672][ T32] r5:00001000 r4:e033d000 [ 1344.957749][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.957844][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.957972][ T32] r5:84b4d38c r4:84b4d000 [ 1344.958036][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.958143][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1344.958211][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.958336][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.958420][ T32] r4:84bc7b80 [ 1344.958489][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.958610][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1344.958669][ T32] r4:00000001 [ 1344.958721][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.958803][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1344.958912][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.958990][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.959053][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.959134][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.959189][ T32] r4:84bcf980 [ 1344.959241][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.959327][ T32] INFO: task kworker/0:898:5496 blocked for more than 471 seconds. [ 1344.959405][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.959477][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.959527][ T32] task:kworker/0:898 state:D stack:0 pid:5496 tgid:5496 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.959641][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.959737][ T32] Call trace: [ 1344.959806][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1344.959913][ T32] r10:8291a684 r9:ec371d84 r8:00000002 r7:60000013 r6:ec371d8c r5:8588bc00 [ 1344.960002][ T32] r4:8588bc00 [ 1344.960068][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1344.960174][ T32] r5:8588bc00 r4:8291a680 [ 1344.960222][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.960341][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.960447][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec371e08 [ 1344.960551][ T32] r4:00000000 [ 1344.991421][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1344.991598][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.991697][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.991798][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c8580 [ 1344.991884][ T32] r4:00000000 [ 1344.991957][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.992086][ T32] r9:83018005 r8:8588bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1344.992147][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.992277][ T32] r5:00001000 r4:eb7d1000 [ 1344.992356][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.992455][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.992551][ T32] r5:8581db8c r4:8581d800 [ 1344.992614][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1344.992774][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1344.993391][ T32] Exception stack(0xec371fb0 to 0xec371ff8) ** 4 printk messages dropped ** [ 1344.993772][ T32] r4:850c8340 ** 3 printk messages dropped ** [ 1344.994978][ T32] Call trace: ** 5 printk messages dropped ** [ 1344.995524][ T32] 9d20: a24a2000 edb95000 00000001 80239b98 7f53b000 00000001 ** 11 printk messages dropped ** [ 1344.996528][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 14 printk messages dropped ** [ 1344.997740][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1344.998133][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.998185][ T32] r4:84bcf980 [ 1344.998237][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.998299][ T32] INFO: task kworker/0:899:5499 blocked for more than 471 seconds. [ 1344.998372][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.998427][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.998475][ T32] task:kworker/0:899 state:D stack:0 pid:5499 tgid:5499 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.998600][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.998750][ T32] Call trace: [ 1344.998856][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1344.998952][ T32] r10:8291a684 r9:ec385d84 r8:00000002 r7:60000113 r6:ec385d8c r5:8588d400 [ 1344.999003][ T32] r4:8588d400 [ 1344.999052][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1344.999146][ T32] r5:8588d400 r4:8291a680 [ 1344.999215][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.999309][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.999454][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec385e08 [ 1344.999529][ T32] r4:00000000 [ 1344.999603][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1344.999696][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.999812][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.999923][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c8740 [ 1344.999974][ T32] r4:00000000 [ 1345.000074][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.000180][ T32] r9:83018005 r8:8588d400 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1345.000236][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.000366][ T32] r5:00001000 r4:eb8cb000 [ 1345.000461][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.027933][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.028138][ T32] r5:8581e38c r4:8581e000 [ 1345.028207][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.028360][ T32] r7:dddced80 r6:83018000 r5:8581e38c r4:8503c380 [ 1345.028422][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.028533][ T32] r10:61c88647 r9:8588d400 r8:8503c3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.028600][ T32] r4:8503c380 [ 1345.028653][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.028783][ T32] r10:00000000 r9:8503c380 r8:80287e08 r7:ec365e60 r6:85041580 r5:8588d400 [ 1345.028846][ T32] r4:00000001 [ 1345.028896][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.028998][ T32] Exception stack(0xec385fb0 to 0xec385ff8) [ 1345.029091][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.029201][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.029274][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.029348][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.029405][ T32] r4:850c8600 [ 1345.030142][ T32] INFO: task kworker/0:899:5499 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1345.030238][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.035482][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.035719][ T32] Call trace: [ 1345.035802][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.035943][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 3 printk messages dropped ** [ 1345.036235][ T32] 9d20: a2712000 edb95000 00000001 80239b98 7f53b000 00000001 ** 6 printk messages dropped ** [ 1345.036740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1345.036787][ T32] r4:e0539dc0 [ 1345.036827][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.036918][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1345.036973][ T32] r4:00000000 [ 1345.037024][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.037128][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1345.037181][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.037275][ T32] r5:00001000 r4:e033d000 [ 1345.037324][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.037413][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.037513][ T32] r5:84b4d38c r4:84b4d000 [ 1345.037563][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.037673][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1345.037719][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.037830][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.037894][ T32] r4:84bc7b80 [ 1345.037984][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.038102][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1345.038161][ T32] r4:00000001 [ 1345.038209][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.038314][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1345.038577][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.038691][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.038786][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.038889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.038966][ T32] r4:84bcf980 [ 1345.039030][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.039119][ T32] INFO: task kworker/1:280:5500 blocked for more than 471 seconds. [ 1345.039199][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.039257][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.039315][ T32] task:kworker/1:280 state:D stack:0 pid:5500 tgid:5500 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.039423][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.039560][ T32] Call trace: [ 1345.039661][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1345.039794][ T32] r10:8291a684 r9:ec389d84 r8:00000002 r7:60000113 r6:ec389d8c r5:85889800 [ 1345.039864][ T32] r4:85889800 [ 1345.039913][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1345.040014][ T32] r5:85889800 r4:8291a680 [ 1345.040066][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.040198][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.040351][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec389e08 [ 1345.055407][ T32] r4:00000000 [ 1345.055607][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1345.055760][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.055866][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.055993][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc6d80 [ 1345.056077][ T32] r4:00000000 [ 1345.056132][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.056233][ T32] r9:83018205 r8:85889800 r7:00000000 r6:83018200 r5:00001000 r4:7f0bd000 [ 1345.056289][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1345.056599][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.056717][ T32] r5:849ee78c r4:849ee400 ** 2 printk messages dropped ** [ 1345.057014][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1345.058813][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1345.076230][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 14 printk messages dropped ** [ 1345.077813][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 12 printk messages dropped ** [ 1345.078892][ T32] task:kworker/0:900 state:D stack:0 pid:5502 tgid:5502 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1345.080020][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1345.080422][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c8d40 ** 6 printk messages dropped ** [ 1345.102028][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1345.102585][ T32] r10:61c88647 r9:85890000 r8:8503c2ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1345.103271][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1345.104557][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1345.104801][ T32] r4:00000000 [ 1345.104827][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.104877][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1345.104914][ T32] 9d20: a2b2a000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1345.104955][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1345.104988][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1345.105023][ T32] r5:80070013 r4:80239bb0 [ 1345.105050][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.105134][ T32] r4:82ac21e4 [ 1345.105213][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.105270][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1345.105307][ T32] r4:e0539dc0 [ 1345.105333][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.105388][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1345.105443][ T32] r4:00000000 [ 1345.105481][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.105553][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1345.105583][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.105638][ T32] r5:00001000 r4:e033d000 [ 1345.105695][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.105748][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.105803][ T32] r5:84b4d38c r4:84b4d000 [ 1345.105828][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.105900][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1345.105930][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.106039][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.106074][ T32] r4:84bc7b80 [ 1345.106125][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.106187][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1345.106216][ T32] r4:00000001 [ 1345.106267][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.106323][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1345.106365][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1345.106534][ T32] r4:84bcf980 ** 4 printk messages dropped ** [ 1345.106714][ T32] task:kworker/0:901 state:D stack:0 pid:5504 tgid:5504 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1345.107440][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1345.107837][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.107877][ T32] r5:8581e78c r4:8581e400 [ 1345.107897][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.107943][ T32] r7:dddced80 r6:83018000 r5:8581e78c r4:8503c500 [ 1345.107964][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.108010][ T32] r10:61c88647 r9:85891800 r8:8503c52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.108032][ T32] r4:8503c500 [ 1345.108052][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.108097][ T32] r10:00000000 r9:8503c500 r8:80287e08 r7:ec391e60 r6:85041780 r5:85891800 [ 1345.108120][ T32] r4:00000001 [ 1345.108138][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.108172][ T32] Exception stack(0xec399fb0 to 0xec399ff8) [ 1345.108198][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.108238][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.108268][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.108309][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1345.109072][ T32] 9d20: a2b2a000 edb95000 00000001 80239b98 7f53b000 00000001 ** 10 printk messages dropped ** [ 1345.109495][ T32] r4:00000000 [ 1345.109514][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.109622][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1345.109647][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1345.109935][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 ** 10 printk messages dropped ** [ 1345.110359][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.134298][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1345.135391][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1345.135958][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1345.136367][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1345.137171][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1345.137791][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1345.137938][ T32] r4:e0539dc0 [ 1345.137957][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.138000][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1345.138024][ T32] r4:00000000 [ 1345.138069][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.138118][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1345.138193][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.138238][ T32] r5:00001000 r4:e033d000 [ 1345.138259][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.138308][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.138376][ T32] r5:84b4d38c r4:84b4d000 [ 1345.138399][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.138449][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1345.138470][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.138516][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.138544][ T32] r4:84bc7b80 [ 1345.138582][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.138633][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1345.138656][ T32] r4:00000001 [ 1345.138703][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.138797][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1345.138946][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.138978][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.139032][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.139080][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.139145][ T32] r4:84bcf980 [ 1345.139169][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.139198][ T32] INFO: task kworker/0:903:5507 blocked for more than 471 seconds. [ 1345.139251][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.139284][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.139333][ T32] task:kworker/0:903 state:D stack:0 pid:5507 tgid:5507 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.139390][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.139464][ T32] Call trace: [ 1345.139495][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1345.139627][ T32] r4:84ba1800 ** 9 printk messages dropped ** [ 1345.140096][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c8bc0 [ 1345.140118][ T32] r4:00000000 [ 1345.140195][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.140244][ T32] r9:83018005 r8:84ba1800 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1345.140281][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.140343][ T32] r5:00001000 r4:eb8f5000 [ 1345.140378][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.140471][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.161047][ T32] r5:8581ef8c r4:8581ec00 [ 1345.161139][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.161237][ T32] r7:dddced80 r6:83018000 r5:8581ef8c r4:8503c480 [ 1345.161263][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.161329][ T32] r10:61c88647 r9:84ba1800 r8:8503c4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.161353][ T32] r4:8503c480 [ 1345.161400][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.161452][ T32] r10:00000000 r9:8503c480 r8:80287e08 r7:ec391e60 r6:8503c600 r5:84ba1800 [ 1345.161477][ T32] r4:00000001 [ 1345.161496][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.161534][ T32] Exception stack(0xec351fb0 to 0xec351ff8) ** 4 printk messages dropped ** [ 1345.161731][ T32] r4:850c8a80 ** 9 printk messages dropped ** [ 1345.162667][ T32] 9d20: a3074000 edb95000 00000001 80239b98 7f53b000 00000001 ** 21 printk messages dropped ** [ 1345.163661][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 14 printk messages dropped ** [ 1345.164325][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 10 printk messages dropped ** [ 1345.164976][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec395e08 ** 9 printk messages dropped ** [ 1345.165479][ T32] r5:00001000 r4:eb931000 ** 1 printk messages dropped ** [ 1345.165546][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1345.166066][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1345.166639][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1345.167051][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1345.167079][ T32] 9d20: a3074000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1345.167135][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1345.167166][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1345.167191][ T32] r5:80070013 r4:80239bb0 [ 1345.167226][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.167271][ T32] r4:82ac21e4 [ 1345.167305][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.167349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1345.167442][ T32] r4:e0539dc0 [ 1345.167465][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.167507][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1345.167556][ T32] r4:00000000 [ 1345.167606][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.167729][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1345.167791][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.167884][ T32] r5:00001000 r4:e033d000 [ 1345.167930][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.168006][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.168081][ T32] r5:84b4d38c r4:84b4d000 [ 1345.168147][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.168222][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1345.168245][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.168303][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.168359][ T32] r4:84bc7b80 [ 1345.168461][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.168597][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1345.168673][ T32] r4:00000001 [ 1345.168695][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.168749][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1345.168780][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.168835][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.168864][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.168921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.168951][ T32] r4:84bcf980 [ 1345.168973][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.169002][ T32] INFO: task kworker/0:905:5512 blocked for more than 471 seconds. [ 1345.169060][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.169112][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1345.169527][ T32] r5:84ba4800 r4:8291a680 ** 5 printk messages dropped ** [ 1345.169804][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1345.169909][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c8ec0 [ 1345.169988][ T32] r4:00000000 [ 1345.170011][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.170056][ T32] r9:83018005 r8:84ba4800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1345.170078][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.170119][ T32] r5:00001000 r4:eb913000 [ 1345.170140][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.170180][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.170221][ T32] r5:8581f78c r4:8581f400 [ 1345.170240][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.170304][ T32] r7:dddced80 r6:83018000 r5:8581f78c r4:8503c580 [ 1345.170328][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.170377][ T32] r10:61c88647 r9:84ba4800 r8:8503c5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.192443][ T32] r4:8503c580 [ 1345.192553][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.192634][ T32] r10:00000000 r9:8503c580 r8:80287e08 r7:ec395e60 r6:8503c800 r5:84ba4800 [ 1345.192689][ T32] r4:00000001 [ 1345.192715][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.192759][ T32] Exception stack(0xec3a5fb0 to 0xec3a5ff8) [ 1345.192790][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.192819][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.192845][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.192873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.192896][ T32] r4:850c8e80 [ 1345.193320][ T32] INFO: task kworker/0:905:5512 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1345.193413][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.193519][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.193595][ T32] Call trace: ** 3 printk messages dropped ** [ 1345.193821][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1345.194291][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 ** 9 printk messages dropped ** [ 1345.194772][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1345.195149][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1345.195423][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.195900][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1345.196224][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1345.196588][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85808f00 ** 6 printk messages dropped ** [ 1345.196931][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.196977][ T32] r5:8581fb8c r4:8581f800 [ 1345.197024][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.197089][ T32] r7:dddced80 r6:83018000 r5:8581fb8c r4:8503c880 [ 1345.197112][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.197210][ T32] r10:61c88647 r9:84ba5400 r8:8503c8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.197237][ T32] r4:8503c880 [ 1345.197258][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.197317][ T32] r10:00000000 r9:8503c880 r8:80287e08 r7:ec395e60 r6:8503c700 r5:84ba5400 [ 1345.197376][ T32] r4:00000001 [ 1345.197398][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.197462][ T32] Exception stack(0xec355fb0 to 0xec355ff8) [ 1345.197492][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.197520][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.197546][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.197574][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.197596][ T32] r4:857f2cc0 [ 1345.197957][ T32] INFO: task kworker/0:906:5513 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1345.197998][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.198057][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.198102][ T32] Call trace: [ 1345.198130][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.198182][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1345.198206][ T32] r4:00000000 [ 1345.198232][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.198308][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1345.198342][ T32] 9d20: a32ff000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1345.198371][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1345.198396][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1345.198419][ T32] r5:80070013 r4:80239bb0 [ 1345.198469][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.198688][ T32] r4:82ac21e4 [ 1345.198712][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.198787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1345.198886][ T32] r4:e0539dc0 [ 1345.198915][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.199024][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1345.199146][ T32] r4:00000000 [ 1345.199170][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1345.199335][ T32] r5:00001000 r4:e033d000 ** 6 printk messages dropped ** [ 1345.199648][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1345.199880][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1345.200310][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.224039][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1345.224399][ T32] r4:00000000 [ 1345.224539][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.224674][ T32] r9:83018005 r8:84ba6000 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1345.224701][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.224764][ T32] r5:00001000 r4:eb9a3000 [ 1345.224788][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.224831][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.224875][ T32] r5:8582478c r4:85824400 [ 1345.224896][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.224944][ T32] r7:dddced80 r6:83018000 r5:8582478c r4:8503c900 [ 1345.224991][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.225095][ T32] r10:61c88647 r9:84ba6000 r8:8503c92c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.225147][ T32] r4:8503c900 [ 1345.225196][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.225247][ T32] r10:00000000 r9:8503c900 r8:80287e08 r7:ec395e60 r6:8503ca80 r5:84ba6000 [ 1345.225282][ T32] r4:00000001 [ 1345.225315][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.225354][ T32] Exception stack(0xec3b1fb0 to 0xec3b1ff8) [ 1345.225384][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.225413][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.225477][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.225537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.225580][ T32] r4:84bc3200 [ 1345.226006][ T32] INFO: task kworker/0:907:5516 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1345.226072][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.226227][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.226415][ T32] Call trace: [ 1345.226546][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.226603][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1345.226627][ T32] r4:00000000 [ 1345.226646][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.226687][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1345.226717][ T32] 9d20: a3674000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1345.226758][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1345.226801][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1345.226828][ T32] r5:80070013 r4:80239bb0 [ 1345.226849][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.226920][ T32] r4:82ac21e4 [ 1345.226944][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.226988][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 ** 7 printk messages dropped ** [ 1345.227337][ T32] r5:00001000 r4:e033d000 ** 2 printk messages dropped ** [ 1345.227440][ T32] r5:84b4d38c r4:84b4d000 [ 1345.227499][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.227549][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1345.227571][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.227623][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.227647][ T32] r4:84bc7b80 [ 1345.227666][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.227713][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1345.227736][ T32] r4:00000001 [ 1345.227767][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.227832][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1345.227861][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.227889][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.227943][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.228002][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.228028][ T32] r4:84bcf980 [ 1345.228051][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.228080][ T32] INFO: task kworker/0:908:5518 blocked for more than 471 seconds. [ 1345.228112][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.228137][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.228184][ T32] task:kworker/0:908 state:D stack:0 pid:5518 tgid:5518 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.228246][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.228292][ T32] Call trace: [ 1345.228323][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1345.228434][ T32] r10:8291a684 r9:ec3b5d84 r8:00000002 r7:60000113 r6:ec3b5d8c r5:84ba6c00 ** 4 printk messages dropped ** [ 1345.228676][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1345.229110][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1345.229484][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.229551][ T32] r5:8582438c r4:85824000 [ 1345.229576][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.229650][ T32] r7:dddced80 r6:83018000 r5:8582438c r4:8503c980 [ 1345.229674][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.229750][ T32] r10:61c88647 r9:84ba6c00 r8:8503c9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.229800][ T32] r4:8503c980 [ 1345.229823][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.229869][ T32] r10:00000000 r9:8503c980 r8:80287e08 r7:ec3b1e60 r6:8503cb80 r5:84ba6c00 [ 1345.229892][ T32] r4:00000001 [ 1345.229912][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.230028][ T32] Exception stack(0xec3b5fb0 to 0xec3b5ff8) [ 1345.230139][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.230345][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.230430][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.251157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.251295][ T32] r4:84bc33c0 [ 1345.251720][ T32] INFO: task kworker/0:908:5518 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1345.251788][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.251881][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.251977][ T32] Call trace: [ 1345.252061][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.252162][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1345.252191][ T32] r4:00000000 [ 1345.252212][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.252255][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1345.252284][ T32] 9d20: a392e000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1345.252325][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1345.252414][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1345.252443][ T32] r5:80070013 r4:80239bb0 [ 1345.252491][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.252539][ T32] r4:82ac21e4 [ 1345.252560][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1345.252750][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1345.253137][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 ** 5 printk messages dropped ** [ 1345.253353][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1345.253730][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1345.254186][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1345.254939][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1345.255347][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1345.255528][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1345.255781][ T32] Exception stack(0xec3b9fb0 to 0xec3b9ff8) ** 6 printk messages dropped ** [ 1345.256390][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1345.257060][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 ** 10 printk messages dropped ** [ 1345.257559][ T32] r5:84b4d38c r4:84b4d000 ** 6 printk messages dropped ** [ 1345.257840][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 7 printk messages dropped ** [ 1345.258084][ T32] r4:84bcf980 ** 5 printk messages dropped ** [ 1345.258249][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1345.258581][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1345.259066][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1345.259215][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.259272][ T32] r5:85824b8c r4:85824800 [ 1345.259294][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.259346][ T32] r7:dddced80 r6:83018000 r5:85824b8c r4:8503cb00 [ 1345.259366][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.259427][ T32] r10:61c88647 r9:84910000 r8:8503cb2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.259452][ T32] r4:8503cb00 [ 1345.259484][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.259552][ T32] r10:00000000 r9:8503cb00 r8:80287e08 r7:ec3b9e60 r6:8503cd00 r5:84910000 [ 1345.259577][ T32] r4:00000001 [ 1345.259644][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.259685][ T32] Exception stack(0xec3bdfb0 to 0xec3bdff8) [ 1345.259712][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.259765][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.259796][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.259834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.259860][ T32] r4:84bc3540 [ 1345.260124][ T32] INFO: task kworker/0:910:5522 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1345.260181][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.260262][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.260324][ T32] Call trace: [ 1345.260394][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.282130][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1345.282289][ T32] r4:00000000 [ 1345.282381][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.282453][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1345.282499][ T32] 9d20: a3df8000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1345.282532][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1345.282615][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1345.282671][ T32] r5:80070013 r4:80239bb0 [ 1345.282729][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.282778][ T32] r4:82ac21e4 [ 1345.282798][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.282842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1345.282891][ T32] r4:e0539dc0 [ 1345.282914][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.282985][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1345.283012][ T32] r4:00000000 [ 1345.283033][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.283081][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1345.283129][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.283179][ T32] r5:00001000 r4:e033d000 [ 1345.283255][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.283332][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.283396][ T32] r5:84b4d38c r4:84b4d000 [ 1345.283475][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.283528][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1345.283550][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.283598][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.283620][ T32] r4:84bc7b80 [ 1345.283641][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.283713][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1345.283740][ T32] r4:00000001 [ 1345.283786][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.283855][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1345.283884][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.283940][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.283987][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.284018][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.284042][ T32] r4:84bcf980 [ 1345.284065][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.284107][ T32] INFO: task kworker/0:911:5523 blocked for more than 471 seconds. [ 1345.284142][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.284168][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.284190][ T32] task:kworker/0:911 state:D stack:0 pid:5523 tgid:5523 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1345.284677][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1345.285234][ T32] r5:00001000 r4:eb9d3000 ** 2 printk messages dropped ** [ 1345.285411][ T32] r5:85824f8c r4:85824c00 [ 1345.285491][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1345.285728][ T32] r10:00000000 r9:8503cd80 r8:80287e08 r7:ec3b9e60 r6:8503cc00 r5:84910c00 ** 9 printk messages dropped ** [ 1345.286584][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1345.286694][ T32] Call trace: [ 1345.286724][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.286803][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1345.286856][ T32] r4:00000000 [ 1345.286880][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.286933][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1345.286965][ T32] 9d20: a3df8000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1345.286995][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1345.287046][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1345.287089][ T32] r5:80070013 r4:80239bb0 [ 1345.287137][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.287183][ T32] r4:82ac21e4 [ 1345.287231][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.287306][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1345.287345][ T32] r4:e0539dc0 [ 1345.287422][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.287469][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1345.287518][ T32] r4:00000000 [ 1345.287542][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.287589][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1345.287639][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.287724][ T32] r5:00001000 r4:e033d000 [ 1345.287777][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.287822][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.287891][ T32] r5:84b4d38c r4:84b4d000 [ 1345.287932][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.287983][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1345.288015][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.288092][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.288118][ T32] r4:84bc7b80 [ 1345.288138][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.288185][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1345.288250][ T32] r4:00000001 [ 1345.288273][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.288319][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1345.288409][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.288441][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.288495][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.288527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.288549][ T32] r4:84bcf980 [ 1345.288568][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.288621][ T32] INFO: task kworker/0:912:5526 blocked for more than 471 seconds. [ 1345.288701][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.288755][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.288780][ T32] task:kworker/0:912 state:D stack:0 pid:5526 tgid:5526 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.288828][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.288899][ T32] Call trace: [ 1345.288989][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1345.289053][ T32] r10:8291a684 r9:ec3c5d84 r8:00000002 r7:60000113 r6:ec3c5d8c r5:84911800 [ 1345.289080][ T32] r4:84911800 [ 1345.289101][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1345.289144][ T32] r5:84911800 r4:8291a680 [ 1345.289163][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.289213][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.289261][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec3c5e08 [ 1345.289285][ T32] r4:00000000 [ 1345.289325][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1345.289364][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.289401][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.289442][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc3880 [ 1345.289515][ T32] r4:00000000 [ 1345.289567][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.289643][ T32] r9:83018005 r8:84911800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1345.289695][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.289742][ T32] r5:00001000 r4:eb9dd000 [ 1345.289790][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.289859][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.289904][ T32] r5:8582538c r4:85825000 [ 1345.289940][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.289990][ T32] r7:dddced80 r6:83018000 r5:8582538c r4:8503ce00 [ 1345.290023][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.290073][ T32] r10:61c88647 r9:84911800 r8:8503ce2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.290124][ T32] r4:8503ce00 [ 1345.290147][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.290218][ T32] r10:00000000 r9:8503ce00 r8:80287e08 r7:ec3b9e60 r6:8503cf00 r5:84911800 [ 1345.290243][ T32] r4:00000001 [ 1345.290289][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.290344][ T32] Exception stack(0xec3c5fb0 to 0xec3c5ff8) [ 1345.290373][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.290403][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.290430][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.325673][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.325782][ T32] r4:84bc3840 [ 1345.326304][ T32] INFO: task kworker/0:912:5526 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1345.326353][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.326478][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1345.326649][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1345.327428][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1345.327705][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 11 printk messages dropped ** [ 1345.328235][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1345.328650][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.328703][ T32] r4:84bcf980 [ 1345.328730][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.328788][ T32] INFO: task kworker/0:913:5528 blocked for more than 471 seconds. [ 1345.328826][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.328852][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.328885][ T32] task:kworker/0:913 state:D stack:0 pid:5528 tgid:5528 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.328974][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.329022][ T32] Call trace: [ 1345.329069][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1345.329118][ T32] r10:8291a684 r9:ec3d1d84 r8:00000002 r7:60000113 r6:ec3d1d8c r5:85893c00 [ 1345.329154][ T32] r4:85893c00 [ 1345.329179][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1345.329224][ T32] r5:85893c00 r4:8291a680 [ 1345.329244][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.329284][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.329350][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec3d1e08 [ 1345.329390][ T32] r4:00000000 [ 1345.329412][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1345.329448][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.329482][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.329523][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc39c0 [ 1345.329546][ T32] r4:00000000 [ 1345.329610][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.329684][ T32] r9:83018005 r8:85893c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 [ 1345.329738][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.329785][ T32] r5:00001000 r4:eb9f9000 [ 1345.329806][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.329846][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.329887][ T32] r5:8582578c r4:85825400 [ 1345.329935][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.330010][ T32] r7:dddced80 r6:83018000 r5:8582578c r4:8503cf80 [ 1345.330096][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.330147][ T32] r10:61c88647 r9:85893c00 r8:8503cfac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.330170][ T32] r4:8503cf80 [ 1345.330189][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.330234][ T32] r10:00000000 r9:8503cf80 r8:80287e08 r7:ec3b9e60 r6:85041880 r5:85893c00 [ 1345.330256][ T32] r4:00000001 [ 1345.330375][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.330452][ T32] Exception stack(0xec3d1fb0 to 0xec3d1ff8) [ 1345.338817][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.338902][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.338934][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.338995][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.339035][ T32] r4:84bc3900 [ 1345.339468][ T32] INFO: task kworker/0:913:5528 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1345.339512][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.339676][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.339798][ T32] Call trace: [ 1345.339891][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.339975][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1345.340015][ T32] r4:00000000 [ 1345.340039][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.340084][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1345.340113][ T32] 9d20: a4443000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1345.340168][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1345.340198][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1345.340261][ T32] r5:80070013 r4:80239bb0 [ 1345.340287][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 6 printk messages dropped ** [ 1345.347847][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1345.348140][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1345.348574][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) ** 6 printk messages dropped ** [ 1345.348925][ T32] INFO: task kworker/0:914:5529 blocked for more than 471 seconds. ** 7 printk messages dropped ** [ 1345.349428][ T32] r4:85890c00 ** 4 printk messages dropped ** [ 1345.349602][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec3d5e08 ** 8 printk messages dropped ** [ 1345.349989][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1345.350181][ T32] r5:85825b8c r4:85825800 ** 3 printk messages dropped ** [ 1345.362981][ T32] r10:61c88647 r9:85890c00 r8:8503ceac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1345.363482][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.364386][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 8 printk messages dropped ** [ 1345.364699][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1345.364849][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 10 printk messages dropped ** [ 1345.365261][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1345.365516][ T32] r4:00000001 [ 1345.365540][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.365643][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1345.365699][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.365730][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.365757][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.365796][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.365884][ T32] r4:84bcf980 [ 1345.365909][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.365938][ T32] INFO: task kworker/0:915:5532 blocked for more than 471 seconds. [ 1345.365971][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.366007][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.366033][ T32] task:kworker/0:915 state:D stack:0 pid:5532 tgid:5532 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.366108][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.366154][ T32] Call trace: [ 1345.366203][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1345.366253][ T32] r10:8291a684 r9:ec3e1d84 r8:00000002 r7:60000113 r6:ec3e1d8c r5:85894800 [ 1345.366276][ T32] r4:85894800 [ 1345.366335][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1345.366383][ T32] r5:85894800 r4:8291a680 [ 1345.366428][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.366472][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.366516][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec3e1e08 [ 1345.366588][ T32] r4:00000000 [ 1345.366612][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1345.366648][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.366684][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.366726][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c11c0 [ 1345.366760][ T32] r4:00000000 [ 1345.366783][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.366908][ T32] r9:83018005 r8:85894800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [ 1345.366988][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.367034][ T32] r5:00001000 r4:eba63000 [ 1345.367055][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.367094][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.367161][ T32] r5:85826b8c r4:85826800 [ 1345.367185][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.367259][ T32] r7:dddced80 r6:83018000 r5:85826b8c r4:850dd000 [ 1345.367302][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.367381][ T32] r10:61c88647 r9:85894800 r8:850dd02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.367407][ T32] r4:850dd000 [ 1345.367443][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.367503][ T32] r10:00000000 r9:850dd000 r8:80287e08 r7:ec3b9e60 r6:85041980 r5:85894800 [ 1345.367528][ T32] r4:00000001 [ 1345.367573][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.367667][ T32] Exception stack(0xec3e1fb0 to 0xec3e1ff8) [ 1345.367726][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.367785][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.367895][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.367953][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.368013][ T32] r4:84bc3c00 [ 1345.368303][ T32] INFO: task kworker/0:915:5532 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1345.368372][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.368492][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.368537][ T32] Call trace: [ 1345.368567][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.368645][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1345.368672][ T32] r4:00000000 [ 1345.368746][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.368789][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1345.368818][ T32] 9d20: a4825000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1345.368846][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1345.368871][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1345.369038][ T32] r4:e0539dc0 ** 6 printk messages dropped ** [ 1345.369323][ T32] r5:00001000 r4:e033d000 ** 6 printk messages dropped ** [ 1345.369595][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1345.370003][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1345.391180][ T32] Call trace: ** 6 printk messages dropped ** [ 1345.391441][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1345.391925][ T32] r9:83018005 r8:85896000 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 ** 4 printk messages dropped ** [ 1345.392125][ T32] r5:8582638c r4:85826000 ** 3 printk messages dropped ** [ 1345.392347][ T32] r10:61c88647 r9:85896000 r8:850dd1ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1345.392691][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1345.393574][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1345.393769][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1345.394064][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 9 printk messages dropped ** [ 1345.394469][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 ** 7 printk messages dropped ** [ 1345.394826][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) ** 6 printk messages dropped ** [ 1345.395025][ T32] INFO: task kworker/0:917:5535 blocked for more than 471 seconds. ** 2 printk messages dropped ** [ 1345.395170][ T32] task:kworker/0:917 state:D stack:0 pid:5535 tgid:5535 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.395259][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.395309][ T32] Call trace: [ 1345.395341][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1345.395393][ T32] r10:8291a684 r9:ec3c9d84 r8:00000002 r7:60000113 r6:ec3c9d8c r5:84912400 [ 1345.395416][ T32] r4:84912400 [ 1345.395462][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1345.395510][ T32] r5:84912400 r4:8291a680 [ 1345.395530][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.395571][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.395638][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec3c9e08 [ 1345.395764][ T32] r4:00000000 [ 1345.395788][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1345.395828][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.395865][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.395906][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c1040 [ 1345.395928][ T32] r4:00000000 [ 1345.395947][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.395992][ T32] r9:83018005 r8:84912400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 [ 1345.396013][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.396065][ T32] r5:00001000 r4:eba33000 [ 1345.396088][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.396128][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.396170][ T32] r5:8582678c r4:85826400 [ 1345.396190][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.396236][ T32] r7:dddced80 r6:83018000 r5:8582678c r4:850dd200 [ 1345.396258][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.396314][ T32] r10:61c88647 r9:84912400 r8:850dd22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.396398][ T32] r4:850dd200 [ 1345.396422][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.396483][ T32] r10:00000000 r9:850dd200 r8:80287e08 r7:ec3e1e60 r6:850dd280 r5:84912400 [ 1345.396508][ T32] r4:00000001 [ 1345.396527][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.396563][ T32] Exception stack(0xec3c9fb0 to 0xec3c9ff8) [ 1345.396589][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.396647][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.396722][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.396780][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.396808][ T32] r4:850c1000 [ 1345.397112][ T32] INFO: task kworker/0:917:5535 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1345.397149][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.397209][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.397284][ T32] Call trace: [ 1345.397325][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.397378][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1345.397401][ T32] r4:00000000 [ 1345.397420][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.397459][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1345.397486][ T32] 9d20: a4b49000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1345.397516][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1345.397541][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1345.397596][ T32] r5:80070013 r4:80239bb0 [ 1345.397626][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.397669][ T32] r4:82ac21e4 [ 1345.397715][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.397761][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1345.397784][ T32] r4:e0539dc0 [ 1345.397827][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.397909][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1345.397935][ T32] r4:00000000 [ 1345.397972][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.398022][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1345.398043][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.398085][ T32] r5:00001000 r4:e033d000 [ 1345.398105][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.398143][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.398239][ T32] r5:84b4d38c r4:84b4d000 [ 1345.398287][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.398344][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1345.398367][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1345.398533][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 8 printk messages dropped ** [ 1345.398847][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1345.399206][ T32] r4:84913000 ** 5 printk messages dropped ** [ 1345.399416][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1345.399671][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1345.399981][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.400024][ T32] r5:85826f8c r4:85826c00 [ 1345.400045][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.400092][ T32] r7:dddced80 r6:83018000 r5:85826f8c r4:850dd080 [ 1345.400114][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.400160][ T32] r10:61c88647 r9:84913000 r8:850dd0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.400182][ T32] r4:850dd080 [ 1345.400213][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.400272][ T32] r10:00000000 r9:850dd080 r8:80287e08 r7:ec3e1e60 r6:850dd300 r5:84913000 [ 1345.400309][ T32] r4:00000001 [ 1345.400357][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.400439][ T32] Exception stack(0xec3e5fb0 to 0xec3e5ff8) [ 1345.400520][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.423497][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.423550][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.423611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.423695][ T32] r4:850c13c0 [ 1345.424108][ T32] INFO: task kworker/0:918:5538 is blocked on a mutex likely owned by task kworker/0:181:3703. ** 7 printk messages dropped ** [ 1345.424837][ T32] Exception stack(0xe0539d28 to 0xe0539d70) ** 6 printk messages dropped ** [ 1345.425360][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1345.425887][ T32] r5:84b4d38c r4:84b4d000 ** 6 printk messages dropped ** [ 1345.426308][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 8 printk messages dropped ** [ 1345.426610][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1345.427120][ T32] r4:84913c00 ** 5 printk messages dropped ** [ 1345.427443][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1345.427584][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c1500 ** 7 printk messages dropped ** [ 1345.427925][ T32] r5:8582738c r4:85827000 ** 2 printk messages dropped ** [ 1345.428012][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1345.428408][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1345.428992][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.429451][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 ** 9 printk messages dropped ** [ 1345.429822][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1345.430225][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1345.430364][ T32] r4:84bc7b80 [ 1345.430410][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.450229][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1345.450409][ T32] r4:00000001 [ 1345.450951][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.451041][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1345.451076][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.451144][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.451260][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.451359][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.451397][ T32] r4:84bcf980 [ 1345.451422][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.451480][ T32] INFO: task kworker/0:920:5542 blocked for more than 471 seconds. [ 1345.451552][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.451727][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.451755][ T32] task:kworker/0:920 state:D stack:0 pid:5542 tgid:5542 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.451906][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.451987][ T32] Call trace: [ 1345.452025][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1345.452080][ T32] r10:8291a684 r9:ec3f5d84 r8:00000002 r7:60000113 r6:ec3f5d8c r5:84915400 [ 1345.452241][ T32] r4:84915400 [ 1345.452267][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1345.452320][ T32] r5:84915400 r4:8291a680 [ 1345.452396][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.452442][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.452485][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec3f5e08 [ 1345.452535][ T32] r4:00000000 [ 1345.452566][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1345.452604][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.452645][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.452688][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c16c0 [ 1345.452714][ T32] r4:00000000 [ 1345.452748][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.452800][ T32] r9:83018005 r8:84915400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b9000 [ 1345.452824][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.452867][ T32] r5:00001000 r4:ebacf000 [ 1345.452915][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.453039][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.453087][ T32] r5:8582778c r4:85827400 [ 1345.453109][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.453211][ T32] r7:dddced80 r6:83018000 r5:8582778c r4:850dd400 [ 1345.453239][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.453289][ T32] r10:61c88647 r9:84915400 r8:850dd42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.453314][ T32] r4:850dd400 [ 1345.453345][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.453420][ T32] r10:00000000 r9:850dd400 r8:80287e08 r7:ec3ade60 r6:850dd580 r5:84915400 [ 1345.453447][ T32] r4:00000001 [ 1345.453466][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.453528][ T32] Exception stack(0xec3f5fb0 to 0xec3f5ff8) [ 1345.453564][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.453595][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.453651][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.453709][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.453736][ T32] r4:850c14c0 [ 1345.454147][ T32] INFO: task kworker/0:920:5542 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1345.454185][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.454493][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.454578][ T32] Call trace: [ 1345.454755][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.454873][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1345.454938][ T32] r4:00000000 [ 1345.454994][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.455045][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1345.455105][ T32] 9d20: a503a000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1345.455139][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1345.455165][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1345.455189][ T32] r5:80070013 r4:80239bb0 [ 1345.455211][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.455329][ T32] r4:82ac21e4 [ 1345.455366][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.455451][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 ** 3 printk messages dropped ** [ 1345.455604][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1345.455947][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1345.456722][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1345.456932][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.457041][ T32] INFO: task kworker/0:921:5544 blocked for more than 471 seconds. [ 1345.457078][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.457129][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.457181][ T32] task:kworker/0:921 state:D stack:0 pid:5544 tgid:5544 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.457262][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.457316][ T32] Call trace: [ 1345.457376][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1345.457496][ T32] r10:8291a684 r9:ec3f9d84 r8:00000002 r7:60000013 r6:ec3f9d8c r5:84916c00 [ 1345.457553][ T32] r4:84916c00 [ 1345.457580][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1345.457631][ T32] r5:84916c00 r4:8291a680 [ 1345.457652][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.457702][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.457750][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec3f9e08 [ 1345.457802][ T32] r4:00000000 [ 1345.457824][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1345.457871][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.457934][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.457979][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c1900 [ 1345.458002][ T32] r4:00000000 [ 1345.458048][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.458098][ T32] r9:83018005 r8:84916c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 [ 1345.458122][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.458165][ T32] r5:00001000 r4:ebaf3000 [ 1345.458190][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.458230][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.458273][ T32] r5:85827b8c r4:85827800 [ 1345.458293][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.458373][ T32] r7:dddced80 r6:83018000 r5:85827b8c r4:850dd480 [ 1345.458455][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.458507][ T32] r10:61c88647 r9:84916c00 r8:850dd4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.458560][ T32] r4:850dd480 [ 1345.458613][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.458662][ T32] r10:00000000 r9:850dd480 r8:80287e08 r7:ec3f5e60 r6:850dd680 r5:84916c00 [ 1345.458686][ T32] r4:00000001 [ 1345.458704][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.458743][ T32] Exception stack(0xec3f9fb0 to 0xec3f9ff8) [ 1345.458770][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.458798][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.458824][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.458878][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.458931][ T32] r4:850c1680 [ 1345.459241][ T32] INFO: task kworker/0:921:5544 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1345.459280][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.459381][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.459456][ T32] Call trace: [ 1345.459500][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.459565][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1345.459602][ T32] r4:00000000 [ 1345.459637][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.459681][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1345.459710][ T32] 9d20: a503a000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1345.459739][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1345.459763][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1345.459812][ T32] r5:80070013 r4:80239bb0 [ 1345.459837][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 3 printk messages dropped ** [ 1345.460126][ T32] r4:e0539dc0 ** 6 printk messages dropped ** [ 1345.491276][ T32] r5:00001000 r4:e033d000 ** 6 printk messages dropped ** [ 1345.491565][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1345.491861][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1345.492349][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.492701][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1345.493078][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1345.493271][ T32] r5:85827f8c r4:85827c00 ** 3 printk messages dropped ** [ 1345.493532][ T32] r10:61c88647 r9:848d8000 r8:850dd52c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1345.494039][ T32] r4:850c18c0 ** 4 printk messages dropped ** [ 1345.494720][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1345.494919][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1345.494951][ T32] 9d20: a55e3000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1345.495114][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1345.495161][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1345.495189][ T32] r5:80070013 r4:80239bb0 [ 1345.495210][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.495252][ T32] r4:82ac21e4 [ 1345.495293][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.495350][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1345.495413][ T32] r4:e0539dc0 [ 1345.495463][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.495550][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1345.495579][ T32] r4:00000000 [ 1345.495699][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.495764][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1345.495789][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.495833][ T32] r5:00001000 r4:e033d000 [ 1345.495865][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.495943][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.495989][ T32] r5:84b4d38c r4:84b4d000 [ 1345.496010][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.496055][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1345.496103][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.496228][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.496273][ T32] r4:84bc7b80 [ 1345.496354][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.496430][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1345.496456][ T32] r4:00000001 [ 1345.496532][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.496594][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1345.496624][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.496654][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1345.496733][ T32] r4:84bcf980 ** 5 printk messages dropped ** [ 1345.496903][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.497231][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1345.497742][ T32] r9:83018005 r8:848d8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c3000 ** 4 printk messages dropped ** [ 1345.497906][ T32] r5:8583038c r4:85830000 [ 1345.497960][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.498060][ T32] r7:dddced80 r6:83018000 r5:8583038c r4:850dd600 [ 1345.498085][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.498132][ T32] r10:61c88647 r9:848d8c00 r8:850dd62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.498182][ T32] r4:850dd600 [ 1345.498206][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.498279][ T32] r10:00000000 r9:850dd600 r8:80287e08 r7:ec3fde60 r6:850dd700 r5:848d8c00 [ 1345.498312][ T32] r4:00000001 [ 1345.498360][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.498424][ T32] Exception stack(0xec401fb0 to 0xec401ff8) [ 1345.498456][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.498485][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.498513][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.498542][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.498573][ T32] r4:850c1600 [ 1345.498854][ T32] INFO: task kworker/0:923:5547 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1345.498889][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.498946][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.499010][ T32] Call trace: [ 1345.499039][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.499092][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1345.499142][ T32] r4:00000000 [ 1345.499165][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.499263][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1345.499328][ T32] 9d20: a55e3000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1345.499361][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1345.499386][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1345.499465][ T32] r5:80070013 r4:80239bb0 [ 1345.499488][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.499556][ T32] r4:82ac21e4 [ 1345.499591][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.499664][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1345.499771][ T32] r4:e0539dc0 [ 1345.499794][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.499878][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1345.499904][ T32] r4:00000000 [ 1345.499953][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.500003][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1345.500025][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1345.500223][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1345.517679][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1345.518154][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.518588][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1345.518946][ T32] r9:83018205 r8:85893000 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 ** 4 printk messages dropped ** [ 1345.519263][ T32] r5:849ef38c r4:849ef000 [ 1345.519311][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1345.519699][ T32] r10:00000000 r9:85041a80 r8:80287e08 r7:eb7b9e60 r6:85041b80 r5:85893000 ** 9 printk messages dropped ** [ 1345.534074][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1345.535254][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 ** 11 printk messages dropped ** [ 1345.535866][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1345.536303][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) ** 6 printk messages dropped ** [ 1345.536615][ T32] INFO: task kworker/0:924:5553 blocked for more than 471 seconds. ** 9 printk messages dropped ** [ 1345.537174][ T32] r5:8588ec00 r4:8291a680 ** 5 printk messages dropped ** [ 1345.537491][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1345.537806][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1345.537902][ T32] r5:8583078c r4:85830400 ** 3 printk messages dropped ** [ 1345.538082][ T32] r10:61c88647 r9:8588ec00 r8:850dd92c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1345.538370][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.539155][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 8 printk messages dropped ** [ 1345.539470][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1345.539668][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 11 printk messages dropped ** [ 1345.540146][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1345.556140][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.556178][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.556259][ T32] r4:84bcf980 [ 1345.556289][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.556359][ T32] INFO: task kworker/0:925:5555 blocked for more than 472 seconds. [ 1345.556399][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.556437][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.556483][ T32] task:kworker/0:925 state:D stack:0 pid:5555 tgid:5555 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.556555][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.556693][ T32] Call trace: [ 1345.556759][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1345.556844][ T32] r10:8291a684 r9:ec43dd84 r8:00000002 r7:60000113 r6:ec43dd8c r5:85895400 [ 1345.556899][ T32] r4:85895400 [ 1345.556948][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1345.557025][ T32] r5:85895400 r4:8291a680 [ 1345.557051][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.557120][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.557167][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec43de08 [ 1345.557190][ T32] r4:00000000 [ 1345.557209][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1345.557264][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.557316][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.557413][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc3fc0 [ 1345.557499][ T32] r4:00000000 [ 1345.557522][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.557577][ T32] r9:83018005 r8:85895400 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1345.557600][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.557649][ T32] r5:00001000 r4:dfac7000 [ 1345.557699][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.557743][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.557786][ T32] r5:85830b8c r4:85830800 [ 1345.557833][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.557885][ T32] r7:dddced80 r6:83018000 r5:85830b8c r4:850dd980 [ 1345.557907][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.557981][ T32] r10:61c88647 r9:85895400 r8:850dd9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.558033][ T32] r4:850dd980 [ 1345.558082][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.558133][ T32] r10:00000000 r9:850dd980 r8:80287e08 r7:ec42de60 r6:85041b00 r5:85895400 [ 1345.558156][ T32] r4:00000001 [ 1345.558234][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.558277][ T32] Exception stack(0xec43dfb0 to 0xec43dff8) [ 1345.558305][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.558360][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.558416][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.558475][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.558501][ T32] r4:84bc3c00 [ 1345.558935][ T32] INFO: task kworker/0:925:5555 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1345.559013][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.559108][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.559154][ T32] Call trace: [ 1345.559185][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.559262][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1345.559291][ T32] r4:00000000 [ 1345.559314][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.559356][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1345.559384][ T32] 9d20: a5a4b000 edb95000 00000001 80239b98 7f53b000 00000001 ** 4 printk messages dropped ** [ 1345.559618][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1345.559893][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 11 printk messages dropped ** [ 1345.573910][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1345.574420][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.574848][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.575180][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1345.575634][ T32] r9:83018005 r8:85896c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00d000 ** 2 printk messages dropped ** [ 1345.575722][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.575788][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.575847][ T32] r5:85830f8c r4:85830c00 [ 1345.575895][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.575971][ T32] r7:dddced80 r6:83018000 r5:85830f8c r4:850dd880 [ 1345.576016][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.576102][ T32] r10:61c88647 r9:85896c00 r8:850dd8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.576129][ T32] r4:850dd880 [ 1345.576149][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.576194][ T32] r10:00000000 r9:850dd880 r8:80287e08 r7:ec43de60 r6:85041c80 r5:85896c00 [ 1345.576244][ T32] r4:00000001 [ 1345.576267][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.576352][ T32] Exception stack(0xec431fb0 to 0xec431ff8) [ 1345.576422][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.576456][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.576509][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.576558][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.576584][ T32] r4:84bc3c00 [ 1345.577004][ T32] INFO: task kworker/0:926:5556 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1345.577069][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.577165][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.577211][ T32] Call trace: [ 1345.577240][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.577296][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1345.577323][ T32] r4:00000000 [ 1345.577365][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.577437][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1345.577470][ T32] 9d20: a5dd1000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1345.577526][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1345.577568][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1345.577592][ T32] r5:80070013 r4:80239bb0 [ 1345.577612][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.577659][ T32] r4:82ac21e4 [ 1345.577680][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.577722][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1345.577745][ T32] r4:e0539dc0 [ 1345.577786][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.577867][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1345.577898][ T32] r4:00000000 [ 1345.577931][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.578008][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1345.578034][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.578089][ T32] r5:00001000 r4:e033d000 [ 1345.578143][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.578187][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.578230][ T32] r5:84b4d38c r4:84b4d000 [ 1345.578275][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.578330][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1345.578354][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.578428][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.578481][ T32] r4:84bc7b80 ** 1 printk messages dropped ** [ 1345.578624][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 6 printk messages dropped ** [ 1345.578934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1345.579395][ T32] r4:85898c00 ** 1 printk messages dropped ** [ 1345.579511][ T32] r5:85898c00 r4:8291a680 [ 1345.579535][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.579607][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.579661][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec445e08 [ 1345.579710][ T32] r4:00000000 [ 1345.579760][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1345.579800][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.579835][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.579875][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bba240 [ 1345.579897][ T32] r4:00000000 [ 1345.579932][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.580005][ T32] r9:83018005 r8:85898c00 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1345.580048][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.580093][ T32] r5:00001000 r4:eb317000 [ 1345.580114][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.580184][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.580232][ T32] r5:85831f8c r4:85831c00 [ 1345.580257][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.580319][ T32] r7:dddced80 r6:83018000 r5:85831f8c r4:850dd800 [ 1345.580368][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.580416][ T32] r10:61c88647 r9:85898c00 r8:850dd82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.580503][ T32] r4:850dd800 [ 1345.604461][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.604622][ T32] r10:00000000 r9:850dd800 r8:80287e08 r7:ec431e60 r6:85041d00 r5:85898c00 [ 1345.604665][ T32] r4:00000001 [ 1345.604700][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.604765][ T32] Exception stack(0xec445fb0 to 0xec445ff8) [ 1345.604969][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.605025][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.605070][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.605120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.605178][ T32] r4:84bc6080 [ 1345.605817][ T32] INFO: task kworker/0:927:5558 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1345.605908][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.606158][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.606234][ T32] Call trace: [ 1345.606465][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.606529][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 2 printk messages dropped ** [ 1345.606705][ T32] Exception stack(0xe0539d28 to 0xe0539d70) ** 1 printk messages dropped ** [ 1345.606766][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1345.606832][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1345.606859][ T32] r5:80070013 r4:80239bb0 [ 1345.606882][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.606950][ T32] r4:82ac21e4 [ 1345.607015][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.607095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1345.607217][ T32] r4:e0539dc0 [ 1345.607242][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.607460][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1345.607486][ T32] r4:00000000 [ 1345.607520][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.607577][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1345.607600][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.607648][ T32] r5:00001000 r4:e033d000 [ 1345.607670][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.607709][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.607751][ T32] r5:84b4d38c r4:84b4d000 [ 1345.607808][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.607862][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1345.607887][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1345.608024][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 8 printk messages dropped ** [ 1345.608542][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1345.609339][ T32] r5:8589a400 r4:8291a680 ** 5 printk messages dropped ** [ 1345.609692][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1345.610130][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.610172][ T32] r5:8583138c r4:85831000 [ 1345.610191][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1345.625711][ T32] r10:00000000 r9:850dda80 r8:80287e08 r7:ec445e60 r6:85041d80 r5:8589a400 ** 9 printk messages dropped ** [ 1345.626478][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1345.627596][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1345.627827][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1345.627856][ T32] r4:00000000 [ 1345.627942][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.627995][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1345.628037][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.628086][ T32] r5:00001000 r4:e033d000 [ 1345.628107][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.628148][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.628190][ T32] r5:84b4d38c r4:84b4d000 [ 1345.628211][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.628307][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1345.628366][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.628420][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.628444][ T32] r4:84bc7b80 [ 1345.628500][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.628561][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1345.628622][ T32] r4:00000001 [ 1345.628685][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.628726][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1345.628755][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.628804][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.628846][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.628878][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.628901][ T32] r4:84bcf980 [ 1345.628923][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.628964][ T32] INFO: task kworker/0:929:5562 blocked for more than 472 seconds. [ 1345.629034][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.629095][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.629149][ T32] task:kworker/0:929 state:D stack:0 pid:5562 tgid:5562 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.629623][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.629793][ T32] Call trace: [ 1345.629829][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1345.630364][ T32] r10:8291a684 r9:ec459d84 r8:00000002 r7:60000113 r6:ec459d8c r5:85899800 ** 4 printk messages dropped ** [ 1345.648383][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1345.648780][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1345.648965][ T32] r5:8583178c r4:85831400 [ 1345.648984][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1345.649293][ T32] r10:00000000 r9:850dda00 r8:80287e08 r7:ec445e60 r6:85041e00 r5:85899800 ** 9 printk messages dropped ** [ 1345.650041][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1345.655876][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1345.656433][ T32] r5:00001000 r4:e033d000 ** 6 printk messages dropped ** [ 1345.656686][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1345.656942][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1345.657362][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.657723][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1345.658038][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1345.658187][ T32] r5:85831b8c r4:85831800 ** 3 printk messages dropped ** [ 1345.658352][ T32] r10:61c88647 r9:8589b000 r8:850ddbac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1345.658615][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.659304][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 11 printk messages dropped ** [ 1345.659718][ T32] r4:e0539dc0 ** 5 printk messages dropped ** [ 1345.659910][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1345.660350][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 9 printk messages dropped ** [ 1345.681665][ T32] INFO: task kworker/0:931:5566 blocked for more than 472 seconds. ** 6 printk messages dropped ** [ 1345.682036][ T32] r10:8291a684 r9:ec471d84 r8:00000002 r7:60000113 r6:ec471d8c r5:8589bc00 [ 1345.682060][ T32] r4:8589bc00 [ 1345.682081][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1345.682164][ T32] r5:8589bc00 r4:8291a680 [ 1345.682189][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.682230][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.682286][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec471e08 [ 1345.682313][ T32] r4:00000000 [ 1345.682332][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1345.682368][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.682405][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.682447][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bbaa80 [ 1345.682472][ T32] r4:00000000 [ 1345.682492][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.682538][ T32] r9:83018005 r8:8589bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1345.682567][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.682610][ T32] r5:00001000 r4:eb62b000 [ 1345.682643][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.682688][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.682730][ T32] r5:8583338c r4:85833000 [ 1345.682750][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.682854][ T32] r7:dddced80 r6:83018000 r5:8583338c r4:850ddd80 [ 1345.682880][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.682929][ T32] r10:61c88647 r9:8589bc00 r8:850dddac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.682952][ T32] r4:850ddd80 [ 1345.682985][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.683111][ T32] r10:00000000 r9:850ddd80 r8:80287e08 r7:ec445e60 r6:85041f00 r5:8589bc00 [ 1345.683138][ T32] r4:00000001 [ 1345.683158][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.683197][ T32] Exception stack(0xec471fb0 to 0xec471ff8) [ 1345.683224][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.683337][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.683464][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.683633][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.683694][ T32] r4:84bba4c0 [ 1345.684177][ T32] INFO: task kworker/0:931:5566 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1345.684225][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.684360][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.684556][ T32] Call trace: [ 1345.684713][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.684775][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1345.684812][ T32] r4:00000000 [ 1345.684905][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.684952][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1345.684982][ T32] 9d20: a6b09000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1345.685011][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1345.685035][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1345.685147][ T32] r5:80070013 r4:80239bb0 [ 1345.685172][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.685216][ T32] r4:82ac21e4 [ 1345.685237][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.685296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1345.685322][ T32] r4:e0539dc0 [ 1345.685341][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.685384][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1345.685408][ T32] r4:00000000 [ 1345.685446][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.685553][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1345.685603][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.685713][ T32] r5:00001000 r4:e033d000 [ 1345.685766][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.685852][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.685946][ T32] r5:84b4d38c r4:84b4d000 [ 1345.685994][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.686089][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1345.686137][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.686261][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.686323][ T32] r4:84bc7b80 [ 1345.686369][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.686469][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1345.686523][ T32] r4:00000001 [ 1345.686594][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.686680][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1345.686774][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.686824][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.686851][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.686881][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.686904][ T32] r4:84bcf980 [ 1345.686925][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.686951][ T32] INFO: task kworker/0:932:5568 blocked for more than 472 seconds. [ 1345.686981][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.687005][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.687028][ T32] task:kworker/0:932 state:D stack:0 pid:5568 tgid:5568 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.687076][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.687188][ T32] Call trace: [ 1345.687224][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1345.687343][ T32] r10:8291a684 r9:ec479d84 r8:00000002 r7:60000113 r6:ec479d8c r5:8589c800 [ 1345.687388][ T32] r4:8589c800 ** 1 printk messages dropped ** [ 1345.687458][ T32] r5:8589c800 r4:8291a680 ** 2 printk messages dropped ** [ 1345.687657][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec479e08 [ 1345.687937][ T32] r4:00000000 [ 1345.687962][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1345.687998][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.688032][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.688073][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bba580 [ 1345.688094][ T32] r4:00000000 [ 1345.688161][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.688268][ T32] r9:83018005 r8:8589c800 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1345.688353][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.688449][ T32] r5:00001000 r4:eb38b000 [ 1345.688495][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.688650][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.689006][ T32] r5:8583238c r4:85832000 [ 1345.689069][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.689154][ T32] r7:dddced80 r6:83018000 r5:8583238c r4:850ddc00 [ 1345.689206][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.689304][ T32] r10:61c88647 r9:8589c800 r8:850ddc2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.689356][ T32] r4:850ddc00 [ 1345.689388][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.689443][ T32] r10:00000000 r9:850ddc00 r8:80287e08 r7:ec471e60 r6:85041f80 r5:8589c800 [ 1345.689467][ T32] r4:00000001 [ 1345.689489][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.689681][ T32] Exception stack(0xec479fb0 to 0xec479ff8) [ 1345.689809][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.689844][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.689871][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.689901][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.689924][ T32] r4:84bba4c0 [ 1345.690208][ T32] INFO: task kworker/0:932:5568 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1345.690267][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.690381][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.722038][ T32] Call trace: [ 1345.722091][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.722192][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1345.722218][ T32] r4:00000000 [ 1345.722240][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.722285][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1345.722336][ T32] 9d20: a7064000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1345.722369][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1345.722395][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1345.722452][ T32] r5:80070013 r4:80239bb0 [ 1345.722478][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1345.723041][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1345.723436][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1345.723665][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) ** 6 printk messages dropped ** [ 1345.723996][ T32] INFO: task kworker/0:933:5570 blocked for more than 472 seconds. ** 7 printk messages dropped ** [ 1345.724609][ T32] r4:8589d400 ** 5 printk messages dropped ** [ 1345.724950][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1345.725128][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bba700 ** 7 printk messages dropped ** [ 1345.726231][ T32] r5:8583278c r4:85832400 [ 1345.726274][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1345.726565][ T32] r10:61c88647 r9:8589d400 r8:850ddcac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1345.727246][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.728833][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 7 printk messages dropped ** [ 1345.729548][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1345.730363][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1345.760182][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 8 printk messages dropped ** [ 1345.761047][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.761105][ T32] INFO: task kworker/0:934:5572 blocked for more than 472 seconds. [ 1345.761141][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.761167][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.761217][ T32] task:kworker/0:934 state:D stack:0 pid:5572 tgid:5572 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.761425][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.761496][ T32] Call trace: [ 1345.761552][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1345.761670][ T32] r10:8291a684 r9:ec4a1d84 r8:00000002 r7:60000113 r6:ec4a1d8c r5:8589e000 [ 1345.761700][ T32] r4:8589e000 [ 1345.761744][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1345.761901][ T32] r5:8589e000 r4:8291a680 [ 1345.761931][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.762014][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.762137][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec4a1e08 [ 1345.762306][ T32] r4:00000000 [ 1345.762339][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1345.762384][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.762425][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.763243][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bba740 [ 1345.763520][ T32] r4:00000000 [ 1345.763550][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.763602][ T32] r9:83018005 r8:8589e000 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1345.763624][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.763668][ T32] r5:00001000 r4:eb4b1000 [ 1345.763690][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.763769][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.763821][ T32] r5:85832b8c r4:85832800 [ 1345.763842][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.763908][ T32] r7:dddced80 r6:83018000 r5:85832b8c r4:850ddb00 [ 1345.763967][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.764053][ T32] r10:61c88647 r9:8589e000 r8:850ddb2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.764094][ T32] r4:850ddb00 [ 1345.764173][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.764258][ T32] r10:00000000 r9:850ddb00 r8:80287e08 r7:ec471e60 r6:850d7080 r5:8589e000 [ 1345.764284][ T32] r4:00000001 [ 1345.764391][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.764442][ T32] Exception stack(0xec4a1fb0 to 0xec4a1ff8) [ 1345.764584][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.764651][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.764682][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.764713][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.764747][ T32] r4:84bba880 [ 1345.765197][ T32] INFO: task kworker/0:934:5572 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1345.765238][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.765346][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.765431][ T32] Call trace: [ 1345.765486][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.765544][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1345.765591][ T32] r4:00000000 [ 1345.765615][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.765656][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1345.765685][ T32] 9d20: a73ab000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1345.765714][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1345.765739][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1345.765762][ T32] r5:80070013 r4:80239bb0 [ 1345.765783][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.765899][ T32] r4:82ac21e4 [ 1345.765925][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.765971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1345.766029][ T32] r4:e0539dc0 [ 1345.766052][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.766096][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1345.766120][ T32] r4:00000000 [ 1345.766140][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.766186][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1345.766255][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.766315][ T32] r5:00001000 r4:e033d000 [ 1345.766344][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.766392][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.766437][ T32] r5:84b4d38c r4:84b4d000 ** 1 printk messages dropped ** [ 1345.766504][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 ** 7 printk messages dropped ** [ 1345.766967][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) ** 6 printk messages dropped ** [ 1345.767150][ T32] INFO: task kworker/0:935:5574 blocked for more than 472 seconds. ** 9 printk messages dropped ** [ 1345.767513][ T32] r5:8589ec00 r4:8291a680 ** 5 printk messages dropped ** [ 1345.767754][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1345.768620][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1345.768786][ T32] r5:85832f8c r4:85832c00 [ 1345.769025][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.769089][ T32] r7:dddced80 r6:83018000 r5:85832f8c r4:850ddf00 [ 1345.769151][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.769374][ T32] r10:61c88647 r9:8589ec00 r8:850ddf2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.769409][ T32] r4:850ddf00 [ 1345.769429][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.769582][ T32] r10:00000000 r9:850ddf00 r8:80287e08 r7:ec471e60 r6:850d7100 r5:8589ec00 [ 1345.769703][ T32] r4:00000001 [ 1345.769727][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.769765][ T32] Exception stack(0xec4a9fb0 to 0xec4a9ff8) [ 1345.769792][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.770114][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.770145][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.770173][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.770195][ T32] r4:84bba9c0 [ 1345.801740][ T32] INFO: task kworker/0:935:5574 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1345.801903][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1345.802241][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1345.802597][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1345.803029][ T32] r5:00001000 r4:e033d000 ** 6 printk messages dropped ** [ 1345.803475][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1345.804031][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1345.804642][ T32] Call trace: ** 7 printk messages dropped ** [ 1345.805000][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec4b1e08 ** 5 printk messages dropped ** [ 1345.805404][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1345.805929][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1345.805997][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1345.806551][ T32] Exception stack(0xec4b1fb0 to 0xec4b1ff8) ** 6 printk messages dropped ** [ 1345.807186][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1345.807811][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1345.807838][ T32] r4:00000000 [ 1345.807858][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.807917][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1345.807952][ T32] 9d20: a7a8f000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1345.808018][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1345.808046][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1345.808072][ T32] r5:80070013 r4:80239bb0 [ 1345.808126][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.808172][ T32] r4:82ac21e4 [ 1345.808193][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.808235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1345.808289][ T32] r4:e0539dc0 [ 1345.808320][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.808389][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1345.808412][ T32] r4:00000000 [ 1345.808432][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.808477][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1345.808498][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.808540][ T32] r5:00001000 r4:e033d000 [ 1345.808559][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.808628][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.808676][ T32] r5:84b4d38c r4:84b4d000 [ 1345.808696][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.808743][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1345.808786][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.808878][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.808904][ T32] r4:84bc7b80 [ 1345.808963][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.809014][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1345.809058][ T32] r4:00000001 [ 1345.809081][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.809118][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1345.809247][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.809279][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.809319][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.809349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.809371][ T32] r4:84bcf980 [ 1345.809456][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.809486][ T32] INFO: task kworker/0:937:5578 blocked for more than 472 seconds. [ 1345.809516][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.809542][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.809564][ T32] task:kworker/0:937 state:D stack:0 pid:5578 tgid:5578 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.809631][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.809713][ T32] Call trace: [ 1345.809744][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1345.809793][ T32] r10:8291a684 r9:ec4b9d84 r8:00000002 r7:60000113 r6:ec4b9d8c r5:858a0c00 [ 1345.809829][ T32] r4:858a0c00 [ 1345.809853][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1345.810003][ T32] r5:858a0c00 r4:8291a680 [ 1345.810027][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.810125][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.810171][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec4b9e08 [ 1345.810193][ T32] r4:00000000 [ 1345.810214][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1345.810248][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.810282][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.810333][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bbabc0 ** 6 printk messages dropped ** [ 1345.819024][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.819109][ T32] r5:8583378c r4:85833400 [ 1345.819135][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1345.819301][ T32] r4:850ddd00 ** 7 printk messages dropped ** [ 1345.819722][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1345.834069][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1345.834534][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1345.835028][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1345.835691][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 8 printk messages dropped ** [ 1345.836028][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1345.836904][ T32] r5:858a0000 r4:8291a680 ** 5 printk messages dropped ** [ 1345.837133][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.837168][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.837210][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bbac40 [ 1345.837237][ T32] r4:00000000 [ 1345.837259][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.837313][ T32] r9:83018005 r8:858a0000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1345.837340][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.837384][ T32] r5:00001000 r4:eb683000 [ 1345.837448][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.837491][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.837533][ T32] r5:85833b8c r4:85833800 [ 1345.837591][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.837746][ T32] r7:dddced80 r6:83018000 r5:85833b8c r4:857d4f00 [ 1345.837869][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.837920][ T32] r10:61c88647 r9:858a0000 r8:857d4f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.837943][ T32] r4:857d4f00 [ 1345.837962][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.838006][ T32] r10:00000000 r9:857d4f00 r8:80287e08 r7:ec4b1e60 r6:850d7280 r5:858a0000 [ 1345.838046][ T32] r4:00000001 [ 1345.838069][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.838106][ T32] Exception stack(0xec4c1fb0 to 0xec4c1ff8) [ 1345.838136][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.838200][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.838231][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.838260][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.838386][ T32] r4:84bbadc0 [ 1345.838801][ T32] INFO: task kworker/0:938:5580 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1345.838838][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.838897][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.839013][ T32] Call trace: [ 1345.839045][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.839097][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1345.839158][ T32] r4:00000000 [ 1345.839182][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.839222][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1345.839286][ T32] 9d20: a7b9b000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1345.839328][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1345.839355][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1345.839379][ T32] r5:80070013 r4:80239bb0 [ 1345.839435][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.839512][ T32] r4:82ac21e4 [ 1345.839536][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.839580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1345.839645][ T32] r4:e0539dc0 [ 1345.839668][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.839710][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1345.839745][ T32] r4:00000000 [ 1345.839768][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.839815][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1345.839947][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.839995][ T32] r5:00001000 r4:e033d000 [ 1345.840019][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1345.840235][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1345.859290][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) ** 6 printk messages dropped ** [ 1345.859667][ T32] INFO: task kworker/0:939:5582 blocked for more than 472 seconds. ** 9 printk messages dropped ** [ 1345.861448][ T32] r5:858a1800 r4:8291a680 ** 5 printk messages dropped ** [ 1345.862262][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1345.862929][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1345.863248][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1345.864017][ T32] Exception stack(0xec4c9fb0 to 0xec4c9ff8) ** 6 printk messages dropped ** [ 1345.865312][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1345.867344][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 ** 9 printk messages dropped ** [ 1345.868077][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1345.868823][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1345.869261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1345.870142][ T32] r10:8291a684 r9:ec4d1d84 r8:00000002 r7:60000113 r6:ec4d1d8c r5:858a2400 ** 8 printk messages dropped ** [ 1345.903292][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1345.904218][ T32] r5:8583438c r4:85834000 [ 1345.904470][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1345.904933][ T32] r10:61c88647 r9:858a2400 r8:850ddfac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.904985][ T32] r4:850ddf80 [ 1345.905027][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.905123][ T32] r10:00000000 r9:850ddf80 r8:80287e08 r7:ec4b1e60 r6:850d7380 r5:858a2400 [ 1345.905173][ T32] r4:00000001 [ 1345.905215][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.905293][ T32] Exception stack(0xec4d1fb0 to 0xec4d1ff8) [ 1345.905470][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.905539][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.905599][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.905662][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.905807][ T32] r4:84bbae00 [ 1345.906617][ T32] INFO: task kworker/0:940:5584 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1345.906706][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.907111][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.907416][ T32] Call trace: [ 1345.907635][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.907746][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1345.907884][ T32] r4:00000000 [ 1345.907935][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.908177][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1345.908243][ T32] 9d20: a85b3000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1345.908312][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1345.908444][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1345.908503][ T32] r5:80070013 r4:80239bb0 [ 1345.908565][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.908657][ T32] r4:82ac21e4 [ 1345.908705][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.908796][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1345.908842][ T32] r4:e0539dc0 [ 1345.908887][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.908976][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1345.909024][ T32] r4:00000000 [ 1345.909065][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.909159][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1345.909252][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.909355][ T32] r5:00001000 r4:e033d000 [ 1345.909402][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.909484][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.909573][ T32] r5:84b4d38c r4:84b4d000 [ 1345.909619][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.909715][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1345.909759][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.909850][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.909895][ T32] r4:84bc7b80 [ 1345.909937][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.910034][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1345.910082][ T32] r4:00000001 [ 1345.910122][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.910193][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1345.910246][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.910314][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.910383][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.941034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.941154][ T32] r4:84bcf980 [ 1345.941236][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.941325][ T32] INFO: task kworker/0:941:5586 blocked for more than 472 seconds. [ 1345.941394][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.941445][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.941492][ T32] task:kworker/0:941 state:D stack:0 pid:5586 tgid:5586 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.941620][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1345.941983][ T32] r10:8291a684 r9:ec4d9d84 r8:00000002 r7:60000113 r6:ec4d9d8c r5:858a3000 ** 8 printk messages dropped ** [ 1345.943104][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1345.944151][ T32] r5:8583478c r4:85834400 [ 1345.944195][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1345.944463][ T32] r10:61c88647 r9:858a3000 r8:850ec0ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1345.945895][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1345.947255][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1345.948111][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1345.948541][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 11 printk messages dropped ** [ 1345.949271][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1345.949664][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1345.950020][ T32] Call trace: ** 6 printk messages dropped ** [ 1345.950479][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1345.984767][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.984858][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.984955][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ef680 [ 1345.985011][ T32] r4:00000000 [ 1345.985063][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.985171][ T32] r9:83018005 r8:848db000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1345.985227][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.985337][ T32] r5:00001000 r4:eb887000 [ 1345.985427][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.985606][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.985715][ T32] r5:85834b8c r4:85834800 [ 1345.985768][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.985877][ T32] r7:dddced80 r6:83018000 r5:85834b8c r4:850ec180 [ 1345.985932][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.986038][ T32] r10:61c88647 r9:848db000 r8:850ec1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.986096][ T32] r4:850ec180 [ 1345.986145][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.986269][ T32] r10:00000000 r9:850ec180 r8:80287e08 r7:ec4b1e60 r6:850ec000 r5:848db000 [ 1345.986337][ T32] r4:00000001 [ 1345.986384][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.986490][ T32] Exception stack(0xec4d5fb0 to 0xec4d5ff8) [ 1345.986564][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.986648][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.986719][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.986783][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.986834][ T32] r4:850ef140 [ 1345.987569][ T32] INFO: task kworker/0:942:5588 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1345.987677][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.987828][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.987961][ T32] Call trace: [ 1345.988041][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.988154][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1345.988226][ T32] r4:00000000 [ 1345.988281][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.988443][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1345.988516][ T32] 9d20: a937d000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1345.988581][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1345.988685][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1345.988751][ T32] r5:80070013 r4:80239bb0 [ 1345.988803][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.988912][ T32] r4:82ac21e4 [ 1345.988970][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.989069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1345.989122][ T32] r4:e0539dc0 [ 1345.989195][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.989311][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1345.989367][ T32] r4:00000000 [ 1345.989429][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.989530][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1345.989612][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.989711][ T32] r5:00001000 r4:e033d000 [ 1345.989761][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.989864][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.989957][ T32] r5:84b4d38c r4:84b4d000 [ 1345.990002][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.990099][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1345.990150][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1345.998879][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1345.999329][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1346.000111][ T32] Call trace: ** 4 printk messages dropped ** [ 1346.011255][ T32] r5:848dc800 r4:8291a680 ** 3 printk messages dropped ** [ 1346.011458][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1346.011844][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc19c0 ** 7 printk messages dropped ** [ 1346.012588][ T32] r5:849ef78c r4:849ef400 ** 1 printk messages dropped ** [ 1346.012729][ T32] r7:ddde2d80 r6:83018200 r5:849ef78c r4:850d7480 ** 5 printk messages dropped ** [ 1346.013178][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1346.013633][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1346.014636][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1346.014859][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1346.015210][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 11 printk messages dropped ** [ 1346.015773][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1346.016067][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.016093][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.016142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.016178][ T32] r4:84bcf980 [ 1346.016225][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.016257][ T32] INFO: task kworker/1:283:5593 blocked for more than 472 seconds. [ 1346.016363][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.016406][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.016429][ T32] task:kworker/1:283 state:D stack:0 pid:5593 tgid:5593 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.016476][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.016517][ T32] Call trace: [ 1346.016570][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1346.016648][ T32] r10:8291a684 r9:ec4e9d84 r8:00000002 r7:60000113 r6:ec4e9d8c r5:848dd400 [ 1346.016699][ T32] r4:848dd400 [ 1346.016723][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1346.016824][ T32] r5:848dd400 r4:8291a680 [ 1346.016852][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.016895][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.016938][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec4e9e08 [ 1346.016961][ T32] r4:00000000 [ 1346.016980][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1346.017014][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.017048][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.017093][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a5e80 [ 1346.017141][ T32] r4:00000000 [ 1346.017164][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.017211][ T32] r9:83018205 r8:848dd400 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1346.017233][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.017297][ T32] r5:00001000 r4:eb74b000 [ 1346.017344][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.017425][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.017506][ T32] r5:849eff8c r4:849efc00 [ 1346.017601][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.017701][ T32] r7:ddde2d80 r6:83018200 r5:849eff8c r4:850d7580 [ 1346.017744][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.017849][ T32] r10:61c88647 r9:848dd400 r8:850d75ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.017901][ T32] r4:850d7580 [ 1346.017943][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.018042][ T32] r10:00000000 r9:850d7580 r8:80287e08 r7:ec4e1e60 r6:850ec200 r5:848dd400 [ 1346.018093][ T32] r4:00000001 [ 1346.018136][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.018208][ T32] Exception stack(0xec4e9fb0 to 0xec4e9ff8) [ 1346.018273][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.018335][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.018390][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.018447][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.018657][ T32] r4:84bc1bc0 [ 1346.019034][ T32] INFO: task kworker/1:283:5593 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1346.019105][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.019170][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.019476][ T32] Exception stack(0xe0539d28 to 0xe0539d70) ** 5 printk messages dropped ** [ 1346.019902][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1346.020220][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 10 printk messages dropped ** [ 1346.045295][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1346.046339][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.047121][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.048113][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1346.049159][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1346.049350][ T32] r5:849efb8c r4:849ef800 ** 3 printk messages dropped ** [ 1346.049545][ T32] r10:61c88647 r9:848d9800 r8:850d76ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1346.050043][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1346.068611][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1346.068977][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1346.069266][ T32] r4:e0539dc0 ** 6 printk messages dropped ** [ 1346.069753][ T32] r5:00001000 r4:e033d000 ** 6 printk messages dropped ** [ 1346.070227][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1346.074705][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.074741][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.074825][ T32] r4:84bcf980 [ 1346.074852][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.074888][ T32] INFO: task kworker/0:943:5596 blocked for more than 472 seconds. [ 1346.074923][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.074948][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.074976][ T32] task:kworker/0:943 state:D stack:0 pid:5596 tgid:5596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.075267][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.075390][ T32] Call trace: [ 1346.075425][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1346.075480][ T32] r10:8291a684 r9:ec4f1d84 r8:00000002 r7:60000013 r6:ec4f1d8c r5:848dbc00 [ 1346.075504][ T32] r4:848dbc00 [ 1346.075891][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1346.076098][ T32] r5:848dbc00 r4:8291a680 [ 1346.076122][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.076163][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.076207][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec4f1e08 [ 1346.076229][ T32] r4:00000000 [ 1346.076256][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1346.076461][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.076651][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.076699][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ef9c0 [ 1346.076890][ T32] r4:00000000 [ 1346.077074][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.077165][ T32] r9:83018005 r8:848dbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1346.077196][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.077253][ T32] r5:00001000 r4:eb8b9000 [ 1346.077296][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.077383][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.077438][ T32] r5:8583538c r4:85835000 [ 1346.077501][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.077605][ T32] r7:dddced80 r6:83018000 r5:8583538c r4:850ec300 [ 1346.077636][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.077697][ T32] r10:61c88647 r9:848dbc00 r8:850ec32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.077725][ T32] r4:850ec300 [ 1346.077750][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.077807][ T32] r10:00000000 r9:850ec300 r8:80287e08 r7:ec4b1e60 r6:850ec480 r5:848dbc00 [ 1346.077833][ T32] r4:00000001 [ 1346.077936][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.077987][ T32] Exception stack(0xec4f1fb0 to 0xec4f1ff8) [ 1346.078040][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.078077][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.078110][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.078145][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.078208][ T32] r4:850ef400 [ 1346.078682][ T32] INFO: task kworker/0:943:5596 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1346.078810][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.078918][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.079048][ T32] Call trace: [ 1346.079079][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.079135][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 2 printk messages dropped ** [ 1346.079281][ T32] Exception stack(0xe0539d28 to 0xe0539d70) ** 7 printk messages dropped ** [ 1346.079703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 ** 9 printk messages dropped ** [ 1346.080126][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1346.107458][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 7 printk messages dropped ** [ 1346.108236][ T32] r4:84bcf980 ** 5 printk messages dropped ** [ 1346.108900][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.109287][ T32] r5:848dec00 r4:8291a680 ** 5 printk messages dropped ** [ 1346.109546][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1346.109891][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1346.110028][ T32] r7:dddced80 r6:83018000 r5:8583638c r4:850ec380 ** 4 printk messages dropped ** [ 1346.110368][ T32] r10:00000000 r9:850ec380 r8:80287e08 r7:ec4f1e60 r6:850ec400 r5:848dec00 ** 9 printk messages dropped ** [ 1346.123427][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1346.123879][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 ** 6 printk messages dropped ** [ 1346.124152][ T32] r4:e0539dc0 ** 5 printk messages dropped ** [ 1346.124472][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1346.124884][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 6 printk messages dropped ** [ 1346.125067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1346.125659][ T32] r10:8291a684 r9:ec405d84 r8:00000002 r7:60000013 r6:ec405d8c r5:848de000 ** 8 printk messages dropped ** [ 1346.126092][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1346.126626][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1346.126796][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1346.127118][ T32] r10:00000000 r9:850ec500 r8:80287e08 r7:ec4e5e60 r6:850ec680 r5:848de000 [ 1346.127190][ T32] r4:00000001 [ 1346.127263][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.127368][ T32] Exception stack(0xec405fb0 to 0xec405ff8) [ 1346.127450][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.127501][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.127546][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.127594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.127658][ T32] r4:850efa00 [ 1346.128037][ T32] INFO: task kworker/0:945:5601 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1346.128095][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.128299][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.128409][ T32] Call trace: [ 1346.128501][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.128589][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1346.128704][ T32] r4:00000000 [ 1346.128744][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.128809][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1346.128856][ T32] 9d20: aa5c8000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1346.128903][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1346.128944][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.128982][ T32] r5:80070013 r4:80239bb0 [ 1346.129015][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.129079][ T32] r4:82ac21e4 [ 1346.129111][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.129179][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1346.129217][ T32] r4:e0539dc0 [ 1346.129253][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.129327][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1346.129579][ T32] r4:00000000 [ 1346.130008][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.130274][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1346.130323][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.131438][ T32] r5:00001000 r4:e033d000 [ 1346.155655][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.155828][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.155969][ T32] r5:84b4d38c r4:84b4d000 [ 1346.156025][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.156127][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1346.156203][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.156309][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.156449][ T32] r4:84bc7b80 [ 1346.156552][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.156661][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1346.156773][ T32] r4:00000001 [ 1346.156840][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.156966][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1346.157035][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.157097][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.157155][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.157319][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.157397][ T32] r4:84bcf980 [ 1346.157476][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.157623][ T32] INFO: task kworker/0:946:5602 blocked for more than 472 seconds. [ 1346.157697][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.157751][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.157797][ T32] task:kworker/0:946 state:D stack:0 pid:5602 tgid:5602 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.157912][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.157998][ T32] Call trace: [ 1346.158067][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1346.158172][ T32] r10:8291a684 r9:ec4f5d84 r8:00000002 r7:60000113 r6:ec4f5d8c r5:848da400 [ 1346.158224][ T32] r4:848da400 [ 1346.158308][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1346.158457][ T32] r5:848da400 r4:8291a680 [ 1346.158537][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.158635][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.158724][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec4f5e08 [ 1346.158777][ T32] r4:00000000 [ 1346.158819][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1346.158893][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.159013][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.159108][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850efc00 [ 1346.159162][ T32] r4:00000000 [ 1346.159241][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.159355][ T32] r9:83018005 r8:848da400 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1346.159405][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.159489][ T32] r5:00001000 r4:ebaef000 [ 1346.159582][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.159671][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.159757][ T32] r5:85835b8c r4:85835800 [ 1346.159861][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.159960][ T32] r7:dddced80 r6:83018000 r5:85835b8c r4:850ec580 [ 1346.160006][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.160104][ T32] r10:61c88647 r9:848da400 r8:850ec5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.160174][ T32] r4:850ec580 [ 1346.160242][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.160373][ T32] r10:00000000 r9:850ec580 r8:80287e08 r7:ec4e5e60 r6:850ec600 r5:848da400 [ 1346.160481][ T32] r4:00000001 [ 1346.181217][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.181373][ T32] Exception stack(0xec4f5fb0 to 0xec4f5ff8) [ 1346.181443][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.181509][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.181578][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.181646][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.181715][ T32] r4:850efa00 [ 1346.182498][ T32] INFO: task kworker/0:946:5602 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1346.182594][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.182764][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.182866][ T32] Call trace: [ 1346.183005][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.183151][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1346.183208][ T32] r4:00000000 [ 1346.183322][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.183412][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1346.183476][ T32] 9d20: aad0a000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1346.183550][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1346.183607][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.183693][ T32] r5:80070013 r4:80239bb0 [ 1346.183802][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.183983][ T32] r4:82ac21e4 [ 1346.184070][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.184167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1346.184234][ T32] r4:e0539dc0 [ 1346.184284][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1346.184456][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1346.185115][ T32] r5:84b4d38c r4:84b4d000 ** 3 printk messages dropped ** [ 1346.185534][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1346.186204][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.186818][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.187626][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1346.188621][ T32] r5:00001000 r4:ec30d000 ** 2 printk messages dropped ** [ 1346.188837][ T32] r5:85835f8c r4:85835c00 [ 1346.188881][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1346.189397][ T32] r4:850ec700 ** 1 printk messages dropped ** [ 1346.189531][ T32] r10:00000000 r9:850ec700 r8:80287e08 r7:ec4e5e60 r6:850ec880 r5:84914800 [ 1346.189585][ T32] r4:00000001 [ 1346.189626][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.189704][ T32] Exception stack(0xec501fb0 to 0xec501ff8) [ 1346.189764][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.189830][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.189887][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.189948][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.189999][ T32] r4:850efec0 [ 1346.213563][ T32] INFO: task kworker/0:947:5605 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1346.213743][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.213911][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.214037][ T32] Call trace: [ 1346.214108][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.214224][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1346.214273][ T32] r4:00000000 [ 1346.214323][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.214408][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1346.214472][ T32] 9d20: aafb2000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1346.214560][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1346.214623][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.214677][ T32] r5:80070013 r4:80239bb0 [ 1346.214721][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.214849][ T32] r4:82ac21e4 [ 1346.214898][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.215001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1346.215061][ T32] r4:e0539dc0 [ 1346.215105][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.215202][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1346.215254][ T32] r4:00000000 [ 1346.215324][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.215462][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1346.215518][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.215619][ T32] r5:00001000 r4:e033d000 [ 1346.215685][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.215791][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.215944][ T32] r5:84b4d38c r4:84b4d000 [ 1346.215997][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.216094][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1346.216176][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.216279][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.216399][ T32] r4:84bc7b80 [ 1346.216490][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.216601][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1346.216752][ T32] r4:00000001 [ 1346.216856][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.216938][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1346.216996][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.217057][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.217114][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.217176][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1346.217608][ T32] task:kworker/0:948 state:D stack:0 pid:5607 tgid:5607 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1346.218793][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1346.219673][ T32] r5:8583678c r4:85836400 [ 1346.219724][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1346.220368][ T32] r10:00000000 r9:850ec780 r8:80287e08 r7:ec4e5e60 r6:850ec900 r5:84916000 ** 10 printk messages dropped ** [ 1346.247122][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.247848][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 ** 8 printk messages dropped ** [ 1346.248572][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 9 printk messages dropped ** [ 1346.249358][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 ** 5 printk messages dropped ** [ 1346.249825][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1346.250139][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1346.267704][ T32] Call trace: ** 4 printk messages dropped ** [ 1346.268649][ T32] r5:84818000 r4:8291a680 ** 5 printk messages dropped ** [ 1346.268987][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1346.269456][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.269546][ T32] r5:85836b8c r4:85836800 [ 1346.269575][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.269662][ T32] r7:dddced80 r6:83018000 r5:85836b8c r4:850ec980 [ 1346.269691][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.269751][ T32] r10:61c88647 r9:84818000 r8:850ec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.269800][ T32] r4:850ec980 [ 1346.269826][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.269883][ T32] r10:00000000 r9:850ec980 r8:80287e08 r7:ec505e60 r6:850ec800 r5:84818000 [ 1346.269910][ T32] r4:00000001 [ 1346.269933][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.269978][ T32] Exception stack(0xec509fb0 to 0xec509ff8) [ 1346.270013][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.270076][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.270111][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.270158][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.270187][ T32] r4:850effc0 [ 1346.281175][ T32] INFO: task kworker/0:949:5609 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1346.281271][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.281476][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.281717][ T32] Call trace: [ 1346.281778][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.281842][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1346.281866][ T32] r4:00000000 [ 1346.281887][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.281928][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1346.282094][ T32] 9d20: ab668000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1346.282143][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1346.282169][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.282193][ T32] r5:80070013 r4:80239bb0 [ 1346.282213][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.282255][ T32] r4:82ac21e4 [ 1346.282275][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.282323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1346.282349][ T32] r4:e0539dc0 [ 1346.282440][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.282568][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1346.282596][ T32] r4:00000000 [ 1346.282617][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.282664][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1346.282739][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.282785][ T32] r5:00001000 r4:e033d000 [ 1346.282970][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.283091][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.283145][ T32] r5:84b4d38c r4:84b4d000 [ 1346.283219][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.283282][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1346.283328][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.283454][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.283576][ T32] r4:84bc7b80 [ 1346.283632][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.283708][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1346.283733][ T32] r4:00000001 [ 1346.283783][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.283830][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1346.283861][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.283892][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.284008][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.284054][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.284081][ T32] r4:84bcf980 [ 1346.284107][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.284139][ T32] INFO: task kworker/0:950:5612 blocked for more than 472 seconds. [ 1346.284216][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.284357][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.284434][ T32] task:kworker/0:950 state:D stack:0 pid:5612 tgid:5612 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.284529][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.284581][ T32] Call trace: [ 1346.284629][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1346.284720][ T32] r4:84818c00 ** 3 printk messages dropped ** [ 1346.284878][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1346.285340][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1346.285488][ T32] r5:8583738c r4:85837000 ** 2 printk messages dropped ** [ 1346.285592][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1346.285959][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1346.286644][ T32] Call trace: ** 4 printk messages dropped ** [ 1346.286928][ T32] Exception stack(0xe0539d28 to 0xe0539d70) ** 6 printk messages dropped ** [ 1346.287283][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1346.287820][ T32] r5:84b4d38c r4:84b4d000 ** 6 printk messages dropped ** [ 1346.288132][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 9 printk messages dropped ** [ 1346.288477][ T32] INFO: task kworker/0:951:5613 blocked for more than 472 seconds. ** 9 printk messages dropped ** [ 1346.288950][ T32] r5:84819800 r4:8291a680 ** 5 printk messages dropped ** [ 1346.289182][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1346.289666][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1346.289815][ T32] r7:dddced80 r6:83018000 r5:85836f8c r4:850ecb80 ** 7 printk messages dropped ** [ 1346.290106][ T32] Exception stack(0xec511fb0 to 0xec511ff8) [ 1346.290186][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.290220][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.290248][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.290276][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.290306][ T32] r4:858bd100 [ 1346.315521][ T32] INFO: task kworker/0:951:5613 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1346.315648][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.315748][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.315860][ T32] Call trace: [ 1346.315896][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.315958][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1346.315981][ T32] r4:00000000 [ 1346.316002][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.316042][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1346.316071][ T32] 9d20: abc06000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1346.316100][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1346.316147][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.316181][ T32] r5:80070013 r4:80239bb0 [ 1346.316202][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.316246][ T32] r4:82ac21e4 [ 1346.316266][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.316322][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1346.316408][ T32] r4:e0539dc0 [ 1346.316437][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.316491][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1346.316522][ T32] r4:00000000 [ 1346.316566][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.316622][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1346.316654][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.316701][ T32] r5:00001000 r4:e033d000 [ 1346.316742][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.316786][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.316838][ T32] r5:84b4d38c r4:84b4d000 [ 1346.316861][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.316910][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1346.316930][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.316977][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.317000][ T32] r4:84bc7b80 [ 1346.317018][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.317064][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1346.317109][ T32] r4:00000001 [ 1346.317159][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.317208][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1346.317238][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.317297][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.317328][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.317378][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.317403][ T32] r4:84bcf980 [ 1346.317426][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.317465][ T32] INFO: task kworker/0:952:5615 blocked for more than 472 seconds. [ 1346.317499][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.317523][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.317545][ T32] task:kworker/0:952 state:D stack:0 pid:5615 tgid:5615 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.317590][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.317636][ T32] Call trace: [ 1346.317677][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1346.317739][ T32] r10:8291a684 r9:ec51dd84 r8:00000002 r7:60000013 r6:ec51dd8c r5:8481a400 [ 1346.317764][ T32] r4:8481a400 [ 1346.317805][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1346.317888][ T32] r5:8481a400 r4:8291a680 [ 1346.317911][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.317950][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.318014][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec51de08 [ 1346.318039][ T32] r4:00000000 [ 1346.318060][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1346.318122][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.318193][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.318237][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858bd400 [ 1346.318260][ T32] r4:00000000 [ 1346.318314][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.318400][ T32] r9:83018005 r8:8481a400 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1346.318456][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.318501][ T32] r5:00001000 r4:ec527000 ** 2 printk messages dropped ** [ 1346.318601][ T32] r5:8583778c r4:85837400 [ 1346.318645][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1346.318827][ T32] r10:61c88647 r9:8481a400 r8:850ecc2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1346.319038][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1346.319739][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.320005][ T32] Exception stack(0xe0539d28 to 0xe0539d70) ** 6 printk messages dropped ** [ 1346.320290][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1346.342011][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1346.342951][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) ** 7 printk messages dropped ** [ 1346.343542][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1346.344135][ T32] r4:8481b000 ** 4 printk messages dropped ** [ 1346.344651][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec525e08 ** 2 printk messages dropped ** [ 1346.344919][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.345004][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.345111][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858bd480 [ 1346.345171][ T32] r4:00000000 [ 1346.345230][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.345344][ T32] r9:83018005 r8:8481b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [ 1346.345424][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.345524][ T32] r5:00001000 r4:ec52d000 [ 1346.345593][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.345691][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.345783][ T32] r5:85837b8c r4:85837800 [ 1346.345828][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.345929][ T32] r7:dddced80 r6:83018000 r5:85837b8c r4:850ecc80 [ 1346.345981][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.346082][ T32] r10:61c88647 r9:8481b000 r8:850eccac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.346164][ T32] r4:850ecc80 [ 1346.346229][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.346350][ T32] r10:00000000 r9:850ecc80 r8:80287e08 r7:ec51de60 r6:850ece00 r5:8481b000 [ 1346.346407][ T32] r4:00000001 [ 1346.346454][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.346538][ T32] Exception stack(0xec525fb0 to 0xec525ff8) [ 1346.346606][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.346684][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.346754][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.346823][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.346877][ T32] r4:858bd3c0 [ 1346.347668][ T32] INFO: task kworker/0:953:5617 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1346.347778][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.347994][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.348103][ T32] Call trace: [ 1346.348181][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.348295][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1346.348408][ T32] r4:00000000 [ 1346.348451][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.348521][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1346.348554][ T32] 9d20: abd73000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1346.348605][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1346.348642][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.348690][ T32] r5:80070013 r4:80239bb0 [ 1346.348733][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.348799][ T32] r4:82ac21e4 [ 1346.348823][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.348877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1346.348902][ T32] r4:e0539dc0 [ 1346.348921][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.348962][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1346.349014][ T32] r4:00000000 [ 1346.349037][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.349082][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1346.349125][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.349170][ T32] r5:00001000 r4:e033d000 [ 1346.349198][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.349264][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.349324][ T32] r5:84b4d38c r4:84b4d000 [ 1346.349347][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.349393][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1346.349413][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.349459][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.349481][ T32] r4:84bc7b80 [ 1346.349530][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.349579][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1346.349601][ T32] r4:00000001 [ 1346.349620][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.349675][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1346.349727][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.349757][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1346.350053][ T32] task:kworker/0:954 state:D stack:0 pid:5619 tgid:5619 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1346.372261][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec531e08 ** 9 printk messages dropped ** [ 1346.372750][ T32] r5:00001000 r4:ec53b000 ** 2 printk messages dropped ** [ 1346.372858][ T32] r5:85837f8c r4:85837c00 ** 2 printk messages dropped ** [ 1346.373000][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1346.373493][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1346.374206][ T32] Call trace: ** 7 printk messages dropped ** [ 1346.374559][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1346.374835][ T32] r4:e0539dc0 ** 6 printk messages dropped ** [ 1346.375107][ T32] r5:00001000 r4:e033d000 ** 6 printk messages dropped ** [ 1346.375446][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1346.375769][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.376187][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.376502][ T32] r5:8481c800 r4:8291a680 ** 3 printk messages dropped ** [ 1346.376655][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1346.376787][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858bd8c0 ** 7 printk messages dropped ** [ 1346.377196][ T32] r5:8584038c r4:85840000 [ 1346.377219][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1346.377481][ T32] r10:00000000 r9:850ecd00 r8:80287e08 r7:ec531e60 r6:850ecf00 r5:8481c800 ** 6 printk messages dropped ** [ 1346.377735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.377778][ T32] r4:858bd640 [ 1346.378086][ T32] INFO: task kworker/0:955:5621 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1346.378148][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.378312][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.378357][ T32] Call trace: [ 1346.378419][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.378472][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1346.378516][ T32] r4:00000000 [ 1346.378539][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.378580][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1346.378629][ T32] 9d20: ac260000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1346.378661][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1346.378732][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.378770][ T32] r5:80070013 r4:80239bb0 [ 1346.378832][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.378897][ T32] r4:82ac21e4 [ 1346.378921][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.378965][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1346.378988][ T32] r4:e0539dc0 [ 1346.379017][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.379061][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1346.379085][ T32] r4:00000000 [ 1346.379127][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.379197][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1346.379222][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.379265][ T32] r5:00001000 r4:e033d000 [ 1346.379308][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.379367][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.379412][ T32] r5:84b4d38c r4:84b4d000 [ 1346.379443][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.379514][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1346.379543][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.379611][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.379659][ T32] r4:84bc7b80 [ 1346.379680][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.379736][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1346.379763][ T32] r4:00000001 [ 1346.379803][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.379863][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1346.379900][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.379975][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.380005][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.380034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.380055][ T32] r4:84bcf980 [ 1346.380074][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.380098][ T32] INFO: task kworker/0:956:5622 blocked for more than 472 seconds. [ 1346.380125][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.380149][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.380169][ T32] task:kworker/0:956 state:D stack:0 pid:5622 tgid:5622 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.380231][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.380284][ T32] Call trace: [ 1346.380465][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1346.402027][ T32] r10:8291a684 r9:ec415d84 r8:00000002 r7:60000013 r6:ec415d8c r5:8481d400 [ 1346.402120][ T32] r4:8481d400 [ 1346.402149][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1346.402217][ T32] r5:8481d400 r4:8291a680 [ 1346.402238][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.402278][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.402349][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec415e08 [ 1346.402395][ T32] r4:00000000 [ 1346.402419][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1346.402455][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.402493][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.402535][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858bda00 [ 1346.402587][ T32] r4:00000000 [ 1346.402611][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.402674][ T32] r9:83018005 r8:8481d400 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1346.402699][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.402801][ T32] r5:00001000 r4:ea719000 [ 1346.402854][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.402945][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.403000][ T32] r5:8584078c r4:85840400 [ 1346.403045][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.403123][ T32] r7:dddced80 r6:83018000 r5:8584078c r4:857d4f80 [ 1346.403148][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.403197][ T32] r10:61c88647 r9:8481d400 r8:857d4fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.403221][ T32] r4:857d4f80 [ 1346.403241][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.403307][ T32] r10:00000000 r9:857d4f80 r8:80287e08 r7:ec539e60 r6:850dde00 r5:8481d400 [ 1346.403334][ T32] r4:00000001 [ 1346.403354][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.403413][ T32] Exception stack(0xec415fb0 to 0xec415ff8) [ 1346.403453][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.403482][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.403529][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.403569][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.403592][ T32] r4:858bd640 [ 1346.404003][ T32] INFO: task kworker/0:956:5622 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1346.404064][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.404162][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.404211][ T32] Call trace: [ 1346.404242][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.404309][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1346.404423][ T32] r4:00000000 [ 1346.404460][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.404505][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1346.404546][ T32] 9d20: ac68a000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1346.404598][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1346.404627][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.404663][ T32] r5:80070013 r4:80239bb0 [ 1346.404689][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.404734][ T32] r4:82ac21e4 [ 1346.404755][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.404808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1346.404833][ T32] r4:e0539dc0 [ 1346.404875][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.404921][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1346.404943][ T32] r4:00000000 [ 1346.404962][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.405017][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1346.405042][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.405109][ T32] r5:00001000 r4:e033d000 [ 1346.405163][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.405218][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.405265][ T32] r5:84b4d38c r4:84b4d000 [ 1346.405286][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.405363][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1346.405391][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.405440][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.405463][ T32] r4:84bc7b80 [ 1346.405492][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.405567][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1346.405593][ T32] r4:00000001 [ 1346.405614][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.405651][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1346.405678][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.405706][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.405745][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.405799][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.405854][ T32] r4:84bcf980 [ 1346.405878][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.405907][ T32] INFO: task kworker/0:957:5625 blocked for more than 472 seconds. [ 1346.405950][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.405986][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.406007][ T32] task:kworker/0:957 state:D stack:0 pid:5625 tgid:5625 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.406072][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.406114][ T32] Call trace: [ 1346.406174][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1346.406227][ T32] r10:8291a684 r9:ec551d84 r8:00000002 r7:60000113 r6:ec551d8c r5:8481e000 [ 1346.406273][ T32] r4:8481e000 [ 1346.406298][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1346.406372][ T32] r5:8481e000 r4:8291a680 [ 1346.406395][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.406437][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.406479][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec551e08 [ 1346.406503][ T32] r4:00000000 [ 1346.406535][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1346.406583][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.406621][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.406683][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858bdac0 [ 1346.406730][ T32] r4:00000000 [ 1346.406753][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.406813][ T32] r9:83018005 r8:8481e000 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1346.406837][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1346.406899][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1346.407065][ T32] r7:dddced80 r6:83018000 r5:85840b8c r4:85855180 [ 1346.407089][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.407137][ T32] r10:61c88647 r9:8481e000 r8:858551ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.407159][ T32] r4:85855180 [ 1346.407177][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.407243][ T32] r10:00000000 r9:85855180 r8:80287e08 r7:ec415e60 r6:85855080 r5:8481e000 [ 1346.407288][ T32] r4:00000001 [ 1346.407335][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.407395][ T32] Exception stack(0xec551fb0 to 0xec551ff8) [ 1346.407426][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.407456][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.407482][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.407511][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.407555][ T32] r4:858bdb80 [ 1346.407868][ T32] INFO: task kworker/0:957:5625 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1346.407916][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1346.408480][ T32] r4:82ac21e4 ** 9 printk messages dropped ** [ 1346.408897][ T32] r5:00001000 r4:e033d000 ** 9 printk messages dropped ** [ 1346.409328][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 13 printk messages dropped ** [ 1346.409891][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1346.410414][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1346.435578][ T32] r5:8584178c r4:85841400 ** 2 printk messages dropped ** [ 1346.435754][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1346.436815][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1346.437320][ T32] r4:82ac21e4 ** 7 printk messages dropped ** [ 1346.437604][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 ** 14 printk messages dropped ** [ 1346.438251][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) ** 10 printk messages dropped ** [ 1346.438787][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1346.438990][ T32] r4:858c1800 [ 1346.439010][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1346.439076][ T32] r5:858c1800 r4:8291a680 [ 1346.439121][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.439183][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.439231][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec37de08 [ 1346.439254][ T32] r4:00000000 [ 1346.439287][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1346.439352][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.439390][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.439456][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a9040 [ 1346.439482][ T32] r4:00000000 [ 1346.439501][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.439546][ T32] r9:83018005 r8:858c1800 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1346.439567][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.439631][ T32] r5:00001000 r4:eb235000 [ 1346.439659][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.439708][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.439758][ T32] r5:8584138c r4:85841000 [ 1346.439778][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.439845][ T32] r7:dddced80 r6:83018000 r5:8584138c r4:85855100 [ 1346.439893][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.439943][ T32] r10:61c88647 r9:858c1800 r8:8585512c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.439966][ T32] r4:85855100 [ 1346.440010][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.440058][ T32] r10:00000000 r9:85855100 r8:80287e08 r7:ec325e60 r6:85855200 r5:858c1800 [ 1346.440100][ T32] r4:00000001 [ 1346.440143][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.440232][ T32] Exception stack(0xec37dfb0 to 0xec37dff8) [ 1346.440284][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.440364][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.440395][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.440446][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.440510][ T32] r4:858bdec0 [ 1346.454134][ T32] INFO: task kworker/0:959:5629 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1346.454210][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1346.454889][ T32] r4:82ac21e4 ** 10 printk messages dropped ** [ 1346.455277][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 13 printk messages dropped ** [ 1346.455937][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1346.456677][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1346.457193][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1346.457278][ T32] r5:85841b8c r4:85841800 [ 1346.457304][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.457350][ T32] r7:dddced80 r6:83018000 r5:85841b8c r4:85855300 [ 1346.457370][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.457473][ T32] r10:61c88647 r9:858c2400 r8:8585532c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.457500][ T32] r4:85855300 [ 1346.457540][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.457598][ T32] r10:00000000 r9:85855300 r8:80287e08 r7:ec325e60 r6:85855400 r5:858c2400 [ 1346.457627][ T32] r4:00000001 [ 1346.457654][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.457695][ T32] Exception stack(0xec369fb0 to 0xec369ff8) [ 1346.457722][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.457760][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.457810][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.457842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.457887][ T32] r4:852a9100 [ 1346.458216][ T32] INFO: task kworker/0:960:5632 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1346.458261][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.458323][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.458448][ T32] Call trace: [ 1346.458497][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.458581][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1346.458625][ T32] r4:00000000 [ 1346.458670][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.458734][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1346.458766][ T32] 9d20: ad1e9000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1346.458795][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1346.458851][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.458877][ T32] r5:80070013 r4:80239bb0 [ 1346.458910][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.458985][ T32] r4:82ac21e4 [ 1346.459029][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.459117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1346.459174][ T32] r4:e0539dc0 [ 1346.459221][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.459283][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1346.459314][ T32] r4:00000000 [ 1346.459335][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.459405][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1346.459435][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.459478][ T32] r5:00001000 r4:e033d000 [ 1346.459498][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.459546][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.459588][ T32] r5:84b4d38c r4:84b4d000 [ 1346.459628][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.459678][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1346.459700][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.459769][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.459795][ T32] r4:84bc7b80 ** 1 printk messages dropped ** [ 1346.459885][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 8 printk messages dropped ** [ 1346.460197][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1346.485970][ T32] r4:858c3000 ** 5 printk messages dropped ** [ 1346.486209][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1346.486354][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a95c0 ** 7 printk messages dropped ** [ 1346.486780][ T32] r5:8584238c r4:85842000 [ 1346.486803][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.486874][ T32] r7:dddced80 r6:83018000 r5:8584238c r4:85855480 ** 1 printk messages dropped ** [ 1346.486967][ T32] r10:61c88647 r9:858c3000 r8:858554ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.487016][ T32] r4:85855480 [ 1346.487039][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.487086][ T32] r10:00000000 r9:85855480 r8:80287e08 r7:ec369e60 r6:85855500 r5:858c3000 [ 1346.487108][ T32] r4:00000001 [ 1346.487183][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.487225][ T32] Exception stack(0xec3cdfb0 to 0xec3cdff8) [ 1346.487253][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.487290][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.487345][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.487399][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.487430][ T32] r4:852a9280 [ 1346.487846][ T32] INFO: task kworker/0:961:5635 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1346.487884][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.487982][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.488082][ T32] Call trace: [ 1346.488136][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.488211][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1346.488239][ T32] r4:00000000 [ 1346.488279][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.488357][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1346.488443][ T32] 9d20: ad7f2000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1346.488476][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1346.488501][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.488524][ T32] r5:80070013 r4:80239bb0 [ 1346.488577][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.488644][ T32] r4:82ac21e4 [ 1346.488697][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.488742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1346.488774][ T32] r4:e0539dc0 [ 1346.488796][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.488839][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1346.488862][ T32] r4:00000000 [ 1346.488881][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.488925][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 ** 4 printk messages dropped ** [ 1346.489105][ T32] r5:84b4d38c r4:84b4d000 ** 3 printk messages dropped ** [ 1346.489311][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1346.489532][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) ** 4 printk messages dropped ** [ 1346.489713][ T32] r4:84bcf980 ** 3 printk messages dropped ** [ 1346.489822][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1346.490241][ T32] r5:858c3c00 r4:8291a680 ** 2 printk messages dropped ** [ 1346.490430][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec3d9e08 ** 5 printk messages dropped ** [ 1346.499531][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1346.499682][ T32] r5:00001000 r4:eb539000 ** 2 printk messages dropped ** [ 1346.499867][ T32] r5:85841f8c r4:85841c00 ** 2 printk messages dropped ** [ 1346.499959][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1346.500264][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1346.505557][ T32] Call trace: ** 4 printk messages dropped ** [ 1346.505807][ T32] Exception stack(0xe0539d28 to 0xe0539d70) ** 6 printk messages dropped ** [ 1346.506050][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.506113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1346.506139][ T32] r4:e0539dc0 [ 1346.506159][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.506200][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1346.506232][ T32] r4:00000000 [ 1346.506255][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.506328][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1346.506375][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.506421][ T32] r5:00001000 r4:e033d000 [ 1346.506675][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.506758][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.506805][ T32] r5:84b4d38c r4:84b4d000 [ 1346.506836][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.506896][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1346.506945][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.506996][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.507028][ T32] r4:84bc7b80 [ 1346.507073][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.507122][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1346.507144][ T32] r4:00000001 [ 1346.507163][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.507198][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1346.507237][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.507268][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.507294][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.507347][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.507378][ T32] r4:84bcf980 [ 1346.507401][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.507429][ T32] INFO: task kworker/0:963:5638 blocked for more than 472 seconds. [ 1346.507461][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.507485][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.507532][ T32] task:kworker/0:963 state:D stack:0 pid:5638 tgid:5638 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.507605][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.507665][ T32] Call trace: [ 1346.507729][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1346.507799][ T32] r10:8291a684 r9:ec335d84 r8:00000002 r7:60000013 r6:ec335d8c r5:858c5400 [ 1346.507825][ T32] r4:858c5400 [ 1346.507857][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1346.507904][ T32] r5:858c5400 r4:8291a680 [ 1346.507943][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.507987][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.508029][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec335e08 [ 1346.508074][ T32] r4:00000000 [ 1346.508112][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1346.508150][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.508209][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.508260][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a9ac0 [ 1346.508283][ T32] r4:00000000 [ 1346.508365][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.508424][ T32] r9:83018005 r8:858c5400 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1346.508458][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.508503][ T32] r5:00001000 r4:eb793000 [ 1346.508523][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.508561][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.508623][ T32] r5:8584278c r4:85842400 [ 1346.508675][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.508731][ T32] r7:dddced80 r6:83018000 r5:8584278c r4:85855600 [ 1346.508752][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.508799][ T32] r10:61c88647 r9:858c5400 r8:8585562c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.508845][ T32] r4:85855600 [ 1346.508867][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.508914][ T32] r10:00000000 r9:85855600 r8:80287e08 r7:ec3cde60 r6:85855780 r5:858c5400 [ 1346.508937][ T32] r4:00000001 [ 1346.508987][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.509026][ T32] Exception stack(0xec335fb0 to 0xec335ff8) [ 1346.509084][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.509125][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.509154][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.509182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.509204][ T32] r4:852a9580 [ 1346.509497][ T32] INFO: task kworker/0:963:5638 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1346.509534][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.509589][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.509658][ T32] Call trace: [ 1346.509715][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.509768][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1346.509809][ T32] r4:00000000 [ 1346.509843][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.509886][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1346.509915][ T32] 9d20: ad7f2000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1346.509944][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1346.509968][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.509992][ T32] r5:80070013 r4:80239bb0 [ 1346.510011][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.510072][ T32] r4:82ac21e4 [ 1346.510096][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.510141][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1346.510164][ T32] r4:e0539dc0 [ 1346.510183][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.510246][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1346.510272][ T32] r4:00000000 [ 1346.510293][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.510372][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1346.510397][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.527041][ T32] r5:00001000 r4:e033d000 [ 1346.527152][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.527247][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.527297][ T32] r5:84b4d38c r4:84b4d000 [ 1346.527347][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.527413][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1346.527438][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.527487][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.527510][ T32] r4:84bc7b80 [ 1346.527529][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.527598][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1346.527629][ T32] r4:00000001 [ 1346.527672][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.527713][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1346.527743][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.527792][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.527840][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.527893][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.527941][ T32] r4:84bcf980 [ 1346.527992][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.528047][ T32] INFO: task kworker/1:285:5641 blocked for more than 472 seconds. [ 1346.528116][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.528145][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.528190][ T32] task:kworker/1:285 state:D stack:0 pid:5641 tgid:5641 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.528275][ T32] Workqueue: events bpf_prog_free_deferred ** 10 printk messages dropped ** [ 1346.528801][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1346.529266][ T32] r5:847d378c r4:847d3400 ** 3 printk messages dropped ** [ 1346.529483][ T32] r10:61c88647 r9:858c6c00 r8:850d762c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1346.529752][ T32] Exception stack(0xec589fb0 to 0xec589ff8) [ 1346.529779][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.529806][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.529897][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.529949][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.529974][ T32] r4:857a5ec0 [ 1346.530405][ T32] INFO: task kworker/1:285:5641 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1346.539545][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1346.540424][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 ** 15 printk messages dropped ** [ 1346.541445][ T32] r4:84bc7b80 ** 9 printk messages dropped ** [ 1346.541806][ T32] r4:84bcf980 ** 8 printk messages dropped ** [ 1346.542217][ T32] r10:8291a684 r9:ec58dd84 r8:00000002 r7:60000113 r6:ec58dd8c r5:858c0c00 ** 18 printk messages dropped ** [ 1346.543017][ T32] r5:847d3b8c r4:847d3800 [ 1346.543050][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1346.543475][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.544267][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1346.544290][ T32] r4:00000000 [ 1346.544316][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.544404][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1346.544461][ T32] 9d20: addc1000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1346.544495][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1346.544521][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.544545][ T32] r5:80070013 r4:80239bb0 [ 1346.544586][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.544647][ T32] r4:82ac21e4 [ 1346.544671][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.544737][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1346.544764][ T32] r4:e0539dc0 [ 1346.544784][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.544826][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1346.544848][ T32] r4:00000000 [ 1346.544867][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.544912][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1346.544932][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.544973][ T32] r5:00001000 r4:e033d000 [ 1346.544993][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.545032][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.545072][ T32] r5:84b4d38c r4:84b4d000 [ 1346.545113][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1346.545373][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 13 printk messages dropped ** [ 1346.545918][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1346.546559][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1346.546888][ T32] r5:8584378c r4:85843400 [ 1346.546908][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1346.547191][ T32] r10:00000000 r9:85855800 r8:80287e08 r7:ec335e60 r6:85855980 r5:858c4800 ** 12 printk messages dropped ** [ 1346.548187][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) ** 17 printk messages dropped ** [ 1346.549007][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 ** 16 printk messages dropped ** [ 1346.549800][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1346.550483][ T32] r5:84b58000 r4:8291a680 ** 4 printk messages dropped ** [ 1346.575210][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1346.575253][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.575306][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.575363][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a9cc0 [ 1346.575390][ T32] r4:00000000 [ 1346.575435][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.575510][ T32] r9:83018005 r8:84b58000 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1346.575541][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.575587][ T32] r5:00001000 r4:eb7cf000 [ 1346.575618][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.575682][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.575780][ T32] r5:85842b8c r4:85842800 [ 1346.575829][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.575884][ T32] r7:dddced80 r6:83018000 r5:85842b8c r4:85855880 [ 1346.575905][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.575955][ T32] r10:61c88647 r9:84b58000 r8:858558ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.575977][ T32] r4:85855880 [ 1346.575997][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.576067][ T32] r10:00000000 r9:85855880 r8:80287e08 r7:ec591e60 r6:85855a80 r5:84b58000 [ 1346.576100][ T32] r4:00000001 [ 1346.576162][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.576205][ T32] Exception stack(0xec595fb0 to 0xec595ff8) [ 1346.576236][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.576265][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.576290][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.576364][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.576411][ T32] r4:852a9c80 [ 1346.576857][ T32] INFO: task kworker/0:965:5646 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1346.576915][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.577013][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.577065][ T32] Call trace: [ 1346.577111][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) ** 4 printk messages dropped ** [ 1346.577324][ T32] 9d20: ae536000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1346.577354][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1346.577379][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.577413][ T32] r5:80070013 r4:80239bb0 [ 1346.577436][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.577488][ T32] r4:82ac21e4 [ 1346.577511][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.577555][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 ** 5 printk messages dropped ** [ 1346.577728][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 ** 16 printk messages dropped ** [ 1346.578428][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1346.579193][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec599e08 ** 12 printk messages dropped ** [ 1346.579787][ T32] r5:85842f8c r4:85842c00 ** 3 printk messages dropped ** [ 1346.579976][ T32] r10:61c88647 r9:84b58c00 r8:8585592c r7:82804d40 r6:dddced80 r5:dddceda0 ** 16 printk messages dropped ** [ 1346.597704][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 16 printk messages dropped ** [ 1346.598342][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 ** 16 printk messages dropped ** [ 1346.599109][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1346.599893][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.599937][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec579e08 [ 1346.599960][ T32] r4:00000000 [ 1346.599978][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1346.600023][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.600061][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.600102][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858bddc0 [ 1346.600125][ T32] r4:00000000 [ 1346.600171][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.600219][ T32] r9:83018005 r8:84b59800 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1346.600282][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.600343][ T32] r5:00001000 r4:eb8d5000 [ 1346.600484][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.617968][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.618092][ T32] r5:8584338c r4:85843000 [ 1346.618143][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.618218][ T32] r7:dddced80 r6:83018000 r5:8584338c r4:85855a00 [ 1346.618254][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.618375][ T32] r10:61c88647 r9:84b59800 r8:85855a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.618427][ T32] r4:85855a00 [ 1346.618487][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.618540][ T32] r10:00000000 r9:85855a00 r8:80287e08 r7:ec591e60 r6:85855c00 r5:84b59800 [ 1346.618562][ T32] r4:00000001 [ 1346.618600][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.618664][ T32] Exception stack(0xec579fb0 to 0xec579ff8) [ 1346.618698][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.618738][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.618768][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.618797][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.618819][ T32] r4:8528f000 [ 1346.619257][ T32] INFO: task kworker/0:967:5650 is blocked on a mutex likely owned by task kworker/0:181:3703. ** 6 printk messages dropped ** [ 1346.619594][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 14 printk messages dropped ** [ 1346.620271][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 ** 7 printk messages dropped ** [ 1346.625923][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1346.626287][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.626665][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.627020][ T32] r5:84b5a400 r4:8291a680 ** 5 printk messages dropped ** [ 1346.627252][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1346.627511][ T32] r5:00001000 r4:eb91b000 ** 2 printk messages dropped ** [ 1346.627669][ T32] r5:85843f8c r4:85843c00 ** 1 printk messages dropped ** [ 1346.627764][ T32] r7:dddced80 r6:83018000 r5:85843f8c r4:85855c80 ** 2 printk messages dropped ** [ 1346.627879][ T32] r4:85855c80 ** 7 printk messages dropped ** [ 1346.628266][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.629207][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 5 printk messages dropped ** [ 1346.629491][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff ** 8 printk messages dropped ** [ 1346.629833][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1346.629961][ T32] r5:00001000 r4:e033d000 ** 5 printk messages dropped ** [ 1346.630174][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1346.630489][ T32] r4:00000001 [ 1346.641093][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.641185][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1346.641221][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.641249][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.641275][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.641313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.641338][ T32] r4:84bcf980 [ 1346.641361][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.641391][ T32] INFO: task kworker/0:969:5654 blocked for more than 473 seconds. [ 1346.641424][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.641449][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.641471][ T32] task:kworker/0:969 state:D stack:0 pid:5654 tgid:5654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.641529][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.641582][ T32] Call trace: [ 1346.641639][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1346.641696][ T32] r10:8291a684 r9:ec59dd84 r8:00000002 r7:60000113 r6:ec59dd8c r5:84b5b000 [ 1346.641721][ T32] r4:84b5b000 [ 1346.641740][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1346.641784][ T32] r5:84b5b000 r4:8291a680 [ 1346.641804][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.641878][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.641935][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec59de08 [ 1346.641982][ T32] r4:00000000 [ 1346.642027][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1346.642065][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.642129][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.642217][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8528f240 [ 1346.642251][ T32] r4:00000000 [ 1346.642274][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.642328][ T32] r9:83018005 r8:84b5b000 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1346.642373][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.642420][ T32] r5:00001000 r4:eb8ff000 [ 1346.642463][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.642511][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.642580][ T32] r5:85843b8c r4:85843800 [ 1346.642609][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.642658][ T32] r7:dddced80 r6:83018000 r5:85843b8c r4:85855d00 [ 1346.642680][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.642746][ T32] r10:61c88647 r9:84b5b000 r8:85855d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.642805][ T32] r4:85855d00 [ 1346.642859][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.642912][ T32] r10:00000000 r9:85855d00 r8:80287e08 r7:ec571e60 r6:85855e00 r5:84b5b000 [ 1346.642938][ T32] r4:00000001 [ 1346.642957][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.643016][ T32] Exception stack(0xec59dfb0 to 0xec59dff8) [ 1346.643048][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.643077][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.643128][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.643161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1346.643821][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.644163][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 ** 9 printk messages dropped ** [ 1346.644643][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1346.644993][ T32] r5:84b4d38c r4:84b4d000 ** 6 printk messages dropped ** [ 1346.645354][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 9 printk messages dropped ** [ 1346.645699][ T32] INFO: task kworker/0:970:5656 blocked for more than 473 seconds. ** 3 printk messages dropped ** [ 1346.645895][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.646185][ T32] r5:84b5bc00 r4:8291a680 ** 5 printk messages dropped ** [ 1346.646424][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1346.646638][ T32] r9:83018005 r8:84b5bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 ** 4 printk messages dropped ** [ 1346.646867][ T32] r5:8584c38c r4:8584c000 [ 1346.646895][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1346.647151][ T32] r10:00000000 r9:85855f00 r8:80287e08 r7:ec571e60 r6:85855f80 r5:84b5bc00 ** 9 printk messages dropped ** [ 1346.647887][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1346.648406][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1346.648599][ T32] r4:e0539dc0 ** 4 printk messages dropped ** [ 1346.648807][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 ** 11 printk messages dropped ** [ 1346.649240][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 9 printk messages dropped ** [ 1346.649575][ T32] INFO: task kworker/0:971:5658 blocked for more than 473 seconds. ** 6 printk messages dropped ** [ 1346.649809][ T32] r10:8291a684 r9:ec5a5d84 r8:00000002 r7:60000013 r6:ec5a5d8c r5:84b5c800 ** 8 printk messages dropped ** [ 1346.650240][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1346.686204][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.686252][ T32] r5:8584c78c r4:8584c400 ** 1 printk messages dropped ** [ 1346.686404][ T32] r7:dddced80 r6:83018000 r5:8584c78c r4:851e7080 [ 1346.686429][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.686478][ T32] r10:61c88647 r9:84b5c800 r8:851e70ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.686510][ T32] r4:851e7080 [ 1346.686567][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.686620][ T32] r10:00000000 r9:851e7080 r8:80287e08 r7:ec5a1e60 r6:851e7180 r5:84b5c800 [ 1346.686642][ T32] r4:00000001 [ 1346.686685][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.686730][ T32] Exception stack(0xec5a5fb0 to 0xec5a5ff8) [ 1346.686787][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.686820][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.686846][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.686897][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.686931][ T32] r4:8528f4c0 [ 1346.687368][ T32] INFO: task kworker/0:971:5658 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1346.687430][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.687517][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.687566][ T32] Call trace: [ 1346.687597][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.687661][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1346.687684][ T32] r4:00000000 [ 1346.687704][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.687744][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1346.687772][ T32] 9d20: af5ed000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1346.687801][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1346.687825][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.687849][ T32] r5:80070013 r4:80239bb0 [ 1346.687869][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.687912][ T32] r4:82ac21e4 [ 1346.687954][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.688001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1346.688054][ T32] r4:e0539dc0 [ 1346.688099][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.688174][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1346.688200][ T32] r4:00000000 [ 1346.688241][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.688292][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1346.688322][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.688420][ T32] r5:00001000 r4:e033d000 [ 1346.688444][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.688486][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.688527][ T32] r5:84b4d38c r4:84b4d000 [ 1346.688568][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.688619][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1346.688641][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.688689][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.688731][ T32] r4:84bc7b80 [ 1346.688754][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.688802][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1346.688846][ T32] r4:00000001 [ 1346.688894][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.688933][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1346.688960][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.689009][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.689061][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.689093][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.689135][ T32] r4:84bcf980 [ 1346.689180][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.689224][ T32] INFO: task kworker/0:972:5660 blocked for more than 473 seconds. [ 1346.689282][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.689342][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.689373][ T32] task:kworker/0:972 state:D stack:0 pid:5660 tgid:5660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.689419][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.689493][ T32] Call trace: [ 1346.689552][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1346.689601][ T32] r10:8291a684 r9:ec5a9d84 r8:00000002 r7:60000113 r6:ec5a9d8c r5:84b5d400 [ 1346.689625][ T32] r4:84b5d400 [ 1346.689644][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1346.689696][ T32] r5:84b5d400 r4:8291a680 [ 1346.689740][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.689783][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.689825][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5a9e08 [ 1346.689847][ T32] r4:00000000 [ 1346.689865][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1346.690009][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1346.690297][ T32] r5:8584cb8c r4:8584c800 [ 1346.690343][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.690431][ T32] r7:dddced80 r6:83018000 r5:8584cb8c r4:851e7280 ** 5 printk messages dropped ** [ 1346.698905][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1346.699163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1346.699954][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 4 printk messages dropped ** [ 1346.700170][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 ** 9 printk messages dropped ** [ 1346.702960][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1346.703163][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1346.703679][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1346.703999][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.705128][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.705574][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1346.706003][ T32] r9:83018005 r8:84b5e000 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 ** 4 printk messages dropped ** [ 1346.706252][ T32] r5:8584d78c r4:8584d400 ** 1 printk messages dropped ** [ 1346.706335][ T32] r7:dddced80 r6:83018000 r5:8584d78c r4:851e7000 ** 4 printk messages dropped ** [ 1346.706530][ T32] r10:00000000 r9:851e7000 r8:80287e08 r7:ec5a9e60 r6:851e7200 r5:84b5e000 ** 9 printk messages dropped ** [ 1346.707351][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1346.708059][ T32] r5:80070013 r4:80239bb0 ** 6 printk messages dropped ** [ 1346.708362][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 10 printk messages dropped ** [ 1346.709021][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1346.709272][ T32] r4:00000001 [ 1346.709292][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.709359][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1346.709455][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.709488][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.709514][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.709564][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.709591][ T32] r4:84bcf980 [ 1346.709613][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.709638][ T32] INFO: task kworker/0:974:5664 blocked for more than 473 seconds. [ 1346.709669][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.709693][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.709715][ T32] task:kworker/0:974 state:D stack:0 pid:5664 tgid:5664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.709787][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.709910][ T32] Call trace: [ 1346.709944][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1346.710018][ T32] r10:8291a684 r9:ec5b5d84 r8:00000002 r7:60000013 r6:ec5b5d8c r5:84b5ec00 [ 1346.710047][ T32] r4:84b5ec00 [ 1346.710068][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1346.710134][ T32] r5:84b5ec00 r4:8291a680 [ 1346.710158][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.710200][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.710244][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5b5e08 [ 1346.710303][ T32] r4:00000000 [ 1346.710364][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1346.735230][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.735367][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.735418][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8528f980 [ 1346.735443][ T32] r4:00000000 [ 1346.735464][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.735511][ T32] r9:83018005 r8:84b5ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1346.735534][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.735579][ T32] r5:00001000 r4:eb9b7000 [ 1346.735610][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.735655][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.735698][ T32] r5:8584cf8c r4:8584cc00 [ 1346.735738][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.735792][ T32] r7:dddced80 r6:83018000 r5:8584cf8c r4:851e7380 [ 1346.735836][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.735887][ T32] r10:61c88647 r9:84b5ec00 r8:851e73ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.735930][ T32] r4:851e7380 [ 1346.735954][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.736023][ T32] r10:00000000 r9:851e7380 r8:80287e08 r7:ec5ade60 r6:851e7480 r5:84b5ec00 [ 1346.736086][ T32] r4:00000001 [ 1346.736109][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.736148][ T32] Exception stack(0xec5b5fb0 to 0xec5b5ff8) [ 1346.736188][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.736220][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.736246][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.736324][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.736396][ T32] r4:8528f940 [ 1346.736814][ T32] INFO: task kworker/0:974:5664 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1346.736854][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.736950][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.737000][ T32] Call trace: [ 1346.737051][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.737133][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1346.737160][ T32] r4:00000000 [ 1346.737179][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.737242][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1346.737274][ T32] 9d20: afb4c000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1346.737334][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1346.737363][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.737387][ T32] r5:80070013 r4:80239bb0 [ 1346.737408][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.737479][ T32] r4:82ac21e4 [ 1346.737526][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.737593][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1346.737647][ T32] r4:e0539dc0 [ 1346.737679][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.737724][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1346.737746][ T32] r4:00000000 [ 1346.737766][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.737835][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1346.737880][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1346.738151][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1346.738430][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.738765][ T32] task:kworker/0:975 state:D stack:0 pid:5665 tgid:5665 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1346.739237][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1346.739435][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1346.739622][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1346.739721][ T32] r5:8584d38c r4:8584d000 ** 3 printk messages dropped ** [ 1346.739902][ T32] r10:61c88647 r9:858c6000 r8:851e712c r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1346.740129][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1346.740374][ T32] r4:8528f940 ** 5 printk messages dropped ** [ 1346.754282][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 5 printk messages dropped ** [ 1346.754474][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1346.754694][ T32] r4:e0539dc0 ** 4 printk messages dropped ** [ 1346.754897][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 ** 8 printk messages dropped ** [ 1346.755329][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1346.755634][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1346.755925][ T32] task:kworker/0:976 state:D stack:0 pid:5668 tgid:5668 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1346.756421][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1346.756758][ T32] r9:83018005 r8:84b60000 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 ** 4 printk messages dropped ** [ 1346.756945][ T32] r5:8584db8c r4:8584d800 ** 1 printk messages dropped ** [ 1346.757072][ T32] r7:dddced80 r6:83018000 r5:8584db8c r4:851e7500 [ 1346.757130][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.757239][ T32] r10:61c88647 r9:84b60000 r8:851e752c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.757349][ T32] r4:851e7500 [ 1346.757393][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.757512][ T32] r10:00000000 r9:851e7500 r8:80287e08 r7:ec5ade60 r6:851e7600 r5:84b60000 [ 1346.757566][ T32] r4:00000001 [ 1346.757601][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.757679][ T32] Exception stack(0xec5b9fb0 to 0xec5b9ff8) [ 1346.757777][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.757886][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.757942][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.758063][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.758114][ T32] r4:8528fcc0 [ 1346.758630][ T32] INFO: task kworker/0:976:5668 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1346.758702][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.758839][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.758929][ T32] Call trace: [ 1346.759025][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.759155][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1346.759207][ T32] r4:00000000 [ 1346.759247][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.759327][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1346.759417][ T32] 9d20: b013d000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1346.759480][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1346.759526][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.759577][ T32] r5:80070013 r4:80239bb0 [ 1346.759615][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.759695][ T32] r4:82ac21e4 [ 1346.759740][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.759822][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1346.759868][ T32] r4:e0539dc0 [ 1346.759921][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.760039][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1346.760213][ T32] r4:00000000 [ 1346.760352][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.783414][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1346.783512][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.783612][ T32] r5:00001000 r4:e033d000 [ 1346.783661][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.783754][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.783803][ T32] r5:84b4d38c r4:84b4d000 [ 1346.783825][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.783875][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1346.783897][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.783957][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.784004][ T32] r4:84bc7b80 [ 1346.784028][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.784076][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1346.784099][ T32] r4:00000001 [ 1346.784118][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.784156][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1346.784185][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.784213][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.784279][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.784322][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.784377][ T32] r4:84bcf980 [ 1346.784467][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.784502][ T32] INFO: task kworker/0:977:5670 blocked for more than 473 seconds. [ 1346.784535][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.784560][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.784583][ T32] task:kworker/0:977 state:D stack:0 pid:5670 tgid:5670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.784694][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.784745][ T32] Call trace: [ 1346.784820][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1346.784879][ T32] r10:8291a684 r9:ec5c1d84 r8:00000002 r7:60000013 r6:ec5c1d8c r5:84b61800 [ 1346.784946][ T32] r4:84b61800 [ 1346.785005][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1346.785075][ T32] r5:84b61800 r4:8291a680 [ 1346.785099][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.785140][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.785183][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5c1e08 ** 4 printk messages dropped ** [ 1346.785372][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849db540 ** 7 printk messages dropped ** [ 1346.785718][ T32] r5:847d3f8c r4:847d3c00 [ 1346.785780][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.785830][ T32] r7:dddced80 r6:83018000 r5:847d3f8c r4:851e7680 [ 1346.785852][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.785898][ T32] r10:61c88647 r9:84b61800 r8:851e76ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.785920][ T32] r4:851e7680 [ 1346.785961][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.786010][ T32] r10:00000000 r9:851e7680 r8:80287e08 r7:ec5b9e60 r6:851e7580 r5:84b61800 [ 1346.786033][ T32] r4:00000001 [ 1346.786051][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.786086][ T32] Exception stack(0xec5c1fb0 to 0xec5c1ff8) [ 1346.786136][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.786216][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.786246][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.786285][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.786316][ T32] r4:8528fdc0 [ 1346.786755][ T32] INFO: task kworker/0:977:5670 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1346.786793][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.786967][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.787092][ T32] Call trace: [ 1346.787214][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.787269][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1346.787294][ T32] r4:00000000 [ 1346.787325][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.787366][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1346.787394][ T32] 9d20: b0619000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1346.787423][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1346.787447][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.787471][ T32] r5:80070013 r4:80239bb0 [ 1346.787491][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.787532][ T32] r4:82ac21e4 [ 1346.787573][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.787648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1346.787695][ T32] r4:e0539dc0 [ 1346.787740][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.787807][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1346.787854][ T32] r4:00000000 [ 1346.787876][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.787924][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1346.787955][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.788006][ T32] r5:00001000 r4:e033d000 [ 1346.788096][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.788162][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.788229][ T32] r5:84b4d38c r4:84b4d000 [ 1346.788282][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.788365][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1346.788389][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.788475][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.788536][ T32] r4:84bc7b80 [ 1346.788578][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.788628][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 3 printk messages dropped ** [ 1346.788817][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.789114][ T32] task:kworker/0:978 state:D stack:0 pid:5672 tgid:5672 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1346.789568][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1346.789937][ T32] r9:83018005 r8:84b63000 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 3 printk messages dropped ** [ 1346.790104][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.790150][ T32] r5:847d338c r4:847d3000 [ 1346.790203][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.790274][ T32] r7:dddced80 r6:83018000 r5:847d338c r4:851e7700 [ 1346.790303][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.790353][ T32] r10:61c88647 r9:84b63000 r8:851e772c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.790376][ T32] r4:851e7700 [ 1346.790409][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.810837][ T32] r10:00000000 r9:851e7700 r8:80287e08 r7:ec5c1e60 r6:851e7780 r5:84b63000 [ 1346.810918][ T32] r4:00000001 [ 1346.810967][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.811044][ T32] Exception stack(0xec5c9fb0 to 0xec5c9ff8) [ 1346.811081][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.811111][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.811139][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.811169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.811212][ T32] r4:8528fe80 [ 1346.811636][ T32] INFO: task kworker/0:978:5672 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1346.811676][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.811860][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.811911][ T32] Call trace: [ 1346.811963][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.812087][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1346.812156][ T32] r4:00000000 [ 1346.812179][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.812221][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1346.812249][ T32] 9d20: b0b07000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1346.812305][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1346.812357][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.812384][ T32] r5:80070013 r4:80239bb0 [ 1346.812452][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.812499][ T32] r4:82ac21e4 [ 1346.812543][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1346.812734][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 9 printk messages dropped ** [ 1346.813225][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 ** 6 printk messages dropped ** [ 1346.813505][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1346.813794][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1346.814206][ T32] r4:84b62400 ** 4 printk messages dropped ** [ 1346.814454][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5cde08 ** 8 printk messages dropped ** [ 1346.814841][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1346.815052][ T32] r5:8584df8c r4:8584dc00 [ 1346.815074][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.815122][ T32] r7:dddced80 r6:83018000 r5:8584df8c r4:851e7800 [ 1346.815143][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.815188][ T32] r10:61c88647 r9:84b62400 r8:851e782c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.815231][ T32] r4:851e7800 [ 1346.815271][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.815357][ T32] r10:00000000 r9:851e7800 r8:80287e08 r7:ec5c9e60 r6:851e7880 r5:84b62400 [ 1346.815384][ T32] r4:00000001 [ 1346.815424][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.815465][ T32] Exception stack(0xec5cdfb0 to 0xec5cdff8) [ 1346.815492][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.815529][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.815558][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.815587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.815609][ T32] r4:852720c0 [ 1346.815884][ T32] INFO: task kworker/0:979:5674 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1346.815919][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.816010][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.816066][ T32] Call trace: [ 1346.816142][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.816233][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1346.816264][ T32] r4:00000000 [ 1346.816318][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.816382][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1346.816420][ T32] 9d20: b0b07000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1346.816473][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1346.816501][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff ** 4 printk messages dropped ** [ 1346.816717][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 ** 9 printk messages dropped ** [ 1346.817032][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1346.817420][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1346.817576][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.818067][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1346.818478][ T32] r4:84b64800 ** 3 printk messages dropped ** [ 1346.818733][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1346.819127][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1346.819391][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.819436][ T32] r5:852b5f8c r4:852b5c00 ** 1 printk messages dropped ** [ 1346.819524][ T32] r7:ddde2d80 r6:83018200 r5:852b5f8c r4:850d7700 ** 5 printk messages dropped ** [ 1346.819740][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1346.819903][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.843216][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 8 printk messages dropped ** [ 1346.843655][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1346.843896][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 10 printk messages dropped ** [ 1346.844419][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1346.844779][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.845169][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.845547][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1346.845956][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1346.846148][ T32] r5:847d2f8c r4:847d2c00 ** 1 printk messages dropped ** [ 1346.846227][ T32] r7:ddde2d80 r6:83018200 r5:847d2f8c r4:850d7780 [ 1346.846278][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.846337][ T32] r10:61c88647 r9:84b65400 r8:850d77ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.846360][ T32] r4:850d7780 [ 1346.846378][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.846444][ T32] r10:00000000 r9:850d7780 r8:80287e08 r7:ec5d5e60 r6:851e7980 r5:84b65400 [ 1346.846471][ T32] r4:00000001 [ 1346.846512][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.846570][ T32] Exception stack(0xec5d9fb0 to 0xec5d9ff8) [ 1346.846602][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.846631][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.846657][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.846685][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.846728][ T32] r4:85273240 [ 1346.847153][ T32] INFO: task kworker/1:288:5678 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1346.847214][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.847316][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.847443][ T32] Call trace: [ 1346.847476][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.847530][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1346.847554][ T32] r4:00000000 [ 1346.847573][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.847613][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1346.847648][ T32] 9d20: b0f7c000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1346.847698][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1346.847728][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.847753][ T32] r5:80070013 r4:80239bb0 [ 1346.847773][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.847826][ T32] r4:82ac21e4 [ 1346.847869][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.847925][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1346.847950][ T32] r4:e0539dc0 [ 1346.847991][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.848058][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1346.848084][ T32] r4:00000000 [ 1346.848105][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.848151][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1346.848172][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.848214][ T32] r5:00001000 r4:e033d000 [ 1346.848234][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.848274][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.848378][ T32] r5:84b4d38c r4:84b4d000 [ 1346.848431][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.848484][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1346.848507][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.848559][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.848584][ T32] r4:84bc7b80 [ 1346.848603][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.848649][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1346.848694][ T32] r4:00000001 [ 1346.848731][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.848771][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1346.848798][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.848825][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.848852][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.848881][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.848924][ T32] r4:84bcf980 [ 1346.848970][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.848997][ T32] INFO: task kworker/0:980:5680 blocked for more than 473 seconds. [ 1346.849026][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.849082][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.849122][ T32] task:kworker/0:980 state:D stack:0 pid:5680 tgid:5680 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.849172][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.849235][ T32] Call trace: [ 1346.849288][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1346.849350][ T32] r10:8291a684 r9:ec5ddd84 r8:00000002 r7:60000113 r6:ec5ddd8c r5:84b60c00 [ 1346.849373][ T32] r4:84b60c00 [ 1346.849416][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1346.849494][ T32] r5:84b60c00 r4:8291a680 [ 1346.849518][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.849579][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.849647][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5dde08 [ 1346.849709][ T32] r4:00000000 [ 1346.849731][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1346.849766][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.849800][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.849840][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85272740 [ 1346.849884][ T32] r4:00000000 [ 1346.849930][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.849978][ T32] r9:83018005 r8:84b60c00 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1346.849999][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.850061][ T32] r5:00001000 r4:eba7d000 [ 1346.850084][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.850156][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.850212][ T32] r5:8584e38c r4:8584e000 [ 1346.850233][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.850279][ T32] r7:dddced80 r6:83018000 r5:8584e38c r4:851e7b00 [ 1346.850306][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.850364][ T32] r10:61c88647 r9:84b60c00 r8:851e7b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.850419][ T32] r4:851e7b00 [ 1346.873555][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.873707][ T32] r10:00000000 r9:851e7b00 r8:80287e08 r7:ec5c9e60 r6:851e7a80 r5:84b60c00 [ 1346.873761][ T32] r4:00000001 [ 1346.873786][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.873827][ T32] Exception stack(0xec5ddfb0 to 0xec5ddff8) [ 1346.873859][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.873887][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.873913][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.873966][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.873992][ T32] r4:85272340 [ 1346.874408][ T32] INFO: task kworker/0:980:5680 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1346.874447][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.874569][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.874619][ T32] Call trace: [ 1346.874649][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.874705][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1346.874729][ T32] r4:00000000 [ 1346.874748][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.874788][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1346.874834][ T32] 9d20: b164c000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1346.874867][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1346.874892][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.874937][ T32] r5:80070013 r4:80239bb0 [ 1346.874962][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.875005][ T32] r4:82ac21e4 [ 1346.875025][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.875078][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1346.875104][ T32] r4:e0539dc0 [ 1346.875132][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.875177][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 2 printk messages dropped ** [ 1346.875264][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 ** 11 printk messages dropped ** [ 1346.875777][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 6 printk messages dropped ** [ 1346.875975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1346.876393][ T32] r10:8291a684 r9:ec5d1d84 r8:00000002 r7:60000013 r6:ec5d1d8c r5:84b66c00 ** 6 printk messages dropped ** [ 1346.876651][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1346.876839][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85272c40 ** 7 printk messages dropped ** [ 1346.877200][ T32] r5:8584e78c r4:8584e400 [ 1346.877223][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1346.877470][ T32] r4:851e7a00 ** 4 printk messages dropped ** [ 1346.877651][ T32] Exception stack(0xec5d1fb0 to 0xec5d1ff8) ** 4 printk messages dropped ** [ 1346.877781][ T32] r4:85272700 ** 5 printk messages dropped ** [ 1346.878452][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 8 printk messages dropped ** [ 1346.878767][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1346.878992][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1346.879138][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1346.879514][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 9 printk messages dropped ** [ 1346.879853][ T32] INFO: task kworker/1:289:5684 blocked for more than 473 seconds. ** 10 printk messages dropped ** [ 1346.880398][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1346.892124][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1346.892290][ T32] r5:852b438c r4:852b4000 ** 6 printk messages dropped ** [ 1346.892631][ T32] r10:00000000 r9:850d7800 r8:80287e08 r7:ec5d5e60 r6:851e7b80 r5:858c8c00 ** 9 printk messages dropped ** [ 1346.893457][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1346.894079][ T32] r5:80070013 r4:80239bb0 ** 6 printk messages dropped ** [ 1346.894433][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1346.894458][ T32] r4:00000000 [ 1346.894478][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.894523][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1346.894544][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.894585][ T32] r5:00001000 r4:e033d000 [ 1346.894604][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.894764][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.894810][ T32] r5:84b4d38c r4:84b4d000 [ 1346.894909][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.895026][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1346.895095][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.895146][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.895192][ T32] r4:84bc7b80 [ 1346.895224][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.895273][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1346.895324][ T32] r4:00000001 [ 1346.895375][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.895414][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1346.895443][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.895471][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.895511][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.895565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.895591][ T32] r4:84bcf980 [ 1346.895612][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.895660][ T32] INFO: task kworker/1:290:5686 blocked for more than 473 seconds. [ 1346.895716][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.895745][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.895766][ T32] task:kworker/1:290 state:D stack:0 pid:5686 tgid:5686 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.895835][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.895881][ T32] Call trace: [ 1346.895934][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1346.895984][ T32] r10:8291a684 r9:ec5edd84 r8:00000002 r7:60000113 r6:ec5edd8c r5:858ca400 [ 1346.896007][ T32] r4:858ca400 [ 1346.896048][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1346.896100][ T32] r5:858ca400 r4:8291a680 [ 1346.896121][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.896194][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.896242][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5ede08 [ 1346.896274][ T32] r4:00000000 [ 1346.896309][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1346.896370][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.896431][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.896477][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852736c0 [ 1346.896521][ T32] r4:00000000 [ 1346.896544][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.896589][ T32] r9:83018205 r8:858ca400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 1346.896641][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.896707][ T32] r5:00001000 r4:ec361000 [ 1346.896730][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.896792][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.896837][ T32] r5:852b478c r4:852b4400 [ 1346.896872][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.896922][ T32] r7:ddde2d80 r6:83018200 r5:852b478c r4:850d7880 [ 1346.896963][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.897014][ T32] r10:61c88647 r9:858ca400 r8:850d78ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.897058][ T32] r4:850d7880 [ 1346.897103][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.897151][ T32] r10:00000000 r9:850d7880 r8:80287e08 r7:ec5d5e60 r6:851e7c00 r5:858ca400 [ 1346.897195][ T32] r4:00000001 [ 1346.897217][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.897254][ T32] Exception stack(0xec5edfb0 to 0xec5edff8) [ 1346.897289][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.897338][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1346.897450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1346.898351][ T32] Exception stack(0xe0539d28 to 0xe0539d70) ** 7 printk messages dropped ** [ 1346.898676][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 ** 10 printk messages dropped ** [ 1346.899223][ T32] r5:84b4d38c r4:84b4d000 ** 7 printk messages dropped ** [ 1346.899608][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1346.899717][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1346.900103][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.900370][ T32] r5:858cb000 r4:8291a680 ** 5 printk messages dropped ** [ 1346.920279][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1346.921175][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1346.921390][ T32] r10:61c88647 r9:858cb000 r8:851e7d2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1346.921687][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1346.922372][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1346.922744][ T32] 9d20: b1907000 edb95000 00000001 80239b98 7f53b000 00000001 ** 6 printk messages dropped ** [ 1346.922965][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 ** 9 printk messages dropped ** [ 1346.923361][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1346.923677][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1346.924015][ T32] INFO: task kworker/1:291:5690 blocked for more than 473 seconds. ** 3 printk messages dropped ** [ 1346.924211][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.924345][ T32] Call trace: [ 1346.924402][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1346.924455][ T32] r10:8291a684 r9:ec5f9d84 r8:00000002 r7:60000113 r6:ec5f9d8c r5:858cbc00 [ 1346.924544][ T32] r4:858cbc00 [ 1346.924570][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1346.924616][ T32] r5:858cbc00 r4:8291a680 [ 1346.924636][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.924703][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.924749][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5f9e08 [ 1346.924792][ T32] r4:00000000 [ 1346.924814][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1346.924880][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.924918][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.924959][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a5c80 [ 1346.924998][ T32] r4:00000000 [ 1346.925048][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.925098][ T32] r9:83018205 r8:858cbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 [ 1346.925120][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.925162][ T32] r5:00001000 r4:ead1d000 [ 1346.925236][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.925280][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.925331][ T32] r5:852b4b8c r4:852b4800 [ 1346.925351][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.925397][ T32] r7:ddde2d80 r6:83018200 r5:852b4b8c r4:850d7900 [ 1346.925417][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.925462][ T32] r10:61c88647 r9:858cbc00 r8:850d792c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.925486][ T32] r4:850d7900 [ 1346.925519][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.925575][ T32] r10:00000000 r9:850d7900 r8:80287e08 r7:ec5d5e60 r6:851e7d80 r5:858cbc00 [ 1346.925627][ T32] r4:00000001 [ 1346.925649][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.925684][ T32] Exception stack(0xec5f9fb0 to 0xec5f9ff8) [ 1346.925711][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.925740][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.925766][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.925794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.925831][ T32] r4:85273680 [ 1346.926095][ T32] INFO: task kworker/1:291:5690 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1346.926160][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.926292][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.926364][ T32] Call trace: [ 1346.926452][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.926508][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1346.926561][ T32] r4:00000000 [ 1346.926604][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.926653][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1346.926683][ T32] 9d20: b1907000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1346.926753][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1346.926783][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1346.926833][ T32] r5:80070013 r4:80239bb0 [ 1346.926856][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.926898][ T32] r4:82ac21e4 [ 1346.926919][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.926961][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1346.927032][ T32] r4:e0539dc0 [ 1346.927132][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.927178][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1346.927202][ T32] r4:00000000 [ 1346.927223][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.927269][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1346.927325][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.927397][ T32] r5:00001000 r4:e033d000 [ 1346.927477][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 10 printk messages dropped ** [ 1346.927971][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 15 printk messages dropped ** [ 1346.928591][ T32] r4:858cc800 ** 8 printk messages dropped ** [ 1346.928925][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1346.929278][ T32] r5:8584ef8c r4:8584ec00 ** 7 printk messages dropped ** [ 1346.929577][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1346.930238][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1346.958918][ T32] r4:82ac21e4 ** 7 printk messages dropped ** [ 1346.959254][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 ** 11 printk messages dropped ** [ 1346.959829][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 7 printk messages dropped ** [ 1346.960069][ T32] r4:84bcf980 ** 4 printk messages dropped ** [ 1346.960260][ T32] task:kworker/0:984 state:D stack:0 pid:5694 tgid:5694 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.960387][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.973093][ T32] Call trace: [ 1346.973164][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1346.973239][ T32] r10:8291a684 r9:ec5f5d84 r8:00000002 r7:60000113 r6:ec5f5d8c r5:858c9800 [ 1346.973291][ T32] r4:858c9800 [ 1346.973319][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1346.973386][ T32] r5:858c9800 r4:8291a680 [ 1346.973413][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.973472][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.973534][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5f5e08 [ 1346.973562][ T32] r4:00000000 [ 1346.973584][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1346.973621][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.973672][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.973809][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525d1c0 [ 1346.973837][ T32] r4:00000000 [ 1346.973858][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.973907][ T32] r9:83018005 r8:858c9800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 [ 1346.973936][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.974039][ T32] r5:00001000 r4:ec3dd000 [ 1346.974065][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.974108][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.974152][ T32] r5:8584f78c r4:8584f400 [ 1346.974172][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.974220][ T32] r7:dddced80 r6:83018000 r5:8584f78c r4:852a6000 [ 1346.974270][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.974339][ T32] r10:61c88647 r9:858c9800 r8:852a602c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.974366][ T32] r4:852a6000 [ 1346.974416][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.974497][ T32] r10:00000000 r9:852a6000 r8:80287e08 r7:ec5fde60 r6:852a6180 r5:858c9800 [ 1346.974526][ T32] r4:00000001 [ 1346.974549][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.974591][ T32] Exception stack(0xec5f5fb0 to 0xec5f5ff8) [ 1346.974623][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.974694][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.974728][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.974759][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.974808][ T32] r4:8525d080 [ 1346.975242][ T32] INFO: task kworker/0:984:5694 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1346.975292][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.975391][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.975444][ T32] Call trace: [ 1346.975492][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.975549][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1346.975576][ T32] r4:00000000 [ 1346.975627][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 1 printk messages dropped ** [ 1346.975792][ T32] 9d20: b210c000 edb95000 00000001 80239b98 7f53b000 00000001 ** 16 printk messages dropped ** [ 1346.976776][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 17 printk messages dropped ** [ 1346.977649][ T32] INFO: task kworker/0:985:5697 blocked for more than 473 seconds. ** 12 printk messages dropped ** [ 1346.978411][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5bde08 [ 1346.978439][ T32] r4:00000000 [ 1346.978475][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1346.978513][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.978609][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.978661][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525d040 [ 1346.978688][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1346.978985][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.979031][ T32] r5:8584f38c r4:8584f000 ** 3 printk messages dropped ** [ 1346.979188][ T32] r10:61c88647 r9:858cd400 r8:852a60ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1346.979454][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.980390][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 10 printk messages dropped ** [ 1346.992702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 ** 9 printk messages dropped ** [ 1346.993193][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1346.993657][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1346.993888][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 12 printk messages dropped ** [ 1346.994559][ T32] r5:858ce000 r4:8291a680 ** 7 printk messages dropped ** [ 1346.994913][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525d3c0 ** 8 printk messages dropped ** [ 1346.995318][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1346.995616][ T32] r4:00000001 ** 7 printk messages dropped ** [ 1346.996266][ T32] INFO: task kworker/0:986:5698 is blocked on a mutex likely owned by task kworker/0:181:3703. ** 11 printk messages dropped ** [ 1346.996972][ T32] r5:80070013 r4:80239bb0 ** 4 printk messages dropped ** [ 1346.997149][ T32] r4:e0539dc0 ** 8 printk messages dropped ** [ 1346.997508][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1346.998260][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1346.998331][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.998416][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.998471][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.998503][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.998554][ T32] r4:84bcf980 [ 1346.998577][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.998602][ T32] INFO: task kworker/0:987:5700 blocked for more than 473 seconds. [ 1346.998647][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.998704][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.998742][ T32] task:kworker/0:987 state:D stack:0 pid:5700 tgid:5700 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.998820][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.998916][ T32] Call trace: [ 1346.998960][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1346.999012][ T32] r10:8291a684 r9:ec601d84 r8:00000002 r7:60000113 r6:ec601d8c r5:858cec00 [ 1346.999036][ T32] r4:858cec00 [ 1346.999056][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1346.999125][ T32] r5:858cec00 r4:8291a680 [ 1346.999148][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.999189][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.999250][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec601e08 [ 1346.999275][ T32] r4:00000000 [ 1346.999300][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1346.999335][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.999371][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.999413][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525d580 [ 1346.999436][ T32] r4:00000000 [ 1346.999455][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.999503][ T32] r9:83018005 r8:858cec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [ 1346.999528][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.999571][ T32] r5:00001000 r4:ec419000 [ 1346.999611][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.999654][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.999698][ T32] r5:8584ff8c r4:8584fc00 [ 1346.999717][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.999763][ T32] r7:dddced80 r6:83018000 r5:8584ff8c r4:852a6300 [ 1346.999784][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.999855][ T32] r10:61c88647 r9:858cec00 r8:852a632c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.999882][ T32] r4:852a6300 [ 1346.999903][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.999950][ T32] r10:00000000 r9:852a6300 r8:80287e08 r7:ec5c5e60 r6:852a6480 r5:858cec00 [ 1346.999998][ T32] r4:00000001 [ 1347.000044][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.000093][ T32] Exception stack(0xec601fb0 to 0xec601ff8) [ 1347.000123][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.000177][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.000206][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.000235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.000258][ T32] r4:8525d380 [ 1347.031205][ T32] INFO: task kworker/0:987:5700 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1347.031337][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1347.031893][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1347.032101][ T32] r4:e0539dc0 ** 5 printk messages dropped ** [ 1347.032479][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1347.033075][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 6 printk messages dropped ** [ 1347.033333][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1347.034116][ T32] r4:858c8000 ** 4 printk messages dropped ** [ 1347.034319][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec605e08 ** 7 printk messages dropped ** [ 1347.034713][ T32] r9:83018005 r8:858c8000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 ** 5 printk messages dropped ** [ 1347.035007][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.035055][ T32] r7:dddced80 r6:83018000 r5:8590838c r4:852a6380 [ 1347.035088][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.035140][ T32] r10:61c88647 r9:858c8000 r8:852a63ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.035175][ T32] r4:852a6380 [ 1347.035204][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.035250][ T32] r10:00000000 r9:852a6380 r8:80287e08 r7:ec601e60 r6:852a6580 r5:858c8000 [ 1347.035296][ T32] r4:00000001 [ 1347.035346][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.035413][ T32] Exception stack(0xec605fb0 to 0xec605ff8) [ 1347.035444][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.035515][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.035547][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.035616][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.035642][ T32] r4:8525d680 [ 1347.035964][ T32] INFO: task kworker/0:988:5702 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1347.036000][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.036084][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.036134][ T32] Call trace: [ 1347.036195][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.036285][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1347.036318][ T32] r4:00000000 [ 1347.036355][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.036397][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1347.036426][ T32] 9d20: b270b000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1347.036481][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1347.036532][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.036559][ T32] r5:80070013 r4:80239bb0 [ 1347.036591][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.036646][ T32] r4:82ac21e4 [ 1347.036669][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.036738][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1347.036764][ T32] r4:e0539dc0 [ 1347.036810][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.036880][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1347.036908][ T32] r4:00000000 [ 1347.036929][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.036975][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1347.037025][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.037070][ T32] r5:00001000 r4:e033d000 [ 1347.037091][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.037186][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.037260][ T32] r5:84b4d38c r4:84b4d000 [ 1347.037284][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.037366][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1347.037393][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.037452][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.037479][ T32] r4:84bc7b80 [ 1347.037499][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.037545][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1347.037567][ T32] r4:00000001 [ 1347.037586][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.037624][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1347.037678][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.037737][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1347.037945][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 10 printk messages dropped ** [ 1347.038372][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec609e08 ** 7 printk messages dropped ** [ 1347.038686][ T32] r9:83018005 r8:84b63c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 ** 5 printk messages dropped ** [ 1347.038964][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1347.039144][ T32] r4:852a6400 ** 2 printk messages dropped ** [ 1347.039265][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1347.039631][ T32] r4:8525d600 ** 2 printk messages dropped ** [ 1347.040113][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.040155][ T32] Call trace: [ 1347.040196][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.040252][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1347.040295][ T32] r4:00000000 [ 1347.040318][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.040377][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1347.040495][ T32] 9d20: b270b000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1347.062958][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1347.063009][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.063039][ T32] r5:80070013 r4:80239bb0 [ 1347.063064][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.063141][ T32] r4:82ac21e4 [ 1347.063166][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.063227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1347.063298][ T32] r4:e0539dc0 [ 1347.063323][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.063368][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1347.063407][ T32] r4:00000000 [ 1347.063430][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.063520][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1347.063594][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.063671][ T32] r5:00001000 r4:e033d000 [ 1347.063695][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.063766][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.063813][ T32] r5:84b4d38c r4:84b4d000 [ 1347.063833][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.063907][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1347.063963][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.064043][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.064150][ T32] r4:84bc7b80 [ 1347.064176][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.064225][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1347.064248][ T32] r4:00000001 [ 1347.064292][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.064409][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1347.064441][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.064472][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.064500][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.064547][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.064572][ T32] r4:84bcf980 [ 1347.064624][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.064657][ T32] INFO: task kworker/0:990:5706 blocked for more than 473 seconds. ** 3 printk messages dropped ** [ 1347.064893][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.065390][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1347.065935][ T32] r5:00001000 r4:ec559000 ** 3 printk messages dropped ** [ 1347.066171][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1347.066301][ T32] r10:61c88647 r9:84b66000 r8:852a66ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.066327][ T32] r4:852a6680 [ 1347.066346][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.066418][ T32] r10:00000000 r9:852a6680 r8:80287e08 r7:ec609e60 r6:852a6500 r5:84b66000 [ 1347.066445][ T32] r4:00000001 [ 1347.066464][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.066500][ T32] Exception stack(0xec60dfb0 to 0xec60dff8) [ 1347.066539][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.066571][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.066598][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.066626][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.066648][ T32] r4:8525d740 [ 1347.067048][ T32] INFO: task kworker/0:990:5706 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1347.067085][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.067142][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.067203][ T32] Call trace: [ 1347.067236][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.067302][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1347.067350][ T32] r4:00000000 [ 1347.067376][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.067440][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1347.067475][ T32] 9d20: b2961000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1347.067505][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1347.067532][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.067585][ T32] r5:80070013 r4:80239bb0 [ 1347.067610][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.067659][ T32] r4:82ac21e4 [ 1347.067680][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.067777][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1347.067857][ T32] r4:e0539dc0 [ 1347.067904][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1347.067993][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.068351][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1347.068645][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1347.068927][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1347.069366][ T32] r4:85940000 ** 4 printk messages dropped ** [ 1347.069559][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec615e08 ** 5 printk messages dropped ** [ 1347.069792][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.070131][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.070217][ T32] r5:8590938c r4:85909000 ** 1 printk messages dropped ** [ 1347.070293][ T32] r7:dddced80 r6:83018000 r5:8590938c r4:852a6700 ** 4 printk messages dropped ** [ 1347.091118][ T32] r10:00000000 r9:852a6700 r8:80287e08 r7:ec609e60 r6:852a6800 r5:85940000 ** 7 printk messages dropped ** [ 1347.091556][ T32] r4:8525d9c0 ** 3 printk messages dropped ** [ 1347.092181][ T32] Call trace: ** 5 printk messages dropped ** [ 1347.092510][ T32] 9d20: b2bd4000 edb95000 00000001 80239b98 7f53b000 00000001 ** 9 printk messages dropped ** [ 1347.092821][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 6 printk messages dropped ** [ 1347.093121][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1347.093356][ T32] r4:84bc7b80 ** 4 printk messages dropped ** [ 1347.093504][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) ** 6 printk messages dropped ** [ 1347.093731][ T32] INFO: task kworker/0:992:5710 blocked for more than 473 seconds. ** 9 printk messages dropped ** [ 1347.094243][ T32] r5:85940c00 r4:8291a680 ** 5 printk messages dropped ** [ 1347.094524][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1347.095006][ T32] r5:85908f8c r4:85908c00 [ 1347.095029][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1347.095357][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1347.095572][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1347.096025][ T32] Call trace: [ 1347.096054][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.096105][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1347.096128][ T32] r4:00000000 [ 1347.096147][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.096185][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1347.096213][ T32] 9d20: b2bd4000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1347.096268][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1347.096305][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.096347][ T32] r5:80070013 r4:80239bb0 [ 1347.096369][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.096411][ T32] r4:82ac21e4 [ 1347.096432][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.096474][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1347.096496][ T32] r4:e0539dc0 [ 1347.096514][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.096554][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1347.096596][ T32] r4:00000000 [ 1347.096618][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.096666][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1347.096687][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.096729][ T32] r5:00001000 r4:e033d000 [ 1347.096748][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.096816][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.096864][ T32] r5:84b4d38c r4:84b4d000 [ 1347.096896][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.096952][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1347.096974][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.097047][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.097074][ T32] r4:84bc7b80 [ 1347.097093][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.097160][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1347.097188][ T32] r4:00000001 [ 1347.097208][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.097245][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1347.097272][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.097307][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.097338][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.097367][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.097388][ T32] r4:84bcf980 [ 1347.097408][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.097458][ T32] INFO: task kworker/0:993:5713 blocked for more than 473 seconds. [ 1347.097491][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.097515][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.097537][ T32] task:kworker/0:993 state:D stack:0 pid:5713 tgid:5713 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.097582][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.097626][ T32] Call trace: [ 1347.097682][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1347.097734][ T32] r10:8291a684 r9:ec629d84 r8:00000002 r7:60000113 r6:ec629d8c r5:85941800 [ 1347.097783][ T32] r4:85941800 [ 1347.097832][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1347.097878][ T32] r5:85941800 r4:8291a680 [ 1347.097950][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.097994][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.098064][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec629e08 [ 1347.098090][ T32] r4:00000000 [ 1347.098135][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1347.098172][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.098206][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.098276][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525e040 [ 1347.098319][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1347.098511][ T32] r5:00001000 r4:ec647000 ** 2 printk messages dropped ** [ 1347.098676][ T32] r5:85909f8c r4:85909c00 [ 1347.098698][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1347.098767][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1347.099101][ T32] Exception stack(0xec629fb0 to 0xec629ff8) ** 6 printk messages dropped ** [ 1347.099638][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1347.100344][ T32] r5:80070013 r4:80239bb0 ** 4 printk messages dropped ** [ 1347.127733][ T32] r4:e0539dc0 ** 6 printk messages dropped ** [ 1347.128065][ T32] r5:00001000 r4:e033d000 ** 6 printk messages dropped ** [ 1347.128668][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1347.128973][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1347.129340][ T32] Call trace: ** 5 printk messages dropped ** [ 1347.129620][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1347.130072][ T32] r9:83018005 r8:85942400 r7:00000000 r6:83018000 r5:00001000 r4:7f0c1000 ** 4 printk messages dropped ** [ 1347.130243][ T32] r5:8590978c r4:85909400 [ 1347.130285][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.130348][ T32] r7:dddced80 r6:83018000 r5:8590978c r4:852a6a80 [ 1347.130370][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.145009][ T32] r10:61c88647 r9:85942400 r8:852a6aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.145157][ T32] r4:852a6a80 [ 1347.145211][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.145351][ T32] r10:00000000 r9:852a6a80 r8:80287e08 r7:ec629e60 r6:852a6b80 r5:85942400 [ 1347.145397][ T32] r4:00000001 [ 1347.145446][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.145525][ T32] Exception stack(0xec63dfb0 to 0xec63dff8) [ 1347.145584][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.145676][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.145736][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.145794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.145848][ T32] r4:8525dd40 [ 1347.146535][ T32] INFO: task kworker/0:994:5714 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1347.146615][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.146773][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.146905][ T32] Call trace: [ 1347.146993][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.147130][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1347.147200][ T32] r4:00000000 [ 1347.147239][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.147329][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1347.147437][ T32] 9d20: b3127000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1347.147505][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1347.147585][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.147671][ T32] r5:80070013 r4:80239bb0 [ 1347.147723][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.147807][ T32] r4:82ac21e4 [ 1347.147849][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.147935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1347.147984][ T32] r4:e0539dc0 [ 1347.148024][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.148106][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1347.148147][ T32] r4:00000000 [ 1347.148192][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.148299][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1347.148385][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.148490][ T32] r5:00001000 r4:e033d000 [ 1347.148560][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.148645][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.148730][ T32] r5:84b4d38c r4:84b4d000 [ 1347.148776][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.148869][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1347.148928][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.149021][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.149070][ T32] r4:84bc7b80 [ 1347.149158][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.149286][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1347.149384][ T32] r4:00000001 [ 1347.149438][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.149508][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1347.149574][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.149625][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.149683][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.149741][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1347.149976][ T32] INFO: task kworker/0:995:5717 blocked for more than 473 seconds. ** 9 printk messages dropped ** [ 1347.158364][ T32] r5:85943000 r4:8291a680 ** 3 printk messages dropped ** [ 1347.158530][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1347.158766][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1347.159148][ T32] r5:85909b8c r4:85909800 [ 1347.159202][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1347.159481][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1347.159766][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.173346][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 10 printk messages dropped ** [ 1347.173794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1347.173817][ T32] r4:e0539dc0 [ 1347.173836][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.173909][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1347.173968][ T32] r4:00000000 [ 1347.173991][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.174067][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1347.174157][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.174203][ T32] r5:00001000 r4:e033d000 [ 1347.174225][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.174270][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.174322][ T32] r5:84b4d38c r4:84b4d000 [ 1347.174373][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.174425][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1347.174446][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.174495][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.174519][ T32] r4:84bc7b80 [ 1347.174538][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.174583][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1347.174605][ T32] r4:00000001 [ 1347.174624][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.174658][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1347.174718][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.174755][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.174783][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.174834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.174894][ T32] r4:84bcf980 [ 1347.174950][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.174988][ T32] INFO: task kworker/0:996:5719 blocked for more than 473 seconds. [ 1347.175022][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.175080][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.175137][ T32] task:kworker/0:996 state:D stack:0 pid:5719 tgid:5719 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.175228][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.175274][ T32] Call trace: [ 1347.175345][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1347.175399][ T32] r10:8291a684 r9:ec631d84 r8:00000002 r7:60000113 r6:ec631d8c r5:85943c00 [ 1347.175422][ T32] r4:85943c00 [ 1347.175447][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1347.175492][ T32] r5:85943c00 r4:8291a680 [ 1347.175512][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.175550][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.175622][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec631e08 [ 1347.175649][ T32] r4:00000000 [ 1347.175668][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1347.175742][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.175782][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.175825][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525e180 [ 1347.175848][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1347.175911][ T32] r9:83018005 r8:85943c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0cb000 [ 1347.175934][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.175974][ T32] r5:00001000 r4:ec64d000 [ 1347.175995][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.176033][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.176107][ T32] r5:8590a38c r4:8590a000 [ 1347.176131][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.176178][ T32] r7:dddced80 r6:83018000 r5:8590a38c r4:852a6c80 [ 1347.176233][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.176283][ T32] r10:61c88647 r9:85943c00 r8:852a6cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.176313][ T32] r4:852a6c80 [ 1347.176380][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.176431][ T32] r10:00000000 r9:852a6c80 r8:80287e08 r7:ec629e60 r6:852a6b00 r5:85943c00 [ 1347.176454][ T32] r4:00000001 [ 1347.176472][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.176507][ T32] Exception stack(0xec631fb0 to 0xec631ff8) [ 1347.176538][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.176580][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.176611][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.176674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.176735][ T32] r4:8525e000 [ 1347.177146][ T32] INFO: task kworker/0:996:5719 is blocked on a mutex likely owned by task kworker/0:181:3703. ** 4 printk messages dropped ** [ 1347.177493][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 8 printk messages dropped ** [ 1347.177829][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1347.178048][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.178239][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1347.178850][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) ** 7 printk messages dropped ** [ 1347.179180][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1347.179746][ T32] r5:85944800 r4:8291a680 ** 6 printk messages dropped ** [ 1347.180100][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1347.204207][ T32] r5:8590a78c r4:8590a400 [ 1347.204264][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1347.204618][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1347.204902][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1347.205928][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1347.206132][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 ** 6 printk messages dropped ** [ 1347.206354][ T32] r4:e0539dc0 ** 6 printk messages dropped ** [ 1347.206912][ T32] r5:00001000 r4:e033d000 [ 1347.206969][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.207014][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.207058][ T32] r5:84b4d38c r4:84b4d000 [ 1347.207125][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.207214][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1347.207239][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.207297][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.207322][ T32] r4:84bc7b80 [ 1347.207341][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.207388][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1347.207410][ T32] r4:00000001 [ 1347.207428][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.207463][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1347.207489][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.207518][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.207557][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.207590][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.207615][ T32] r4:84bcf980 [ 1347.207674][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.207799][ T32] INFO: task kworker/0:998:5722 blocked for more than 473 seconds. [ 1347.207836][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.207861][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.207882][ T32] task:kworker/0:998 state:D stack:0 pid:5722 tgid:5722 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.207999][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.208042][ T32] Call trace: [ 1347.208112][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1347.208162][ T32] r10:8291a684 r9:ec665d84 r8:00000002 r7:60000013 r6:ec665d8c r5:85946000 [ 1347.208184][ T32] r4:85946000 [ 1347.208234][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1347.208282][ T32] r5:85946000 r4:8291a680 [ 1347.208312][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.208373][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.208454][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec665e08 [ 1347.208480][ T32] r4:00000000 [ 1347.208526][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1347.208585][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.208700][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.208778][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525e640 [ 1347.208804][ T32] r4:00000000 [ 1347.208851][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.208907][ T32] r9:83018005 r8:85946000 r7:00000000 r6:83018000 r5:00001000 r4:7f0cf000 [ 1347.208962][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.209042][ T32] r5:00001000 r4:ec661000 [ 1347.209102][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.209144][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.209187][ T32] r5:8590ab8c r4:8590a800 [ 1347.209207][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.209272][ T32] r7:dddced80 r6:83018000 r5:8590ab8c r4:852a6d80 [ 1347.209336][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.209420][ T32] r10:61c88647 r9:85946000 r8:852a6dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.209447][ T32] r4:852a6d80 ** 2 printk messages dropped ** [ 1347.209617][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1347.209891][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1347.236188][ T32] Exception stack(0xe0539d28 to 0xe0539d70) ** 5 printk messages dropped ** [ 1347.236448][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1347.236742][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1347.237061][ T32] r5:84b4d38c r4:84b4d000 ** 6 printk messages dropped ** [ 1347.237349][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1347.237386][ T32] r4:00000001 [ 1347.237412][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.237474][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1347.237529][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.237570][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.237598][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.237639][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.237665][ T32] r4:84bcf980 [ 1347.237691][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.237723][ T32] INFO: task kworker/0:999:5724 blocked for more than 473 seconds. [ 1347.237758][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.237785][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.237811][ T32] task:kworker/0:999 state:D stack:0 pid:5724 tgid:5724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.237893][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.237951][ T32] Call trace: [ 1347.237989][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1347.238043][ T32] r10:8291a684 r9:ec66dd84 r8:00000002 r7:60000113 r6:ec66dd8c r5:858a3c00 [ 1347.238067][ T32] r4:858a3c00 [ 1347.238089][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1347.238134][ T32] r5:858a3c00 r4:8291a680 [ 1347.238155][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.238196][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.238240][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec66de08 [ 1347.238266][ T32] r4:00000000 [ 1347.238287][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1347.238383][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1347.238508][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1347.238811][ T32] r5:8590af8c r4:8590ac00 [ 1347.238830][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.238876][ T32] r7:dddced80 r6:83018000 r5:8590af8c r4:85855e80 ** 9 printk messages dropped ** [ 1347.239272][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1347.261696][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1347.262068][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff ** 10 printk messages dropped ** [ 1347.263073][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 ** 12 printk messages dropped ** [ 1347.264381][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1347.264789][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.265414][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.265896][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1347.266481][ T32] r5:00001000 r4:ec675000 ** 2 printk messages dropped ** [ 1347.266703][ T32] r5:8590b38c r4:8590b000 ** 2 printk messages dropped ** [ 1347.266833][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1347.267312][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1347.268459][ T32] Call trace: ** 6 printk messages dropped ** [ 1347.268996][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 ** 8 printk messages dropped ** [ 1347.269625][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1347.269681][ T32] r4:00000000 [ 1347.269728][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.269820][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1347.269905][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.269998][ T32] r5:00001000 r4:e033d000 [ 1347.270070][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.270155][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.270248][ T32] r5:84b4d38c r4:84b4d000 [ 1347.270294][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.270389][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1347.270491][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.297198][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.297259][ T32] r4:84bc7b80 [ 1347.297287][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.297393][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1347.297422][ T32] r4:00000001 [ 1347.297485][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.297538][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1347.297581][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.297661][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.297767][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.297808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.297882][ T32] r4:84bcf980 [ 1347.297935][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.297975][ T32] INFO: task kworker/0:1001:5728 blocked for more than 473 seconds. [ 1347.298065][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.298101][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.298127][ T32] task:kworker/0:1001 state:D stack:0 pid:5728 tgid:5728 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.298288][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.298351][ T32] Call trace: [ 1347.298422][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1347.298483][ T32] r10:8291a684 r9:ec681d84 r8:00000002 r7:60000013 r6:ec681d8c r5:858a6000 [ 1347.298508][ T32] r4:858a6000 [ 1347.298529][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1347.298630][ T32] r5:858a6000 r4:8291a680 [ 1347.298690][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.298738][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.298796][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec681e08 [ 1347.298845][ T32] r4:00000000 [ 1347.298879][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1347.298919][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.298962][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.299010][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525e980 [ 1347.299059][ T32] r4:00000000 [ 1347.299091][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.299145][ T32] r9:83018005 r8:858a6000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1347.299170][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.299240][ T32] r5:00001000 r4:ec683000 [ 1347.299284][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.299336][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.299382][ T32] r5:8590b78c r4:8590b400 [ 1347.299427][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.299484][ T32] r7:dddced80 r6:83018000 r5:8590b78c r4:8528c000 [ 1347.299547][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.299615][ T32] r10:61c88647 r9:858a6000 r8:8528c02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.299656][ T32] r4:8528c000 [ 1347.299689][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.299802][ T32] r10:00000000 r9:8528c000 r8:80287e08 r7:ec679e60 r6:850d7a00 r5:858a6000 [ 1347.299855][ T32] r4:00000001 [ 1347.299916][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.300003][ T32] Exception stack(0xec681fb0 to 0xec681ff8) [ 1347.300058][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.300114][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.300168][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.300231][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1347.309140][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1347.309613][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff ** 12 printk messages dropped ** [ 1347.310101][ T32] r5:00001000 r4:e033d000 ** 9 printk messages dropped ** [ 1347.317146][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 7 printk messages dropped ** [ 1347.317642][ T32] r4:84bcf980 ** 4 printk messages dropped ** [ 1347.317782][ T32] task:kworker/0:1002 state:D stack:0 pid:5730 tgid:5730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1347.318276][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec68de08 ** 9 printk messages dropped ** [ 1347.318643][ T32] r5:00001000 r4:eb9cf000 ** 1 printk messages dropped ** [ 1347.318702][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.318743][ T32] r5:8591278c r4:85912400 [ 1347.318762][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.318806][ T32] r7:dddced80 r6:83018000 r5:8591278c r4:8528c080 [ 1347.318826][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.318872][ T32] r10:61c88647 r9:858a5400 r8:8528c0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.318914][ T32] r4:8528c080 [ 1347.318937][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.319167][ T32] r10:00000000 r9:8528c080 r8:80287e08 r7:ec681e60 r6:850d7b00 r5:858a5400 [ 1347.319194][ T32] r4:00000001 [ 1347.319215][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.319251][ T32] Exception stack(0xec68dfb0 to 0xec68dff8) [ 1347.319326][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.319393][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.319422][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.319451][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.319578][ T32] r4:8525e8c0 [ 1347.319979][ T32] INFO: task kworker/0:1002:5730 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1347.320018][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.320129][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.320178][ T32] Call trace: [ 1347.320213][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.320268][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1347.320292][ T32] r4:00000000 [ 1347.320318][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.320557][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1347.335513][ T32] 9d20: b4889000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1347.335575][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1347.335602][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.335632][ T32] r5:80070013 r4:80239bb0 [ 1347.335655][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.335720][ T32] r4:82ac21e4 [ 1347.335740][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.335804][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1347.335850][ T32] r4:e0539dc0 [ 1347.335872][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.335948][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1347.335976][ T32] r4:00000000 [ 1347.335997][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.336045][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1347.336098][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.336148][ T32] r5:00001000 r4:e033d000 [ 1347.336168][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1347.336658][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 12 printk messages dropped ** [ 1347.337360][ T32] task:kworker/0:1003 state:D stack:0 pid:5732 tgid:5732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1347.338113][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1347.338447][ T32] r5:8590bb8c r4:8590b800 ** 1 printk messages dropped ** [ 1347.338536][ T32] r7:dddced80 r6:83018000 r5:8590bb8c r4:8528c200 ** 12 printk messages dropped ** [ 1347.338896][ T32] r4:8525eb40 ** 7 printk messages dropped ** [ 1347.339684][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 16 printk messages dropped ** [ 1347.361219][ T32] r5:00001000 r4:e033d000 ** 9 printk messages dropped ** [ 1347.361737][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 13 printk messages dropped ** [ 1347.362622][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1347.363563][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1347.364148][ T32] r5:852b4f8c r4:852b4c00 ** 3 printk messages dropped ** [ 1347.364398][ T32] r10:61c88647 r9:8481ec00 r8:850d7c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.364428][ T32] r4:850d7c00 [ 1347.364449][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.364495][ T32] r10:00000000 r9:850d7c00 r8:80287e08 r7:ec5d5e60 r6:850d7d00 r5:8481ec00 [ 1347.364519][ T32] r4:00000001 [ 1347.364559][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.364694][ T32] Exception stack(0xec659fb0 to 0xec659ff8) [ 1347.364756][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.364829][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.364893][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.364945][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.364970][ T32] r4:852b00c0 [ 1347.365430][ T32] INFO: task kworker/1:292:5735 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1347.365568][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.365765][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.365867][ T32] Call trace: [ 1347.365926][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.365999][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1347.366066][ T32] r4:00000000 [ 1347.366093][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.366138][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1347.366200][ T32] 9d20: b4d49000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1347.366233][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1347.366318][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.366367][ T32] r5:80070013 r4:80239bb0 [ 1347.366464][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.366689][ T32] r4:82ac21e4 [ 1347.366714][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.366758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1347.367188][ T32] r4:e0539dc0 [ 1347.367242][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.367316][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1347.367342][ T32] r4:00000000 [ 1347.367364][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.367410][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1347.367432][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.367775][ T32] r5:00001000 r4:e033d000 [ 1347.367823][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.367867][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.367930][ T32] r5:84b4d38c r4:84b4d000 [ 1347.367953][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.368001][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1347.368023][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.368070][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.368093][ T32] r4:84bc7b80 [ 1347.368112][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.368195][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 12 printk messages dropped ** [ 1347.368816][ T32] task:kworker/1:293 state:D stack:0 pid:5737 tgid:5737 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1347.369778][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1347.370359][ T32] r5:852b538c r4:852b5000 [ 1347.370378][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.370424][ T32] r7:ddde2d80 r6:83018200 r5:852b538c r4:850d7d80 [ 1347.370540][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.388183][ T32] r10:61c88647 r9:8588e000 r8:850d7dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.388235][ T32] r4:850d7d80 [ 1347.388287][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.388409][ T32] r10:00000000 r9:850d7d80 r8:80287e08 r7:ec5d5e60 r6:850d7c80 r5:8588e000 [ 1347.388448][ T32] r4:00000001 [ 1347.388471][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.388512][ T32] Exception stack(0xec699fb0 to 0xec699ff8) [ 1347.388607][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.388702][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.388732][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1347.389540][ T32] Call trace: ** 5 printk messages dropped ** [ 1347.389803][ T32] 9d20: b4ede000 edb95000 00000001 80239b98 7f53b000 00000001 ** 15 printk messages dropped ** [ 1347.390455][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 13 printk messages dropped ** [ 1347.403984][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1347.404718][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) ** 12 printk messages dropped ** [ 1347.405571][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1347.405937][ T32] r5:8591038c r4:85910000 ** 3 printk messages dropped ** [ 1347.406146][ T32] r10:61c88647 r9:858a8000 r8:8528c2ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1347.407424][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1347.407548][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1347.407623][ T32] r4:00000000 [ 1347.407787][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.407831][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1347.407860][ T32] 9d20: b5591000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1347.407890][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1347.407916][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.407940][ T32] r5:80070013 r4:80239bb0 [ 1347.408015][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.408059][ T32] r4:82ac21e4 [ 1347.408083][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.408127][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1347.408149][ T32] r4:e0539dc0 [ 1347.408189][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.408237][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1347.408286][ T32] r4:00000000 [ 1347.408317][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.408411][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1347.408436][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.408481][ T32] r5:00001000 r4:e033d000 [ 1347.408502][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.408542][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.408649][ T32] r5:84b4d38c r4:84b4d000 [ 1347.408727][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.408778][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1347.408803][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.408851][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.408873][ T32] r4:84bc7b80 [ 1347.408983][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.409034][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1347.409057][ T32] r4:00000001 [ 1347.409079][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.409116][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1347.409143][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1347.409369][ T32] INFO: task kworker/1:294:5741 blocked for more than 473 seconds. ** 11 printk messages dropped ** [ 1347.409913][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1347.433901][ T32] r5:852b578c r4:852b5400 [ 1347.433947][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1347.434223][ T32] r10:61c88647 r9:858a8c00 r8:8526702c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1347.434578][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1347.435220][ T32] Call trace: ** 5 printk messages dropped ** [ 1347.435591][ T32] 9d20: b5e02000 edb95000 00000001 80239b98 7f53b000 00000001 ** 6 printk messages dropped ** [ 1347.435906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 ** 9 printk messages dropped ** [ 1347.436255][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1347.436655][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1347.436928][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1347.437141][ T32] r10:8291a684 r9:ec6a5d84 r8:00000002 r7:60000113 r6:ec6a5d8c r5:858a9800 ** 9 printk messages dropped ** [ 1347.437590][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1347.437922][ T32] r5:852b5b8c r4:852b5800 ** 1 printk messages dropped ** [ 1347.438006][ T32] r7:ddde2d80 r6:83018200 r5:852b5b8c r4:85267100 ** 10 printk messages dropped ** [ 1347.438365][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1347.438773][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.438839][ T32] Call trace: [ 1347.438880][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.438932][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1347.438956][ T32] r4:00000000 [ 1347.438974][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.439013][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1347.439041][ T32] 9d20: b5e02000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1347.439068][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1347.439092][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.439116][ T32] r5:80070013 r4:80239bb0 [ 1347.439178][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.439227][ T32] r4:82ac21e4 [ 1347.439247][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.439289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1347.439317][ T32] r4:e0539dc0 [ 1347.439336][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.439376][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1347.439399][ T32] r4:00000000 [ 1347.439418][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.439462][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1347.439482][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.439543][ T32] r5:00001000 r4:e033d000 [ 1347.439567][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.439628][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.439674][ T32] r5:84b4d38c r4:84b4d000 [ 1347.439693][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.439739][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1347.439760][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.439805][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.439827][ T32] r4:84bc7b80 [ 1347.439845][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.439890][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1347.439926][ T32] r4:00000001 [ 1347.439948][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.439985][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1347.440029][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.440061][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.440087][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.440116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.440138][ T32] r4:84bcf980 [ 1347.440167][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.440194][ T32] INFO: task kworker/1:296:5746 blocked for more than 473 seconds. [ 1347.440223][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.440246][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.440267][ T32] task:kworker/1:296 state:D stack:0 pid:5746 tgid:5746 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.440318][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.440415][ T32] Call trace: [ 1347.440480][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1347.450254][ T32] r10:8291a684 r9:ec6a9d84 r8:00000002 r7:60000113 r6:ec6a9d8c r5:858aa400 [ 1347.450317][ T32] r4:858aa400 [ 1347.450379][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1347.450509][ T32] r5:858aa400 r4:8291a680 [ 1347.450858][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.450920][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.450966][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6a9e08 [ 1347.450997][ T32] r4:00000000 [ 1347.451019][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1347.451055][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.451093][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.451140][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b0800 [ 1347.451162][ T32] r4:00000000 [ 1347.451181][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.451253][ T32] r9:83018205 r8:858aa400 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1347.451279][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.451342][ T32] r5:00001000 r4:eb67b000 [ 1347.451385][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.451430][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.451521][ T32] r5:852b638c r4:852b6000 [ 1347.451552][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.451602][ T32] r7:ddde2d80 r6:83018200 r5:852b638c r4:85267180 [ 1347.451656][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.451721][ T32] r10:61c88647 r9:858aa400 r8:852671ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.451768][ T32] r4:85267180 [ 1347.451791][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1347.451988][ T32] Exception stack(0xec6a9fb0 to 0xec6a9ff8) [ 1347.452021][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.452051][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.452077][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.452118][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.452190][ T32] r4:852b0640 [ 1347.452646][ T32] INFO: task kworker/1:296:5746 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1347.452713][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.452796][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.452875][ T32] Call trace: [ 1347.452907][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.452960][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1347.452983][ T32] r4:00000000 [ 1347.453003][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.453043][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1347.453081][ T32] 9d20: b5e02000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1347.453113][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1347.453170][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.453197][ T32] r5:80070013 r4:80239bb0 [ 1347.453238][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.453284][ T32] r4:82ac21e4 [ 1347.453310][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.453353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1347.453387][ T32] r4:e0539dc0 [ 1347.453409][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.453459][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1347.453508][ T32] r4:00000000 [ 1347.453532][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.453579][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1347.453600][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.453662][ T32] r5:00001000 r4:e033d000 [ 1347.453694][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.453767][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.453816][ T32] r5:84b4d38c r4:84b4d000 [ 1347.453837][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.453908][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1347.453953][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.454029][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.454066][ T32] r4:84bc7b80 [ 1347.454088][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.454139][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1347.454184][ T32] r4:00000001 [ 1347.454206][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.454244][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1347.454291][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.454329][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.454379][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.454420][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.454447][ T32] r4:84bcf980 [ 1347.454492][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.454545][ T32] INFO: task kworker/1:297:5748 blocked for more than 473 seconds. [ 1347.454611][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.454645][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.454667][ T32] task:kworker/1:297 state:D stack:0 pid:5748 tgid:5748 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.454738][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.454828][ T32] Call trace: [ 1347.454907][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1347.455093][ T32] r5:858abc00 r4:8291a680 ** 3 printk messages dropped ** [ 1347.455239][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1347.455388][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1347.455733][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.455775][ T32] r5:852b678c r4:852b6400 [ 1347.455794][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1347.455948][ T32] r4:85267200 ** 4 printk messages dropped ** [ 1347.456155][ T32] Exception stack(0xec4adfb0 to 0xec4adff8) ** 2 printk messages dropped ** [ 1347.456236][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1347.456849][ T32] Call trace: ** 4 printk messages dropped ** [ 1347.457096][ T32] Exception stack(0xe0539d28 to 0xe0539d70) ** 5 printk messages dropped ** [ 1347.457335][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1347.457412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1347.457439][ T32] r4:e0539dc0 [ 1347.457470][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.457514][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1347.457537][ T32] r4:00000000 [ 1347.457565][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.457612][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1347.457648][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.457714][ T32] r5:00001000 r4:e033d000 [ 1347.457756][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.457800][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.457843][ T32] r5:84b4d38c r4:84b4d000 [ 1347.457884][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.457934][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1347.457956][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.458012][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.458042][ T32] r4:84bc7b80 [ 1347.458090][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.458149][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1347.458185][ T32] r4:00000001 [ 1347.458207][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.458243][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1347.458271][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.458317][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.458350][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.458380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.458428][ T32] r4:84bcf980 [ 1347.458466][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.458494][ T32] INFO: task kworker/0:1005:5750 blocked for more than 473 seconds. [ 1347.458523][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.458546][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.458573][ T32] task:kworker/0:1005 state:D stack:0 pid:5750 tgid:5750 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.458644][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.458690][ T32] Call trace: [ 1347.458719][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1347.458766][ T32] r10:8291a684 r9:ec6b1d84 r8:00000002 r7:60000113 r6:ec6b1d8c r5:858ad400 [ 1347.458788][ T32] r4:858ad400 [ 1347.458822][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1347.458869][ T32] r5:858ad400 r4:8291a680 [ 1347.458912][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.458955][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.458997][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6b1e08 [ 1347.459023][ T32] r4:00000000 [ 1347.459043][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1347.459083][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.459141][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.459187][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8526b340 [ 1347.459215][ T32] r4:00000000 [ 1347.459261][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.459324][ T32] r9:83018005 r8:858ad400 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1347.459362][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.459406][ T32] r5:00001000 r4:eb889000 [ 1347.459429][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.459469][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.459515][ T32] r5:8591078c r4:85910400 [ 1347.459536][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.459596][ T32] r7:dddced80 r6:83018000 r5:8591078c r4:8528c300 [ 1347.459618][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.459708][ T32] r10:61c88647 r9:858ad400 r8:8528c32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.459735][ T32] r4:8528c300 [ 1347.459754][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.459801][ T32] r10:00000000 r9:8528c300 r8:80287e08 r7:ec68de60 r6:85267300 r5:858ad400 [ 1347.459823][ T32] r4:00000001 [ 1347.459842][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.459876][ T32] Exception stack(0xec6b1fb0 to 0xec6b1ff8) [ 1347.459902][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.459929][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.459955][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.460000][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.460045][ T32] r4:8526b000 [ 1347.460304][ T32] INFO: task kworker/0:1005:5750 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1347.460376][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.490971][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.491044][ T32] Call trace: [ 1347.491129][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.491196][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 3 printk messages dropped ** [ 1347.491425][ T32] 9d20: b694c000 edb95000 00000001 80239b98 7f53b000 00000001 ** 9 printk messages dropped ** [ 1347.491782][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 7 printk messages dropped ** [ 1347.492125][ T32] r5:84b4d38c r4:84b4d000 ** 6 printk messages dropped ** [ 1347.492460][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1347.492483][ T32] r4:00000001 [ 1347.492502][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.492537][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1347.492573][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.492603][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.492630][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.492668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.492716][ T32] r4:84bcf980 [ 1347.492754][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.492806][ T32] INFO: task kworker/1:298:5751 blocked for more than 473 seconds. [ 1347.492845][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.492871][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.492894][ T32] task:kworker/1:298 state:D stack:0 pid:5751 tgid:5751 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.492953][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.492995][ T32] Call trace: [ 1347.493047][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1347.493111][ T32] r10:8291a684 r9:ec6b5d84 r8:00000002 r7:60000113 r6:ec6b5d8c r5:858ae000 [ 1347.493138][ T32] r4:858ae000 [ 1347.493158][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1347.493202][ T32] r5:858ae000 r4:8291a680 [ 1347.493223][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.493262][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.493311][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6b5e08 [ 1347.493335][ T32] r4:00000000 [ 1347.493375][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1347.493413][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.493456][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.493501][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b0cc0 [ 1347.493523][ T32] r4:00000000 [ 1347.493552][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.493601][ T32] r9:83018205 r8:858ae000 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1347.493622][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.493665][ T32] r5:00001000 r4:eb6dd000 [ 1347.493699][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.493794][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.493841][ T32] r5:852b6b8c r4:852b6800 [ 1347.493861][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.493920][ T32] r7:ddde2d80 r6:83018200 r5:852b6b8c r4:85267580 [ 1347.493944][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.493991][ T32] r10:61c88647 r9:858ae000 r8:852675ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.494013][ T32] r4:85267580 [ 1347.494032][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.494135][ T32] r10:00000000 r9:85267580 r8:80287e08 r7:ec4ade60 r6:85267400 r5:858ae000 [ 1347.494189][ T32] r4:00000001 [ 1347.494217][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.494257][ T32] Exception stack(0xec6b5fb0 to 0xec6b5ff8) [ 1347.494283][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.494321][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.494371][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.494408][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.494431][ T32] r4:852b09c0 [ 1347.494842][ T32] INFO: task kworker/1:298:5751 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1347.494899][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.494989][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.495053][ T32] Call trace: [ 1347.495089][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.495164][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1347.495192][ T32] r4:00000000 [ 1347.495211][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.495251][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1347.495326][ T32] 9d20: b694c000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1347.495388][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1347.495482][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.495517][ T32] r5:80070013 r4:80239bb0 [ 1347.495539][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.495606][ T32] r4:82ac21e4 [ 1347.495652][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.495714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1347.495741][ T32] r4:e0539dc0 [ 1347.495762][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.495826][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1347.495867][ T32] r4:00000000 [ 1347.495890][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.495939][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1347.495970][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.496029][ T32] r5:00001000 r4:e033d000 [ 1347.496078][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1347.496178][ T32] r5:84b4d38c r4:84b4d000 ** 2 printk messages dropped ** [ 1347.496284][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1347.496492][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 3 printk messages dropped ** [ 1347.496629][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1347.496780][ T32] INFO: task kworker/1:299:5753 blocked for more than 473 seconds. ** 3 printk messages dropped ** [ 1347.496938][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1347.497146][ T32] r4:858aec00 ** 4 printk messages dropped ** [ 1347.497341][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6b9e08 ** 8 printk messages dropped ** [ 1347.497748][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1347.497912][ T32] r5:852b6f8c r4:852b6c00 ** 3 printk messages dropped ** [ 1347.498072][ T32] r10:61c88647 r9:858aec00 r8:8526752c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1347.498185][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1347.498237][ T32] Exception stack(0xec6b9fb0 to 0xec6b9ff8) ** 3 printk messages dropped ** [ 1347.498389][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1347.498782][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1347.498947][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 3 printk messages dropped ** [ 1347.499054][ T32] 9d20: b694c000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1347.499082][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1347.499125][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.499152][ T32] r5:80070013 r4:80239bb0 [ 1347.499173][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.499213][ T32] r4:82ac21e4 [ 1347.499233][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.499275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1347.499339][ T32] r4:e0539dc0 [ 1347.499362][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.499405][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1347.499436][ T32] r4:00000000 [ 1347.499458][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.499503][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1347.499524][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.499566][ T32] r5:00001000 r4:e033d000 [ 1347.499586][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.499624][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.499664][ T32] r5:84b4d38c r4:84b4d000 [ 1347.499684][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.499729][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1347.499749][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.499796][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.499848][ T32] r4:84bc7b80 [ 1347.499871][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.499919][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1347.499941][ T32] r4:00000001 [ 1347.499959][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.500003][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1347.500031][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.500080][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.500131][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.500164][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.500186][ T32] r4:84bcf980 [ 1347.500205][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.500228][ T32] INFO: task kworker/1:300:5755 blocked for more than 473 seconds. [ 1347.500256][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.500278][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.500299][ T32] task:kworker/1:300 state:D stack:0 pid:5755 tgid:5755 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.500376][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.500497][ T32] Call trace: [ 1347.520922][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1347.521007][ T32] r10:8291a684 r9:ec6bdd84 r8:00000002 r7:60000013 r6:ec6bdd8c r5:858b0000 [ 1347.521034][ T32] r4:858b0000 [ 1347.521055][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1347.521100][ T32] r5:858b0000 r4:8291a680 [ 1347.521120][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.521159][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.521240][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6bde08 [ 1347.521269][ T32] r4:00000000 [ 1347.521290][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1347.521334][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.521373][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.521416][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85281000 [ 1347.521460][ T32] r4:00000000 [ 1347.521487][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.521559][ T32] r9:83018205 r8:858b0000 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1347.521585][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.521631][ T32] r5:00001000 r4:eb82b000 [ 1347.521651][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.521712][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.521781][ T32] r5:852b738c r4:852b7000 [ 1347.521805][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.521854][ T32] r7:ddde2d80 r6:83018200 r5:852b738c r4:85267600 [ 1347.521875][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.521921][ T32] r10:61c88647 r9:858b0000 r8:8526762c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.521943][ T32] r4:85267600 [ 1347.521962][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.522007][ T32] r10:00000000 r9:85267600 r8:80287e08 r7:ec6b9e60 r6:85267800 r5:858b0000 [ 1347.522029][ T32] r4:00000001 [ 1347.522048][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.522132][ T32] Exception stack(0xec6bdfb0 to 0xec6bdff8) [ 1347.522196][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.522228][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.522256][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.522284][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.522311][ T32] r4:852b0e80 [ 1347.522722][ T32] INFO: task kworker/1:300:5755 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1347.522782][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.522854][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.522902][ T32] Call trace: [ 1347.522932][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.522985][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1347.523009][ T32] r4:00000000 [ 1347.523028][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.523067][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1347.523115][ T32] 9d20: b6d07000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1347.523149][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1347.523175][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.523220][ T32] r5:80070013 r4:80239bb0 [ 1347.523249][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.523292][ T32] r4:82ac21e4 [ 1347.523349][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.523402][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1347.523426][ T32] r4:e0539dc0 [ 1347.523445][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.523529][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1347.523587][ T32] r4:00000000 [ 1347.523610][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.523658][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1347.523688][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.523740][ T32] r5:00001000 r4:e033d000 [ 1347.523786][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.523830][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.523872][ T32] r5:84b4d38c r4:84b4d000 [ 1347.523893][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.523938][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1347.523958][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.524005][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.524047][ T32] r4:84bc7b80 [ 1347.524102][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.524152][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1347.524175][ T32] r4:00000001 [ 1347.524222][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.524263][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1347.524290][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.524348][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.524390][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.524422][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.524444][ T32] r4:84bcf980 [ 1347.524466][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.524505][ T32] INFO: task kworker/1:301:5756 blocked for more than 473 seconds. [ 1347.524539][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.524563][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.524594][ T32] task:kworker/1:301 state:D stack:0 pid:5756 tgid:5756 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.524680][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.524807][ T32] Call trace: [ 1347.524841][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1347.524910][ T32] r10:8291a684 r9:ec6add84 r8:00000002 r7:60000013 r6:ec6add8c r5:858b0c00 [ 1347.524943][ T32] r4:858b0c00 [ 1347.524965][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1347.525008][ T32] r5:858b0c00 r4:8291a680 [ 1347.525051][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.525120][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.525188][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6ade08 [ 1347.525222][ T32] r4:00000000 [ 1347.525265][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1347.525316][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.525351][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.525415][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85281640 [ 1347.525488][ T32] r4:00000000 [ 1347.525526][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.525573][ T32] r9:83018205 r8:858b0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1347.525595][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.525681][ T32] r5:00001000 r4:ebae3000 [ 1347.525727][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.525771][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.525813][ T32] r5:852b7b8c r4:852b7800 [ 1347.525857][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.525937][ T32] r7:ddde2d80 r6:83018200 r5:852b7b8c r4:85267680 [ 1347.525995][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.526047][ T32] r10:61c88647 r9:858b0c00 r8:852676ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.526080][ T32] r4:85267680 [ 1347.526103][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.526149][ T32] r10:00000000 r9:85267680 r8:80287e08 r7:ec6bde60 r6:85267900 r5:858b0c00 [ 1347.526188][ T32] r4:00000001 [ 1347.526210][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.526247][ T32] Exception stack(0xec6adfb0 to 0xec6adff8) [ 1347.526273][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.526311][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.526339][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.526367][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.526388][ T32] r4:85281100 [ 1347.526659][ T32] INFO: task kworker/1:301:5756 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1347.526694][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.526796][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.526864][ T32] Call trace: [ 1347.526916][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.526975][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1347.527017][ T32] r4:00000000 [ 1347.527054][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.527098][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1347.527127][ T32] 9d20: b6d07000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1347.527155][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1347.527181][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.527218][ T32] r5:80070013 r4:80239bb0 [ 1347.527274][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.527340][ T32] r4:82ac21e4 [ 1347.527362][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.527404][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1347.527457][ T32] r4:e0539dc0 [ 1347.527480][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.527538][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1347.527604][ T32] r4:00000000 [ 1347.527637][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.527685][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1347.527706][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.527748][ T32] r5:00001000 r4:e033d000 [ 1347.527806][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.527850][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.527894][ T32] r5:84b4d38c r4:84b4d000 [ 1347.527914][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.527961][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1347.527992][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.528043][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.528085][ T32] r4:84bc7b80 [ 1347.528107][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.528174][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1347.528199][ T32] r4:00000001 [ 1347.528236][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.528274][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1347.528308][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.528358][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.528396][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1347.528535][ T32] INFO: task kworker/1:302:5758 blocked for more than 473 seconds. ** 7 printk messages dropped ** [ 1347.528820][ T32] r4:858b2400 ** 4 printk messages dropped ** [ 1347.529022][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6c5e08 ** 7 printk messages dropped ** [ 1347.529387][ T32] r9:83018205 r8:858b2400 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 5 printk messages dropped ** [ 1347.529624][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1347.529780][ T32] r4:85267780 ** 4 printk messages dropped ** [ 1347.529939][ T32] Exception stack(0xec6c5fb0 to 0xec6c5ff8) [ 1347.529985][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.530036][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.530094][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.530126][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1347.547130][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1347.547314][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 6 printk messages dropped ** [ 1347.547552][ T32] r5:80070013 r4:80239bb0 ** 6 printk messages dropped ** [ 1347.547765][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 7 printk messages dropped ** [ 1347.548013][ T32] r5:84b4d38c r4:84b4d000 [ 1347.548032][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.548078][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1347.548098][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.548144][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.548167][ T32] r4:84bc7b80 [ 1347.548185][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.548259][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1347.548289][ T32] r4:00000001 [ 1347.548316][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.548375][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1347.548403][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.548442][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.548472][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.548501][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.548523][ T32] r4:84bcf980 [ 1347.548545][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.548573][ T32] INFO: task kworker/0:1006:5761 blocked for more than 473 seconds. [ 1347.548633][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.548662][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.548684][ T32] task:kworker/0:1006 state:D stack:0 pid:5761 tgid:5761 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.548730][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.548797][ T32] Call trace: [ 1347.548840][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1347.548892][ T32] r10:8291a684 r9:ec6cdd84 r8:00000002 r7:60000113 r6:ec6cdd8c r5:858b3000 [ 1347.548916][ T32] r4:858b3000 [ 1347.548935][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1347.548978][ T32] r5:858b3000 r4:8291a680 [ 1347.548997][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.549035][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.549077][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6cde08 [ 1347.549099][ T32] r4:00000000 [ 1347.549117][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1347.549150][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.549192][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.549237][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8526b480 [ 1347.549277][ T32] r4:00000000 [ 1347.549305][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.549355][ T32] r9:83018005 r8:858b3000 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1347.549378][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.549439][ T32] r5:00001000 r4:ec30b000 [ 1347.549462][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.549504][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.549545][ T32] r5:85910b8c r4:85910800 [ 1347.549565][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.549608][ T32] r7:dddced80 r6:83018000 r5:85910b8c r4:8528c380 [ 1347.549649][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.549699][ T32] r10:61c88647 r9:858b3000 r8:8528c3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.549721][ T32] r4:8528c380 [ 1347.549759][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.549809][ T32] r10:00000000 r9:8528c380 r8:80287e08 r7:ec68de60 r6:85267980 r5:858b3000 [ 1347.549831][ T32] r4:00000001 [ 1347.549876][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.549936][ T32] Exception stack(0xec6cdfb0 to 0xec6cdff8) [ 1347.549966][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.550012][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.550045][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.550073][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.550096][ T32] r4:8526b300 [ 1347.567139][ T32] INFO: task kworker/0:1006:5761 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1347.567235][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.567316][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.567381][ T32] Call trace: [ 1347.567428][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.567493][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1347.567537][ T32] r4:00000000 [ 1347.567561][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.567605][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1347.567641][ T32] 9d20: b75db000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1347.567669][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1347.567713][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.567741][ T32] r5:80070013 r4:80239bb0 [ 1347.567774][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.567840][ T32] r4:82ac21e4 [ 1347.567864][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.567908][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1347.567930][ T32] r4:e0539dc0 [ 1347.567950][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.567991][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1347.568013][ T32] r4:00000000 [ 1347.568048][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.568099][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1347.568121][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.568163][ T32] r5:00001000 r4:e033d000 [ 1347.568183][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.568222][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.568263][ T32] r5:84b4d38c r4:84b4d000 [ 1347.568320][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.568418][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1347.568440][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.568489][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.568526][ T32] r4:84bc7b80 [ 1347.568549][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.568597][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1347.568619][ T32] r4:00000001 [ 1347.568637][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.568673][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1347.568698][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.568726][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.568752][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.568781][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.568823][ T32] r4:84bcf980 [ 1347.568849][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.568878][ T32] INFO: task kworker/1:303:5763 blocked for more than 474 seconds. [ 1347.568910][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.568935][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.568955][ T32] task:kworker/1:303 state:D stack:0 pid:5763 tgid:5763 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.569007][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.569047][ T32] Call trace: [ 1347.569086][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1347.569137][ T32] r10:8291a684 r9:ec6d1d84 r8:00000002 r7:60000113 r6:ec6d1d8c r5:858b4800 [ 1347.569180][ T32] r4:858b4800 [ 1347.569205][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1347.569249][ T32] r5:858b4800 r4:8291a680 [ 1347.569269][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.569313][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.569356][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6d1e08 [ 1347.569378][ T32] r4:00000000 [ 1347.569397][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1347.569430][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.569464][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.569504][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852818c0 [ 1347.569556][ T32] r4:00000000 [ 1347.569580][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.569644][ T32] r9:83018205 r8:858b4800 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1347.569669][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.569713][ T32] r5:00001000 r4:ec31d000 [ 1347.569751][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.569793][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.569854][ T32] r5:85910f8c r4:85910c00 [ 1347.569887][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.569935][ T32] r7:ddde2d80 r6:83018200 r5:85910f8c r4:85267b00 [ 1347.569955][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.570048][ T32] r10:61c88647 r9:858b4800 r8:85267b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.570074][ T32] r4:85267b00 [ 1347.570095][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.570140][ T32] r10:00000000 r9:85267b00 r8:80287e08 r7:ec6ade60 r6:85267b80 r5:858b4800 [ 1347.570162][ T32] r4:00000001 [ 1347.570199][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.570277][ T32] Exception stack(0xec6d1fb0 to 0xec6d1ff8) [ 1347.570321][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.570353][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.570396][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.576599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.576670][ T32] r4:85281600 [ 1347.577084][ T32] INFO: task kworker/1:303:5763 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1347.577122][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.577215][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.577275][ T32] Call trace: [ 1347.577327][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.577395][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1347.577419][ T32] r4:00000000 [ 1347.577438][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.577478][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1347.577507][ T32] 9d20: b75db000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1347.577537][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1347.577562][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.577585][ T32] r5:80070013 r4:80239bb0 [ 1347.577606][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.577653][ T32] r4:82ac21e4 [ 1347.577697][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.577753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1347.577779][ T32] r4:e0539dc0 [ 1347.577808][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.577871][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1347.577897][ T32] r4:00000000 [ 1347.577917][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.577964][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1347.577986][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.578028][ T32] r5:00001000 r4:e033d000 [ 1347.578048][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.578087][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.578130][ T32] r5:84b4d38c r4:84b4d000 [ 1347.578150][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.578197][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1347.578219][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.578271][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.578294][ T32] r4:84bc7b80 [ 1347.578343][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.578395][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1347.578421][ T32] r4:00000001 [ 1347.578442][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.578479][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1347.578505][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.578533][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.578558][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.578605][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.578632][ T32] r4:84bcf980 [ 1347.578652][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.578679][ T32] INFO: task kworker/1:304:5766 blocked for more than 474 seconds. [ 1347.578733][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.578761][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.578781][ T32] task:kworker/1:304 state:D stack:0 pid:5766 tgid:5766 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.578828][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.578891][ T32] Call trace: [ 1347.578975][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1347.579028][ T32] r10:8291a684 r9:ec6d9d84 r8:00000002 r7:60000013 r6:ec6d9d8c r5:858b5400 [ 1347.579050][ T32] r4:858b5400 [ 1347.579080][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1347.579127][ T32] r5:858b5400 r4:8291a680 [ 1347.579147][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.579194][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.579240][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6d9e08 [ 1347.579264][ T32] r4:00000000 [ 1347.579282][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1347.579325][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.579369][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.579414][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85281d80 [ 1347.579436][ T32] r4:00000000 [ 1347.579456][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.579500][ T32] r9:83018205 r8:858b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1347.579531][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.579576][ T32] r5:00001000 r4:ec441000 [ 1347.579596][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.579634][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.579676][ T32] r5:847d438c r4:847d4000 [ 1347.579696][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.579742][ T32] r7:ddde2d80 r6:83018200 r5:847d438c r4:85267a00 [ 1347.579762][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1347.579967][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1347.580171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1347.593147][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1347.593323][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1347.593561][ T32] r4:e0539dc0 ** 5 printk messages dropped ** [ 1347.593731][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1347.594123][ T32] r4:84bc7b80 ** 5 printk messages dropped ** [ 1347.594299][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1347.594527][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 7 printk messages dropped ** [ 1347.594830][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) ** 9 printk messages dropped ** [ 1347.595219][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.595538][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1347.595699][ T32] r7:dddced80 r6:83018000 r5:8591138c r4:8528c400 ** 5 printk messages dropped ** [ 1347.595922][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1347.596113][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.596965][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1347.597005][ T32] r4:00000000 [ 1347.597053][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.597096][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1347.597133][ T32] 9d20: b7a53000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1347.597166][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1347.597191][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.597214][ T32] r5:80070013 r4:80239bb0 [ 1347.597234][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.597307][ T32] r4:82ac21e4 [ 1347.597331][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.597376][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1347.597421][ T32] r4:e0539dc0 [ 1347.597443][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.597486][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1347.597508][ T32] r4:00000000 [ 1347.597547][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.597597][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1347.597625][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.597668][ T32] r5:00001000 r4:e033d000 [ 1347.597688][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.597736][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.597809][ T32] r5:84b4d38c r4:84b4d000 [ 1347.597838][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.597896][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1347.597920][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.597968][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.597990][ T32] r4:84bc7b80 [ 1347.598029][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.598079][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1347.598102][ T32] r4:00000001 [ 1347.598120][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.598156][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1347.598202][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.598235][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.598308][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.598341][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.598363][ T32] r4:84bcf980 [ 1347.598382][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.598408][ T32] INFO: task kworker/1:305:5769 blocked for more than 474 seconds. [ 1347.598437][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.598460][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.598481][ T32] task:kworker/1:305 state:D stack:0 pid:5769 tgid:5769 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.598546][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.598596][ T32] Call trace: [ 1347.598651][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1347.598724][ T32] r10:8291a684 r9:ec6e1d84 r8:00000002 r7:60000113 r6:ec6e1d8c r5:858b3c00 [ 1347.598768][ T32] r4:858b3c00 [ 1347.598792][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1347.598836][ T32] r5:858b3c00 r4:8291a680 [ 1347.598870][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.598912][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.598955][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6e1e08 [ 1347.598986][ T32] r4:00000000 [ 1347.599022][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1347.599182][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1347.599487][ T32] r5:852b7f8c r4:852b7c00 [ 1347.599507][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1347.599594][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1347.599981][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.627321][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 6 printk messages dropped ** [ 1347.627644][ T32] r5:80070013 r4:80239bb0 ** 4 printk messages dropped ** [ 1347.627840][ T32] r4:e0539dc0 ** 6 printk messages dropped ** [ 1347.628219][ T32] r5:00001000 r4:e033d000 ** 5 printk messages dropped ** [ 1347.628462][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1347.628771][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.629155][ T32] task:kworker/1:306 state:D stack:0 pid:5771 tgid:5771 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1347.629828][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6e5e08 ** 5 printk messages dropped ** [ 1347.630056][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1347.630343][ T32] r5:8528878c r4:85288400 [ 1347.630387][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1347.639796][ T32] r10:00000000 r9:85267d00 r8:80287e08 r7:ec6d9e60 r6:85267f00 r5:858ac800 [ 1347.639848][ T32] r4:00000001 [ 1347.639872][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.639928][ T32] Exception stack(0xec6e5fb0 to 0xec6e5ff8) [ 1347.639961][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.639990][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.640017][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.640069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.640095][ T32] r4:85281d40 [ 1347.640944][ T32] INFO: task kworker/1:306:5771 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1347.641071][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.641204][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.641316][ T32] Call trace: [ 1347.641399][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.641458][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1347.641484][ T32] r4:00000000 [ 1347.641506][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.641561][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1347.641605][ T32] 9d20: b7e82000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1347.641635][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1347.641661][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.641684][ T32] r5:80070013 r4:80239bb0 [ 1347.641705][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.641747][ T32] r4:82ac21e4 [ 1347.641767][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.641810][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1347.641846][ T32] r4:e0539dc0 [ 1347.641890][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.641963][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1347.641989][ T32] r4:00000000 [ 1347.642009][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.642056][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1347.642079][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.642139][ T32] r5:00001000 r4:e033d000 [ 1347.642186][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.642257][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.642304][ T32] r5:84b4d38c r4:84b4d000 [ 1347.642326][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.642397][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1347.642423][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.642496][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.642524][ T32] r4:84bc7b80 [ 1347.642545][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.642610][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1347.642649][ T32] r4:00000001 [ 1347.642673][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.642711][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1347.642738][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.642766][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.642804][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.642879][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.642907][ T32] r4:84bcf980 [ 1347.642929][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.642966][ T32] INFO: task kworker/1:307:5772 blocked for more than 474 seconds. [ 1347.642998][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.643023][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.643056][ T32] task:kworker/1:307 state:D stack:0 pid:5772 tgid:5772 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.643108][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.643150][ T32] Call trace: [ 1347.643211][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1347.643467][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1347.643889][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1347.644172][ T32] r5:8528838c r4:85288000 [ 1347.644220][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1347.644579][ T32] r10:00000000 r9:85267e00 r8:80287e08 r7:ec6e5e60 r6:85267e80 r5:858ab000 ** 7 printk messages dropped ** [ 1347.644865][ T32] r4:85281880 ** 5 printk messages dropped ** [ 1347.645477][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 8 printk messages dropped ** [ 1347.645788][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1347.646042][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 9 printk messages dropped ** [ 1347.646401][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 ** 8 printk messages dropped ** [ 1347.646761][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1347.646961][ T32] INFO: task kworker/1:308:5775 blocked for more than 474 seconds. ** 8 printk messages dropped ** [ 1347.647347][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) ** 7 printk messages dropped ** [ 1347.647647][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1347.648021][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1347.648134][ T32] r7:ddde2d80 r6:83018200 r5:85288b8c r4:85267f80 ** 5 printk messages dropped ** [ 1347.648402][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1347.648458][ T32] Exception stack(0xec6edfb0 to 0xec6edff8) [ 1347.648484][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.648513][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.648569][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.648608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.648655][ T32] r4:8528d100 [ 1347.648880][ T32] INFO: task kworker/1:308:5775 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1347.648917][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.648999][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.649074][ T32] Call trace: [ 1347.649127][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.649196][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1347.649224][ T32] r4:00000000 [ 1347.649244][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.649284][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1347.649312][ T32] 9d20: b7e82000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1347.649364][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1347.649445][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.649497][ T32] r5:80070013 r4:80239bb0 [ 1347.649521][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.649563][ T32] r4:82ac21e4 [ 1347.649589][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.649651][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1347.649677][ T32] r4:e0539dc0 [ 1347.649696][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.649753][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1347.649794][ T32] r4:00000000 [ 1347.649841][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.649914][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1347.649943][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.649999][ T32] r5:00001000 r4:e033d000 [ 1347.650022][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.650063][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.650131][ T32] r5:84b4d38c r4:84b4d000 [ 1347.650154][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.650226][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1347.650276][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.650326][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.650357][ T32] r4:84bc7b80 [ 1347.650376][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.680780][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1347.680857][ T32] r4:00000001 [ 1347.680883][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.680937][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1347.680969][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.680998][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.681025][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.681057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.681080][ T32] r4:84bcf980 [ 1347.681103][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.681131][ T32] INFO: task kworker/1:309:5777 blocked for more than 474 seconds. [ 1347.681162][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.681187][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.681238][ T32] task:kworker/1:309 state:D stack:0 pid:5777 tgid:5777 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.681328][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.681409][ T32] Call trace: [ 1347.681443][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1347.681498][ T32] r10:8291a684 r9:ec6f1d84 r8:00000002 r7:60000013 r6:ec6f1d8c r5:84b69800 [ 1347.681521][ T32] r4:84b69800 [ 1347.681542][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1347.681614][ T32] r5:84b69800 r4:8291a680 [ 1347.681639][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.681681][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.681725][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6f1e08 [ 1347.681748][ T32] r4:00000000 [ 1347.681781][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1347.681820][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.681869][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.681926][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8528d5c0 [ 1347.681951][ T32] r4:00000000 [ 1347.681971][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.682044][ T32] r9:83018205 r8:84b69800 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1347.682070][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.682130][ T32] r5:00001000 r4:ec489000 [ 1347.682177][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.682222][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.682265][ T32] r5:85288f8c r4:85288c00 [ 1347.682290][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.682345][ T32] r7:ddde2d80 r6:83018200 r5:85288f8c r4:858e9080 [ 1347.682368][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.682415][ T32] r10:61c88647 r9:84b69800 r8:858e90ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.682437][ T32] r4:858e9080 [ 1347.682468][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.682517][ T32] r10:00000000 r9:858e9080 r8:80287e08 r7:ec6ede60 r6:858e9000 r5:84b69800 [ 1347.682540][ T32] r4:00000001 [ 1347.682561][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.682627][ T32] Exception stack(0xec6f1fb0 to 0xec6f1ff8) [ 1347.682662][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.682693][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.682721][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.682749][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.682792][ T32] r4:8528d280 [ 1347.683141][ T32] INFO: task kworker/1:309:5777 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1347.683179][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.683261][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.683338][ T32] Call trace: [ 1347.683464][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.683523][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1347.683547][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1347.683676][ T32] Exception stack(0xe0539d28 to 0xe0539d70) ** 5 printk messages dropped ** [ 1347.683992][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1347.684248][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 9 printk messages dropped ** [ 1347.684642][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 ** 5 printk messages dropped ** [ 1347.684875][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1347.685039][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.685276][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.685623][ T32] r5:84b6b000 r4:8291a680 ** 1 printk messages dropped ** [ 1347.685738][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.685846][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6f9e08 [ 1347.685942][ T32] r4:00000000 [ 1347.685966][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1347.686003][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.686061][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.686108][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8526b880 [ 1347.686292][ T32] r4:00000000 [ 1347.686340][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.686391][ T32] r9:83018005 r8:84b6b000 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1347.686415][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.686458][ T32] r5:00001000 r4:ec4b5000 [ 1347.686507][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.686551][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.686604][ T32] r5:8591178c r4:85911400 [ 1347.686658][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.686735][ T32] r7:dddced80 r6:83018000 r5:8591178c r4:8528c180 [ 1347.686759][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.686822][ T32] r10:61c88647 r9:84b6b000 r8:8528c1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.686849][ T32] r4:8528c180 [ 1347.686879][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.686929][ T32] r10:00000000 r9:8528c180 r8:80287e08 r7:ec68de60 r6:858e9100 r5:84b6b000 [ 1347.686951][ T32] r4:00000001 [ 1347.686970][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.687005][ T32] Exception stack(0xec6f9fb0 to 0xec6f9ff8) [ 1347.687081][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.687138][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.687191][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.687223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.687247][ T32] r4:8526b700 [ 1347.687469][ T32] INFO: task kworker/0:1008:5779 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1347.687528][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.687593][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.687659][ T32] Call trace: [ 1347.687723][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.687802][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1347.687830][ T32] r4:00000000 [ 1347.687874][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.687929][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1347.687983][ T32] 9d20: b8626000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1347.688015][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1347.688108][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.688164][ T32] r5:80070013 r4:80239bb0 [ 1347.688214][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.688303][ T32] r4:82ac21e4 [ 1347.688383][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.688456][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1347.688513][ T32] r4:e0539dc0 [ 1347.688534][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.688577][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1347.688605][ T32] r4:00000000 [ 1347.688653][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.688735][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1347.688762][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.688807][ T32] r5:00001000 r4:e033d000 [ 1347.688828][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.688897][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1347.689223][ T32] r4:84bc7b80 ** 2 printk messages dropped ** [ 1347.689315][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1347.689565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1347.689816][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.690172][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1347.713148][ T32] r9:83018205 r8:84b6bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 ** 4 printk messages dropped ** [ 1347.713367][ T32] r5:8528938c r4:85289000 [ 1347.713388][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.713435][ T32] r7:ddde2d80 r6:83018200 r5:8528938c r4:858e9380 [ 1347.713456][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.713502][ T32] r10:61c88647 r9:84b6bc00 r8:858e93ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.713524][ T32] r4:858e9380 [ 1347.713559][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.713631][ T32] r10:00000000 r9:858e9380 r8:80287e08 r7:ec6f1e60 r6:858e9400 r5:84b6bc00 [ 1347.713679][ T32] r4:00000001 [ 1347.713701][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.713774][ T32] Exception stack(0xec6fdfb0 to 0xec6fdff8) [ 1347.713808][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.713837][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.713898][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.713930][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.713952][ T32] r4:8528d580 [ 1347.714427][ T32] INFO: task kworker/1:310:5781 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1347.714470][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.714541][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.714589][ T32] Call trace: [ 1347.714620][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.714700][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1347.714762][ T32] r4:00000000 [ 1347.714786][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.714828][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1347.714856][ T32] 9d20: b8bb0000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1347.714885][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 ** 1 printk messages dropped ** [ 1347.714933][ T32] r5:80070013 r4:80239bb0 ** 6 printk messages dropped ** [ 1347.715209][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 7 printk messages dropped ** [ 1347.715614][ T32] r5:84b4d38c r4:84b4d000 ** 6 printk messages dropped ** [ 1347.715882][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 9 printk messages dropped ** [ 1347.716186][ T32] INFO: task kworker/1:311:5782 blocked for more than 474 seconds. ** 10 printk messages dropped ** [ 1347.716621][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1347.716908][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1347.717130][ T32] r5:8528a38c r4:8528a000 [ 1347.717149][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1347.717213][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1347.717426][ T32] Exception stack(0xec6f5fb0 to 0xec6f5ff8) ** 6 printk messages dropped ** [ 1347.717916][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1347.718485][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1347.718651][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.718975][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1347.719542][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.719844][ T32] task:kworker/1:312 state:D stack:0 pid:5784 tgid:5784 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.719892][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.719933][ T32] Call trace: [ 1347.719972][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1347.720060][ T32] r10:8291a684 r9:ec705d84 r8:00000002 r7:60000113 r6:ec705d8c r5:84b68c00 [ 1347.720087][ T32] r4:84b68c00 [ 1347.720147][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1347.720195][ T32] r5:84b68c00 r4:8291a680 [ 1347.720216][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.720255][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.720296][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec705e08 [ 1347.720355][ T32] r4:00000000 [ 1347.720377][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1347.720412][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.735661][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.735799][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8528dcc0 [ 1347.735827][ T32] r4:00000000 [ 1347.735871][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.735948][ T32] r9:83018205 r8:84b68c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1347.735972][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.736049][ T32] r5:00001000 r4:ec4c3000 [ 1347.736084][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.736129][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.736189][ T32] r5:8528978c r4:85289400 [ 1347.736237][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.736358][ T32] r7:ddde2d80 r6:83018200 r5:8528978c r4:858e9180 [ 1347.736473][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.736528][ T32] r10:61c88647 r9:84b68c00 r8:858e91ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.736574][ T32] r4:858e9180 [ 1347.736598][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.736647][ T32] r10:00000000 r9:858e9180 r8:80287e08 r7:ec6f5e60 r6:858e9200 r5:84b68c00 [ 1347.736669][ T32] r4:00000001 [ 1347.736688][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.736798][ T32] Exception stack(0xec705fb0 to 0xec705ff8) [ 1347.736833][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.736862][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.736888][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.736919][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.736983][ T32] r4:8528d0c0 [ 1347.737420][ T32] INFO: task kworker/1:312:5784 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1347.737461][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.737557][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.737610][ T32] Call trace: [ 1347.737674][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.737761][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1347.737789][ T32] r4:00000000 [ 1347.737810][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.737899][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1347.737933][ T32] 9d20: b8bb0000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1347.737964][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1347.737989][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.738012][ T32] r5:80070013 r4:80239bb0 [ 1347.738034][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.738192][ T32] r4:82ac21e4 [ 1347.738227][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.738276][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1347.738340][ T32] r4:e0539dc0 [ 1347.738363][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.738432][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1347.738459][ T32] r4:00000000 [ 1347.738479][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.738527][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1347.738549][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.738591][ T32] r5:00001000 r4:e033d000 [ 1347.738611][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.738650][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.738691][ T32] r5:84b4d38c r4:84b4d000 [ 1347.738710][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.738757][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1347.738829][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.738880][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.738903][ T32] r4:84bc7b80 [ 1347.739003][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.739054][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1347.739077][ T32] r4:00000001 [ 1347.739096][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.739132][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1347.739159][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1347.739240][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1347.739521][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.739830][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1347.740182][ T32] r9:83018005 r8:84b6e000 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 ** 4 printk messages dropped ** [ 1347.740440][ T32] r5:85289b8c r4:85289800 ** 1 printk messages dropped ** [ 1347.752950][ T32] r7:dddced80 r6:83018000 r5:85289b8c r4:8528c500 ** 5 printk messages dropped ** [ 1347.753184][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1347.753375][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1347.754160][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 4 printk messages dropped ** [ 1347.754328][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1347.754367][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.754394][ T32] r5:80070013 r4:80239bb0 [ 1347.754414][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.754510][ T32] r4:82ac21e4 [ 1347.754534][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.754598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1347.754645][ T32] r4:e0539dc0 [ 1347.754668][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.754712][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1347.754734][ T32] r4:00000000 [ 1347.754754][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.754821][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1347.754847][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.754891][ T32] r5:00001000 r4:e033d000 [ 1347.754927][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.754994][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.755064][ T32] r5:84b4d38c r4:84b4d000 [ 1347.755089][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.755136][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1347.755178][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.755229][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.755272][ T32] r4:84bc7b80 [ 1347.755315][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.755378][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1347.755435][ T32] r4:00000001 [ 1347.755467][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.755524][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1347.755563][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.755644][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1347.756057][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1347.756583][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1347.757104][ T32] r5:00001000 r4:ec4f7000 ** 2 printk messages dropped ** [ 1347.757282][ T32] r5:85289f8c r4:85289c00 [ 1347.757317][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1347.757560][ T32] r4:858e9500 ** 4 printk messages dropped ** [ 1347.757791][ T32] Exception stack(0xec709fb0 to 0xec709ff8) ** 6 printk messages dropped ** [ 1347.758275][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1347.758788][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1347.758971][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 10 printk messages dropped ** [ 1347.759462][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1347.759863][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1347.760204][ T32] task:kworker/0:1010 state:D stack:0 pid:5790 tgid:5790 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1347.784702][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1347.785012][ T32] r5:00001000 r4:eb8e1000 ** 2 printk messages dropped ** [ 1347.785117][ T32] r5:8591238c r4:85912000 ** 1 printk messages dropped ** [ 1347.785210][ T32] r7:dddced80 r6:83018000 r5:8591238c r4:8528c580 ** 4 printk messages dropped ** [ 1347.785399][ T32] r10:00000000 r9:8528c580 r8:80287e08 r7:ec68de60 r6:858e9580 r5:84b6ec00 ** 9 printk messages dropped ** [ 1347.786271][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1347.786753][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.786824][ T32] r5:80070013 r4:80239bb0 [ 1347.786853][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.786897][ T32] r4:82ac21e4 [ 1347.786919][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.786968][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1347.787018][ T32] r4:e0539dc0 [ 1347.787041][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.787096][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1347.787171][ T32] r4:00000000 [ 1347.787198][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.787282][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1347.787313][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.787410][ T32] r5:00001000 r4:e033d000 [ 1347.787458][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.787529][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.787584][ T32] r5:84b4d38c r4:84b4d000 [ 1347.787620][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.787673][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1347.787716][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.787816][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.787856][ T32] r4:84bc7b80 [ 1347.787887][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.787935][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1347.787957][ T32] r4:00000001 [ 1347.787991][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.788058][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1347.788090][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.788146][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.788202][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.788235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.788259][ T32] r4:84bcf980 [ 1347.788313][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.788420][ T32] INFO: task kworker/1:314:5792 blocked for more than 474 seconds. [ 1347.788459][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.788486][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.788507][ T32] task:kworker/1:314 state:D stack:0 pid:5792 tgid:5792 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.788595][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.788698][ T32] Call trace: [ 1347.788728][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1347.788777][ T32] r10:8291a684 r9:ec715d84 r8:00000002 r7:60000013 r6:ec715d8c r5:85946c00 [ 1347.788800][ T32] r4:85946c00 [ 1347.788820][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1347.788864][ T32] r5:85946c00 r4:8291a680 [ 1347.788888][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.788929][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.788978][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec715e08 [ 1347.789002][ T32] r4:00000000 [ 1347.789069][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1347.789178][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.789223][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.789265][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8585a000 [ 1347.789288][ T32] r4:00000000 [ 1347.789325][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.789375][ T32] r9:83018205 r8:85946c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1347.789398][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.789443][ T32] r5:00001000 r4:dfaeb000 [ 1347.789462][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.789567][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.789614][ T32] r5:8528ab8c r4:8528a800 [ 1347.789635][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.789689][ T32] r7:ddde2d80 r6:83018200 r5:8528ab8c r4:858e9800 [ 1347.789714][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.789765][ T32] r10:61c88647 r9:85946c00 r8:858e982c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.789789][ T32] r4:858e9800 [ 1347.789833][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.789908][ T32] r10:00000000 r9:858e9800 r8:80287e08 r7:ec6f5e60 r6:8528c600 r5:85946c00 [ 1347.789977][ T32] r4:00000001 [ 1347.790028][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.790070][ T32] Exception stack(0xec715fb0 to 0xec715ff8) [ 1347.790125][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.790157][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.790185][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1347.790323][ T32] r4:8528d3c0 ** 5 printk messages dropped ** [ 1347.806008][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 8 printk messages dropped ** [ 1347.806316][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1347.806514][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 9 printk messages dropped ** [ 1347.806938][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 ** 4 printk messages dropped ** [ 1347.807172][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 10 printk messages dropped ** [ 1347.807590][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 7 printk messages dropped ** [ 1347.807902][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) ** 7 printk messages dropped ** [ 1347.808251][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1347.808630][ T32] r5:8528a78c r4:8528a400 [ 1347.808651][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1347.808890][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1347.809176][ T32] r4:85281400 ** 2 printk messages dropped ** [ 1347.809691][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1347.810133][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff ** 2 printk messages dropped ** [ 1347.810257][ T32] r4:82ac21e4 [ 1347.810371][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.810489][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1347.827031][ T32] r4:e0539dc0 [ 1347.827088][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.827197][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1347.827243][ T32] r4:00000000 [ 1347.827292][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.827398][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1347.827438][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.827517][ T32] r5:00001000 r4:e033d000 [ 1347.827556][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.827605][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.827670][ T32] r5:84b4d38c r4:84b4d000 [ 1347.827694][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.827768][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1347.827793][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.827843][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.827866][ T32] r4:84bc7b80 [ 1347.827905][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.827956][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1347.828003][ T32] r4:00000001 [ 1347.828026][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.828066][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1347.828096][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.828126][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.828153][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.828182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.828204][ T32] r4:84bcf980 [ 1347.828227][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.828255][ T32] INFO: task kworker/1:316:5796 blocked for more than 474 seconds. [ 1347.828287][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.828318][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.828372][ T32] task:kworker/1:316 state:D stack:0 pid:5796 tgid:5796 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.828435][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.828556][ T32] Call trace: [ 1347.828619][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1347.828677][ T32] r10:8291a684 r9:ec725d84 r8:00000002 r7:60000113 r6:ec725d8c r5:85948000 [ 1347.828701][ T32] r4:85948000 [ 1347.828746][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1347.828818][ T32] r5:85948000 r4:8291a680 [ 1347.828843][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.828883][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.828961][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec725e08 [ 1347.828988][ T32] r4:00000000 [ 1347.829007][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1347.829042][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.829102][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.829148][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8585a2c0 [ 1347.829171][ T32] r4:00000000 [ 1347.829230][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.829278][ T32] r9:83018205 r8:85948000 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1347.829313][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.829377][ T32] r5:00001000 r4:eb04d000 [ 1347.829401][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.829440][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.829482][ T32] r5:8528b38c r4:8528b000 [ 1347.829502][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.829546][ T32] r7:ddde2d80 r6:83018200 r5:8528b38c r4:858e9880 [ 1347.829566][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.829612][ T32] r10:61c88647 r9:85948000 r8:858e98ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.829634][ T32] r4:858e9880 [ 1347.829653][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.829699][ T32] r10:00000000 r9:858e9880 r8:80287e08 r7:ec715e60 r6:8528c100 r5:85948000 [ 1347.829721][ T32] r4:00000001 [ 1347.829764][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.829804][ T32] Exception stack(0xec725fb0 to 0xec725ff8) [ 1347.829837][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.829868][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.829896][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.829924][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.829946][ T32] r4:8528db00 [ 1347.830367][ T32] INFO: task kworker/1:316:5796 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1347.830407][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.830509][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.840966][ T32] Call trace: [ 1347.841013][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.841098][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 5 printk messages dropped ** [ 1347.841378][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1347.841682][ T32] r4:e0539dc0 ** 5 printk messages dropped ** [ 1347.841860][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1347.842545][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1347.842653][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1347.843229][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1347.843492][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1347.843973][ T32] r5:00001000 r4:eab59000 ** 2 printk messages dropped ** [ 1347.844079][ T32] r5:8528af8c r4:8528ac00 ** 1 printk messages dropped ** [ 1347.844156][ T32] r7:ddde2d80 r6:83018200 r5:8528af8c r4:858e9900 ** 5 printk messages dropped ** [ 1347.844564][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1347.844857][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1347.845624][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 8 printk messages dropped ** [ 1347.845946][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1347.846278][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 9 printk messages dropped ** [ 1347.846679][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 ** 8 printk messages dropped ** [ 1347.847148][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1347.847552][ T32] INFO: task kworker/1:318:5801 blocked for more than 474 seconds. [ 1347.847618][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.847683][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.847708][ T32] task:kworker/1:318 state:D stack:0 pid:5801 tgid:5801 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.847773][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.847831][ T32] Call trace: [ 1347.847867][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1347.847918][ T32] r10:8291a684 r9:ec735d84 r8:00000002 r7:60000113 r6:ec735d8c r5:8594a400 [ 1347.847942][ T32] r4:8594a400 [ 1347.847985][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1347.848032][ T32] r5:8594a400 r4:8291a680 [ 1347.848052][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.848090][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.848157][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec735e08 [ 1347.848206][ T32] r4:00000000 [ 1347.848270][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1347.848316][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.848372][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.848414][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8585a680 [ 1347.848439][ T32] r4:00000000 [ 1347.848462][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.848506][ T32] r9:83018205 r8:8594a400 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1347.848527][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.848574][ T32] r5:00001000 r4:eb541000 [ 1347.848596][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.848635][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.848688][ T32] r5:8528bf8c r4:8528bc00 [ 1347.848719][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.848766][ T32] r7:ddde2d80 r6:83018200 r5:8528bf8c r4:858e9780 [ 1347.848787][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.848834][ T32] r10:61c88647 r9:8594a400 r8:858e97ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.848857][ T32] r4:858e9780 [ 1347.848923][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.848997][ T32] r10:00000000 r9:858e9780 r8:80287e08 r7:ec725e60 r6:8528c700 r5:8594a400 [ 1347.849022][ T32] r4:00000001 [ 1347.849042][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.849077][ T32] Exception stack(0xec735fb0 to 0xec735ff8) [ 1347.849127][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.849159][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.849188][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.849216][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.849237][ T32] r4:8585a280 [ 1347.849505][ T32] INFO: task kworker/1:318:5801 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1347.849543][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.849611][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.849658][ T32] Call trace: [ 1347.849713][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.849769][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1347.849806][ T32] r4:00000000 [ 1347.849833][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.849902][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1347.849969][ T32] 9d20: b9d66000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1347.850025][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1347.850068][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.850095][ T32] r5:80070013 r4:80239bb0 [ 1347.850141][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.850198][ T32] r4:82ac21e4 [ 1347.850229][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.850273][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1347.850313][ T32] r4:e0539dc0 [ 1347.850361][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.873227][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1347.873347][ T32] r4:00000000 [ 1347.873378][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.873491][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1347.873521][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.873570][ T32] r5:00001000 r4:e033d000 [ 1347.873590][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.873630][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.873697][ T32] r5:84b4d38c r4:84b4d000 [ 1347.873721][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.873782][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1347.873807][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.873880][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.873908][ T32] r4:84bc7b80 [ 1347.873933][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.873983][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1347.874018][ T32] r4:00000001 [ 1347.874041][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.874093][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1347.874128][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.874182][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.874213][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.874621][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1347.874805][ T32] r4:8594bc00 [ 1347.874845][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1347.874893][ T32] r5:8594bc00 r4:8291a680 [ 1347.874915][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.874955][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.874997][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec739e08 [ 1347.875020][ T32] r4:00000000 [ 1347.875038][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1347.875084][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.875124][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.875167][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8585a480 [ 1347.875190][ T32] r4:00000000 [ 1347.875209][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.875252][ T32] r9:83018205 r8:8594bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1347.875274][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.875326][ T32] r5:00001000 r4:eb263000 [ 1347.875347][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.875400][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.875492][ T32] r5:8528b78c r4:8528b400 [ 1347.875517][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.875579][ T32] r7:ddde2d80 r6:83018200 r5:8528b78c r4:858e9a00 [ 1347.875628][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1347.875703][ T32] r4:858e9a00 ** 6 printk messages dropped ** [ 1347.876019][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.876881][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 8 printk messages dropped ** [ 1347.877260][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1347.877526][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 9 printk messages dropped ** [ 1347.878016][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 ** 5 printk messages dropped ** [ 1347.878234][ T32] r4:00000001 [ 1347.878256][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.878294][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1347.878331][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.878382][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.878413][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.878443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.878464][ T32] r4:84bcf980 [ 1347.878512][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.878540][ T32] INFO: task kworker/1:320:5804 blocked for more than 474 seconds. [ 1347.878569][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.878593][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.878615][ T32] task:kworker/1:320 state:D stack:0 pid:5804 tgid:5804 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.878679][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.878744][ T32] Call trace: [ 1347.878804][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1347.878880][ T32] r10:8291a684 r9:ec6c1d84 r8:00000002 r7:60000113 r6:ec6c1d8c r5:858b6000 [ 1347.878908][ T32] r4:858b6000 [ 1347.878952][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1347.879000][ T32] r5:858b6000 r4:8291a680 [ 1347.879034][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.879076][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.879118][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6c1e08 [ 1347.879154][ T32] r4:00000000 [ 1347.879176][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1347.879212][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.879271][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.879321][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8585a600 [ 1347.879350][ T32] r4:00000000 [ 1347.879371][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.879437][ T32] r9:83018205 r8:858b6000 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1347.879462][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.879506][ T32] r5:00001000 r4:eb4fb000 [ 1347.879524][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1347.879633][ T32] r5:8528bb8c r4:8528b800 [ 1347.879653][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1347.879921][ T32] r10:00000000 r9:858e9a80 r8:80287e08 r7:ec735e60 r6:858e9b00 r5:858b6000 ** 9 printk messages dropped ** [ 1347.895046][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1347.895638][ T32] r5:80070013 r4:80239bb0 ** 6 printk messages dropped ** [ 1347.896050][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 9 printk messages dropped ** [ 1347.896486][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 ** 5 printk messages dropped ** [ 1347.896678][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1347.896929][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 12 printk messages dropped ** [ 1347.897536][ T32] r5:84b6d400 r4:8291a680 ** 3 printk messages dropped ** [ 1347.897727][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1347.897864][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8585a9c0 ** 7 printk messages dropped ** [ 1347.898272][ T32] r5:85911f8c r4:85911c00 [ 1347.898292][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1347.898473][ T32] r4:858e9980 ** 2 printk messages dropped ** [ 1347.898557][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1347.898745][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.898797][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.898824][ T32] r4:8585a280 [ 1347.899131][ T32] INFO: task kworker/1:321:5807 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1347.899168][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.899224][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.899267][ T32] Call trace: [ 1347.899296][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.899377][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1347.899419][ T32] r4:00000000 [ 1347.899453][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.899505][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1347.899551][ T32] 9d20: ba34c000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1347.899583][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1347.899609][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.899649][ T32] r5:80070013 r4:80239bb0 [ 1347.899673][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.899715][ T32] r4:82ac21e4 [ 1347.899774][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.899821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1347.899848][ T32] r4:e0539dc0 [ 1347.899869][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.899912][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1347.899933][ T32] r4:00000000 [ 1347.899953][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.899998][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1347.900030][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.900097][ T32] r5:00001000 r4:e033d000 [ 1347.900120][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.900161][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.900203][ T32] r5:84b4d38c r4:84b4d000 [ 1347.900222][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.900267][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1347.900288][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.900377][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.917808][ T32] r4:84bc7b80 [ 1347.917928][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.917999][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1347.918074][ T32] r4:00000001 [ 1347.918172][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.918275][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1347.918344][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.918377][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.918454][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.918488][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.918536][ T32] r4:84bcf980 [ 1347.918562][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.918640][ T32] INFO: task kworker/1:322:5809 blocked for more than 474 seconds. [ 1347.918675][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.918700][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.918737][ T32] task:kworker/1:322 state:D stack:0 pid:5809 tgid:5809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.918833][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.919116][ T32] r5:85331800 r4:8291a680 ** 6 printk messages dropped ** [ 1347.919578][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1347.920014][ T32] r5:8585c38c r4:8585c000 ** 1 printk messages dropped ** [ 1347.920083][ T32] r7:ddde2d80 r6:83018200 r5:8585c38c r4:858e9700 ** 7 printk messages dropped ** [ 1347.933364][ T32] Exception stack(0xec741fb0 to 0xec741ff8) ** 7 printk messages dropped ** [ 1347.934262][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1347.934807][ T32] r5:80070013 r4:80239bb0 ** 6 printk messages dropped ** [ 1347.935089][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 17 printk messages dropped ** [ 1347.935897][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) ** 7 printk messages dropped ** [ 1347.936198][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 10 printk messages dropped ** [ 1347.936701][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1347.937170][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1347.937336][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1347.937470][ T32] r4:858e9b80 ** 6 printk messages dropped ** [ 1347.937868][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.938655][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 6 printk messages dropped ** [ 1347.938983][ T32] r5:80070013 r4:80239bb0 [ 1347.939073][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.939117][ T32] r4:82ac21e4 [ 1347.939138][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.939181][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1347.939204][ T32] r4:e0539dc0 [ 1347.939222][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.939263][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1347.939286][ T32] r4:00000000 [ 1347.939312][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.939365][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1347.939418][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.939495][ T32] r5:00001000 r4:e033d000 [ 1347.939520][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.939594][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.939643][ T32] r5:84b4d38c r4:84b4d000 [ 1347.939669][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.939715][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1347.939761][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.939885][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.940020][ T32] r4:84bc7b80 [ 1347.940124][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.940202][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1347.940254][ T32] r4:00000001 [ 1347.940277][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.940319][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1347.940405][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.955597][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.955729][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.955771][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.955811][ T32] r4:84bcf980 [ 1347.955857][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.955893][ T32] INFO: task kworker/1:324:5814 blocked for more than 474 seconds. [ 1347.955928][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.955953][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.955976][ T32] task:kworker/1:324 state:D stack:0 pid:5814 tgid:5814 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.956037][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.956130][ T32] Call trace: [ 1347.956184][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1347.956246][ T32] r10:8291a684 r9:ec73dd84 r8:00000002 r7:60000013 r6:ec73dd8c r5:85333000 [ 1347.956271][ T32] r4:85333000 [ 1347.956291][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1347.956443][ T32] r5:85333000 r4:8291a680 [ 1347.956474][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.956542][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.956605][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec73de08 [ 1347.956631][ T32] r4:00000000 [ 1347.956663][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1347.956700][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.956761][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.956807][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858ec040 [ 1347.956829][ T32] r4:00000000 [ 1347.956849][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.956917][ T32] r9:83018205 r8:85333000 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1347.956948][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.956998][ T32] r5:00001000 r4:eb909000 [ 1347.957041][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.957141][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.957187][ T32] r5:8585cb8c r4:8585c800 [ 1347.957208][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.957256][ T32] r7:ddde2d80 r6:83018200 r5:8585cb8c r4:858e9d80 [ 1347.957277][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.957356][ T32] r10:61c88647 r9:85333000 r8:858e9dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.957407][ T32] r4:858e9d80 [ 1347.957438][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.957489][ T32] r10:00000000 r9:858e9d80 r8:80287e08 r7:ec745e60 r6:858e9f00 r5:85333000 [ 1347.957533][ T32] r4:00000001 [ 1347.957576][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.957653][ T32] Exception stack(0xec73dfb0 to 0xec73dff8) [ 1347.957695][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.957726][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.957753][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.957813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.957838][ T32] r4:8585ae00 [ 1347.958265][ T32] INFO: task kworker/1:324:5814 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1347.958310][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.958383][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.958432][ T32] Call trace: [ 1347.958501][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.958559][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1347.958600][ T32] r4:00000000 [ 1347.958623][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.958685][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1347.958716][ T32] 9d20: ba9bd000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1347.958745][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1347.958770][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1347.958793][ T32] r5:80070013 r4:80239bb0 [ 1347.958814][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.958877][ T32] r4:82ac21e4 [ 1347.958900][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.958944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1347.958989][ T32] r4:e0539dc0 [ 1347.959034][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.959080][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1347.959102][ T32] r4:00000000 [ 1347.959122][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.959174][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1347.959214][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.959316][ T32] r5:00001000 r4:e033d000 [ 1347.959363][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.959424][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.959474][ T32] r5:84b4d38c r4:84b4d000 [ 1347.959506][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.959564][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1347.959585][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.959632][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.959655][ T32] r4:84bc7b80 [ 1347.959673][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.959719][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1347.959742][ T32] r4:00000001 [ 1347.959788][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.959827][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1347.959854][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.959884][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.959910][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1347.960107][ T32] INFO: task kworker/1:325:5815 blocked for more than 474 seconds. ** 7 printk messages dropped ** [ 1347.973769][ T32] r4:85330000 ** 4 printk messages dropped ** [ 1347.973992][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec751e08 ** 8 printk messages dropped ** [ 1347.974312][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1347.974485][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1347.974609][ T32] r10:61c88647 r9:85330000 r8:858e9e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1347.974910][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1347.975601][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1347.975948][ T32] 9d20: baee9000 edb95000 00000001 80239b98 7f53b000 00000001 ** 5 printk messages dropped ** [ 1347.976132][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1347.976544][ T32] r5:00001000 r4:e033d000 ** 5 printk messages dropped ** [ 1347.976796][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1347.976956][ T32] r4:00000001 [ 1347.976975][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.977011][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1347.977043][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.977073][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.977100][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.977129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.977181][ T32] r4:84bcf980 [ 1347.977210][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.977241][ T32] INFO: task kworker/1:326:5819 blocked for more than 474 seconds. [ 1347.977275][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.977305][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.977327][ T32] task:kworker/1:326 state:D stack:0 pid:5819 tgid:5819 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.977376][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.977420][ T32] Call trace: [ 1347.977450][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1347.977501][ T32] r10:8291a684 r9:ec755d84 r8:00000002 r7:60000013 r6:ec755d8c r5:85330c00 [ 1347.977525][ T32] r4:85330c00 [ 1347.977547][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1347.977597][ T32] r5:85330c00 r4:8291a680 [ 1347.977622][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.977662][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.977719][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec755e08 [ 1347.977763][ T32] r4:00000000 [ 1347.977786][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1347.977823][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.977879][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.977925][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858ec340 [ 1347.977949][ T32] r4:00000000 [ 1347.977984][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.978033][ T32] r9:83018205 r8:85330c00 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 ** 3 printk messages dropped ** [ 1347.978156][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1347.978337][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1347.979042][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1347.979716][ T32] r4:e0539dc0 ** 4 printk messages dropped ** [ 1347.979871][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 ** 12 printk messages dropped ** [ 1347.980463][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1348.008858][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1348.009267][ T32] Call trace: ** 5 printk messages dropped ** [ 1348.009509][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 13 printk messages dropped ** [ 1348.010126][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1348.010260][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1348.015800][ T32] r4:858ec300 ** 6 printk messages dropped ** [ 1348.016945][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1348.017189][ T32] r5:80070013 r4:80239bb0 [ 1348.017209][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.017254][ T32] r4:82ac21e4 [ 1348.017343][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.017390][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1348.017414][ T32] r4:e0539dc0 [ 1348.017435][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.017479][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1348.017502][ T32] r4:00000000 [ 1348.017568][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.017629][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1348.017820][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.017934][ T32] r5:00001000 r4:e033d000 [ 1348.017964][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.018012][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.018058][ T32] r5:84b4d38c r4:84b4d000 [ 1348.018081][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.018312][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1348.018339][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.018388][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.018412][ T32] r4:84bc7b80 [ 1348.018432][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.018480][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1348.018502][ T32] r4:00000001 [ 1348.018521][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.018562][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1348.018590][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.018620][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.018660][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.018692][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.018715][ T32] r4:84bcf980 [ 1348.018736][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.018765][ T32] INFO: task kworker/1:328:5822 blocked for more than 474 seconds. [ 1348.018831][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.018861][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.018883][ T32] task:kworker/1:328 state:D stack:0 pid:5822 tgid:5822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.018959][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.019004][ T32] Call trace: [ 1348.019034][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1348.019098][ T32] r10:8291a684 r9:ec75dd84 r8:00000002 r7:60000013 r6:ec75dd8c r5:85333c00 [ 1348.019123][ T32] r4:85333c00 [ 1348.019168][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1348.019216][ T32] r5:85333c00 r4:8291a680 [ 1348.019258][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.019308][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.019370][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec75de08 [ 1348.019396][ T32] r4:00000000 [ 1348.019438][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1348.019501][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.019541][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.019593][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858ec640 [ 1348.019668][ T32] r4:00000000 [ 1348.019715][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.019791][ T32] r9:83018205 r8:85333c00 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1348.019816][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.019861][ T32] r5:00001000 r4:eb9ad000 [ 1348.019882][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1348.019981][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.020027][ T32] r7:ddde2d80 r6:83018200 r5:8585d78c r4:858ea380 ** 2 printk messages dropped ** [ 1348.020126][ T32] r4:858ea380 ** 6 printk messages dropped ** [ 1348.020355][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.032450][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 8 printk messages dropped ** [ 1348.032714][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1348.032998][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 8 printk messages dropped ** [ 1348.033364][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1348.033713][ T32] r4:00000001 [ 1348.033733][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.033770][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1348.033798][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.033826][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.033852][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.033880][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.033901][ T32] r4:84bcf980 [ 1348.033921][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.033950][ T32] INFO: task kworker/0:1011:5825 blocked for more than 474 seconds. [ 1348.033982][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.034008][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.034092][ T32] task:kworker/0:1011 state:D stack:0 pid:5825 tgid:5825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.034145][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.034187][ T32] Call trace: [ 1348.034217][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1348.034266][ T32] r10:8291a684 r9:ec729d84 r8:00000002 r7:60000113 r6:ec729d8c r5:8594c800 [ 1348.034289][ T32] r4:8594c800 [ 1348.034403][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1348.034452][ T32] r5:8594c800 r4:8291a680 [ 1348.034472][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.034526][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.034577][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec729e08 [ 1348.034601][ T32] r4:00000000 [ 1348.034619][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1348.034653][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.034750][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.034796][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858ed1c0 [ 1348.034874][ T32] r4:00000000 [ 1348.034897][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.034944][ T32] r9:83018005 r8:8594c800 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1348.034966][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.035088][ T32] r5:00001000 r4:eba15000 [ 1348.035113][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.035153][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.035195][ T32] r5:85912f8c r4:85912c00 [ 1348.035214][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.035304][ T32] r7:dddced80 r6:83018000 r5:85912f8c r4:8528c800 [ 1348.035427][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.035518][ T32] r10:61c88647 r9:8594c800 r8:8528c82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.035544][ T32] r4:8528c800 [ 1348.035736][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.035792][ T32] r10:00000000 r9:8528c800 r8:80287e08 r7:ec68de60 r6:8528c980 r5:8594c800 [ 1348.035817][ T32] r4:00000001 [ 1348.035845][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.035893][ T32] Exception stack(0xec729fb0 to 0xec729ff8) [ 1348.035958][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.035990][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.036062][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.036095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.036118][ T32] r4:8585a780 [ 1348.036440][ T32] INFO: task kworker/0:1011:5825 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1348.036525][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.036598][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.036644][ T32] Call trace: [ 1348.036674][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.036728][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1348.036751][ T32] r4:00000000 [ 1348.036770][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.036809][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1348.036836][ T32] 9d20: bb46a000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1348.036909][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1348.036940][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.036964][ T32] r5:80070013 r4:80239bb0 [ 1348.036984][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.037047][ T32] r4:82ac21e4 [ 1348.037071][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.037116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1348.037139][ T32] r4:e0539dc0 [ 1348.037158][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.037200][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1348.037222][ T32] r4:00000000 [ 1348.037242][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.037286][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1348.037315][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.037359][ T32] r5:00001000 r4:e033d000 [ 1348.037380][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.037419][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.037461][ T32] r5:84b4d38c r4:84b4d000 [ 1348.037481][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.037528][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1348.037555][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.037604][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.037632][ T32] r4:84bc7b80 [ 1348.037652][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.037700][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1348.037722][ T32] r4:00000001 [ 1348.037741][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.037776][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1348.037802][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.037831][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.037866][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.037898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1348.038370][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1348.038576][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1348.038724][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec749e08 [ 1348.038810][ T32] r4:00000000 [ 1348.038836][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1348.038872][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.038906][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.038946][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858ed080 [ 1348.038971][ T32] r4:00000000 [ 1348.038991][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.039034][ T32] r9:83018005 r8:8594d400 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1348.039055][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.039095][ T32] r5:00001000 r4:eba07000 [ 1348.039115][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.039214][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.039260][ T32] r5:85912b8c r4:85912800 [ 1348.039280][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.039327][ T32] r7:dddced80 r6:83018000 r5:85912b8c r4:8528c880 [ 1348.039347][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.039392][ T32] r10:61c88647 r9:8594d400 r8:8528c8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.039416][ T32] r4:8528c880 [ 1348.039457][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.039515][ T32] r10:00000000 r9:8528c880 r8:80287e08 r7:ec729e60 r6:8528c900 r5:8594d400 [ 1348.039538][ T32] r4:00000001 [ 1348.039562][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.039597][ T32] Exception stack(0xec749fb0 to 0xec749ff8) [ 1348.039702][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.039734][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.039760][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.039788][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.039923][ T32] r4:8585a780 [ 1348.040194][ T32] INFO: task kworker/0:1012:5826 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1348.040231][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.066938][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.067039][ T32] Call trace: [ 1348.067157][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.067227][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1348.067253][ T32] r4:00000000 [ 1348.067274][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.067319][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1348.067349][ T32] 9d20: bb7fc000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1348.067378][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1348.067405][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.067429][ T32] r5:80070013 r4:80239bb0 [ 1348.067450][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.067492][ T32] r4:82ac21e4 [ 1348.067512][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.067558][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1348.067680][ T32] r4:e0539dc0 [ 1348.067704][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.067749][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1348.067772][ T32] r4:00000000 [ 1348.067793][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.067840][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1348.067897][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.067946][ T32] r5:00001000 r4:e033d000 [ 1348.067967][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.068006][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.068048][ T32] r5:84b4d38c r4:84b4d000 [ 1348.068068][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1348.068185][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1348.068484][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1348.068658][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.068683][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.068707][ T32] task:kworker/1:329 state:D stack:0 pid:5828 tgid:5828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.068793][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.068836][ T32] Call trace: [ 1348.068869][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1348.068919][ T32] r10:8291a684 r9:ec765d84 r8:00000002 r7:60000013 r6:ec765d8c r5:8594e000 [ 1348.068942][ T32] r4:8594e000 [ 1348.068962][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1348.069005][ T32] r5:8594e000 r4:8291a680 [ 1348.069024][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.069063][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1348.069214][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1348.069701][ T32] r5:8585e38c r4:8585e000 [ 1348.069725][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1348.069836][ T32] r10:61c88647 r9:8594e000 r8:858ea42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1348.070335][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.070382][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.084174][ T32] r4:858ec840 [ 1348.084704][ T32] INFO: task kworker/1:329:5828 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1348.084755][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.084829][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.084891][ T32] Call trace: [ 1348.084923][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.085028][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1348.085154][ T32] r4:00000000 [ 1348.085275][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.085324][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1348.085355][ T32] 9d20: bbcb5000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1348.085402][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1348.085462][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.085505][ T32] r5:80070013 r4:80239bb0 [ 1348.085529][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.085580][ T32] r4:82ac21e4 [ 1348.085601][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.085644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1348.085667][ T32] r4:e0539dc0 [ 1348.085686][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 1348.086078][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1348.086415][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1348.086722][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1348.087364][ T32] r10:8291a684 r9:ec769d84 r8:00000002 r7:60000113 r6:ec769d8c r5:85336c00 ** 9 printk messages dropped ** [ 1348.087867][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1348.088439][ T32] r5:8585df8c r4:8585dc00 [ 1348.088465][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1348.088791][ T32] r10:00000000 r9:858ea480 r8:80287e08 r7:ec765e60 r6:858ea280 r5:85336c00 ** 7 printk messages dropped ** [ 1348.089041][ T32] r4:858ec840 ** 6 printk messages dropped ** [ 1348.089649][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1348.090060][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff ** 8 printk messages dropped ** [ 1348.111256][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1348.111516][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1348.111739][ T32] r4:84bc7b80 [ 1348.111758][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.111805][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1348.111827][ T32] r4:00000001 [ 1348.111875][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.111999][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1348.112034][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.112065][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.112091][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.112120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.112145][ T32] r4:84bcf980 [ 1348.112168][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.112348][ T32] INFO: task kworker/0:1013:5832 blocked for more than 474 seconds. [ 1348.112390][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.112416][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.112468][ T32] task:kworker/0:1013 state:D stack:0 pid:5832 tgid:5832 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.112532][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.112584][ T32] Call trace: [ 1348.112702][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1348.112758][ T32] r10:8291a684 r9:ec775d84 r8:00000002 r7:60000113 r6:ec775d8c r5:85334800 [ 1348.112781][ T32] r4:85334800 [ 1348.112801][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1348.112844][ T32] r5:85334800 r4:8291a680 [ 1348.112864][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.112903][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.112974][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec775e08 [ 1348.113002][ T32] r4:00000000 [ 1348.113022][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1348.113088][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.113207][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.113253][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f3280 [ 1348.113276][ T32] r4:00000000 [ 1348.113294][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.113340][ T32] r9:83018005 r8:85334800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [ 1348.113361][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.113404][ T32] r5:00001000 r4:eca05000 [ 1348.113442][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.113524][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.113594][ T32] r5:8592cb8c r4:8592c800 [ 1348.113961][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.114015][ T32] r7:dddced80 r6:83018000 r5:8592cb8c r4:8528ca80 [ 1348.114037][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.114085][ T32] r10:61c88647 r9:85334800 r8:8528caac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.114107][ T32] r4:8528ca80 [ 1348.114126][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.114171][ T32] r10:00000000 r9:8528ca80 r8:80287e08 r7:ec729e60 r6:858ea300 r5:85334800 [ 1348.114192][ T32] r4:00000001 [ 1348.114211][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.114287][ T32] Exception stack(0xec775fb0 to 0xec775ff8) [ 1348.114346][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.114377][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.114404][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.114436][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.114458][ T32] r4:858ed100 [ 1348.114886][ T32] INFO: task kworker/0:1013:5832 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1348.114926][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.114986][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.115031][ T32] Call trace: [ 1348.115103][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.115160][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1348.115184][ T32] r4:00000000 [ 1348.115203][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.115243][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1348.115271][ T32] 9d20: bc06a000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1348.115301][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1348.115329][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.115356][ T32] r5:80070013 r4:80239bb0 [ 1348.115398][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.115492][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1348.115573][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 ** 5 printk messages dropped ** [ 1348.115757][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 ** 6 printk messages dropped ** [ 1348.116162][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 ** 4 printk messages dropped ** [ 1348.116422][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 3 printk messages dropped ** [ 1348.116535][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1348.116757][ T32] INFO: task kworker/0:1014:5834 blocked for more than 474 seconds. ** 3 printk messages dropped ** [ 1348.116909][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1348.117075][ T32] r4:84b80000 ** 3 printk messages dropped ** [ 1348.117243][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1348.117445][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858ed300 ** 5 printk messages dropped ** [ 1348.117709][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1348.117795][ T32] r5:8591338c r4:85913000 [ 1348.117815][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1348.117970][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1348.118063][ T32] r4:00000001 [ 1348.118086][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.118203][ T32] Exception stack(0xec779fb0 to 0xec779ff8) [ 1348.118424][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.118830][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.118941][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.118974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.118999][ T32] r4:858ed100 [ 1348.119280][ T32] INFO: task kworker/0:1014:5834 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1348.119366][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.119430][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.119542][ T32] Call trace: [ 1348.119580][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.119635][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1348.119660][ T32] r4:00000000 [ 1348.119679][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.119718][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1348.119746][ T32] 9d20: bc06a000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1348.119872][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1348.119930][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.119959][ T32] r5:80070013 r4:80239bb0 [ 1348.120001][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.120061][ T32] r4:82ac21e4 [ 1348.120106][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.120294][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1348.120378][ T32] r4:e0539dc0 [ 1348.143815][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.144120][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1348.144216][ T32] r4:00000000 [ 1348.144273][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.144413][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1348.144466][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.144594][ T32] r5:00001000 r4:e033d000 [ 1348.144650][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.144740][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.144831][ T32] r5:84b4d38c r4:84b4d000 [ 1348.144895][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.145000][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1348.145081][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.145178][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.145231][ T32] r4:84bc7b80 [ 1348.145297][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.145397][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1348.145478][ T32] r4:00000001 [ 1348.145533][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.145620][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1348.145729][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.145796][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.145857][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.145922][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.145974][ T32] r4:84bcf980 [ 1348.146031][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.146107][ T32] INFO: task kworker/1:331:5836 blocked for more than 474 seconds. [ 1348.146189][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.146245][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.146299][ T32] task:kworker/1:331 state:D stack:0 pid:5836 tgid:5836 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.146461][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.146570][ T32] Call trace: [ 1348.146668][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1348.146782][ T32] r10:8291a684 r9:ec77dd84 r8:00000002 r7:60000013 r6:ec77dd8c r5:84b81800 [ 1348.146842][ T32] r4:84b81800 [ 1348.146890][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1348.146989][ T32] r5:84b81800 r4:8291a680 [ 1348.147039][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.147150][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.147247][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec77de08 [ 1348.147302][ T32] r4:00000000 [ 1348.147342][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1348.147415][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.147507][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.147611][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f82c0 [ 1348.147664][ T32] r4:00000000 [ 1348.147735][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.147789][ T32] r9:83018205 r8:84b81800 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1348.147812][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.147857][ T32] r5:00001000 r4:ec339000 [ 1348.147902][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.147945][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.147988][ T32] r5:8585eb8c r4:8585e800 [ 1348.148126][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.148221][ T32] r7:ddde2d80 r6:83018200 r5:8585eb8c r4:858ea500 [ 1348.148248][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.148296][ T32] r10:61c88647 r9:84b81800 r8:858ea52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.148361][ T32] r4:858ea500 [ 1348.148396][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.148472][ T32] r10:00000000 r9:858ea500 r8:80287e08 r7:ec765e60 r6:858ea700 r5:84b81800 [ 1348.148533][ T32] r4:00000001 [ 1348.148587][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.148667][ T32] Exception stack(0xec77dfb0 to 0xec77dff8) [ 1348.148725][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.148786][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.148850][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.148921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.148975][ T32] r4:858ecf80 [ 1348.149730][ T32] INFO: task kworker/1:331:5836 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1348.149820][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.149976][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.150108][ T32] Call trace: [ 1348.150183][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.150296][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1348.150351][ T32] r4:00000000 [ 1348.150430][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.171110][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1348.171220][ T32] 9d20: bc62b000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1348.171288][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1348.171348][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.171407][ T32] r5:80070013 r4:80239bb0 [ 1348.171457][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.171614][ T32] r4:82ac21e4 [ 1348.171671][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.171762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1348.171811][ T32] r4:e0539dc0 [ 1348.171854][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.171942][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1348.171992][ T32] r4:00000000 [ 1348.172062][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.172175][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1348.172224][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.172323][ T32] r5:00001000 r4:e033d000 [ 1348.172401][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.172490][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.172591][ T32] r5:84b4d38c r4:84b4d000 [ 1348.172640][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.172739][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1348.172785][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.172891][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.172943][ T32] r4:84bc7b80 [ 1348.172986][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.173082][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1348.173129][ T32] r4:00000001 [ 1348.173174][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.173253][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1348.173317][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.173380][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.173444][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.173504][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.173570][ T32] r4:84bcf980 [ 1348.173624][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.173687][ T32] INFO: task kworker/1:332:5837 blocked for more than 474 seconds. [ 1348.173823][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.173889][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.174029][ T32] task:kworker/1:332 state:D stack:0 pid:5837 tgid:5837 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.174165][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.174264][ T32] Call trace: [ 1348.174347][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1348.174462][ T32] r10:8291a684 r9:ec781d84 r8:00000002 r7:60000113 r6:ec781d8c r5:84b82400 [ 1348.174512][ T32] r4:84b82400 [ 1348.174562][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1348.174671][ T32] r5:84b82400 r4:8291a680 [ 1348.174722][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.174811][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.174914][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec781e08 [ 1348.174965][ T32] r4:00000000 [ 1348.175027][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1348.175115][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.175213][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.175314][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f8000 [ 1348.175366][ T32] r4:00000000 [ 1348.175410][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.175507][ T32] r9:83018205 r8:84b82400 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1348.175567][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.175677][ T32] r5:00001000 r4:ebad5000 [ 1348.175733][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.175815][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.175901][ T32] r5:8585e78c r4:8585e400 [ 1348.175951][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.176047][ T32] r7:ddde2d80 r6:83018200 r5:8585e78c r4:858ea580 [ 1348.176115][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.176247][ T32] r10:61c88647 r9:84b82400 r8:858ea5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.176303][ T32] r4:858ea580 [ 1348.176382][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.176479][ T32] r10:00000000 r9:858ea580 r8:80287e08 r7:ec77de60 r6:858ea800 r5:84b82400 [ 1348.176526][ T32] r4:00000001 [ 1348.176652][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.176740][ T32] Exception stack(0xec781fb0 to 0xec781ff8) [ 1348.176797][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.176859][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.176913][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.176971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.177016][ T32] r4:858f8100 [ 1348.177788][ T32] INFO: task kworker/1:332:5837 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1348.177873][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.177999][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.178119][ T32] Call trace: [ 1348.178183][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.178291][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1348.178347][ T32] r4:00000000 [ 1348.178388][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.178648][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1348.178731][ T32] 9d20: bc62b000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1348.178887][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1348.178953][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.179005][ T32] r5:80070013 r4:80239bb0 [ 1348.179049][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.179136][ T32] r4:82ac21e4 [ 1348.179177][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.179262][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1348.179315][ T32] r4:e0539dc0 [ 1348.179355][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.179440][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1348.179490][ T32] r4:00000000 [ 1348.179529][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1348.179836][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1348.180150][ T32] r5:84b4d38c r4:84b4d000 ** 3 printk messages dropped ** [ 1348.204002][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.204188][ T32] r4:84bc7b80 [ 1348.204272][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.204469][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1348.204530][ T32] r4:00000001 [ 1348.204678][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.204777][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1348.204858][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.204927][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.204988][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.205051][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.205102][ T32] r4:84bcf980 [ 1348.205159][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.205198][ T32] INFO: task kworker/1:333:5840 blocked for more than 474 seconds. [ 1348.205234][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.205261][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.205303][ T32] task:kworker/1:333 state:D stack:0 pid:5840 tgid:5840 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.205430][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.205559][ T32] Call trace: [ 1348.205643][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1348.205754][ T32] r10:8291a684 r9:ec785d84 r8:00000002 r7:60000013 r6:ec785d8c r5:84b83c00 [ 1348.205808][ T32] r4:84b83c00 [ 1348.205897][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1348.206005][ T32] r5:84b83c00 r4:8291a680 [ 1348.206073][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.206184][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.206282][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec785e08 [ 1348.206342][ T32] r4:00000000 [ 1348.206407][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1348.206490][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.206581][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.206674][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f84c0 [ 1348.206725][ T32] r4:00000000 [ 1348.206789][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.206910][ T32] r9:83018205 r8:84b83c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1348.206994][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.207103][ T32] r5:00001000 r4:ec373000 [ 1348.207169][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.207265][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.207357][ T32] r5:8585ef8c r4:8585ec00 [ 1348.207403][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.207462][ T32] r7:ddde2d80 r6:83018200 r5:8585ef8c r4:858ea680 [ 1348.207484][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.207532][ T32] r10:61c88647 r9:84b83c00 r8:858ea6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.207560][ T32] r4:858ea680 [ 1348.207580][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.207646][ T32] r10:00000000 r9:858ea680 r8:80287e08 r7:ec77de60 r6:858ea900 r5:84b83c00 [ 1348.207676][ T32] r4:00000001 [ 1348.207697][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.207737][ T32] Exception stack(0xec785fb0 to 0xec785ff8) [ 1348.207763][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.207793][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.207824][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.207866][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.207892][ T32] r4:858f8280 [ 1348.208353][ T32] INFO: task kworker/1:333:5840 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1348.208414][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.208480][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.208528][ T32] Call trace: [ 1348.208583][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.208638][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1348.208668][ T32] r4:00000000 [ 1348.208689][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.208783][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1348.208816][ T32] 9d20: bc887000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1348.208870][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1348.208923][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.208949][ T32] r5:80070013 r4:80239bb0 [ 1348.208993][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.209038][ T32] r4:82ac21e4 [ 1348.209060][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.209103][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1348.209126][ T32] r4:e0539dc0 [ 1348.209146][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.209212][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1348.209239][ T32] r4:00000000 [ 1348.209260][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.209309][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1348.209330][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.209395][ T32] r5:00001000 r4:e033d000 [ 1348.209439][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.209485][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1348.209675][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1348.209859][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1348.209942][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) ** 1 printk messages dropped ** [ 1348.210053][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1348.210283][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1348.230891][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1348.231273][ T32] r4:84b80c00 ** 1 printk messages dropped ** [ 1348.231341][ T32] r5:84b80c00 r4:8291a680 ** 2 printk messages dropped ** [ 1348.231469][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec789e08 ** 3 printk messages dropped ** [ 1348.231664][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1348.231761][ T32] r4:00000000 [ 1348.231781][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.231858][ T32] r9:83018205 r8:84b80c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1348.231884][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.231934][ T32] r5:00001000 r4:ec529000 [ 1348.231956][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.232035][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.232086][ T32] r5:8585f78c r4:8585f400 [ 1348.232107][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.232155][ T32] r7:ddde2d80 r6:83018200 r5:8585f78c r4:858ea780 [ 1348.232177][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.232229][ T32] r10:61c88647 r9:84b80c00 r8:858ea7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.232253][ T32] r4:858ea780 [ 1348.232291][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.232394][ T32] r10:00000000 r9:858ea780 r8:80287e08 r7:ec785e60 r6:858eaa00 r5:84b80c00 [ 1348.232445][ T32] r4:00000001 [ 1348.232469][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.232538][ T32] Exception stack(0xec789fb0 to 0xec789ff8) [ 1348.232600][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.232633][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.232662][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.232691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.232736][ T32] r4:858f81c0 [ 1348.233159][ T32] INFO: task kworker/1:334:5842 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1348.233214][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.233410][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.233618][ T32] Call trace: [ 1348.233651][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.233754][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1348.233806][ T32] r4:00000000 [ 1348.233829][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.233871][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1348.233900][ T32] 9d20: bca7d000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1348.233930][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1348.233958][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.234009][ T32] r5:80070013 r4:80239bb0 [ 1348.234058][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.234145][ T32] r4:82ac21e4 [ 1348.234189][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.234276][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1348.234332][ T32] r4:e0539dc0 [ 1348.234374][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.234421][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1348.234464][ T32] r4:00000000 [ 1348.234489][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.234537][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1348.234614][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.234691][ T32] r5:00001000 r4:e033d000 [ 1348.234718][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.234794][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.234914][ T32] r5:84b4d38c r4:84b4d000 [ 1348.234937][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.234985][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1348.235007][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.235058][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.235110][ T32] r4:84bc7b80 [ 1348.235185][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.235340][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1348.235408][ T32] r4:00000001 [ 1348.235450][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.235532][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1348.235599][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.235661][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.235718][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.235783][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.235834][ T32] r4:84bcf980 [ 1348.235881][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.235962][ T32] INFO: task kworker/1:335:5843 blocked for more than 474 seconds. [ 1348.236033][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.236087][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.236129][ T32] task:kworker/1:335 state:D stack:0 pid:5843 tgid:5843 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.236231][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.236381][ T32] Call trace: [ 1348.236449][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1348.236560][ T32] r10:8291a684 r9:ec78dd84 r8:00000002 r7:60000113 r6:ec78dd8c r5:84b84800 [ 1348.236613][ T32] r4:84b84800 [ 1348.236693][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1348.236793][ T32] r5:84b84800 r4:8291a680 [ 1348.236882][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.236980][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.237071][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec78de08 [ 1348.237119][ T32] r4:00000000 [ 1348.237161][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1348.237253][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.237340][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.237427][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f8b80 [ 1348.237470][ T32] r4:00000000 [ 1348.237523][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.237580][ T32] r9:83018205 r8:84b84800 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1348.237603][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.237650][ T32] r5:00001000 r4:ec41d000 [ 1348.237671][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.237711][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.237753][ T32] r5:8585f38c r4:8585f000 [ 1348.237798][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.237850][ T32] r7:ddde2d80 r6:83018200 r5:8585f38c r4:858ea880 [ 1348.237872][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.237942][ T32] r10:61c88647 r9:84b84800 r8:858ea8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.237992][ T32] r4:858ea880 [ 1348.238014][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.238061][ T32] r10:00000000 r9:858ea880 r8:80287e08 r7:ec789e60 r6:858ea980 r5:84b84800 [ 1348.238084][ T32] r4:00000001 [ 1348.238102][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.238139][ T32] Exception stack(0xec78dfb0 to 0xec78dff8) [ 1348.238166][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.238195][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.238221][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.238250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.238271][ T32] r4:858f81c0 [ 1348.238572][ T32] INFO: task kworker/1:335:5843 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1348.238610][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.238717][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.238797][ T32] Call trace: [ 1348.238868][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.238978][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1348.239032][ T32] r4:00000000 [ 1348.239095][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.239201][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1348.239268][ T32] 9d20: bca7d000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1348.239334][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1348.239393][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.239445][ T32] r5:80070013 r4:80239bb0 [ 1348.239513][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.239626][ T32] r4:82ac21e4 [ 1348.239691][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.239788][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1348.239842][ T32] r4:e0539dc0 [ 1348.239888][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.239975][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1348.240026][ T32] r4:00000000 [ 1348.240070][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.240163][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1348.240211][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.240306][ T32] r5:00001000 r4:e033d000 [ 1348.240388][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.266699][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.266797][ T32] r5:84b4d38c r4:84b4d000 [ 1348.266845][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.266908][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1348.266933][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.266983][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.267008][ T32] r4:84bc7b80 [ 1348.267028][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.267082][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1348.267106][ T32] r4:00000001 [ 1348.267126][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.267164][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1348.267196][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.267250][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.267281][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.267349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.267375][ T32] r4:84bcf980 [ 1348.267425][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.267459][ T32] INFO: task kworker/0:1015:5845 blocked for more than 474 seconds. [ 1348.267504][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.267561][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.267595][ T32] task:kworker/0:1015 state:D stack:0 pid:5845 tgid:5845 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.267665][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.267737][ T32] Call trace: [ 1348.267775][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1348.267831][ T32] r10:8291a684 r9:ec795d84 r8:00000002 r7:60000113 r6:ec795d8c r5:84b86000 [ 1348.267855][ T32] r4:84b86000 [ 1348.267875][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1348.267918][ T32] r5:84b86000 r4:8291a680 [ 1348.267939][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.267978][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.268021][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec795e08 ** 3 printk messages dropped ** [ 1348.268164][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1348.268541][ T32] r5:8591378c r4:85913400 [ 1348.268569][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.268616][ T32] r7:dddced80 r6:83018000 r5:8591378c r4:8528cc00 [ 1348.268659][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.268785][ T32] r10:61c88647 r9:84b86000 r8:8528cc2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.268842][ T32] r4:8528cc00 [ 1348.268890][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.268988][ T32] r10:00000000 r9:8528cc00 r8:80287e08 r7:ec775e60 r6:858eaa80 r5:84b86000 [ 1348.269037][ T32] r4:00000001 [ 1348.269080][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.269157][ T32] Exception stack(0xec795fb0 to 0xec795ff8) [ 1348.269217][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.269279][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.269365][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.269462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.269561][ T32] r4:858ed240 [ 1348.270363][ T32] INFO: task kworker/0:1015:5845 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1348.285054][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.285384][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.285507][ T32] Call trace: [ 1348.285588][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.285726][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1348.285802][ T32] r4:00000000 [ 1348.285853][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.285940][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1348.286002][ T32] 9d20: bcfc5000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1348.286063][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1348.286115][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.286165][ T32] r5:80070013 r4:80239bb0 [ 1348.286211][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.286331][ T32] r4:82ac21e4 [ 1348.286383][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.286472][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1348.286538][ T32] r4:e0539dc0 [ 1348.286637][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.286733][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1348.286801][ T32] r4:00000000 [ 1348.286850][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.286947][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1348.286997][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.287083][ T32] r5:00001000 r4:e033d000 [ 1348.287128][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.287224][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.287323][ T32] r5:84b4d38c r4:84b4d000 [ 1348.287448][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.287565][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1348.287618][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.287716][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.287773][ T32] r4:84bc7b80 [ 1348.287828][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.287923][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1348.287970][ T32] r4:00000001 [ 1348.288044][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.288125][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1348.288201][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.288305][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.288398][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.288460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.288507][ T32] r4:84bcf980 [ 1348.288584][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.288675][ T32] INFO: task kworker/0:1016:5846 blocked for more than 474 seconds. [ 1348.288774][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.288835][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.288898][ T32] task:kworker/0:1016 state:D stack:0 pid:5846 tgid:5846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.289001][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.289123][ T32] Call trace: [ 1348.289192][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1348.289387][ T32] r10:8291a684 r9:ec79dd84 r8:00000002 r7:60000113 r6:ec79dd8c r5:84b86c00 [ 1348.289476][ T32] r4:84b86c00 [ 1348.289540][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1348.289641][ T32] r5:84b86c00 r4:8291a680 [ 1348.289701][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.289796][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.289885][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec79de08 [ 1348.289932][ T32] r4:00000000 [ 1348.289988][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1348.290078][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.290153][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.290236][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858ed580 [ 1348.290281][ T32] r4:00000000 [ 1348.290324][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.290415][ T32] r9:83018005 r8:84b86c00 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1348.301411][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.301786][ T32] r5:00001000 r4:ec3ed000 [ 1348.301848][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.301936][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.302023][ T32] r5:85913b8c r4:85913800 [ 1348.302088][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.302219][ T32] r7:dddced80 r6:83018000 r5:85913b8c r4:8528cd00 [ 1348.302271][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.302377][ T32] r10:61c88647 r9:84b86c00 r8:8528cd2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.302444][ T32] r4:8528cd00 [ 1348.302522][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.302677][ T32] r10:00000000 r9:8528cd00 r8:80287e08 r7:ec775e60 r6:858eab00 r5:84b86c00 [ 1348.302720][ T32] r4:00000001 [ 1348.302747][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.302790][ T32] Exception stack(0xec79dfb0 to 0xec79dff8) [ 1348.302822][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.302850][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.302952][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.302986][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.303008][ T32] r4:858ed380 [ 1348.303423][ T32] INFO: task kworker/0:1016:5846 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1348.303463][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.303558][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.303614][ T32] Call trace: [ 1348.303659][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.303725][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1348.303783][ T32] r4:00000000 [ 1348.303832][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.303916][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1348.303975][ T32] 9d20: bcfc5000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1348.304055][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1348.304125][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.304178][ T32] r5:80070013 r4:80239bb0 [ 1348.304226][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.304366][ T32] r4:82ac21e4 [ 1348.304418][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.304483][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1348.304507][ T32] r4:e0539dc0 [ 1348.304526][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.304576][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1348.304602][ T32] r4:00000000 [ 1348.304621][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.304668][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1348.304689][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.304731][ T32] r5:00001000 r4:e033d000 [ 1348.304778][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.304830][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.304874][ T32] r5:84b4d38c r4:84b4d000 [ 1348.304921][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.304975][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1348.304997][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.305057][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.305115][ T32] r4:84bc7b80 [ 1348.305137][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.305186][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1348.305208][ T32] r4:00000001 [ 1348.305238][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.305301][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1348.305332][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.305360][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.305387][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.305415][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.305468][ T32] r4:84bcf980 [ 1348.305495][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.305555][ T32] INFO: task kworker/0:1017:5848 blocked for more than 474 seconds. [ 1348.305595][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.305622][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.305644][ T32] task:kworker/0:1017 state:D stack:0 pid:5848 tgid:5848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.305695][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.305765][ T32] Call trace: [ 1348.305798][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1348.305873][ T32] r10:8291a684 r9:ec761d84 r8:00000002 r7:60000113 r6:ec761d8c r5:8594ec00 [ 1348.305901][ T32] r4:8594ec00 [ 1348.305928][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1348.305974][ T32] r5:8594ec00 r4:8291a680 [ 1348.305995][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.306045][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.306119][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec761e08 [ 1348.306159][ T32] r4:00000000 [ 1348.306204][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1348.306244][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.306280][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.306321][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b3040 [ 1348.306343][ T32] r4:00000000 [ 1348.306363][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.306451][ T32] r9:83018005 r8:8594ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1348.306488][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.306546][ T32] r5:00001000 r4:eba87000 [ 1348.306575][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.306615][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.306656][ T32] r5:84905f8c r4:84905c00 [ 1348.306676][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.306722][ T32] r7:dddced80 r6:83018000 r5:84905f8c r4:8528cd80 [ 1348.306742][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.306808][ T32] r10:61c88647 r9:8594ec00 r8:8528cdac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.306835][ T32] r4:8528cd80 [ 1348.306877][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.306949][ T32] r10:00000000 r9:8528cd80 r8:80287e08 r7:ec775e60 r6:8528ce00 r5:8594ec00 [ 1348.307000][ T32] r4:00000001 [ 1348.307023][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.307063][ T32] Exception stack(0xec761fb0 to 0xec761ff8) [ 1348.307091][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.307120][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.307146][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.307174][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.307221][ T32] r4:858ed4c0 [ 1348.307508][ T32] INFO: task kworker/0:1017:5848 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1348.307546][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.307626][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.307676][ T32] Call trace: [ 1348.307707][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.307787][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1348.307815][ T32] r4:00000000 [ 1348.307835][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.308602][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1348.308710][ T32] 9d20: bcfc5000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1348.308836][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1348.308913][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.308967][ T32] r5:80070013 r4:80239bb0 [ 1348.309013][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.309104][ T32] r4:82ac21e4 [ 1348.309149][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.309236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1348.309288][ T32] r4:e0539dc0 [ 1348.309347][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.309444][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1348.309491][ T32] r4:00000000 [ 1348.309534][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.309646][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1348.309710][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.309764][ T32] r5:00001000 r4:e033d000 [ 1348.309815][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.309861][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.309905][ T32] r5:84b4d38c r4:84b4d000 [ 1348.309941][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.309993][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1348.310015][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.310066][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.310091][ T32] r4:84bc7b80 [ 1348.310110][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.310158][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1348.310205][ T32] r4:00000001 [ 1348.310227][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.310279][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1348.310326][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.310357][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.310388][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.310446][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.337721][ T32] r4:84bcf980 [ 1348.337833][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.337894][ T32] INFO: task kworker/1:336:5852 blocked for more than 474 seconds. [ 1348.337959][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.338028][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.338057][ T32] task:kworker/1:336 state:D stack:0 pid:5852 tgid:5852 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.338157][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.338282][ T32] Call trace: [ 1348.338334][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1348.338397][ T32] r10:8291a684 r9:ec7a9d84 r8:00000002 r7:60000113 r6:ec7a9d8c r5:84ad8000 [ 1348.338421][ T32] r4:84ad8000 [ 1348.338468][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1348.338542][ T32] r5:84ad8000 r4:8291a680 [ 1348.338592][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.338637][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.338681][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7a9e08 [ 1348.338729][ T32] r4:00000000 [ 1348.338752][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1348.338801][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.338843][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.338896][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f8f00 [ 1348.338918][ T32] r4:00000000 [ 1348.338939][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.338986][ T32] r9:83018205 r8:84ad8000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1348.339008][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.339051][ T32] r5:00001000 r4:ec557000 [ 1348.339071][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.339110][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.339152][ T32] r5:8585ff8c r4:8585fc00 [ 1348.339171][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.339218][ T32] r7:ddde2d80 r6:83018200 r5:8585ff8c r4:858eab80 [ 1348.339239][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.339312][ T32] r10:61c88647 r9:84ad8000 r8:858eabac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.339344][ T32] r4:858eab80 [ 1348.339368][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.339420][ T32] r10:00000000 r9:858eab80 r8:80287e08 r7:ec789e60 r6:8528cb00 r5:84ad8000 [ 1348.339468][ T32] r4:00000001 [ 1348.339515][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.339585][ T32] Exception stack(0xec7a9fb0 to 0xec7a9ff8) [ 1348.339616][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.339647][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.339698][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.339763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.339790][ T32] r4:858f8c40 [ 1348.340230][ T32] INFO: task kworker/1:336:5852 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1348.340270][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.340372][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.340500][ T32] Call trace: [ 1348.356215][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.356353][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1348.356391][ T32] r4:00000000 [ 1348.356440][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.356490][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1348.356528][ T32] 9d20: bd633000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1348.356558][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1348.356585][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.356613][ T32] r5:80070013 r4:80239bb0 [ 1348.356656][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.356705][ T32] r4:82ac21e4 [ 1348.356751][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.356799][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1348.356822][ T32] r4:e0539dc0 [ 1348.356841][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.356882][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1348.356908][ T32] r4:00000000 [ 1348.356931][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.356978][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1348.357025][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.357077][ T32] r5:00001000 r4:e033d000 [ 1348.357099][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.357139][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.357182][ T32] r5:84b4d38c r4:84b4d000 [ 1348.357202][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.357277][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1348.357308][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.357358][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.357380][ T32] r4:84bc7b80 [ 1348.357399][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.357446][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1348.357468][ T32] r4:00000001 [ 1348.357532][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.357597][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1348.357636][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.357666][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.357693][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.357721][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.357744][ T32] r4:84bcf980 [ 1348.357767][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.357808][ T32] INFO: task kworker/1:337:5853 blocked for more than 474 seconds. [ 1348.357841][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.357867][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.357889][ T32] task:kworker/1:337 state:D stack:0 pid:5853 tgid:5853 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.357943][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.357994][ T32] Call trace: [ 1348.358059][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1348.358115][ T32] r10:8291a684 r9:ec7a1d84 r8:00000002 r7:60000113 r6:ec7a1d8c r5:84b83000 [ 1348.358168][ T32] r4:84b83000 [ 1348.358215][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1348.358263][ T32] r5:84b83000 r4:8291a680 [ 1348.358284][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.358331][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.358375][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7a1e08 [ 1348.358449][ T32] r4:00000000 [ 1348.358472][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1348.358522][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.358561][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.358603][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f8c40 [ 1348.358625][ T32] r4:00000000 [ 1348.358644][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.358688][ T32] r9:83018205 r8:84b83000 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1348.358710][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.358753][ T32] r5:00001000 r4:ec535000 [ 1348.358773][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.358811][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.358852][ T32] r5:8585fb8c r4:8585f800 [ 1348.358872][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.358916][ T32] r7:ddde2d80 r6:83018200 r5:8585fb8c r4:858eac00 [ 1348.358936][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.358982][ T32] r10:61c88647 r9:84b83000 r8:858eac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.359004][ T32] r4:858eac00 [ 1348.359047][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.359148][ T32] r10:00000000 r9:858eac00 r8:80287e08 r7:ec7a9e60 r6:858eac80 r5:84b83000 [ 1348.359176][ T32] r4:00000001 [ 1348.359196][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.359232][ T32] Exception stack(0xec7a1fb0 to 0xec7a1ff8) [ 1348.359285][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.359321][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.359376][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.359409][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.359431][ T32] r4:858f8e80 [ 1348.359841][ T32] INFO: task kworker/1:337:5853 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1348.359905][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.360023][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.360070][ T32] Call trace: [ 1348.360099][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.360151][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1348.360198][ T32] r4:00000000 [ 1348.360222][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.360287][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1348.360378][ T32] 9d20: bd633000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1348.360418][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1348.360447][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.360533][ T32] r5:80070013 r4:80239bb0 [ 1348.369027][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.369117][ T32] r4:82ac21e4 [ 1348.369141][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.369187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1348.369244][ T32] r4:e0539dc0 [ 1348.369269][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.369325][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1348.369377][ T32] r4:00000000 [ 1348.369407][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.369458][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1348.369480][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.369526][ T32] r5:00001000 r4:e033d000 [ 1348.369546][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.369611][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.369659][ T32] r5:84b4d38c r4:84b4d000 [ 1348.369680][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.369727][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1348.369748][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.369796][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.369818][ T32] r4:84bc7b80 [ 1348.369837][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.369905][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1348.369932][ T32] r4:00000001 [ 1348.369952][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.369991][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1348.370022][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.370051][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.370078][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.370108][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.370130][ T32] r4:84bcf980 [ 1348.370153][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.370182][ T32] INFO: task kworker/1:338:5856 blocked for more than 474 seconds. [ 1348.370242][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.370324][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.370355][ T32] task:kworker/1:338 state:D stack:0 pid:5856 tgid:5856 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.370417][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.383699][ T32] Call trace: [ 1348.383767][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1348.383858][ T32] r10:8291a684 r9:ec7a5d84 r8:00000002 r7:60000113 r6:ec7a5d8c r5:84b85400 [ 1348.383887][ T32] r4:84b85400 [ 1348.383910][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1348.383956][ T32] r5:84b85400 r4:8291a680 [ 1348.384007][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.384056][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.384113][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7a5e08 [ 1348.384139][ T32] r4:00000000 [ 1348.384170][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1348.384209][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.384260][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.384320][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f83c0 [ 1348.384368][ T32] r4:00000000 [ 1348.384390][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.384441][ T32] r9:83018205 r8:84b85400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1348.384475][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.384526][ T32] r5:00001000 r4:ec5b1000 [ 1348.384547][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.384588][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.384637][ T32] r5:858d838c r4:858d8000 [ 1348.384659][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.384708][ T32] r7:ddde2d80 r6:83018200 r5:858d838c r4:858ead00 [ 1348.384730][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.384778][ T32] r10:61c88647 r9:84b85400 r8:858ead2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.384801][ T32] r4:858ead00 [ 1348.384822][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.384871][ T32] r10:00000000 r9:858ead00 r8:80287e08 r7:ec7a9e60 r6:858eae80 r5:84b85400 [ 1348.384894][ T32] r4:00000001 [ 1348.384913][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.384950][ T32] Exception stack(0xec7a5fb0 to 0xec7a5ff8) [ 1348.384980][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.385009][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.385037][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.385066][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.385088][ T32] r4:858f8ec0 [ 1348.385682][ T32] INFO: task kworker/1:338:5856 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1348.385754][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.385861][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.385944][ T32] Call trace: [ 1348.385977][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.386032][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1348.386056][ T32] r4:00000000 [ 1348.386077][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.386118][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1348.386146][ T32] 9d20: bd9dd000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1348.386174][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1348.386199][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.386247][ T32] r5:80070013 r4:80239bb0 [ 1348.386273][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.386328][ T32] r4:82ac21e4 [ 1348.386374][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.386421][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1348.386445][ T32] r4:e0539dc0 [ 1348.386476][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.386521][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1348.386555][ T32] r4:00000000 [ 1348.386578][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.386624][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1348.386660][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.386707][ T32] r5:00001000 r4:e033d000 [ 1348.386728][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.386768][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.386810][ T32] r5:84b4d38c r4:84b4d000 [ 1348.386862][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.386990][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1348.387115][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.387166][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.387190][ T32] r4:84bc7b80 [ 1348.387235][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.387286][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1348.387317][ T32] r4:00000001 [ 1348.387336][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.387399][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1348.387430][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.387471][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.387505][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.387536][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.387559][ T32] r4:84bcf980 [ 1348.387579][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.387632][ T32] INFO: task kworker/1:339:5858 blocked for more than 474 seconds. [ 1348.387745][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.387775][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.387797][ T32] task:kworker/1:339 state:D stack:0 pid:5858 tgid:5858 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.387845][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.387937][ T32] Call trace: [ 1348.387970][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1348.388020][ T32] r10:8291a684 r9:ec7add84 r8:00000002 r7:60000113 r6:ec7add8c r5:85336000 [ 1348.388043][ T32] r4:85336000 [ 1348.388080][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1348.388151][ T32] r5:85336000 r4:8291a680 [ 1348.388175][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.388215][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.388295][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7ade08 [ 1348.388357][ T32] r4:00000000 [ 1348.388381][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1348.388419][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.388455][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.388497][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858ecb80 [ 1348.388519][ T32] r4:00000000 [ 1348.388538][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.388584][ T32] r9:83018205 r8:85336000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1348.388683][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.388730][ T32] r5:00001000 r4:ec5e7000 [ 1348.388763][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.388806][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.388848][ T32] r5:858d878c r4:858d8400 [ 1348.388880][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.388931][ T32] r7:ddde2d80 r6:83018200 r5:858d878c r4:858ead80 [ 1348.388953][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.388999][ T32] r10:61c88647 r9:85336000 r8:858eadac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.389021][ T32] r4:858ead80 [ 1348.389044][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.389091][ T32] r10:00000000 r9:858ead80 r8:80287e08 r7:ec7a5e60 r6:858eaf80 r5:85336000 [ 1348.389116][ T32] r4:00000001 [ 1348.389148][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.389187][ T32] Exception stack(0xec7adfb0 to 0xec7adff8) [ 1348.389213][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.389241][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.389270][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.389350][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.389378][ T32] r4:858f8940 [ 1348.389652][ T32] INFO: task kworker/1:339:5858 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1348.389714][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.389776][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.389836][ T32] Call trace: [ 1348.389881][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.389937][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1348.389975][ T32] r4:00000000 [ 1348.389998][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.390039][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1348.390067][ T32] 9d20: bd9dd000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1348.390096][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1348.390121][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.390158][ T32] r5:80070013 r4:80239bb0 [ 1348.390182][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.390223][ T32] r4:82ac21e4 [ 1348.390255][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.390308][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1348.390368][ T32] r4:e0539dc0 [ 1348.390390][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.390497][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1348.402284][ T32] r4:00000000 [ 1348.402342][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.402418][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1348.402442][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.402489][ T32] r5:00001000 r4:e033d000 [ 1348.402509][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.402549][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.402616][ T32] r5:84b4d38c r4:84b4d000 [ 1348.402642][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.402729][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1348.402754][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.402803][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.402827][ T32] r4:84bc7b80 [ 1348.402852][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.402901][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1348.402923][ T32] r4:00000001 [ 1348.402943][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.403057][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1348.403169][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.403225][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.403256][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.403348][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.403400][ T32] r4:84bcf980 [ 1348.403427][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.403495][ T32] INFO: task kworker/1:340:5860 blocked for more than 474 seconds. [ 1348.403531][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.403556][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.403579][ T32] task:kworker/1:340 state:D stack:0 pid:5860 tgid:5860 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.403637][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.403684][ T32] Call trace: [ 1348.403769][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1348.403826][ T32] r10:8291a684 r9:ec7b1d84 r8:00000002 r7:60000013 r6:ec7b1d8c r5:858b6c00 [ 1348.403926][ T32] r4:858b6c00 [ 1348.403950][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1348.403995][ T32] r5:858b6c00 r4:8291a680 [ 1348.404015][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.404079][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.404127][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7b1e08 [ 1348.404151][ T32] r4:00000000 [ 1348.404221][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1348.404262][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.404361][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.404412][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f5180 [ 1348.404461][ T32] r4:00000000 [ 1348.404486][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.404534][ T32] r9:83018205 r8:858b6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1348.404557][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.404600][ T32] r5:00001000 r4:ec617000 [ 1348.404620][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.404659][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.404700][ T32] r5:858d8b8c r4:858d8800 [ 1348.404720][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.404791][ T32] r7:ddde2d80 r6:83018200 r5:858d8b8c r4:850d7e80 [ 1348.404926][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.404978][ T32] r10:61c88647 r9:858b6c00 r8:850d7eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.405006][ T32] r4:850d7e80 [ 1348.405133][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.405245][ T32] r10:00000000 r9:850d7e80 r8:80287e08 r7:ec7ade60 r6:858eae00 r5:858b6c00 [ 1348.405359][ T32] r4:00000001 [ 1348.405384][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.405423][ T32] Exception stack(0xec7b1fb0 to 0xec7b1ff8) [ 1348.405450][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.405478][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.405505][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.405533][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.405555][ T32] r4:858f5080 [ 1348.405968][ T32] INFO: task kworker/1:340:5860 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1348.406008][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.406069][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.406113][ T32] Call trace: [ 1348.406161][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.406251][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1348.406279][ T32] r4:00000000 [ 1348.406309][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.406352][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1348.406453][ T32] 9d20: bd9dd000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1348.406499][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1348.406534][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.406559][ T32] r5:80070013 r4:80239bb0 [ 1348.406604][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.406650][ T32] r4:82ac21e4 [ 1348.406671][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.406714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1348.406737][ T32] r4:e0539dc0 [ 1348.406756][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.406797][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1348.406820][ T32] r4:00000000 [ 1348.406875][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.406928][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 ** 7 printk messages dropped ** [ 1348.407263][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1348.407750][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1348.408085][ T32] task:kworker/1:341 state:D stack:0 pid:5861 tgid:5861 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1348.408639][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec76de08 ** 8 printk messages dropped ** [ 1348.408925][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1348.409103][ T32] r5:858d8f8c r4:858d8c00 ** 3 printk messages dropped ** [ 1348.409287][ T32] r10:61c88647 r9:85978000 r8:858f002c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.409320][ T32] r4:858f0000 [ 1348.409386][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.409500][ T32] r10:00000000 r9:858f0000 r8:80287e08 r7:ec7b1e60 r6:858f0080 r5:85978000 [ 1348.409612][ T32] r4:00000001 [ 1348.409635][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.409674][ T32] Exception stack(0xec76dfb0 to 0xec76dff8) [ 1348.409701][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.409752][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.409806][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.409839][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.409861][ T32] r4:858f5080 [ 1348.410162][ T32] INFO: task kworker/1:341:5861 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1348.410202][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.410261][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.410312][ T32] Call trace: [ 1348.410342][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.410395][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1348.410494][ T32] r4:00000000 [ 1348.431464][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.431560][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1348.431595][ T32] 9d20: bdd3a000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1348.431626][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1348.431668][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.431702][ T32] r5:80070013 r4:80239bb0 [ 1348.431726][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.431801][ T32] r4:82ac21e4 [ 1348.431826][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.431872][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1348.431896][ T32] r4:e0539dc0 [ 1348.431916][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.431959][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1348.432110][ T32] r4:00000000 [ 1348.432139][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.432281][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1348.432326][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.432404][ T32] r5:00001000 r4:e033d000 [ 1348.432453][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.432526][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.432601][ T32] r5:84b4d38c r4:84b4d000 [ 1348.432625][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.432675][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1348.432721][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.432778][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.432806][ T32] r4:84bc7b80 [ 1348.432826][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.432873][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1348.432949][ T32] r4:00000001 [ 1348.433001][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.433040][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1348.433067][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.433097][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1348.433381][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1348.433864][ T32] r5:85978c00 r4:8291a680 ** 4 printk messages dropped ** [ 1348.434218][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1348.434503][ T32] r5:00001000 r4:ec635000 ** 2 printk messages dropped ** [ 1348.434735][ T32] r5:858d938c r4:858d9000 [ 1348.434766][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1348.434973][ T32] r10:61c88647 r9:85978c00 r8:858f012c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1348.435391][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.436205][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 5 printk messages dropped ** [ 1348.436485][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff ** 8 printk messages dropped ** [ 1348.436773][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1348.436890][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1348.437358][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 8 printk messages dropped ** [ 1348.437630][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1348.438049][ T32] r4:85979800 ** 4 printk messages dropped ** [ 1348.438284][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7c1e08 ** 7 printk messages dropped ** [ 1348.438958][ T32] r9:83018205 r8:85979800 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 ** 4 printk messages dropped ** [ 1348.439187][ T32] r5:858d9b8c r4:858d9800 ** 3 printk messages dropped ** [ 1348.439360][ T32] r10:61c88647 r9:85979800 r8:858f02ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1348.439496][ T32] r4:00000001 [ 1348.439527][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.439565][ T32] Exception stack(0xec7c1fb0 to 0xec7c1ff8) [ 1348.439604][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.439693][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.439724][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.439754][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.439777][ T32] r4:858f52c0 [ 1348.440042][ T32] INFO: task kworker/1:343:5866 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1348.440077][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.440134][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.440178][ T32] Call trace: [ 1348.440228][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.440282][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1348.440373][ T32] r4:00000000 [ 1348.440401][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.473612][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1348.473761][ T32] 9d20: be335000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1348.473802][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1348.473830][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.473858][ T32] r5:80070013 r4:80239bb0 [ 1348.473881][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.473945][ T32] r4:82ac21e4 [ 1348.473966][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.474011][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1348.474058][ T32] r4:e0539dc0 [ 1348.474081][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.474125][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1348.474147][ T32] r4:00000000 [ 1348.474166][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.474212][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1348.474235][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.474280][ T32] r5:00001000 r4:e033d000 [ 1348.474306][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.474374][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.474449][ T32] r5:84b4d38c r4:84b4d000 [ 1348.474473][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.474540][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1348.474565][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.474652][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.474679][ T32] r4:84bc7b80 [ 1348.474699][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.474746][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1348.474792][ T32] r4:00000001 [ 1348.474815][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.474868][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1348.474922][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.474954][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.475004][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.475035][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.475059][ T32] r4:84bcf980 [ 1348.475081][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.475160][ T32] INFO: task kworker/1:344:5867 blocked for more than 474 seconds. [ 1348.475279][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.475330][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.475379][ T32] task:kworker/1:344 state:D stack:0 pid:5867 tgid:5867 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.475444][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.475522][ T32] Call trace: [ 1348.475591][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1348.475673][ T32] r4:8597a400 ** 4 printk messages dropped ** [ 1348.475838][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7bde08 ** 6 printk messages dropped ** [ 1348.476115][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1348.476413][ T32] r5:858d978c r4:858d9400 [ 1348.476446][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1348.476598][ T32] r10:61c88647 r9:8597a400 r8:858f01ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1348.476796][ T32] Exception stack(0xec7bdfb0 to 0xec7bdff8) ** 6 printk messages dropped ** [ 1348.477450][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1348.478035][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1348.478242][ T32] r4:e0539dc0 ** 4 printk messages dropped ** [ 1348.478477][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 ** 8 printk messages dropped ** [ 1348.478864][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1348.479054][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) ** 6 printk messages dropped ** [ 1348.479295][ T32] INFO: task kworker/1:345:5869 blocked for more than 474 seconds. ** 7 printk messages dropped ** [ 1348.479680][ T32] r4:84ad8c00 ** 3 printk messages dropped ** [ 1348.479837][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1348.480233][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1348.495298][ T32] r5:858d9f8c r4:858d9c00 [ 1348.495362][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1348.495627][ T32] r4:858f0500 ** 5 printk messages dropped ** [ 1348.495812][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1348.496663][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1348.497021][ T32] 9d20: be478000 edb95000 00000001 80239b98 7f53b000 00000001 ** 7 printk messages dropped ** [ 1348.497335][ T32] r4:e0539dc0 ** 5 printk messages dropped ** [ 1348.497521][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1348.498077][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1348.498292][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1348.498534][ T32] task:kworker/1:346 state:D stack:0 pid:5872 tgid:5872 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1348.498844][ T32] r5:84ada400 r4:8291a680 ** 4 printk messages dropped ** [ 1348.499008][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1348.499355][ T32] r5:00001000 r4:ec7e9000 ** 2 printk messages dropped ** [ 1348.499456][ T32] r5:858daf8c r4:858dac00 ** 1 printk messages dropped ** [ 1348.499541][ T32] r7:ddde2d80 r6:83018200 r5:858daf8c r4:858f0400 [ 1348.499563][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.499609][ T32] r10:61c88647 r9:84ada400 r8:858f042c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.499655][ T32] r4:858f0400 [ 1348.499678][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.499724][ T32] r10:00000000 r9:858f0400 r8:80287e08 r7:ec7cde60 r6:8528ce80 r5:84ada400 [ 1348.499771][ T32] r4:00000001 [ 1348.499843][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.499901][ T32] Exception stack(0xec7d9fb0 to 0xec7d9ff8) [ 1348.499955][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.499986][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.500024][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.500080][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.500131][ T32] r4:858f5780 [ 1348.500429][ T32] INFO: task kworker/1:346:5872 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1348.513244][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.513429][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.513497][ T32] Call trace: [ 1348.513530][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.513590][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1348.513637][ T32] r4:00000000 [ 1348.513738][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.513804][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1348.513839][ T32] 9d20: be758000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1348.513868][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1348.513894][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.513944][ T32] r5:80070013 r4:80239bb0 [ 1348.513968][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.514019][ T32] r4:82ac21e4 [ 1348.514067][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.514116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1348.514140][ T32] r4:e0539dc0 [ 1348.514184][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.514254][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1348.514280][ T32] r4:00000000 [ 1348.514324][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.514447][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1348.514480][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.514526][ T32] r5:00001000 r4:e033d000 [ 1348.514546][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.514586][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.514628][ T32] r5:84b4d38c r4:84b4d000 [ 1348.514648][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.514771][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1348.514798][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.514847][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.514895][ T32] r4:84bc7b80 [ 1348.515018][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.515075][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1348.515105][ T32] r4:00000001 [ 1348.515151][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.515192][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1348.515219][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.515260][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.515387][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.515429][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.515463][ T32] r4:84bcf980 [ 1348.515487][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.515530][ T32] INFO: task kworker/1:347:5873 blocked for more than 474 seconds. [ 1348.515566][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.515592][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.515626][ T32] task:kworker/1:347 state:D stack:0 pid:5873 tgid:5873 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.515728][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.515771][ T32] Call trace: [ 1348.515850][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1348.515910][ T32] r10:8291a684 r9:ec7ddd84 r8:00000002 r7:60000013 r6:ec7ddd8c r5:84adb000 [ 1348.515951][ T32] r4:84adb000 [ 1348.515974][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1348.516019][ T32] r5:84adb000 r4:8291a680 [ 1348.516038][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.516125][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.516172][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7dde08 [ 1348.516196][ T32] r4:00000000 [ 1348.516217][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1348.516282][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.516350][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.516395][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f5980 [ 1348.516417][ T32] r4:00000000 [ 1348.516437][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.516482][ T32] r9:83018205 r8:84adb000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 1348.516503][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.516544][ T32] r5:00001000 r4:ec671000 [ 1348.516563][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.516617][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.516665][ T32] r5:858da38c r4:858da000 [ 1348.516697][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.516748][ T32] r7:ddde2d80 r6:83018200 r5:858da38c r4:858f0480 [ 1348.516769][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.516816][ T32] r10:61c88647 r9:84adb000 r8:858f04ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.516838][ T32] r4:858f0480 [ 1348.516904][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.516958][ T32] r10:00000000 r9:858f0480 r8:80287e08 r7:ec7d9e60 r6:8528cf00 r5:84adb000 [ 1348.517031][ T32] r4:00000001 [ 1348.517101][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.517155][ T32] Exception stack(0xec7ddfb0 to 0xec7ddff8) [ 1348.517185][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.517215][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.517260][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.517307][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.517334][ T32] r4:858f5780 [ 1348.517777][ T32] INFO: task kworker/1:347:5873 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1348.517817][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.517901][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1348.518206][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1348.518416][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1348.518672][ T32] r4:e0539dc0 ** 4 printk messages dropped ** [ 1348.518870][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 ** 8 printk messages dropped ** [ 1348.519211][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1348.519589][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1348.519846][ T32] task:kworker/1:348 state:D stack:0 pid:5875 tgid:5875 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1348.520246][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1348.543646][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1348.543929][ T32] r5:858da78c r4:858da400 [ 1348.543948][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.544007][ T32] r7:ddde2d80 r6:83018200 r5:858da78c r4:858f0580 [ 1348.544033][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.544097][ T32] r10:61c88647 r9:8597b000 r8:858f05ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.544123][ T32] r4:858f0580 [ 1348.544143][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.544191][ T32] r10:00000000 r9:858f0580 r8:80287e08 r7:ec7d9e60 r6:858f0700 r5:8597b000 [ 1348.544214][ T32] r4:00000001 [ 1348.544234][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.544296][ T32] Exception stack(0xec7c5fb0 to 0xec7c5ff8) [ 1348.544361][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.544417][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.544448][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.544478][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.544500][ T32] r4:858f5900 [ 1348.544940][ T32] INFO: task kworker/1:348:5875 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1348.545031][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.545108][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.545187][ T32] Call trace: [ 1348.545220][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.545277][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1348.545308][ T32] r4:00000000 [ 1348.545330][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.545397][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1348.545486][ T32] 9d20: bea60000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1348.545520][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1348.545570][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.545605][ T32] r5:80070013 r4:80239bb0 [ 1348.545628][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.545670][ T32] r4:82ac21e4 [ 1348.545694][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.545767][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1348.545813][ T32] r4:e0539dc0 [ 1348.545888][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.546035][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1348.546068][ T32] r4:00000000 [ 1348.546088][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.546160][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1348.546213][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.546278][ T32] r5:00001000 r4:e033d000 [ 1348.546309][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.546352][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.546409][ T32] r5:84b4d38c r4:84b4d000 [ 1348.546433][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.546482][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1348.546503][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.546657][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.546708][ T32] r4:84bc7b80 [ 1348.546753][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.546853][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1348.546880][ T32] r4:00000001 [ 1348.546950][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.546990][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1348.547059][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.547091][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.547159][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.547203][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.547260][ T32] r4:84bcf980 [ 1348.547284][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.547323][ T32] INFO: task kworker/1:349:5878 blocked for more than 474 seconds. [ 1348.547365][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.547391][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.547411][ T32] task:kworker/1:349 state:D stack:0 pid:5878 tgid:5878 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.547459][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.547529][ T32] Call trace: [ 1348.547588][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1348.547835][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1348.548210][ T32] r9:83018205 r8:8597bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 ** 4 printk messages dropped ** [ 1348.548417][ T32] r5:858dab8c r4:858da800 ** 3 printk messages dropped ** [ 1348.548580][ T32] r10:61c88647 r9:8597bc00 r8:858f062c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1348.549002][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1348.549667][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 7 printk messages dropped ** [ 1348.549939][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1348.550427][ T32] r5:00001000 r4:e033d000 ** 6 printk messages dropped ** [ 1348.561546][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1348.561842][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.562294][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.562726][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1348.562985][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1348.563292][ T32] r5:858dbf8c r4:858dbc00 [ 1348.563324][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1348.563522][ T32] r4:858f0680 ** 7 printk messages dropped ** [ 1348.563846][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.564707][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 8 printk messages dropped ** [ 1348.565140][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1348.565338][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1348.565606][ T32] r5:84b4d38c r4:84b4d000 ** 1 printk messages dropped ** [ 1348.565767][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1348.565804][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.565857][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.565917][ T32] r4:84bc7b80 [ 1348.565941][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.565993][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1348.566018][ T32] r4:00000001 [ 1348.566038][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.566073][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1348.566099][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.566127][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.566180][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.566212][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.566235][ T32] r4:84bcf980 [ 1348.566279][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.566359][ T32] INFO: task kworker/1:351:5881 blocked for more than 475 seconds. [ 1348.566393][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.566423][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.566446][ T32] task:kworker/1:351 state:D stack:0 pid:5881 tgid:5881 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.566500][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.566590][ T32] Call trace: [ 1348.566699][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1348.566751][ T32] r10:8291a684 r9:ec7c9d84 r8:00000002 r7:60000113 r6:ec7c9d8c r5:8597d400 [ 1348.566777][ T32] r4:8597d400 [ 1348.566821][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1348.566884][ T32] r5:8597d400 r4:8291a680 [ 1348.566956][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.567000][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.567068][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7c9e08 [ 1348.567170][ T32] r4:00000000 [ 1348.567193][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1348.567276][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.567332][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.567405][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f5f00 [ 1348.567432][ T32] r4:00000000 [ 1348.567453][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.567510][ T32] r9:83018205 r8:8597d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 [ 1348.567584][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.567634][ T32] r5:00001000 r4:ec7f7000 [ 1348.567655][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.567694][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.567735][ T32] r5:858db38c r4:858db000 [ 1348.567779][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.567829][ T32] r7:ddde2d80 r6:83018200 r5:858db38c r4:858f0780 [ 1348.567850][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.567946][ T32] r10:61c88647 r9:8597d400 r8:858f07ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.567975][ T32] r4:858f0780 [ 1348.568006][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.568103][ T32] r10:00000000 r9:858f0780 r8:80287e08 r7:ec7e5e60 r6:858f0a00 r5:8597d400 [ 1348.568206][ T32] r4:00000001 [ 1348.568228][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.568266][ T32] Exception stack(0xec7c9fb0 to 0xec7c9ff8) [ 1348.568292][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.568348][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.568438][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.568593][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.568659][ T32] r4:858f5fc0 [ 1348.568957][ T32] INFO: task kworker/1:351:5881 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1348.569021][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.569083][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.569306][ T32] Call trace: [ 1348.569440][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.569496][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 4 printk messages dropped ** [ 1348.569654][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 ** 9 printk messages dropped ** [ 1348.570059][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1348.570407][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1348.601594][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1348.601877][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.602328][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.602854][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1348.603410][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1348.603589][ T32] r5:858db78c r4:858db400 ** 3 printk messages dropped ** [ 1348.603754][ T32] r10:61c88647 r9:85970000 r8:858f08ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1348.604051][ T32] r4:85291000 ** 2 printk messages dropped ** [ 1348.604766][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1348.605198][ T32] 9d20: bf1a3000 edb95000 00000001 80239b98 7f53b000 00000001 ** 9 printk messages dropped ** [ 1348.605696][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 7 printk messages dropped ** [ 1348.606039][ T32] r5:84b4d38c r4:84b4d000 [ 1348.606060][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.606149][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1348.606176][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.606227][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.606253][ T32] r4:84bc7b80 [ 1348.606298][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.606395][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1348.606423][ T32] r4:00000001 [ 1348.606445][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.606567][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1348.606600][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.606630][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.606658][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.606711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.606762][ T32] r4:84bcf980 [ 1348.606788][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.606832][ T32] INFO: task kworker/1:353:5886 blocked for more than 475 seconds. [ 1348.606866][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.606917][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.606942][ T32] task:kworker/1:353 state:D stack:0 pid:5886 tgid:5886 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.607104][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.607177][ T32] Call trace: [ 1348.607210][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1348.607287][ T32] r10:8291a684 r9:ec805d84 r8:00000002 r7:60000113 r6:ec805d8c r5:85971800 [ 1348.607321][ T32] r4:85971800 [ 1348.607343][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1348.607394][ T32] r5:85971800 r4:8291a680 [ 1348.607417][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.607481][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.607530][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec805e08 [ 1348.607556][ T32] r4:00000000 [ 1348.607576][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1348.607611][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.607652][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.607693][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852912c0 [ 1348.607717][ T32] r4:00000000 [ 1348.607753][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.607803][ T32] r9:83018205 r8:85971800 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 [ 1348.607853][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.607899][ T32] r5:00001000 r4:eb1f3000 [ 1348.607937][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.607981][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.608073][ T32] r5:858dbb8c r4:858db800 [ 1348.608104][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.608177][ T32] r7:ddde2d80 r6:83018200 r5:858dbb8c r4:858f0980 [ 1348.608230][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.608369][ T32] r10:61c88647 r9:85971800 r8:858f09ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.608401][ T32] r4:858f0980 [ 1348.608421][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.608470][ T32] r10:00000000 r9:858f0980 r8:80287e08 r7:ec7e5e60 r6:858f0c00 r5:85971800 [ 1348.608496][ T32] r4:00000001 [ 1348.608577][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.608641][ T32] Exception stack(0xec805fb0 to 0xec805ff8) [ 1348.608676][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.608732][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.608843][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.608882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.608907][ T32] r4:85291140 [ 1348.609186][ T32] INFO: task kworker/1:353:5886 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1348.609248][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.609335][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.609386][ T32] Call trace: [ 1348.609446][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.609504][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1348.609553][ T32] r4:00000000 [ 1348.609582][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.609626][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1348.609680][ T32] 9d20: bf1a3000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1348.609788][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1348.609825][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.609852][ T32] r5:80070013 r4:80239bb0 [ 1348.609899][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.609948][ T32] r4:82ac21e4 [ 1348.609971][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.610039][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1348.610068][ T32] r4:e0539dc0 ** 1 printk messages dropped ** [ 1348.610133][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 9 printk messages dropped ** [ 1348.630978][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 ** 7 printk messages dropped ** [ 1348.631353][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) ** 6 printk messages dropped ** [ 1348.631611][ T32] INFO: task kworker/1:354:5887 blocked for more than 475 seconds. ** 7 printk messages dropped ** [ 1348.632005][ T32] r4:85972400 ** 5 printk messages dropped ** [ 1348.632223][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1348.632455][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1348.632824][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1348.632941][ T32] r7:ddde2d80 r6:83018200 r5:8531838c r4:858f0a80 ** 4 printk messages dropped ** [ 1348.633295][ T32] r10:00000000 r9:858f0a80 r8:80287e08 r7:ec7e5e60 r6:858f0b80 r5:85972400 ** 9 printk messages dropped ** [ 1348.634095][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1348.634571][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1348.635026][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1348.635471][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1348.635673][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1348.635929][ T32] Call trace: ** 6 printk messages dropped ** [ 1348.636182][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1348.636498][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85291ac0 [ 1348.636546][ T32] r4:00000000 [ 1348.636570][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.636642][ T32] r9:83018205 r8:85973000 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1348.636667][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.636711][ T32] r5:00001000 r4:eb695000 [ 1348.636731][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.636771][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.636838][ T32] r5:85318b8c r4:85318800 [ 1348.636869][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.636916][ T32] r7:ddde2d80 r6:83018200 r5:85318b8c r4:858f0c80 [ 1348.636937][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.636984][ T32] r10:61c88647 r9:85973000 r8:858f0cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.637006][ T32] r4:858f0c80 [ 1348.637029][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.637076][ T32] r10:00000000 r9:858f0c80 r8:80287e08 r7:ec809e60 r6:858f0d80 r5:85973000 [ 1348.637098][ T32] r4:00000001 [ 1348.637117][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.637152][ T32] Exception stack(0xec80dfb0 to 0xec80dff8) [ 1348.637202][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.637236][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.637264][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.637292][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.637323][ T32] r4:85291640 [ 1348.637620][ T32] INFO: task kworker/1:355:5890 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1348.637660][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.637793][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.637842][ T32] Call trace: [ 1348.637926][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.638008][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1348.638036][ T32] r4:00000000 [ 1348.638057][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.638099][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1348.638128][ T32] 9d20: bf2f6000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1348.638156][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1348.638182][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.638204][ T32] r5:80070013 r4:80239bb0 [ 1348.638268][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.638327][ T32] r4:82ac21e4 [ 1348.638348][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.638391][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1348.638441][ T32] r4:e0539dc0 [ 1348.638549][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.638595][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1348.638642][ T32] r4:00000000 [ 1348.638666][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.638714][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1348.638762][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.638808][ T32] r5:00001000 r4:e033d000 [ 1348.638852][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.638925][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.639007][ T32] r5:84b4d38c r4:84b4d000 [ 1348.639103][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.639160][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1348.639184][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.639233][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1348.639456][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 9 printk messages dropped ** [ 1348.639814][ T32] INFO: task kworker/1:356:5891 blocked for more than 475 seconds. ** 8 printk messages dropped ** [ 1348.640185][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1348.659228][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852918c0 ** 7 printk messages dropped ** [ 1348.659529][ T32] r5:8531878c r4:85318400 ** 1 printk messages dropped ** [ 1348.659619][ T32] r7:ddde2d80 r6:83018200 r5:8531878c r4:858f0e00 ** 5 printk messages dropped ** [ 1348.659804][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1348.660150][ T32] r4:85291100 ** 2 printk messages dropped ** [ 1348.677022][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.677618][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 ** 8 printk messages dropped ** [ 1348.677996][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 9 printk messages dropped ** [ 1348.678528][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 ** 5 printk messages dropped ** [ 1348.678892][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1348.679062][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.679540][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.680025][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1348.680517][ T32] r9:83018205 r8:85974800 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 ** 4 printk messages dropped ** [ 1348.686664][ T32] r5:85318f8c r4:85318c00 ** 3 printk messages dropped ** [ 1348.686892][ T32] r10:61c88647 r9:85974800 r8:850d7fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1348.687271][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.688164][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 8 printk messages dropped ** [ 1348.688486][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1348.688723][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1348.689029][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1348.689238][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1348.689260][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.689337][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.689388][ T32] r4:84bc7b80 [ 1348.689440][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.689491][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1348.689541][ T32] r4:00000001 [ 1348.689608][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.689654][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1348.689706][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.689833][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.689888][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.689920][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.689943][ T32] r4:84bcf980 [ 1348.689964][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.689997][ T32] INFO: task kworker/1:358:5897 blocked for more than 475 seconds. [ 1348.690054][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.690114][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.690195][ T32] task:kworker/1:358 state:D stack:0 pid:5897 tgid:5897 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.690272][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.690458][ T32] Call trace: [ 1348.703616][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1348.703701][ T32] r10:8291a684 r9:ec81dd84 r8:00000002 r7:60000013 r6:ec81dd8c r5:85976000 [ 1348.703728][ T32] r4:85976000 [ 1348.703749][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1348.703795][ T32] r5:85976000 r4:8291a680 [ 1348.703822][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.703864][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.703931][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec81de08 [ 1348.703959][ T32] r4:00000000 [ 1348.703979][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1348.704016][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.704055][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.704120][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85291f80 [ 1348.704219][ T32] r4:00000000 [ 1348.704242][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.704297][ T32] r9:83018205 r8:85976000 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1348.704322][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.704407][ T32] r5:00001000 r4:eb891000 [ 1348.704431][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.704496][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.704543][ T32] r5:8531938c r4:85319000 [ 1348.704564][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.704629][ T32] r7:ddde2d80 r6:83018200 r5:8531938c r4:858e9f80 [ 1348.704678][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.704777][ T32] r10:61c88647 r9:85976000 r8:858e9fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.704827][ T32] r4:858e9f80 [ 1348.704856][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.705022][ T32] r10:00000000 r9:858e9f80 r8:80287e08 r7:ec815e60 r6:858f0e80 r5:85976000 [ 1348.705050][ T32] r4:00000001 [ 1348.705131][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.705230][ T32] Exception stack(0xec81dfb0 to 0xec81dff8) [ 1348.705265][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.705300][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.705333][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.705392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.705444][ T32] r4:85291ec0 [ 1348.705883][ T32] INFO: task kworker/1:358:5897 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1348.705926][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.705997][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.706045][ T32] Call trace: [ 1348.706076][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) ** 1 printk messages dropped ** [ 1348.706156][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1348.706333][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1348.706547][ T32] r4:e0539dc0 ** 4 printk messages dropped ** [ 1348.706797][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 ** 9 printk messages dropped ** [ 1348.707296][ T32] r4:84bc7b80 ** 4 printk messages dropped ** [ 1348.707550][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) ** 7 printk messages dropped ** [ 1348.707784][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 7 printk messages dropped ** [ 1348.708243][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1348.708799][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85292640 ** 7 printk messages dropped ** [ 1348.709075][ T32] r5:85319b8c r4:85319800 ** 1 printk messages dropped ** [ 1348.709190][ T32] r7:ddde2d80 r6:83018200 r5:85319b8c r4:85293080 ** 5 printk messages dropped ** [ 1348.709416][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1348.709565][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1348.710275][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1348.730939][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff ** 8 printk messages dropped ** [ 1348.731490][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1348.731869][ T32] r5:84b4d38c r4:84b4d000 ** 6 printk messages dropped ** [ 1348.732162][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 7 printk messages dropped ** [ 1348.732584][ T32] r4:84bcf980 ** 4 printk messages dropped ** [ 1348.732730][ T32] task:kworker/0:1018 state:D stack:0 pid:5901 tgid:5901 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1348.733387][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1348.733618][ T32] r5:00001000 r4:ec313000 [ 1348.733638][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.733678][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.733720][ T32] r5:8490578c r4:84905400 [ 1348.733830][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.734145][ T32] r7:dddced80 r6:83018000 r5:8490578c r4:85855d80 [ 1348.734169][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.734217][ T32] r10:61c88647 r9:85976c00 r8:85855dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.734239][ T32] r4:85855d80 [ 1348.734258][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.734310][ T32] r10:00000000 r9:85855d80 r8:80287e08 r7:ec775e60 r6:85293100 r5:85976c00 [ 1348.734430][ T32] r4:00000001 [ 1348.734453][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.734489][ T32] Exception stack(0xec829fb0 to 0xec829ff8) [ 1348.734518][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.734546][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.734571][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.734610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.734636][ T32] r4:852b3080 [ 1348.735039][ T32] INFO: task kworker/0:1018:5901 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1348.735101][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.735185][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.735248][ T32] Call trace: [ 1348.735282][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.735344][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1348.735392][ T32] r4:00000000 [ 1348.735417][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.735462][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1348.735491][ T32] 9d20: c002d000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1348.735518][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1348.735568][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.735665][ T32] r5:80070013 r4:80239bb0 [ 1348.735689][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 15 printk messages dropped ** [ 1348.736316][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 ** 15 printk messages dropped ** [ 1348.736889][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 11 printk messages dropped ** [ 1348.737770][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec831e08 ** 12 printk messages dropped ** [ 1348.738195][ T32] r5:8531978c r4:85319400 ** 6 printk messages dropped ** [ 1348.738492][ T32] r10:00000000 r9:85293180 r8:80287e08 r7:ec819e60 r6:85293200 r5:8597e000 ** 16 printk messages dropped ** [ 1348.739628][ T32] Exception stack(0xe0539d28 to 0xe0539d70) ** 13 printk messages dropped ** [ 1348.740232][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 ** 16 printk messages dropped ** [ 1348.766991][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1348.767705][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1348.768555][ T32] r5:8592c38c r4:8592c000 ** 7 printk messages dropped ** [ 1348.768885][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1348.769726][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1348.770092][ T32] 9d20: c02e6000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1348.770127][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1348.770153][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.770177][ T32] r5:80070013 r4:80239bb0 [ 1348.770198][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.770242][ T32] r4:82ac21e4 [ 1348.770263][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.770327][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1348.770356][ T32] r4:e0539dc0 [ 1348.770375][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.770465][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1348.784259][ T32] r4:00000000 [ 1348.784349][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.784452][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1348.784480][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.784550][ T32] r5:00001000 r4:e033d000 [ 1348.784612][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.784661][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.784706][ T32] r5:84b4d38c r4:84b4d000 [ 1348.784727][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.784776][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1348.784797][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.784845][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.784872][ T32] r4:84bc7b80 [ 1348.784902][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.785013][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1348.785040][ T32] r4:00000001 [ 1348.785083][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.785221][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1348.785281][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1348.785512][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 12 printk messages dropped ** [ 1348.786389][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1348.786949][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1348.787166][ T32] r10:61c88647 r9:85980000 r8:8529332c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 16 printk messages dropped ** [ 1348.788298][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 16 printk messages dropped ** [ 1348.789075][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 ** 16 printk messages dropped ** [ 1348.790002][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 18 printk messages dropped ** [ 1348.803106][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1348.803564][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1348.803985][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1348.804729][ T32] Workqueue: events bpf_prog_free_deferred ** 10 printk messages dropped ** [ 1348.805241][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.805282][ T32] r4:82ac21e4 [ 1348.805308][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.805353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1348.805376][ T32] r4:e0539dc0 [ 1348.805394][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.805435][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1348.805504][ T32] r4:00000000 [ 1348.805528][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.805574][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1348.805596][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.805637][ T32] r5:00001000 r4:e033d000 [ 1348.805657][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.805696][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.805737][ T32] r5:84b4d38c r4:84b4d000 [ 1348.805783][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.805833][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1348.805879][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.805930][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.805955][ T32] r4:84bc7b80 [ 1348.805994][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1348.806362][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1348.807076][ T32] r5:85981800 r4:8291a680 ** 9 printk messages dropped ** [ 1348.807643][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1348.808098][ T32] r7:ddde2d80 r6:83018200 r5:8531a78c r4:85293500 ** 14 printk messages dropped ** [ 1348.809052][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.809143][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.809268][ T32] Call trace: [ 1348.809450][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.809504][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1348.809527][ T32] r4:00000000 [ 1348.809546][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.809586][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1348.809614][ T32] 9d20: c0689000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1348.809642][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1348.809667][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1348.809690][ T32] r5:80070013 r4:80239bb0 [ 1348.809739][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.809785][ T32] r4:82ac21e4 [ 1348.809806][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 7 printk messages dropped ** [ 1348.810267][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 16 printk messages dropped ** [ 1348.832928][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1348.834089][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1348.834951][ T32] r5:8531ab8c r4:8531a800 ** 4 printk messages dropped ** [ 1348.835281][ T32] r4:85293680 ** 12 printk messages dropped ** [ 1348.836993][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1348.837892][ T32] r4:e0539dc0 ** 3 printk messages dropped ** [ 1348.838120][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.838194][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1348.838229][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.838372][ T32] r5:00001000 r4:e033d000 [ 1348.838409][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.838476][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.838549][ T32] r5:84b4d38c r4:84b4d000 [ 1348.838583][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.838699][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1348.838737][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.838813][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.838850][ T32] r4:84bc7b80 [ 1348.839013][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.839093][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1348.839363][ T32] r4:00000001 [ 1348.839399][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 11 printk messages dropped ** [ 1348.840280][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1348.877077][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1348.877618][ T32] r5:8531af8c r4:8531ac00 ** 3 printk messages dropped ** [ 1348.878081][ T32] r10:61c88647 r9:85983000 r8:852935ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.878451][ T32] r4:85293580 [ 1348.878489][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.878573][ T32] r10:00000000 r9:85293580 r8:80287e08 r7:ec83de60 r6:85293880 r5:85983000 [ 1348.878764][ T32] r4:00000001 [ 1348.878800][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.878879][ T32] Exception stack(0xec841fb0 to 0xec841ff8) [ 1348.878932][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1348.892007][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 18 printk messages dropped ** [ 1348.893752][ T32] r5:00001000 r4:e033d000 ** 9 printk messages dropped ** [ 1348.895335][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 17 printk messages dropped ** [ 1348.897694][ T32] r4:85983c00 ** 7 printk messages dropped ** [ 1348.898463][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1348.900421][ T32] r5:8531b38c r4:8531b000 ** 3 printk messages dropped ** [ 1348.939797][ T32] r10:61c88647 r9:85983c00 r8:8529372c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 15 printk messages dropped ** [ 1348.946323][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) ** 18 printk messages dropped ** [ 1348.948230][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 20 printk messages dropped ** [ 1348.949516][ T32] INFO: task kworker/1:367:5919 blocked for more than 475 seconds. ** 17 printk messages dropped ** [ 1348.967204][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852920c0 ** 12 printk messages dropped ** [ 1348.967963][ T32] r4:85293800 ** 12 printk messages dropped ** [ 1348.969793][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1348.981729][ T32] r4:e0539dc0 [ 1348.981773][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.981897][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1348.981958][ T32] r4:00000000 [ 1348.982025][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.982137][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1348.982209][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.982290][ T32] r5:00001000 r4:e033d000 [ 1348.982356][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.982425][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.982495][ T32] r5:84b4d38c r4:84b4d000 [ 1348.982528][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.982611][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1348.982645][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.982722][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.982758][ T32] r4:84bc7b80 [ 1348.982790][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.982864][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1348.982900][ T32] r4:00000001 [ 1348.982952][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.983021][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1348.983071][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.983118][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.983161][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1348.983615][ T32] task:kworker/1:368 state:D stack:0 pid:5921 tgid:5921 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 22 printk messages dropped ** [ 1348.985204][ T32] r5:8531bb8c r4:8531b800 ** 3 printk messages dropped ** [ 1348.985489][ T32] r10:61c88647 r9:85985400 r8:85293a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 15 printk messages dropped ** [ 1348.987458][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) ** 17 printk messages dropped ** [ 1348.988665][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 ** 14 printk messages dropped ** [ 1348.989834][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) ** 10 printk messages dropped ** [ 1349.021211][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1349.022393][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1349.022857][ T32] r5:8531bf8c r4:8531bc00 ** 10 printk messages dropped ** [ 1349.023580][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1349.025299][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.025338][ T32] r5:80070013 r4:80239bb0 [ 1349.025405][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.025475][ T32] r4:82ac21e4 [ 1349.025509][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.025610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1349.025675][ T32] r4:e0539dc0 [ 1349.025709][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.025778][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1349.025837][ T32] r4:00000000 [ 1349.025896][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.025974][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1349.026010][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.026078][ T32] r5:00001000 r4:e033d000 [ 1349.026110][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.026174][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.026242][ T32] r5:84b4d38c r4:84b4d000 [ 1349.026274][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.026378][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1349.026417][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.026495][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.026532][ T32] r4:84bc7b80 [ 1349.026569][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.026645][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 2 printk messages dropped ** [ 1349.026769][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) ** 6 printk messages dropped ** [ 1349.027135][ T32] INFO: task kworker/1:370:5925 blocked for more than 475 seconds. ** 7 printk messages dropped ** [ 1349.027655][ T32] r4:85986c00 ** 3 printk messages dropped ** [ 1349.027910][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1349.028386][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1349.028639][ T32] r5:00001000 r4:ec859000 ** 2 printk messages dropped ** [ 1349.028818][ T32] r5:852c838c r4:852c8000 [ 1349.028850][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1349.029069][ T32] r10:61c88647 r9:85986c00 r8:85293c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.029129][ T32] r4:85293c00 [ 1349.029163][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.029238][ T32] r10:00000000 r9:85293c00 r8:80287e08 r7:ec851e60 r6:85293d00 r5:85986c00 [ 1349.029276][ T32] r4:00000001 [ 1349.029309][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.029388][ T32] Exception stack(0xec855fb0 to 0xec855ff8) [ 1349.029442][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.029488][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.029534][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.029587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.029625][ T32] r4:858be240 [ 1349.030060][ T32] INFO: task kworker/1:370:5925 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1349.030115][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.030202][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.030286][ T32] Call trace: [ 1349.030337][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.030431][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1349.054049][ T32] r4:00000000 [ 1349.054171][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.054279][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1349.054335][ T32] 9d20: c243f000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1349.054399][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1349.054445][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.054509][ T32] r5:80070013 r4:80239bb0 [ 1349.054551][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.054624][ T32] r4:82ac21e4 [ 1349.054657][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.054727][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1349.054763][ T32] r4:e0539dc0 [ 1349.054801][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.054871][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1349.054920][ T32] r4:00000000 [ 1349.054955][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.055075][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1349.055116][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.055190][ T32] r5:00001000 r4:e033d000 [ 1349.055224][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.055289][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.055374][ T32] r5:84b4d38c r4:84b4d000 [ 1349.055430][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.055535][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1349.055588][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.055668][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.055704][ T32] r4:84bc7b80 [ 1349.055736][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.055813][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1349.055849][ T32] r4:00000001 [ 1349.055880][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.055938][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1349.055982][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.056051][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.056110][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.056165][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.056252][ T32] r4:84bcf980 [ 1349.056311][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.056392][ T32] INFO: task kworker/1:371:5927 blocked for more than 475 seconds. [ 1349.056446][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.056486][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.056521][ T32] task:kworker/1:371 state:D stack:0 pid:5927 tgid:5927 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.056619][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.056713][ T32] Call trace: [ 1349.056837][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1349.057178][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1349.057594][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.057904][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.057971][ T32] r5:852c878c r4:852c8400 [ 1349.058011][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1349.058268][ T32] r10:61c88647 r9:85988000 r8:85293b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1349.058659][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1349.059708][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.059807][ T32] Call trace: [ 1349.059882][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.059970][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1349.060009][ T32] r4:00000000 [ 1349.060086][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.060154][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1349.060223][ T32] 9d20: c243f000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1349.060291][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1349.060363][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.060429][ T32] r5:80070013 r4:80239bb0 [ 1349.081048][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.081256][ T32] r4:82ac21e4 [ 1349.081307][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.081396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1349.081450][ T32] r4:e0539dc0 [ 1349.081493][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.081710][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1349.081767][ T32] r4:00000000 [ 1349.081809][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.081902][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1349.081965][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.082085][ T32] r5:00001000 r4:e033d000 [ 1349.082200][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.082300][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.082398][ T32] r5:84b4d38c r4:84b4d000 [ 1349.082441][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.082544][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1349.082604][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.082708][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.082778][ T32] r4:84bc7b80 [ 1349.082851][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.082948][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1349.082994][ T32] r4:00000001 [ 1349.083037][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.083112][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1349.083187][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.083246][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.083302][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1349.083549][ T32] INFO: task kworker/1:372:5929 blocked for more than 475 seconds. ** 6 printk messages dropped ** [ 1349.084204][ T32] r10:8291a684 r9:ec865d84 r8:00000002 r7:60000013 r6:ec865d8c r5:85988c00 ** 8 printk messages dropped ** [ 1349.084825][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1349.085377][ T32] r5:00001000 r4:ec86d000 ** 2 printk messages dropped ** [ 1349.085596][ T32] r5:852c8b8c r4:852c8800 [ 1349.085638][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1349.085978][ T32] r10:61c88647 r9:85988c00 r8:85293eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1349.086396][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1349.087545][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1349.087947][ T32] Exception stack(0xe0539d28 to 0xe0539d70) ** 5 printk messages dropped ** [ 1349.088403][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1349.088779][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1349.088950][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1349.089149][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.089233][ T32] r5:84b4d38c r4:84b4d000 [ 1349.089274][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.089370][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1349.089415][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.089509][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.089564][ T32] r4:84bc7b80 [ 1349.089603][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.089734][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1349.089787][ T32] r4:00000001 [ 1349.089829][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.089902][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1349.089960][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.090016][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.090068][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.090125][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.090176][ T32] r4:84bcf980 [ 1349.090218][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.090316][ T32] INFO: task kworker/1:373:5931 blocked for more than 475 seconds. [ 1349.090384][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.121154][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.121312][ T32] task:kworker/1:373 state:D stack:0 pid:5931 tgid:5931 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.121444][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.121591][ T32] Call trace: [ 1349.121709][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1349.121834][ T32] r10:8291a684 r9:ec871d84 r8:00000002 r7:60000113 r6:ec871d8c r5:85989800 [ 1349.121895][ T32] r4:85989800 [ 1349.121937][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1349.122021][ T32] r5:85989800 r4:8291a680 [ 1349.122063][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1349.122248][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec871e08 ** 7 printk messages dropped ** [ 1349.122841][ T32] r9:83018205 r8:85989800 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 ** 4 printk messages dropped ** [ 1349.123206][ T32] r5:852c8f8c r4:852c8c00 [ 1349.123260][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1349.123493][ T32] r10:61c88647 r9:85989800 r8:858f0fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1349.124054][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1349.125438][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1349.125780][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1349.126205][ T32] r4:e0539dc0 ** 5 printk messages dropped ** [ 1349.126578][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1349.127282][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.127388][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1349.127440][ T32] r4:00000001 [ 1349.127483][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.127567][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1349.127628][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.127693][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.127752][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.127815][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.127863][ T32] r4:84bcf980 [ 1349.127907][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.127962][ T32] INFO: task kworker/1:374:5933 blocked for more than 475 seconds. [ 1349.128023][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.128075][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.128116][ T32] task:kworker/1:374 state:D stack:0 pid:5933 tgid:5933 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.128209][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.128349][ T32] Call trace: [ 1349.128444][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1349.128555][ T32] r10:8291a684 r9:ec879d84 r8:00000002 r7:60000113 r6:ec879d8c r5:8598a400 [ 1349.128604][ T32] r4:8598a400 [ 1349.128651][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1349.128739][ T32] r5:8598a400 r4:8291a680 [ 1349.128804][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.128891][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.128980][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec879e08 [ 1349.129029][ T32] r4:00000000 [ 1349.129081][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1349.129152][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.129224][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.129313][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858be9c0 [ 1349.129363][ T32] r4:00000000 [ 1349.129405][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.129494][ T32] r9:83018205 r8:8598a400 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1349.129547][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.129635][ T32] r5:00001000 r4:ec881000 [ 1349.129676][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.129753][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.129834][ T32] r5:852c938c r4:852c9000 [ 1349.129875][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.129991][ T32] r7:ddde2d80 r6:83018200 r5:852c938c r4:85293f00 [ 1349.130043][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.130134][ T32] r10:61c88647 r9:8598a400 r8:85293f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.130180][ T32] r4:85293f00 [ 1349.130243][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.130367][ T32] r10:00000000 r9:85293f00 r8:80287e08 r7:ec871e60 r6:85293f80 r5:8598a400 [ 1349.130425][ T32] r4:00000001 [ 1349.157571][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.157758][ T32] Exception stack(0xec879fb0 to 0xec879ff8) [ 1349.157962][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.158018][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.158064][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.158115][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.158153][ T32] r4:858be7c0 [ 1349.158853][ T32] INFO: task kworker/1:374:5933 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1349.158915][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.159023][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.159102][ T32] Call trace: [ 1349.159154][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.159349][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1349.159394][ T32] r4:00000000 [ 1349.159427][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.159491][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1349.159542][ T32] 9d20: c2eac000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1349.159634][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1349.159681][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.159721][ T32] r5:80070013 r4:80239bb0 [ 1349.159754][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.159927][ T32] r4:82ac21e4 [ 1349.159965][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1349.160072][ T32] r4:e0539dc0 ** 4 printk messages dropped ** [ 1349.160359][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 ** 7 printk messages dropped ** [ 1349.174367][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1349.174872][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1349.175274][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1349.176112][ T32] r5:8598b000 r4:8291a680 ** 4 printk messages dropped ** [ 1349.176496][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) ** 6 printk messages dropped ** [ 1349.177147][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1349.177625][ T32] r5:852c978c r4:852c9400 [ 1349.177670][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.177748][ T32] r7:ddde2d80 r6:83018200 r5:852c978c r4:850e8000 [ 1349.177784][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.177861][ T32] r10:61c88647 r9:8598b000 r8:850e802c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.177924][ T32] r4:850e8000 [ 1349.177959][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.178034][ T32] r10:00000000 r9:850e8000 r8:80287e08 r7:ec879e60 r6:850e8180 r5:8598b000 [ 1349.178098][ T32] r4:00000001 [ 1349.178133][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.178193][ T32] Exception stack(0xec88dfb0 to 0xec88dff8) [ 1349.178265][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.178318][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.178362][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.178410][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.178448][ T32] r4:858beac0 [ 1349.179125][ T32] INFO: task kworker/1:375:5934 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1349.179181][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.179275][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.179423][ T32] Call trace: [ 1349.179517][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.179611][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1349.179649][ T32] r4:00000000 [ 1349.179814][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.179883][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1349.179930][ T32] 9d20: c315d000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1349.179977][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1349.180020][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.180132][ T32] r5:80070013 r4:80239bb0 [ 1349.180170][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.180236][ T32] r4:82ac21e4 [ 1349.180269][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.180369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1349.180411][ T32] r4:e0539dc0 [ 1349.180524][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.195355][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1349.195429][ T32] r4:00000000 [ 1349.195466][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.195584][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1349.195620][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.195694][ T32] r5:00001000 r4:e033d000 [ 1349.195727][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.195790][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.195859][ T32] r5:84b4d38c r4:84b4d000 [ 1349.195907][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.195991][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1349.196026][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.196117][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.196159][ T32] r4:84bc7b80 [ 1349.196192][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.196293][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1349.196365][ T32] r4:00000001 [ 1349.196400][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.196487][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1349.196545][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.196593][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.196638][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.196686][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.196722][ T32] r4:84bcf980 [ 1349.196759][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.196804][ T32] INFO: task kworker/1:376:5936 blocked for more than 475 seconds. [ 1349.196854][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.196894][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.196930][ T32] task:kworker/1:376 state:D stack:0 pid:5936 tgid:5936 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.197094][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.197171][ T32] Call trace: [ 1349.197223][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1349.197309][ T32] r10:8291a684 r9:ec895d84 r8:00000002 r7:60000013 r6:ec895d8c r5:8598bc00 [ 1349.197347][ T32] r4:8598bc00 [ 1349.197380][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1349.197506][ T32] r5:8598bc00 r4:8291a680 [ 1349.197547][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.197612][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.197683][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec895e08 [ 1349.198132][ T32] r4:00000000 [ 1349.198237][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1349.198305][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.198364][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.198474][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b95000 [ 1349.198517][ T32] r4:00000000 [ 1349.198554][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.198628][ T32] r9:83018205 r8:8598bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0bd000 [ 1349.198662][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.198728][ T32] r5:00001000 r4:ec8b1000 [ 1349.198801][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.198871][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.198998][ T32] r5:852ca38c r4:852ca000 [ 1349.199108][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.199185][ T32] r7:ddde2d80 r6:83018200 r5:852ca38c r4:850e8080 [ 1349.199219][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.199296][ T32] r10:61c88647 r9:8598bc00 r8:850e80ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.199334][ T32] r4:850e8080 [ 1349.199365][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.199510][ T32] r10:00000000 r9:850e8080 r8:80287e08 r7:ec88de60 r6:850e8100 r5:8598bc00 [ 1349.199615][ T32] r4:00000001 [ 1349.199652][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.199711][ T32] Exception stack(0xec895fb0 to 0xec895ff8) [ 1349.199757][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.199804][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.199847][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.199895][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.199931][ T32] r4:858be980 ** 1 printk messages dropped ** [ 1349.218813][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.218998][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.219133][ T32] Call trace: [ 1349.219216][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.219343][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1349.219396][ T32] r4:00000000 [ 1349.219443][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.219528][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1349.219600][ T32] 9d20: c3510000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1349.219667][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1349.219723][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.219773][ T32] r5:80070013 r4:80239bb0 [ 1349.219815][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.219898][ T32] r4:82ac21e4 [ 1349.219956][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.220046][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1349.220093][ T32] r4:e0539dc0 [ 1349.220138][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.220223][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1349.220269][ T32] r4:00000000 [ 1349.220315][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.228313][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1349.228480][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.228619][ T32] r5:00001000 r4:e033d000 ** 4 printk messages dropped ** [ 1349.228974][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 ** 4 printk messages dropped ** [ 1349.229372][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 9 printk messages dropped ** [ 1349.230131][ T32] INFO: task kworker/1:377:5939 blocked for more than 475 seconds. ** 7 printk messages dropped ** [ 1349.245891][ T32] r4:84add400 ** 3 printk messages dropped ** [ 1349.246215][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1349.246851][ T32] r9:83018205 r8:84add400 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 ** 4 printk messages dropped ** [ 1349.247184][ T32] r5:852c9b8c r4:852c9800 [ 1349.247225][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.247324][ T32] r7:ddde2d80 r6:83018200 r5:852c9b8c r4:850e8200 [ 1349.247385][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.247485][ T32] r10:61c88647 r9:84add400 r8:850e822c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.247533][ T32] r4:850e8200 [ 1349.247586][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.247703][ T32] r10:00000000 r9:850e8200 r8:80287e08 r7:ec895e60 r6:85857080 r5:84add400 [ 1349.247781][ T32] r4:00000001 [ 1349.247829][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.247911][ T32] Exception stack(0xec8a9fb0 to 0xec8a9ff8) [ 1349.247971][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.248030][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.248089][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.248166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.248219][ T32] r4:858bee00 [ 1349.249014][ T32] INFO: task kworker/1:377:5939 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1349.249114][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.249270][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.249366][ T32] Call trace: [ 1349.249435][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.249551][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1349.249605][ T32] r4:00000000 [ 1349.249651][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.249736][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1349.249796][ T32] 9d20: c3937000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1349.249860][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1349.249916][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.249985][ T32] r5:80070013 r4:80239bb0 [ 1349.250052][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.250145][ T32] r4:82ac21e4 [ 1349.250192][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.250287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1349.250353][ T32] r4:e0539dc0 [ 1349.250402][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.260920][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1349.261085][ T32] r4:00000000 [ 1349.261143][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.261272][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1349.261327][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.261422][ T32] r5:00001000 r4:e033d000 [ 1349.261469][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.261578][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.261697][ T32] r5:84b4d38c r4:84b4d000 [ 1349.261765][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1349.262029][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1349.262664][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1349.263235][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1349.263858][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1349.264321][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.264741][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.264824][ T32] r5:852c9f8c r4:852c9c00 ** 1 printk messages dropped ** [ 1349.264960][ T32] r7:ddde2d80 r6:83018200 r5:852c9f8c r4:850e8300 ** 6 printk messages dropped ** [ 1349.265401][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.265481][ T32] Exception stack(0xec8b9fb0 to 0xec8b9ff8) [ 1349.265536][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.265613][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.265672][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.265733][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.265780][ T32] r4:858befc0 [ 1349.266517][ T32] INFO: task kworker/1:378:5941 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1349.266623][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.266751][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.266840][ T32] Call trace: [ 1349.266904][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.267010][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1349.267059][ T32] r4:00000000 [ 1349.267126][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.267226][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1349.267332][ T32] 9d20: c3937000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1349.267422][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1349.267483][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.267537][ T32] r5:80070013 r4:80239bb0 [ 1349.267590][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.267696][ T32] r4:82ac21e4 [ 1349.267747][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.267851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1349.267914][ T32] r4:e0539dc0 [ 1349.267967][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.268054][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1349.268108][ T32] r4:00000000 [ 1349.268156][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.268250][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1349.268309][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.268431][ T32] r5:00001000 r4:e033d000 [ 1349.268478][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.268588][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.268685][ T32] r5:84b4d38c r4:84b4d000 [ 1349.268728][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1349.269221][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 5 printk messages dropped ** [ 1349.269672][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1349.270244][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1349.294709][ T32] r5:84adec00 r4:8291a680 ** 4 printk messages dropped ** [ 1349.295052][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1349.295714][ T32] r5:00001000 r4:ec8c3000 ** 2 printk messages dropped ** [ 1349.295953][ T32] r5:852ca78c r4:852ca400 [ 1349.295995][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1349.296255][ T32] r10:61c88647 r9:84adec00 r8:850e842c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.296324][ T32] r4:850e8400 [ 1349.296405][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.296510][ T32] r10:00000000 r9:850e8400 r8:80287e08 r7:ec895e60 r6:85857180 r5:84adec00 [ 1349.296618][ T32] r4:00000001 [ 1349.296682][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.296782][ T32] Exception stack(0xec8c1fb0 to 0xec8c1ff8) [ 1349.296855][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.296918][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.296974][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.297038][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.297087][ T32] r4:84b950c0 [ 1349.297844][ T32] INFO: task kworker/1:379:5942 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1349.297945][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.298100][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.298204][ T32] Call trace: [ 1349.298275][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.298388][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1349.298442][ T32] r4:00000000 [ 1349.298490][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.298584][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1349.298646][ T32] 9d20: c3d4d000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1349.298706][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1349.298782][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.298880][ T32] r5:80070013 r4:80239bb0 [ 1349.298934][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.299025][ T32] r4:82ac21e4 [ 1349.299087][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.299186][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1349.299260][ T32] r4:e0539dc0 [ 1349.299310][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.299397][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1349.299465][ T32] r4:00000000 [ 1349.299518][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.299920][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1349.300054][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.300190][ T32] r5:00001000 r4:e033d000 [ 1349.300255][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.300383][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.321061][ T32] r5:84b4d38c r4:84b4d000 [ 1349.321136][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.321262][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1349.321315][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.321429][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.321497][ T32] r4:84bc7b80 [ 1349.321565][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.321683][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1349.321756][ T32] r4:00000001 [ 1349.321804][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.321884][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1349.321948][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.322061][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.322142][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.322218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1349.322402][ T32] INFO: task kworker/1:380:5944 blocked for more than 475 seconds. ** 6 printk messages dropped ** [ 1349.322989][ T32] r10:8291a684 r9:ec8cdd84 r8:00000002 r7:60000013 r6:ec8cdd8c r5:84adc800 ** 7 printk messages dropped ** [ 1349.323501][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) ** 6 printk messages dropped ** [ 1349.324091][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1349.324465][ T32] r5:852cb38c r4:852cb000 [ 1349.324506][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1349.324780][ T32] r10:61c88647 r9:84adc800 r8:850e84ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1349.325197][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1349.326400][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.326490][ T32] Call trace: [ 1349.326585][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.326709][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1349.326761][ T32] r4:00000000 [ 1349.326805][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.326887][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1349.326946][ T32] 9d20: c3eca000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1349.327024][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1349.327089][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.327145][ T32] r5:80070013 r4:80239bb0 [ 1349.327223][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.327322][ T32] r4:82ac21e4 [ 1349.327385][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.327489][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1349.327556][ T32] r4:e0539dc0 [ 1349.327601][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.327688][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1349.327751][ T32] r4:00000000 [ 1349.327839][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.327939][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1349.327987][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.328083][ T32] r5:00001000 r4:e033d000 [ 1349.328131][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.328213][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.328300][ T32] r5:84b4d38c r4:84b4d000 [ 1349.328373][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.328478][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1349.328531][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.328668][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.328729][ T32] r4:84bc7b80 [ 1349.328771][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.328868][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1349.328918][ T32] r4:00000001 [ 1349.328979][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.329056][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1349.329112][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.329171][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.329224][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.329287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.329335][ T32] r4:84bcf980 [ 1349.329380][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.329428][ T32] INFO: task kworker/1:381:5946 blocked for more than 475 seconds. [ 1349.329486][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.329557][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.329604][ T32] task:kworker/1:381 state:D stack:0 pid:5946 tgid:5946 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.329741][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.329863][ T32] Call trace: [ 1349.329943][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1349.330045][ T32] r10:8291a684 r9:ec8d1d84 r8:00000002 r7:60000013 r6:ec8d1d8c r5:84adbc00 [ 1349.330094][ T32] r4:84adbc00 [ 1349.330178][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1349.330274][ T32] r5:84adbc00 r4:8291a680 [ 1349.330332][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.330418][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1349.355322][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b953c0 ** 6 printk messages dropped ** [ 1349.355695][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.355744][ T32] r5:852cab8c r4:852ca800 [ 1349.355790][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.355843][ T32] r7:ddde2d80 r6:83018200 r5:852cab8c r4:850e8500 [ 1349.355866][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.355938][ T32] r10:61c88647 r9:84adbc00 r8:850e852c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.356005][ T32] r4:850e8500 [ 1349.356030][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.356078][ T32] r10:00000000 r9:850e8500 r8:80287e08 r7:ec8cde60 r6:85857280 r5:84adbc00 [ 1349.356100][ T32] r4:00000001 [ 1349.356119][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.356156][ T32] Exception stack(0xec8d1fb0 to 0xec8d1ff8) [ 1349.356187][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.356218][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.356246][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.356286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.356317][ T32] r4:84b95300 [ 1349.356827][ T32] INFO: task kworker/1:381:5946 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1349.356871][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.356945][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.356995][ T32] Call trace: [ 1349.357027][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.357080][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1349.357103][ T32] r4:00000000 [ 1349.357124][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.357194][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1349.357238][ T32] 9d20: c4127000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1349.357270][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1349.357313][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.357342][ T32] r5:80070013 r4:80239bb0 [ 1349.357378][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.357450][ T32] r4:82ac21e4 [ 1349.357484][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1349.357590][ T32] r4:e0539dc0 ** 4 printk messages dropped ** [ 1349.357800][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 ** 7 printk messages dropped ** [ 1349.358212][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1349.358437][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1349.358464][ T32] r4:00000001 [ 1349.358483][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.358521][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1349.358547][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.358580][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.358607][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.358636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.358660][ T32] r4:84bcf980 [ 1349.358681][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.358711][ T32] INFO: task kworker/1:382:5950 blocked for more than 475 seconds. [ 1349.358744][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.358769][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.358818][ T32] task:kworker/1:382 state:D stack:0 pid:5950 tgid:5950 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.358984][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.359030][ T32] Call trace: [ 1349.359060][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1349.359142][ T32] r10:8291a684 r9:ec8edd84 r8:00000002 r7:60000113 r6:ec8edd8c r5:85945400 [ 1349.359194][ T32] r4:85945400 [ 1349.359243][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1349.359289][ T32] r5:85945400 r4:8291a680 [ 1349.359313][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.359354][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.359396][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8ede08 [ 1349.359418][ T32] r4:00000000 [ 1349.359437][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1349.359471][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.359505][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.359546][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b95500 ** 4 printk messages dropped ** [ 1349.359704][ T32] r5:00001000 r4:ec8d7000 ** 2 printk messages dropped ** [ 1349.359943][ T32] r5:852caf8c r4:852cac00 [ 1349.359987][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1349.360122][ T32] r10:61c88647 r9:85945400 r8:850e83ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1349.360471][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1349.379268][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1349.379512][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1349.379839][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 ** 6 printk messages dropped ** [ 1349.380192][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1349.393628][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1349.393990][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1349.394118][ T32] r4:84bcf980 [ 1349.394145][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.394175][ T32] INFO: task kworker/1:383:5952 blocked for more than 475 seconds. [ 1349.394206][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.394260][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.394289][ T32] task:kworker/1:383 state:D stack:0 pid:5952 tgid:5952 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.394351][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.394398][ T32] Call trace: [ 1349.394429][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1349.394483][ T32] r10:8291a684 r9:ec8fdd84 r8:00000002 r7:60000013 r6:ec8fdd8c r5:8597ec00 [ 1349.394507][ T32] r4:8597ec00 [ 1349.394539][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1349.394596][ T32] r5:8597ec00 r4:8291a680 [ 1349.394618][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.394657][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.394700][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8fde08 [ 1349.394722][ T32] r4:00000000 [ 1349.394741][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1349.394776][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.394814][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.394855][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b95700 [ 1349.394877][ T32] r4:00000000 [ 1349.394898][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.394944][ T32] r9:83018205 r8:8597ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 [ 1349.394991][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.395049][ T32] r5:00001000 r4:ec8ef000 [ 1349.395077][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.395118][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.395186][ T32] r5:852cb78c r4:852cb400 [ 1349.395209][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.395258][ T32] r7:ddde2d80 r6:83018200 r5:852cb78c r4:850e8280 [ 1349.395279][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.395330][ T32] r10:61c88647 r9:8597ec00 r8:850e82ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.395379][ T32] r4:850e8280 [ 1349.395427][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.395478][ T32] r10:00000000 r9:850e8280 r8:80287e08 r7:ec8cde60 r6:85857380 r5:8597ec00 [ 1349.395507][ T32] r4:00000001 [ 1349.395528][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.395570][ T32] Exception stack(0xec8fdfb0 to 0xec8fdff8) [ 1349.395598][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.395646][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.395677][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.395707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.395729][ T32] r4:84b956c0 [ 1349.396150][ T32] INFO: task kworker/1:383:5952 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1349.396187][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.396246][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.396290][ T32] Call trace: [ 1349.396322][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.396396][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 5 printk messages dropped ** [ 1349.396566][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1349.396818][ T32] r4:e0539dc0 ** 4 printk messages dropped ** [ 1349.397014][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 ** 8 printk messages dropped ** [ 1349.397476][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1349.397692][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) ** 6 printk messages dropped ** [ 1349.397886][ T32] INFO: task kworker/1:384:5953 blocked for more than 475 seconds. ** 5 printk messages dropped ** [ 1349.398300][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1349.398477][ T32] r5:84ad9800 r4:8291a680 [ 1349.398497][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.398536][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.398627][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec905e08 [ 1349.398655][ T32] r4:00000000 [ 1349.398676][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1349.398800][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.398864][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.398909][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b95940 [ 1349.398934][ T32] r4:00000000 [ 1349.398965][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.399012][ T32] r9:83018205 r8:84ad9800 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1349.399045][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.399115][ T32] r5:00001000 r4:ec90b000 [ 1349.399166][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.399208][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.399250][ T32] r5:852cbf8c r4:852cbc00 [ 1349.399298][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.399351][ T32] r7:ddde2d80 r6:83018200 r5:852cbf8c r4:850e8680 [ 1349.399374][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.399422][ T32] r10:61c88647 r9:84ad9800 r8:850e86ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.399444][ T32] r4:850e8680 [ 1349.399463][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.399507][ T32] r10:00000000 r9:850e8680 r8:80287e08 r7:ec8fde60 r6:85857400 r5:84ad9800 [ 1349.399528][ T32] r4:00000001 [ 1349.399548][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.399615][ T32] Exception stack(0xec905fb0 to 0xec905ff8) [ 1349.399645][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.399673][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.399700][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.399730][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.399821][ T32] r4:84b956c0 [ 1349.400083][ T32] INFO: task kworker/1:384:5953 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1349.400131][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.400229][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.400379][ T32] Call trace: [ 1349.400416][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.412514][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1349.412605][ T32] r4:00000000 [ 1349.412659][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.412752][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1349.412824][ T32] 9d20: c4765000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1349.412862][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1349.412939][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.412968][ T32] r5:80070013 r4:80239bb0 [ 1349.413020][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.413117][ T32] r4:82ac21e4 [ 1349.413141][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.413212][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1349.413240][ T32] r4:e0539dc0 [ 1349.413260][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.413303][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1349.413330][ T32] r4:00000000 [ 1349.413375][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.413427][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 ** 3 printk messages dropped ** [ 1349.413554][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1349.413904][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 7 printk messages dropped ** [ 1349.414151][ T32] r4:84bcf980 ** 3 printk messages dropped ** [ 1349.414380][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 6 printk messages dropped ** [ 1349.414938][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1349.414983][ T32] r5:85968c00 r4:8291a680 [ 1349.415002][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.415041][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.415084][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7d1e08 [ 1349.415132][ T32] r4:00000000 [ 1349.415154][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1349.415189][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.415225][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.415266][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b95780 [ 1349.415290][ T32] r4:00000000 [ 1349.415325][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.415373][ T32] r9:83018205 r8:85968c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c9000 [ 1349.415395][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.415437][ T32] r5:00001000 r4:ec8f5000 [ 1349.415456][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.415495][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.415550][ T32] r5:852cbb8c r4:852cb800 [ 1349.415576][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.415624][ T32] r7:ddde2d80 r6:83018200 r5:852cbb8c r4:850e8700 [ 1349.415645][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.415692][ T32] r10:61c88647 r9:85968c00 r8:850e872c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.415716][ T32] r4:850e8700 [ 1349.415747][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.415816][ T32] r10:00000000 r9:850e8700 r8:80287e08 r7:ec905e60 r6:85857480 r5:85968c00 [ 1349.415868][ T32] r4:00000001 [ 1349.415901][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.415939][ T32] Exception stack(0xec7d1fb0 to 0xec7d1ff8) [ 1349.415967][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.416019][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.416050][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.416081][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.416103][ T32] r4:84b957c0 [ 1349.416519][ T32] INFO: task kworker/1:385:5956 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1349.416565][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.416645][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.416690][ T32] Call trace: [ 1349.416735][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.416790][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1349.416814][ T32] r4:00000000 [ 1349.416834][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.416899][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1349.416931][ T32] 9d20: c4765000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1349.416964][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1349.417019][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.417048][ T32] r5:80070013 r4:80239bb0 [ 1349.417073][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.417143][ T32] r4:82ac21e4 [ 1349.417194][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.417241][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1349.417264][ T32] r4:e0539dc0 [ 1349.417284][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.417330][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1349.417353][ T32] r4:00000000 [ 1349.417373][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.417420][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1349.417442][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.417485][ T32] r5:00001000 r4:e033d000 [ 1349.417505][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.417560][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.417623][ T32] r5:84b4d38c r4:84b4d000 [ 1349.417646][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.417696][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1349.417719][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.417766][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.417788][ T32] r4:84bc7b80 [ 1349.417807][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.417865][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1349.417913][ T32] r4:00000001 [ 1349.417946][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.417985][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1349.418060][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.418094][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.418122][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.418151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.418174][ T32] r4:84bcf980 [ 1349.418226][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.418279][ T32] INFO: task kworker/1:386:5957 blocked for more than 475 seconds. [ 1349.418314][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.418340][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.418361][ T32] task:kworker/1:386 state:D stack:0 pid:5957 tgid:5957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.418407][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.418448][ T32] Call trace: [ 1349.418478][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1349.418527][ T32] r10:8291a684 r9:ec7edd84 r8:00000002 r7:60000013 r6:ec7edd8c r5:85969800 [ 1349.418579][ T32] r4:85969800 [ 1349.418604][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1349.418649][ T32] r5:85969800 r4:8291a680 [ 1349.418668][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.418706][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.418815][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7ede08 [ 1349.418843][ T32] r4:00000000 [ 1349.418876][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1349.418915][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1349.419013][ T32] r4:00000000 [ 1349.419033][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.419076][ T32] r9:83018205 r8:85969800 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1349.419097][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.419139][ T32] r5:00001000 r4:dfadd000 [ 1349.419159][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.419225][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.419272][ T32] r5:859a838c r4:859a8000 [ 1349.419293][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.419345][ T32] r7:ddde2d80 r6:83018200 r5:859a838c r4:850e8780 [ 1349.419366][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.419413][ T32] r10:61c88647 r9:85969800 r8:850e87ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.419435][ T32] r4:850e8780 [ 1349.419453][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.419498][ T32] r10:00000000 r9:850e8780 r8:80287e08 r7:ec905e60 r6:85857500 r5:85969800 [ 1349.419520][ T32] r4:00000001 [ 1349.419539][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1349.419802][ T32] r4:84b957c0 ** 2 printk messages dropped ** [ 1349.420156][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.420200][ T32] Call trace: [ 1349.420247][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.420314][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1349.420381][ T32] r4:00000000 [ 1349.420459][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.439699][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1349.439766][ T32] 9d20: c4b37000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1349.439798][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1349.439851][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.439884][ T32] r5:80070013 r4:80239bb0 [ 1349.439908][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.439969][ T32] r4:82ac21e4 [ 1349.439989][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.440032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1349.440079][ T32] r4:e0539dc0 [ 1349.440102][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.440147][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1349.440194][ T32] r4:00000000 [ 1349.440217][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.440287][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1349.440312][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.440454][ T32] r5:00001000 r4:e033d000 [ 1349.440881][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.440948][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.440993][ T32] r5:84b4d38c r4:84b4d000 [ 1349.441014][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.441062][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1349.441083][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.441131][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.441154][ T32] r4:84bc7b80 [ 1349.441173][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1349.441241][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1349.441407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1349.441686][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1349.441968][ T32] r5:8596a400 r4:8291a680 ** 5 printk messages dropped ** [ 1349.442198][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1349.442386][ T32] r9:83018205 r8:8596a400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1349.442408][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.442450][ T32] r5:00001000 r4:eb3b3000 [ 1349.442470][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.442508][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.442549][ T32] r5:859a8b8c r4:859a8800 [ 1349.442574][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.442620][ T32] r7:ddde2d80 r6:83018200 r5:859a8b8c r4:850e8800 [ 1349.442654][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.442704][ T32] r10:61c88647 r9:8596a400 r8:850e882c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.442750][ T32] r4:850e8800 [ 1349.442773][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.442820][ T32] r10:00000000 r9:850e8800 r8:80287e08 r7:ec7ede60 r6:85857580 r5:8596a400 [ 1349.442843][ T32] r4:00000001 [ 1349.442862][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.442898][ T32] Exception stack(0xec911fb0 to 0xec911ff8) [ 1349.442926][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.442953][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.442982][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.443013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.443036][ T32] r4:84b95b00 [ 1349.443449][ T32] INFO: task kworker/1:387:5958 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1349.443489][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.443548][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.443611][ T32] Call trace: [ 1349.443645][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.443700][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1349.443724][ T32] r4:00000000 [ 1349.443744][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.443783][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1349.443814][ T32] 9d20: c4b37000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1349.443843][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1349.443867][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.443890][ T32] r5:80070013 r4:80239bb0 [ 1349.443910][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.443950][ T32] r4:82ac21e4 [ 1349.443971][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1349.444039][ T32] r4:e0539dc0 ** 4 printk messages dropped ** [ 1349.444256][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 ** 8 printk messages dropped ** [ 1349.444640][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1349.444806][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) ** 6 printk messages dropped ** [ 1349.445028][ T32] INFO: task kworker/1:388:5961 blocked for more than 475 seconds. ** 5 printk messages dropped ** [ 1349.445297][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1349.445521][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1349.445859][ T32] r9:83018205 r8:8596b000 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 4 printk messages dropped ** [ 1349.446022][ T32] r5:859a878c r4:859a8400 ** 3 printk messages dropped ** [ 1349.446184][ T32] r10:61c88647 r9:8596b000 r8:850e85ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.446207][ T32] r4:850e8580 [ 1349.446226][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.446297][ T32] r10:00000000 r9:850e8580 r8:80287e08 r7:ec911e60 r6:85857600 r5:8596b000 [ 1349.446324][ T32] r4:00000001 [ 1349.446367][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.446417][ T32] Exception stack(0xec8b5fb0 to 0xec8b5ff8) [ 1349.446471][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.446503][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.446553][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.446592][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.446615][ T32] r4:84b957c0 [ 1349.446862][ T32] INFO: task kworker/1:388:5961 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1349.446896][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.447002][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.447048][ T32] Call trace: [ 1349.447078][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.447130][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1349.447153][ T32] r4:00000000 [ 1349.447184][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.447228][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1349.447257][ T32] 9d20: c4b37000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1349.447289][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1349.447316][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.447339][ T32] r5:80070013 r4:80239bb0 [ 1349.447359][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.447398][ T32] r4:82ac21e4 [ 1349.447419][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.447460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1349.447505][ T32] r4:e0539dc0 [ 1349.447528][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.447595][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1349.447658][ T32] r4:00000000 [ 1349.447706][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.447755][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1349.447778][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.447819][ T32] r5:00001000 r4:e033d000 [ 1349.447839][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.447880][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.447921][ T32] r5:84b4d38c r4:84b4d000 [ 1349.447952][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.448001][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1349.448023][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.448071][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.448093][ T32] r4:84bc7b80 [ 1349.448112][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.448175][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1349.448200][ T32] r4:00000001 [ 1349.448219][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.448278][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1349.448309][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.448370][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.448401][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.448431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.448453][ T32] r4:84bcf980 [ 1349.448472][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.448495][ T32] INFO: task kworker/1:389:5964 blocked for more than 475 seconds. [ 1349.448522][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.448545][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.448572][ T32] task:kworker/1:389 state:D stack:0 pid:5964 tgid:5964 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.448644][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.448723][ T32] Call trace: [ 1349.448778][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1349.448829][ T32] r10:8291a684 r9:ec91dd84 r8:00000002 r7:60000113 r6:ec91dd8c r5:8596d400 [ 1349.448875][ T32] r4:8596d400 [ 1349.448899][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1349.448944][ T32] r5:8596d400 r4:8291a680 [ 1349.448974][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.449018][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1349.449169][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1349.449628][ T32] r5:859a8f8c r4:859a8c00 [ 1349.449648][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.449694][ T32] r7:ddde2d80 r6:83018200 r5:859a8f8c r4:850e8600 ** 1 printk messages dropped ** [ 1349.449763][ T32] r10:61c88647 r9:8596d400 r8:850e862c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1349.449980][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1349.483393][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1349.483707][ T32] 9d20: c539b000 edb95000 00000001 80239b98 7f53b000 00000001 ** 6 printk messages dropped ** [ 1349.483953][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 ** 7 printk messages dropped ** [ 1349.484224][ T32] r5:00001000 r4:e033d000 ** 1 printk messages dropped ** [ 1349.484290][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.484394][ T32] r5:84b4d38c r4:84b4d000 [ 1349.484443][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.484496][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1349.484517][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.484566][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.484589][ T32] r4:84bc7b80 [ 1349.484608][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.484654][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1349.484676][ T32] r4:00000001 [ 1349.484694][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.484730][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1349.484756][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.484784][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.484821][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.484857][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.484880][ T32] r4:84bcf980 [ 1349.484903][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.484972][ T32] INFO: task kworker/1:390:5966 blocked for more than 475 seconds. [ 1349.485010][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.485036][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.485058][ T32] task:kworker/1:390 state:D stack:0 pid:5966 tgid:5966 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.485128][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.485174][ T32] Call trace: [ 1349.485227][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1349.485304][ T32] r10:8291a684 r9:ec925d84 r8:00000002 r7:60000113 r6:ec925d8c r5:8596c800 [ 1349.485334][ T32] r4:8596c800 [ 1349.485354][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1349.485399][ T32] r5:8596c800 r4:8291a680 [ 1349.485418][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.485456][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.485509][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec925e08 [ 1349.485536][ T32] r4:00000000 [ 1349.485575][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1349.485614][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.485649][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.485689][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b3d40 ** 5 printk messages dropped ** [ 1349.485900][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1349.485999][ T32] r5:859a938c r4:859a9000 [ 1349.486022][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1349.486308][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1349.486658][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.486699][ T32] r4:84b95e00 [ 1349.487118][ T32] INFO: task kworker/1:390:5966 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1349.487156][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.487216][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.487260][ T32] Call trace: [ 1349.487289][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.487350][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1349.487375][ T32] r4:00000000 [ 1349.487394][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.487434][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1349.487462][ T32] 9d20: c539b000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1349.487491][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1349.487556][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.487586][ T32] r5:80070013 r4:80239bb0 [ 1349.487607][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.487652][ T32] r4:82ac21e4 [ 1349.487673][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.487714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1349.487737][ T32] r4:e0539dc0 [ 1349.487756][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.487796][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1349.487819][ T32] r4:00000000 [ 1349.487838][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.487882][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1349.487903][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1349.487966][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1349.488304][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 4 printk messages dropped ** [ 1349.488482][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1349.488782][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1349.489086][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1349.489560][ T32] r5:00001000 r4:eb7db000 ** 2 printk messages dropped ** [ 1349.489811][ T32] r5:859a978c r4:859a9400 [ 1349.489844][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1349.489958][ T32] r10:61c88647 r9:8596ec00 r8:850e8a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1349.490258][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1349.511317][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1349.511676][ T32] 9d20: c5909000 edb95000 00000001 80239b98 7f53b000 00000001 ** 7 printk messages dropped ** [ 1349.511945][ T32] r4:e0539dc0 [ 1349.511964][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.512006][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1349.512030][ T32] r4:00000000 [ 1349.512049][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.512109][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1349.512135][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.512180][ T32] r5:00001000 r4:e033d000 [ 1349.512200][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.512262][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.512317][ T32] r5:84b4d38c r4:84b4d000 [ 1349.512366][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.512443][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1349.512472][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.512523][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.512546][ T32] r4:84bc7b80 [ 1349.512583][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.512635][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1349.512658][ T32] r4:00000001 [ 1349.512677][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.512721][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1349.512751][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.512790][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.512838][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.512892][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.512917][ T32] r4:84bcf980 [ 1349.512941][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.512979][ T32] INFO: task kworker/1:392:5970 blocked for more than 475 seconds. [ 1349.513014][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.513040][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.513070][ T32] task:kworker/1:392 state:D stack:0 pid:5970 tgid:5970 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.513171][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.513244][ T32] Call trace: [ 1349.513289][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1349.513361][ T32] r10:8291a684 r9:ec935d84 r8:00000002 r7:60000013 r6:ec935d8c r5:8596e000 [ 1349.513387][ T32] r4:8596e000 [ 1349.513407][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1349.513452][ T32] r5:8596e000 r4:8291a680 [ 1349.513490][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.513543][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.513611][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec935e08 [ 1349.513658][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1349.513716][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1349.514121][ T32] r5:859a9b8c r4:859a9800 [ 1349.514141][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.514185][ T32] r7:ddde2d80 r6:83018200 r5:859a9b8c r4:850e8a80 ** 2 printk messages dropped ** [ 1349.514272][ T32] r4:850e8a80 ** 6 printk messages dropped ** [ 1349.514533][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1349.515099][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1349.515396][ T32] 9d20: c5909000 edb95000 00000001 80239b98 7f53b000 00000001 ** 9 printk messages dropped ** [ 1349.515796][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 5 printk messages dropped ** [ 1349.516065][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.516131][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.516178][ T32] r5:84b4d38c r4:84b4d000 [ 1349.516222][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.516290][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1349.516320][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.516394][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.516426][ T32] r4:84bc7b80 [ 1349.516471][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.516522][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1349.516544][ T32] r4:00000001 [ 1349.516585][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.516624][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1349.516651][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.516702][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.516732][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.516786][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.516855][ T32] r4:84bcf980 [ 1349.516878][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.516905][ T32] INFO: task kworker/1:393:5972 blocked for more than 475 seconds. [ 1349.516962][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.517020][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.517056][ T32] task:kworker/1:393 state:D stack:0 pid:5972 tgid:5972 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.517122][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.517191][ T32] Call trace: [ 1349.517268][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1349.517350][ T32] r10:8291a684 r9:ec939d84 r8:00000002 r7:60000013 r6:ec939d8c r5:85968000 [ 1349.517406][ T32] r4:85968000 [ 1349.517430][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1349.517510][ T32] r5:85968000 r4:8291a680 [ 1349.517556][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.517599][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.517647][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec939e08 ** 5 printk messages dropped ** [ 1349.517822][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1349.518065][ T32] r5:859a9f8c r4:859a9c00 [ 1349.518084][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.518140][ T32] r7:ddde2d80 r6:83018200 r5:859a9f8c r4:850e8880 ** 2 printk messages dropped ** [ 1349.518258][ T32] r4:850e8880 [ 1349.518281][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.518332][ T32] r10:00000000 r9:850e8880 r8:80287e08 r7:ec935e60 r6:85857880 r5:85968000 [ 1349.518355][ T32] r4:00000001 [ 1349.518374][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.518434][ T32] Exception stack(0xec939fb0 to 0xec939ff8) [ 1349.518465][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.518493][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.518532][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.518563][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.518587][ T32] r4:850d11c0 [ 1349.518854][ T32] INFO: task kworker/1:393:5972 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1349.518891][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.518972][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.519041][ T32] Call trace: [ 1349.519071][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.519124][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1349.519147][ T32] r4:00000000 [ 1349.519166][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.519205][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1349.519233][ T32] 9d20: c5909000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1349.519262][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1349.519287][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.519321][ T32] r5:80070013 r4:80239bb0 [ 1349.519341][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.519381][ T32] r4:82ac21e4 [ 1349.519423][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.519470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1349.519492][ T32] r4:e0539dc0 ** 2 printk messages dropped ** [ 1349.519600][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.519787][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1349.520139][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1349.520391][ T32] r4:84bcf980 ** 4 printk messages dropped ** [ 1349.542987][ T32] task:kworker/1:394 state:D stack:0 pid:5974 tgid:5974 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1349.543534][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1349.543715][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.543981][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.544030][ T32] r5:859aa38c r4:859aa000 [ 1349.544080][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.544142][ T32] r7:ddde2d80 r6:83018200 r5:859aa38c r4:850e8b00 [ 1349.544168][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.544217][ T32] r10:61c88647 r9:8596bc00 r8:850e8b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.544239][ T32] r4:850e8b00 [ 1349.544258][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.544310][ T32] r10:00000000 r9:850e8b00 r8:80287e08 r7:ec939e60 r6:85857900 r5:8596bc00 [ 1349.544390][ T32] r4:00000001 [ 1349.544428][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.544474][ T32] Exception stack(0xec93dfb0 to 0xec93dff8) [ 1349.544504][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.544542][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.544596][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.544629][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.544652][ T32] r4:850d1240 [ 1349.545063][ T32] INFO: task kworker/1:394:5974 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1349.545100][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.545179][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.545228][ T32] Call trace: [ 1349.545267][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.545330][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1349.545355][ T32] r4:00000000 [ 1349.545375][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.545415][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1349.545453][ T32] 9d20: c5e1f000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1349.545486][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1349.545511][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.545558][ T32] r5:80070013 r4:80239bb0 [ 1349.545580][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.545622][ T32] r4:82ac21e4 [ 1349.545642][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.545685][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1349.545707][ T32] r4:e0539dc0 [ 1349.545726][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.545766][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1349.545812][ T32] r4:00000000 [ 1349.545835][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.545880][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1349.545901][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.545965][ T32] r5:00001000 r4:e033d000 [ 1349.545997][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.546041][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.546109][ T32] r5:84b4d38c r4:84b4d000 [ 1349.546131][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.546190][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1349.546246][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.546323][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.546355][ T32] r4:84bc7b80 ** 1 printk messages dropped ** [ 1349.546440][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 6 printk messages dropped ** [ 1349.546681][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1349.547060][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1349.547468][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1349.547803][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1349.547889][ T32] r5:859aab8c r4:859aa800 ** 1 printk messages dropped ** [ 1349.547953][ T32] r7:ddde2d80 r6:83018200 r5:859aab8c r4:850e8b80 ** 1 printk messages dropped ** [ 1349.548019][ T32] r10:61c88647 r9:83af0000 r8:850e8bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.548107][ T32] r4:850e8b80 [ 1349.548172][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.548226][ T32] r10:00000000 r9:850e8b80 r8:80287e08 r7:ec93de60 r6:85857980 r5:83af0000 [ 1349.548249][ T32] r4:00000001 [ 1349.548268][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.548310][ T32] Exception stack(0xec945fb0 to 0xec945ff8) [ 1349.548359][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.548402][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.548432][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.548473][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.548498][ T32] r4:850d1400 [ 1349.548763][ T32] INFO: task kworker/1:395:5976 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1349.548797][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.548852][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.548896][ T32] Call trace: [ 1349.548924][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.549010][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1349.549047][ T32] r4:00000000 [ 1349.549089][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.549133][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1349.549170][ T32] 9d20: c5e1f000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1349.549202][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1349.549226][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.549249][ T32] r5:80070013 r4:80239bb0 [ 1349.549270][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.549334][ T32] r4:82ac21e4 [ 1349.549379][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.549435][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1349.549482][ T32] r4:e0539dc0 [ 1349.549503][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.549578][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1349.549604][ T32] r4:00000000 [ 1349.549634][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.549683][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1349.549720][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.549782][ T32] r5:00001000 r4:e033d000 [ 1349.549806][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.549846][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.549888][ T32] r5:84b4d38c r4:84b4d000 [ 1349.549908][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.549954][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1349.549976][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.550022][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.550056][ T32] r4:84bc7b80 [ 1349.550099][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.550150][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1349.550172][ T32] r4:00000001 [ 1349.550192][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.550226][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1349.550267][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.550306][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.550334][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.550384][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.550472][ T32] r4:84bcf980 [ 1349.571028][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.571092][ T32] INFO: task kworker/1:396:5977 blocked for more than 476 seconds. [ 1349.571130][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.571156][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.571196][ T32] task:kworker/1:396 state:D stack:0 pid:5977 tgid:5977 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.571264][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1349.571537][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1349.572018][ T32] r5:00001000 r4:eb9b9000 ** 2 printk messages dropped ** [ 1349.572167][ T32] r5:859aa78c r4:859aa400 [ 1349.572192][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1349.572440][ T32] r4:850e8c00 ** 4 printk messages dropped ** [ 1349.572652][ T32] Exception stack(0xec949fb0 to 0xec949ff8) ** 7 printk messages dropped ** [ 1349.573403][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1349.573711][ T32] 9d20: c6094000 edb95000 00000001 80239b98 7f53b000 00000001 ** 9 printk messages dropped ** [ 1349.574049][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 6 printk messages dropped ** [ 1349.574302][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.574348][ T32] r5:84b4d38c r4:84b4d000 [ 1349.574367][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.574414][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1349.574436][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.574483][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.574527][ T32] r4:84bc7b80 [ 1349.574551][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.574601][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1349.574624][ T32] r4:00000001 [ 1349.574643][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.574678][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1349.574747][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.574780][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.574807][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.574836][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.574881][ T32] r4:84bcf980 [ 1349.574928][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1349.575088][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1349.575356][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1349.575766][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.576007][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.576075][ T32] r5:859aaf8c r4:859aac00 [ 1349.576098][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1349.576279][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1349.576648][ T32] r4:850d1240 ** 3 printk messages dropped ** [ 1349.577155][ T32] Call trace: ** 4 printk messages dropped ** [ 1349.577430][ T32] Exception stack(0xe0539d28 to 0xe0539d70) ** 5 printk messages dropped ** [ 1349.577693][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1349.577959][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 10 printk messages dropped ** [ 1349.578419][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1349.578675][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1349.579032][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1349.579386][ T32] r10:8291a684 r9:ec885d84 r8:00000002 r7:60000013 r6:ec885d8c r5:8598c800 ** 10 printk messages dropped ** [ 1349.579837][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d18c0 ** 7 printk messages dropped ** [ 1349.580184][ T32] r5:859ab38c r4:859ab000 ** 4 printk messages dropped ** [ 1349.580421][ T32] r4:850e8980 ** 2 printk messages dropped ** [ 1349.600370][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1349.600868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1349.601726][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1349.601807][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1349.601849][ T32] 9d20: c6507000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1349.601880][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1349.601908][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.601932][ T32] r5:80070013 r4:80239bb0 [ 1349.601952][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.602004][ T32] r4:82ac21e4 [ 1349.602027][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.602071][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1349.602094][ T32] r4:e0539dc0 [ 1349.602159][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.602205][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1349.602227][ T32] r4:00000000 [ 1349.602270][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.602351][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1349.602398][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.602473][ T32] r5:00001000 r4:e033d000 [ 1349.602529][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.602580][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.602623][ T32] r5:84b4d38c r4:84b4d000 [ 1349.602653][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.602704][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1349.602725][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.602772][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.602794][ T32] r4:84bc7b80 [ 1349.602813][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.602859][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1349.602882][ T32] r4:00000001 [ 1349.602901][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.602935][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1349.602982][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.603014][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.603066][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.603098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.603130][ T32] r4:84bcf980 [ 1349.603154][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.603182][ T32] INFO: task kworker/1:399:5984 blocked for more than 476 seconds. [ 1349.603213][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.603237][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.603257][ T32] task:kworker/1:399 state:D stack:0 pid:5984 tgid:5984 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.603313][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.603355][ T32] Call trace: [ 1349.603425][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1349.603484][ T32] r10:8291a684 r9:ec955d84 r8:00000002 r7:60000113 r6:ec955d8c r5:8598d400 [ 1349.603518][ T32] r4:8598d400 [ 1349.603541][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1349.603585][ T32] r5:8598d400 r4:8291a680 [ 1349.603625][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.603668][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.603710][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec955e08 [ 1349.603733][ T32] r4:00000000 [ 1349.603752][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1349.603786][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.603841][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.603886][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d1c00 [ 1349.603908][ T32] r4:00000000 [ 1349.603928][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.603995][ T32] r9:83018205 r8:8598d400 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1349.604050][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.604096][ T32] r5:00001000 r4:ec337000 [ 1349.604116][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.604178][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.604224][ T32] r5:859abb8c r4:859ab800 [ 1349.604253][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.604307][ T32] r7:ddde2d80 r6:83018200 r5:859abb8c r4:850e8e80 [ 1349.604353][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.604402][ T32] r10:61c88647 r9:8598d400 r8:850e8eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.604447][ T32] r4:850e8e80 ** 2 printk messages dropped ** [ 1349.604539][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1349.604742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1349.605326][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 8 printk messages dropped ** [ 1349.605613][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1349.605787][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.606021][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1349.606500][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1349.606804][ T32] INFO: task kworker/1:400:5985 blocked for more than 476 seconds. ** 10 printk messages dropped ** [ 1349.607260][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1349.607787][ T32] r5:00001000 r4:eba8b000 ** 2 printk messages dropped ** [ 1349.607885][ T32] r5:859ab78c r4:859ab400 ** 1 printk messages dropped ** [ 1349.607948][ T32] r7:ddde2d80 r6:83018200 r5:859ab78c r4:850e3000 [ 1349.607968][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.608024][ T32] r10:61c88647 r9:8598ec00 r8:850e302c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.608049][ T32] r4:850e3000 [ 1349.608090][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.608160][ T32] r10:00000000 r9:850e3000 r8:80287e08 r7:ec955e60 r6:850e3080 r5:8598ec00 [ 1349.608186][ T32] r4:00000001 [ 1349.608205][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.608261][ T32] Exception stack(0xec915fb0 to 0xec915ff8) [ 1349.608291][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.608376][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.608441][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.608504][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.608538][ T32] r4:850d1b40 [ 1349.608784][ T32] INFO: task kworker/1:400:5985 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1349.608819][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.608886][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.608957][ T32] Call trace: [ 1349.609009][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.609064][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1349.609107][ T32] r4:00000000 [ 1349.609131][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.609191][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1349.609222][ T32] 9d20: c6507000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1349.609251][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1349.609275][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.609303][ T32] r5:80070013 r4:80239bb0 [ 1349.609324][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.609364][ T32] r4:82ac21e4 [ 1349.609384][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.609426][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1349.609457][ T32] r4:e0539dc0 [ 1349.609478][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.609541][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1349.609566][ T32] r4:00000000 [ 1349.609586][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.609661][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1349.609695][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.609749][ T32] r5:00001000 r4:e033d000 [ 1349.609773][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.609813][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.609873][ T32] r5:84b4d38c r4:84b4d000 [ 1349.609896][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.609943][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1349.609963][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1349.610031][ T32] r4:84bc7b80 ** 3 printk messages dropped ** [ 1349.610143][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1349.640790][ T32] INFO: task kworker/1:401:5988 blocked for more than 476 seconds. ** 8 printk messages dropped ** [ 1349.641229][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) ** 7 printk messages dropped ** [ 1349.641545][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1349.641965][ T32] r5:859abf8c r4:859abc00 [ 1349.641986][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.642034][ T32] r7:ddde2d80 r6:83018200 r5:859abf8c r4:850e3100 ** 2 printk messages dropped ** [ 1349.642159][ T32] r4:850e3100 ** 4 printk messages dropped ** [ 1349.642359][ T32] Exception stack(0xec95dfb0 to 0xec95dff8) ** 4 printk messages dropped ** [ 1349.642514][ T32] r4:850d1bc0 ** 5 printk messages dropped ** [ 1349.643281][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 8 printk messages dropped ** [ 1349.643610][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1349.643849][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 9 printk messages dropped ** [ 1349.644221][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 ** 5 printk messages dropped ** [ 1349.644480][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1349.644677][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1349.645008][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1349.645264][ T32] r5:85990000 r4:8291a680 ** 3 printk messages dropped ** [ 1349.645468][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1349.645624][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d1e80 ** 7 printk messages dropped ** [ 1349.645894][ T32] r5:859ac38c r4:859ac000 [ 1349.645914][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1349.646144][ T32] r4:850e3280 ** 4 printk messages dropped ** [ 1349.646327][ T32] Exception stack(0xec965fb0 to 0xec965ff8) ** 4 printk messages dropped ** [ 1349.646499][ T32] r4:850d1f80 ** 5 printk messages dropped ** [ 1349.647023][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 8 printk messages dropped ** [ 1349.647315][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1349.647377][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1349.647436][ T32] r4:e0539dc0 [ 1349.647467][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.647542][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1349.647585][ T32] r4:00000000 [ 1349.647607][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.647657][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1349.647680][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.647722][ T32] r5:00001000 r4:e033d000 [ 1349.647743][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.647782][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.647847][ T32] r5:84b4d38c r4:84b4d000 [ 1349.647903][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.647953][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1349.647983][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.648033][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.648056][ T32] r4:84bc7b80 [ 1349.648075][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.648120][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1349.648142][ T32] r4:00000001 [ 1349.648183][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.648265][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1349.648343][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.648407][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.648438][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.648467][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.648490][ T32] r4:84bcf980 [ 1349.648586][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.648680][ T32] INFO: task kworker/1:403:5992 blocked for more than 476 seconds. [ 1349.648711][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.648735][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.648777][ T32] task:kworker/1:403 state:D stack:0 pid:5992 tgid:5992 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.648848][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.648943][ T32] Call trace: [ 1349.649018][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1349.649071][ T32] r10:8291a684 r9:ec969d84 r8:00000002 r7:60000113 r6:ec969d8c r5:85990c00 [ 1349.649117][ T32] r4:85990c00 [ 1349.649140][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1349.649206][ T32] r5:85990c00 r4:8291a680 [ 1349.649254][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.649331][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.649390][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec969e08 [ 1349.649415][ T32] r4:00000000 [ 1349.649434][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1349.649468][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.649525][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.649571][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bb0180 [ 1349.649596][ T32] r4:00000000 [ 1349.649616][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.649660][ T32] r9:83018205 r8:85990c00 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1349.649724][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.649793][ T32] r5:00001000 r4:ec53d000 [ 1349.649816][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.649877][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.649923][ T32] r5:859acf8c r4:859acc00 [ 1349.649943][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.649988][ T32] r7:ddde2d80 r6:83018200 r5:859acf8c r4:850e3180 [ 1349.650029][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.650081][ T32] r10:61c88647 r9:85990c00 r8:850e31ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.650125][ T32] r4:850e3180 [ 1349.650204][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.650252][ T32] r10:00000000 r9:850e3180 r8:80287e08 r7:ec965e60 r6:850e3300 r5:85990c00 ** 2 printk messages dropped ** [ 1349.650387][ T32] Exception stack(0xec969fb0 to 0xec969ff8) ** 7 printk messages dropped ** [ 1349.671596][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1349.672009][ T32] 9d20: c72c3000 edb95000 00000001 80239b98 7f53b000 00000001 ** 7 printk messages dropped ** [ 1349.672415][ T32] r4:e0539dc0 ** 6 printk messages dropped ** [ 1349.672760][ T32] r5:00001000 r4:e033d000 ** 5 printk messages dropped ** [ 1349.673041][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1349.673593][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1349.673860][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1349.674224][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1349.674677][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1349.674783][ T32] r7:ddde2d80 r6:83018200 r5:859ac78c r4:850e3400 ** 2 printk messages dropped ** [ 1349.674928][ T32] r4:850e3400 [ 1349.674988][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.675088][ T32] r10:00000000 r9:850e3400 r8:80287e08 r7:ec969e60 r6:850e3580 r5:85991800 [ 1349.675116][ T32] r4:00000001 [ 1349.675177][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.675215][ T32] Exception stack(0xec96dfb0 to 0xec96dff8) [ 1349.675254][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.675285][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.675330][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.675362][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.675384][ T32] r4:852b3300 [ 1349.675651][ T32] INFO: task kworker/1:404:5994 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1349.675687][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.675790][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.675834][ T32] Call trace: [ 1349.675902][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.675959][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1349.675983][ T32] r4:00000000 [ 1349.676039][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.676082][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1349.676122][ T32] 9d20: c72c3000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1349.676153][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1349.676178][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.676202][ T32] r5:80070013 r4:80239bb0 [ 1349.676222][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.676262][ T32] r4:82ac21e4 [ 1349.676281][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.676380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1349.676407][ T32] r4:e0539dc0 [ 1349.676426][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.676471][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1349.676493][ T32] r4:00000000 [ 1349.676545][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.676595][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1349.676616][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.676658][ T32] r5:00001000 r4:e033d000 [ 1349.676718][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.676783][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.676829][ T32] r5:84b4d38c r4:84b4d000 [ 1349.676850][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.676896][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1349.676918][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.676968][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.677019][ T32] r4:84bc7b80 [ 1349.677041][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.677089][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1349.677111][ T32] r4:00000001 [ 1349.677129][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.677164][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1349.677190][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.677217][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.677242][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.677316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.677344][ T32] r4:84bcf980 [ 1349.677391][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.677418][ T32] INFO: task kworker/1:405:5995 blocked for more than 476 seconds. [ 1349.677446][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1349.677580][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1349.677908][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1349.678273][ T32] r9:83018205 r8:83af3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 ** 4 printk messages dropped ** [ 1349.678469][ T32] r5:859acb8c r4:859ac800 [ 1349.678488][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1349.678703][ T32] r4:850e3480 ** 4 printk messages dropped ** [ 1349.678938][ T32] Exception stack(0xec975fb0 to 0xec975ff8) ** 6 printk messages dropped ** [ 1349.679396][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1349.680092][ T32] r4:e0539dc0 ** 6 printk messages dropped ** [ 1349.680491][ T32] r5:00001000 r4:e033d000 ** 7 printk messages dropped ** [ 1349.702520][ T32] r4:84bc7b80 ** 3 printk messages dropped ** [ 1349.702636][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 11 printk messages dropped ** [ 1349.703104][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1349.703408][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1349.703871][ T32] r9:83018205 r8:83af4800 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 ** 4 printk messages dropped ** [ 1349.704038][ T32] r5:859adb8c r4:859ad800 ** 3 printk messages dropped ** [ 1349.704168][ T32] r10:61c88647 r9:83af4800 r8:850e36ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1349.704408][ T32] Exception stack(0xec981fb0 to 0xec981ff8) ** 7 printk messages dropped ** [ 1349.705175][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1349.705463][ T32] Exception stack(0xe0539d28 to 0xe0539d70) ** 5 printk messages dropped ** [ 1349.705752][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1349.705922][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.706180][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1349.706616][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1349.706804][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.706833][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.706883][ T32] r4:84bcf980 [ 1349.706930][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.706959][ T32] INFO: task kworker/1:407:5999 blocked for more than 476 seconds. [ 1349.707014][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.707068][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.707104][ T32] task:kworker/1:407 state:D stack:0 pid:5999 tgid:5999 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.707207][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.707252][ T32] Call trace: [ 1349.707282][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1349.707338][ T32] r10:8291a684 r9:ec985d84 r8:00000002 r7:60000113 r6:ec985d8c r5:83af3000 [ 1349.707390][ T32] r4:83af3000 [ 1349.707440][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1349.707488][ T32] r5:83af3000 r4:8291a680 [ 1349.707507][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.707546][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.707627][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec985e08 [ 1349.707655][ T32] r4:00000000 [ 1349.707674][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1349.707709][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.707766][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.707810][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bb0200 [ 1349.707832][ T32] r4:00000000 [ 1349.707888][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.707935][ T32] r9:83018205 r8:83af3000 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1349.707957][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.708001][ T32] r5:00001000 r4:ec5af000 [ 1349.708024][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.708063][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.708104][ T32] r5:859ad38c r4:859ad000 [ 1349.708123][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.708167][ T32] r7:ddde2d80 r6:83018200 r5:859ad38c r4:850e3700 [ 1349.708187][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.708231][ T32] r10:61c88647 r9:83af3000 r8:850e372c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.708283][ T32] r4:850e3700 [ 1349.708363][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.708414][ T32] r10:00000000 r9:850e3700 r8:80287e08 r7:ec981e60 r6:85857c00 r5:83af3000 [ 1349.708437][ T32] r4:00000001 [ 1349.708457][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.708560][ T32] Exception stack(0xec985fb0 to 0xec985ff8) [ 1349.708590][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.708654][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.708685][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.708714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.708736][ T32] r4:84bb0200 [ 1349.709004][ T32] INFO: task kworker/1:407:5999 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1349.709040][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.709156][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.709231][ T32] Call trace: [ 1349.709318][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.709405][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1349.709468][ T32] r4:00000000 [ 1349.709491][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.709532][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1349.709560][ T32] 9d20: c78ed000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1349.709588][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1349.709645][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.709673][ T32] r5:80070013 r4:80239bb0 [ 1349.709720][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.709797][ T32] r4:82ac21e4 [ 1349.709820][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.709863][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1349.709886][ T32] r4:e0539dc0 [ 1349.709904][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.709945][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1349.709968][ T32] r4:00000000 [ 1349.709987][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.710062][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1349.710113][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.710171][ T32] r5:00001000 r4:e033d000 [ 1349.710194][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.710273][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.710327][ T32] r5:84b4d38c r4:84b4d000 [ 1349.710377][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.726710][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1349.726827][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.726931][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.726965][ T32] r4:84bc7b80 [ 1349.727012][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.727092][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1349.727118][ T32] r4:00000001 [ 1349.727138][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.727177][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1349.727206][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1349.727368][ T32] INFO: task kworker/1:408:6001 blocked for more than 476 seconds. ** 8 printk messages dropped ** [ 1349.727733][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) ** 7 printk messages dropped ** [ 1349.728026][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1349.728400][ T32] r5:859ad78c r4:859ad400 [ 1349.728420][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1349.728607][ T32] r4:850e3500 ** 2 printk messages dropped ** [ 1349.728723][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1349.728918][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1349.729797][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 10 printk messages dropped ** [ 1349.730353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 ** 12 printk messages dropped ** [ 1349.745720][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 ** 6 printk messages dropped ** [ 1349.746102][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1349.746514][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1349.746885][ T32] r4:83af5400 ** 1 printk messages dropped ** [ 1349.746949][ T32] r5:83af5400 r4:8291a680 [ 1349.746968][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.747007][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.747049][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec995e08 [ 1349.747070][ T32] r4:00000000 [ 1349.747105][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1349.747143][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.747177][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.747218][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bb0940 [ 1349.747314][ T32] r4:00000000 [ 1349.747363][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.747411][ T32] r9:83018205 r8:83af5400 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1349.747433][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.747500][ T32] r5:00001000 r4:ec67b000 [ 1349.747549][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.747620][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.747667][ T32] r5:859ae78c r4:859ae400 [ 1349.747687][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.747759][ T32] r7:ddde2d80 r6:83018200 r5:859ae78c r4:850e3880 [ 1349.747783][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.747830][ T32] r10:61c88647 r9:83af5400 r8:850e38ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.747852][ T32] r4:850e3880 [ 1349.747873][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.747946][ T32] r10:00000000 r9:850e3880 r8:80287e08 r7:ec981e60 r6:85857d00 r5:83af5400 [ 1349.747973][ T32] r4:00000001 [ 1349.747992][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.748028][ T32] Exception stack(0xec995fb0 to 0xec995ff8) [ 1349.748054][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.748082][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.748108][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.748136][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.748207][ T32] r4:84bb0400 [ 1349.748681][ T32] INFO: task kworker/1:409:6003 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1349.748758][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.748886][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.748933][ T32] Call trace: [ 1349.748992][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.749045][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1349.749069][ T32] r4:00000000 [ 1349.749088][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.749128][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1349.749156][ T32] 9d20: c81ee000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1349.749184][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1349.749242][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.749269][ T32] r5:80070013 r4:80239bb0 [ 1349.749314][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.749360][ T32] r4:82ac21e4 [ 1349.749381][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.749469][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1349.749496][ T32] r4:e0539dc0 [ 1349.749516][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.749559][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1349.749592][ T32] r4:00000000 [ 1349.749646][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.749694][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1349.749716][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.749785][ T32] r5:00001000 r4:e033d000 [ 1349.749809][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1349.749967][ T32] r5:84b4d38c r4:84b4d000 ** 7 printk messages dropped ** [ 1349.750363][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1349.767282][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1349.767701][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1349.768127][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1349.768780][ T32] r5:00001000 r4:ec637000 ** 2 printk messages dropped ** [ 1349.768970][ T32] r5:859adf8c r4:859adc00 ** 1 printk messages dropped ** [ 1349.769088][ T32] r7:ddde2d80 r6:83018200 r5:859adf8c r4:850e3780 ** 5 printk messages dropped ** [ 1349.769344][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1349.769559][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1349.770375][ T32] Call trace: ** 5 printk messages dropped ** [ 1349.781106][ T32] 9d20: c8be0000 edb95000 00000001 80239b98 7f53b000 00000001 ** 7 printk messages dropped ** [ 1349.781501][ T32] r4:e0539dc0 ** 4 printk messages dropped ** [ 1349.781729][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 ** 9 printk messages dropped ** [ 1349.782132][ T32] r4:84bc7b80 ** 3 printk messages dropped ** [ 1349.782289][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1349.782614][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1349.782896][ T32] r4:83af6c00 ** 3 printk messages dropped ** [ 1349.783026][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1349.783417][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1349.783596][ T32] r5:8592c78c r4:8592c400 ** 3 printk messages dropped ** [ 1349.783804][ T32] r10:61c88647 r9:83af6c00 r8:85857e2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1349.783889][ T32] r10:00000000 r9:85857e00 r8:80287e08 r7:ec775e60 r6:85857f80 r5:83af6c00 [ 1349.783938][ T32] r4:00000001 [ 1349.783961][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.783997][ T32] Exception stack(0xec971fb0 to 0xec971ff8) [ 1349.784023][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.784083][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.784113][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.784174][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.784198][ T32] r4:85038700 [ 1349.784637][ T32] INFO: task kworker/0:1020:6008 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1349.784674][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.784745][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.784869][ T32] Call trace: [ 1349.784901][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.784955][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1349.784979][ T32] r4:00000000 [ 1349.784998][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.785089][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1349.785132][ T32] 9d20: c8be0000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1349.785165][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1349.785190][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.785213][ T32] r5:80070013 r4:80239bb0 [ 1349.785233][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.785273][ T32] r4:82ac21e4 [ 1349.785294][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.785352][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1349.785375][ T32] r4:e0539dc0 [ 1349.785394][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.785434][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1349.785457][ T32] r4:00000000 [ 1349.785509][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.785560][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1349.785581][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.785623][ T32] r5:00001000 r4:e033d000 [ 1349.785643][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.785682][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.785723][ T32] r5:84b4d38c r4:84b4d000 [ 1349.785771][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.785821][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1349.785842][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.785888][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.785910][ T32] r4:84bc7b80 [ 1349.785929][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.785975][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1349.786039][ T32] r4:00000001 [ 1349.786061][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.786098][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1349.786136][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.786164][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.786190][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.786218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.786239][ T32] r4:84bcf980 [ 1349.786270][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.786337][ T32] INFO: task kworker/1:411:6009 blocked for more than 476 seconds. [ 1349.786372][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.786396][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.786455][ T32] task:kworker/1:411 state:D stack:0 pid:6009 tgid:6009 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.786555][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.786636][ T32] Call trace: [ 1349.786696][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1349.786747][ T32] r10:8291a684 r9:ec9a1d84 r8:00000002 r7:60000013 r6:ec9a1d8c r5:85949800 [ 1349.786770][ T32] r4:85949800 [ 1349.786790][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1349.786868][ T32] r5:85949800 r4:8291a680 [ 1349.786892][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.786966][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.787050][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9a1e08 [ 1349.787077][ T32] r4:00000000 [ 1349.787096][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1349.787131][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.787204][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.787248][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bb08c0 [ 1349.787272][ T32] r4:00000000 [ 1349.787345][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.787394][ T32] r9:83018205 r8:85949800 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1349.787460][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.787541][ T32] r5:00001000 r4:ec667000 [ 1349.787595][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.787677][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.787758][ T32] r5:859ae38c r4:859ae000 [ 1349.787807][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.787890][ T32] r7:ddde2d80 r6:83018200 r5:859ae38c r4:850e3900 [ 1349.787943][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.787993][ T32] r10:61c88647 r9:85949800 r8:850e392c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.788032][ T32] r4:850e3900 [ 1349.788055][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.788101][ T32] r10:00000000 r9:850e3900 r8:80287e08 r7:ec995e60 r6:85857e80 r5:85949800 [ 1349.788124][ T32] r4:00000001 [ 1349.788142][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.788207][ T32] Exception stack(0xec9a1fb0 to 0xec9a1ff8) [ 1349.788238][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.788318][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.788364][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.788394][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.788447][ T32] r4:84bb0800 [ 1349.788750][ T32] INFO: task kworker/1:411:6009 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1349.788788][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.788875][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.788971][ T32] Call trace: [ 1349.789003][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.789056][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 3 printk messages dropped ** [ 1349.789227][ T32] 9d20: c8be0000 edb95000 00000001 80239b98 7f53b000 00000001 ** 10 printk messages dropped ** [ 1349.789692][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.789971][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1349.812551][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1349.812989][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1349.813514][ T32] r5:85138000 r4:8291a680 ** 5 printk messages dropped ** [ 1349.813802][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1349.813910][ T32] r4:00000000 [ 1349.813930][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.814009][ T32] r9:83018205 r8:85138000 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1349.814034][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.814123][ T32] r5:00001000 r4:ec691000 [ 1349.814148][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.814225][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.814271][ T32] r5:859aeb8c r4:859ae800 [ 1349.814292][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.814372][ T32] r7:ddde2d80 r6:83018200 r5:859aeb8c r4:850e3980 [ 1349.814397][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.814465][ T32] r10:61c88647 r9:85138000 r8:850e39ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.814492][ T32] r4:850e3980 [ 1349.814511][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.814556][ T32] r10:00000000 r9:850e3980 r8:80287e08 r7:ec995e60 r6:85857f00 r5:85138000 [ 1349.814578][ T32] r4:00000001 [ 1349.814596][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.814660][ T32] Exception stack(0xec9a5fb0 to 0xec9a5ff8) [ 1349.814690][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.814765][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.814853][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.814885][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.814908][ T32] r4:84bb0980 [ 1349.815354][ T32] INFO: task kworker/1:412:6012 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1349.815439][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.815558][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.815607][ T32] Call trace: [ 1349.815636][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.815689][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1349.815713][ T32] r4:00000000 [ 1349.815732][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.815823][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1349.815855][ T32] 9d20: c91f5000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1349.815884][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1349.815920][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.815970][ T32] r5:80070013 r4:80239bb0 [ 1349.815994][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.816038][ T32] r4:82ac21e4 [ 1349.816058][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.816100][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1349.816122][ T32] r4:e0539dc0 [ 1349.816141][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.816181][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1349.816203][ T32] r4:00000000 [ 1349.816222][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.816269][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1349.816290][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.816368][ T32] r5:00001000 r4:e033d000 [ 1349.816389][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.816430][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.816472][ T32] r5:84b4d38c r4:84b4d000 [ 1349.816491][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.816538][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 ** 4 printk messages dropped ** [ 1349.816691][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 10 printk messages dropped ** [ 1349.817027][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1349.817266][ T32] r10:8291a684 r9:ec9a9d84 r8:00000002 r7:60000113 r6:ec9a9d8c r5:85138c00 ** 9 printk messages dropped ** [ 1349.817716][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1349.818044][ T32] r5:859aef8c r4:859aec00 ** 1 printk messages dropped ** [ 1349.818110][ T32] r7:ddde2d80 r6:83018200 r5:859aef8c r4:850e3600 ** 7 printk messages dropped ** [ 1349.818422][ T32] Exception stack(0xec9a9fb0 to 0xec9a9ff8) ** 4 printk messages dropped ** [ 1349.818601][ T32] r4:84bb09c0 ** 5 printk messages dropped ** [ 1349.819213][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 6 printk messages dropped ** [ 1349.819556][ T32] r5:80070013 r4:80239bb0 ** 4 printk messages dropped ** [ 1349.819767][ T32] r4:e0539dc0 ** 6 printk messages dropped ** [ 1349.820227][ T32] r5:00001000 r4:e033d000 ** 5 printk messages dropped ** [ 1349.841559][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1349.842938][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1349.844132][ T32] task:kworker/1:414 state:D stack:0 pid:6016 tgid:6016 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1349.846349][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1349.847131][ T32] r5:00001000 r4:ec72d000 ** 2 printk messages dropped ** [ 1349.847454][ T32] r5:859af38c r4:859af000 [ 1349.847547][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1349.847853][ T32] r4:850e3a80 ** 4 printk messages dropped ** [ 1349.848367][ T32] Exception stack(0xec9adfb0 to 0xec9adff8) ** 6 printk messages dropped ** [ 1349.850192][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1349.892588][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1349.892642][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.892695][ T32] r5:80070013 r4:80239bb0 [ 1349.892741][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.892834][ T32] r4:82ac21e4 [ 1349.892911][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.893010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1349.893059][ T32] r4:e0539dc0 [ 1349.893101][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.893189][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1349.893258][ T32] r4:00000000 [ 1349.893311][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.893412][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1349.893460][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.893569][ T32] r5:00001000 r4:e033d000 [ 1349.893614][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.893697][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.893788][ T32] r5:84b4d38c r4:84b4d000 [ 1349.893832][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.893928][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1349.893974][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.894076][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.894126][ T32] r4:84bc7b80 [ 1349.894169][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.894265][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1349.894329][ T32] r4:00000001 [ 1349.894379][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.894459][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1349.894559][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.894630][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.894687][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.894749][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.894854][ T32] r4:84bcf980 [ 1349.894938][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.895004][ T32] INFO: task kworker/1:415:6018 blocked for more than 476 seconds. [ 1349.895068][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.895119][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.895196][ T32] task:kworker/1:415 state:D stack:0 pid:6018 tgid:6018 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.895311][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.895400][ T32] Call trace: [ 1349.895526][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1349.895635][ T32] r10:8291a684 r9:ec9b1d84 r8:00000002 r7:60000113 r6:ec9b1d8c r5:8513a400 [ 1349.895689][ T32] r4:8513a400 [ 1349.895750][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1349.895852][ T32] r5:8513a400 r4:8291a680 [ 1349.895898][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.895978][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.896073][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9b1e08 [ 1349.896123][ T32] r4:00000000 [ 1349.896164][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1349.896237][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.896311][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.896430][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bb0ec0 [ 1349.896544][ T32] r4:00000000 [ 1349.896602][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.896699][ T32] r9:83018205 r8:8513a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1349.896745][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.896832][ T32] r5:00001000 r4:ec76f000 [ 1349.896875][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.896956][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.897039][ T32] r5:859af78c r4:859af400 [ 1349.897083][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.897175][ T32] r7:ddde2d80 r6:83018200 r5:859af78c r4:850e3b00 [ 1349.897260][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.897368][ T32] r10:61c88647 r9:8513a400 r8:850e3b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.897416][ T32] r4:850e3b00 [ 1349.897459][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.897558][ T32] r10:00000000 r9:850e3b00 r8:80287e08 r7:ec9ade60 r6:8528cf80 r5:8513a400 [ 1349.897607][ T32] r4:00000001 [ 1349.897656][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.897733][ T32] Exception stack(0xec9b1fb0 to 0xec9b1ff8) [ 1349.897791][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.897853][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.897914][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.897975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.898028][ T32] r4:84bb0cc0 [ 1349.898822][ T32] INFO: task kworker/1:415:6018 is blocked on a mutex likely owned by task kworker/0:181:3703. ** 8 printk messages dropped ** [ 1349.899677][ T32] 9d20: c9e1d000 edb95000 00000001 80239b98 7f53b000 00000001 ** 7 printk messages dropped ** [ 1349.900276][ T32] r4:e0539dc0 ** 7 printk messages dropped ** [ 1349.921609][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1349.922393][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 9 printk messages dropped ** [ 1349.923029][ T32] INFO: task kworker/1:416:6020 blocked for more than 476 seconds. ** 10 printk messages dropped ** [ 1349.923890][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1349.924683][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1349.925213][ T32] r5:859afb8c r4:859af800 [ 1349.925272][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.925372][ T32] r7:ddde2d80 r6:83018200 r5:859afb8c r4:850e3b80 ** 2 printk messages dropped ** [ 1349.925670][ T32] r4:850e3b80 ** 4 printk messages dropped ** [ 1349.926059][ T32] Exception stack(0xec9b5fb0 to 0xec9b5ff8) ** 2 printk messages dropped ** [ 1349.926235][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.926318][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.926374][ T32] r4:84bb0e00 [ 1349.927143][ T32] INFO: task kworker/1:416:6020 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1349.927222][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.927386][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.927481][ T32] Call trace: [ 1349.927576][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.927688][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1349.927823][ T32] r4:00000000 [ 1349.927873][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.927956][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1349.928015][ T32] 9d20: ca124000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1349.928076][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1349.928148][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1349.928240][ T32] r5:80070013 r4:80239bb0 [ 1349.928297][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.928414][ T32] r4:82ac21e4 [ 1349.928475][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.928581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1349.928633][ T32] r4:e0539dc0 [ 1349.928677][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.928766][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1349.928831][ T32] r4:00000000 [ 1349.928884][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.929019][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1349.929073][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.929161][ T32] r5:00001000 r4:e033d000 [ 1349.929209][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.929299][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.929393][ T32] r5:84b4d38c r4:84b4d000 [ 1349.929435][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.929533][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1349.929587][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.929691][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.929739][ T32] r4:84bc7b80 [ 1349.929783][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.929910][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1349.929990][ T32] r4:00000001 [ 1349.930096][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.930194][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1349.930319][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.930386][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.930481][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.951283][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.951380][ T32] r4:84bcf980 [ 1349.951433][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.951494][ T32] INFO: task kworker/1:417:6024 blocked for more than 476 seconds. [ 1349.951562][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.951619][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.951726][ T32] task:kworker/1:417 state:D stack:0 pid:6024 tgid:6024 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.951851][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.951999][ T32] Call trace: [ 1349.952070][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1349.952184][ T32] r10:8291a684 r9:ec9c5d84 r8:00000002 r7:60000013 r6:ec9c5d8c r5:8513e000 [ 1349.952235][ T32] r4:8513e000 [ 1349.952299][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1349.952414][ T32] r5:8513e000 r4:8291a680 [ 1349.952462][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.952542][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.952630][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9c5e08 [ 1349.952806][ T32] r4:00000000 [ 1349.952886][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1349.952963][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.953042][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.953146][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8500b040 [ 1349.953234][ T32] r4:00000000 [ 1349.953310][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.953428][ T32] r9:83018205 r8:8513e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1349.953481][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.953576][ T32] r5:00001000 r4:ec7b3000 [ 1349.953621][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1349.953909][ T32] r5:859aff8c r4:859afc00 [ 1349.954004][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1349.954417][ T32] r4:850e3c00 ** 2 printk messages dropped ** [ 1349.954723][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1349.955486][ T32] r4:85018080 ** 5 printk messages dropped ** [ 1349.957132][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 8 printk messages dropped ** [ 1349.957786][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1349.958224][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 11 printk messages dropped ** [ 1349.959172][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1349.959741][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1349.989194][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1349.990142][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.001122][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.001769][ T32] r5:859b038c r4:859b0000 [ 1350.001814][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1350.002399][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1350.002843][ T32] r4:85018080 ** 8 printk messages dropped ** [ 1350.004588][ T32] Exception stack(0xe0539d28 to 0xe0539d70) ** 8 printk messages dropped ** [ 1350.005152][ T32] r4:e0539dc0 ** 4 printk messages dropped ** [ 1350.005507][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1350.005617][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.005713][ T32] r5:00001000 r4:e033d000 [ 1350.005782][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.005873][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.005962][ T32] r5:84b4d38c r4:84b4d000 [ 1350.006007][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.006105][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1350.006151][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.006248][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.006307][ T32] r4:84bc7b80 [ 1350.006350][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.006444][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1350.006494][ T32] r4:00000001 [ 1350.006577][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.006714][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1350.006774][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.006843][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.006903][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.006968][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.007045][ T32] r4:84bcf980 [ 1350.007097][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.007159][ T32] INFO: task kworker/1:419:6026 blocked for more than 476 seconds. [ 1350.007224][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.007276][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.007329][ T32] task:kworker/1:419 state:D stack:0 pid:6026 tgid:6026 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.007463][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.007567][ T32] Call trace: [ 1350.007685][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1350.007788][ T32] r10:8291a684 r9:ec9cdd84 r8:00000002 r7:60000113 r6:ec9cdd8c r5:8513bc00 [ 1350.007841][ T32] r4:8513bc00 [ 1350.007886][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1350.007973][ T32] r5:8513bc00 r4:8291a680 [ 1350.008021][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.008117][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.008222][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9cde08 [ 1350.008273][ T32] r4:00000000 [ 1350.008325][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1350.008485][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.008568][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.008659][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850181c0 [ 1350.008708][ T32] r4:00000000 [ 1350.008752][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.008846][ T32] r9:83018205 r8:8513bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 1350.008892][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.008981][ T32] r5:00001000 r4:ec7f1000 [ 1350.009024][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.009104][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.009195][ T32] r5:859b078c r4:859b0400 [ 1350.009239][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.009341][ T32] r7:ddde2d80 r6:83018200 r5:859b078c r4:850e3800 [ 1350.009389][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.009485][ T32] r10:61c88647 r9:8513bc00 r8:850e382c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.009564][ T32] r4:850e3800 [ 1350.009642][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.009746][ T32] r10:00000000 r9:850e3800 r8:80287e08 r7:ec9c9e60 r6:850c2180 r5:8513bc00 [ 1350.009797][ T32] r4:00000001 [ 1350.009838][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.009912][ T32] Exception stack(0xec9cdfb0 to 0xec9cdff8) [ 1350.009969][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.010030][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.010090][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.010153][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.010228][ T32] r4:850182c0 [ 1350.037781][ T32] INFO: task kworker/1:419:6026 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1350.038024][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.038319][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.038445][ T32] Call trace: [ 1350.038517][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1350.038815][ T32] Exception stack(0xe0539d28 to 0xe0539d70) ** 5 printk messages dropped ** [ 1350.039176][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1350.039637][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.040145][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1350.048929][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1350.049409][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.064592][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1350.065511][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1350.066422][ T32] r5:00001000 r4:ec9d3000 ** 2 printk messages dropped ** [ 1350.066661][ T32] r5:859b0b8c r4:859b0800 [ 1350.066740][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.066844][ T32] r7:ddde2d80 r6:83018200 r5:859b0b8c r4:850e3d80 [ 1350.066924][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.067030][ T32] r10:61c88647 r9:859e0c00 r8:850e3dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.067108][ T32] r4:850e3d80 [ 1350.067212][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.067326][ T32] r10:00000000 r9:850e3d80 r8:80287e08 r7:ec9cde60 r6:850c2200 r5:859e0c00 [ 1350.067380][ T32] r4:00000001 [ 1350.067441][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.067527][ T32] Exception stack(0xec9e1fb0 to 0xec9e1ff8) [ 1350.067588][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.067657][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.067716][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.067777][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.067824][ T32] r4:85018180 [ 1350.068602][ T32] INFO: task kworker/1:420:6029 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1350.068765][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.068931][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.069142][ T32] Call trace: [ 1350.069235][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.069415][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1350.069472][ T32] r4:00000000 [ 1350.069518][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.069767][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1350.069838][ T32] 9d20: caefc000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1350.069903][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1350.069992][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1350.070051][ T32] r5:80070013 r4:80239bb0 [ 1350.070097][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.070267][ T32] r4:82ac21e4 [ 1350.070421][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.084587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1350.084676][ T32] r4:e0539dc0 [ 1350.084809][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.084935][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1350.084988][ T32] r4:00000000 [ 1350.085070][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.085173][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1350.085225][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.085332][ T32] r5:00001000 r4:e033d000 ** 2 printk messages dropped ** [ 1350.085775][ T32] r5:84b4d38c r4:84b4d000 ** 4 printk messages dropped ** [ 1350.086117][ T32] r4:84bc7b80 ** 4 printk messages dropped ** [ 1350.086592][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) ** 4 printk messages dropped ** [ 1350.086891][ T32] r4:84bcf980 ** 4 printk messages dropped ** [ 1350.087255][ T32] task:kworker/1:421 state:D stack:0 pid:6030 tgid:6030 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.087392][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.087483][ T32] Call trace: [ 1350.087610][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1350.087725][ T32] r10:8291a684 r9:ec999d84 r8:00000002 r7:60000113 r6:ec999d8c r5:85992400 [ 1350.087796][ T32] r4:85992400 [ 1350.087847][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1350.087940][ T32] r5:85992400 r4:8291a680 [ 1350.087985][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.088067][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.088155][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec999e08 [ 1350.088205][ T32] r4:00000000 [ 1350.088248][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1350.088372][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.088450][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.088536][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85018600 [ 1350.088585][ T32] r4:00000000 [ 1350.088629][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.088721][ T32] r9:83018205 r8:85992400 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 1350.088767][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.088871][ T32] r5:00001000 r4:ec9eb000 [ 1350.088987][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.089081][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.089168][ T32] r5:859b138c r4:859b1000 [ 1350.089211][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.089325][ T32] r7:ddde2d80 r6:83018200 r5:859b138c r4:850e3e80 [ 1350.089411][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.089516][ T32] r10:61c88647 r9:85992400 r8:850e3eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.089565][ T32] r4:850e3e80 [ 1350.089610][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.089702][ T32] r10:00000000 r9:850e3e80 r8:80287e08 r7:ec9e1e60 r6:850e3e00 r5:85992400 [ 1350.089750][ T32] r4:00000001 [ 1350.089831][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.089912][ T32] Exception stack(0xec999fb0 to 0xec999ff8) [ 1350.089972][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.090171][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.090238][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.090316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.090366][ T32] r4:85018180 [ 1350.111892][ T32] INFO: task kworker/1:421:6030 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1350.112059][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.112276][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.112445][ T32] Call trace: [ 1350.112826][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.112952][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 3 printk messages dropped ** [ 1350.113255][ T32] 9d20: cb2d2000 edb95000 00000001 80239b98 7f53b000 00000001 ** 9 printk messages dropped ** [ 1350.114062][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 9 printk messages dropped ** [ 1350.114906][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 ** 5 printk messages dropped ** [ 1350.115336][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1350.115594][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1350.116566][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1350.117109][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9d1e08 ** 9 printk messages dropped ** [ 1350.117842][ T32] r5:00001000 r4:ec9d9000 ** 2 printk messages dropped ** [ 1350.118077][ T32] r5:859b0f8c r4:859b0c00 [ 1350.118123][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1350.118602][ T32] r10:00000000 r9:850e3f00 r8:80287e08 r7:ec999e60 r6:850e3f80 r5:85993c00 ** 7 printk messages dropped ** [ 1350.119159][ T32] r4:85018480 ** 3 printk messages dropped ** [ 1350.120064][ T32] Call trace: ** 5 printk messages dropped ** [ 1350.141371][ T32] 9d20: cb5cb000 edb95000 00000001 80239b98 7f53b000 00000001 ** 7 printk messages dropped ** [ 1350.141925][ T32] r4:e0539dc0 ** 2 printk messages dropped ** [ 1350.142151][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.142682][ T32] r5:84b4d38c r4:84b4d000 ** 6 printk messages dropped ** [ 1350.143265][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 7 printk messages dropped ** [ 1350.144504][ T32] r4:84bcf980 ** 4 printk messages dropped ** [ 1350.144836][ T32] task:kworker/1:423 state:D stack:0 pid:6034 tgid:6034 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1350.145719][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9e9e08 ** 8 printk messages dropped ** [ 1350.146596][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1350.146998][ T32] r5:859b1f8c r4:859b1c00 ** 2 printk messages dropped ** [ 1350.147488][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.147727][ T32] r10:61c88647 r9:85994800 r8:850e3cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.147786][ T32] r4:850e3c80 [ 1350.147832][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.147932][ T32] r10:00000000 r9:850e3c80 r8:80287e08 r7:ec999e60 r6:850e8f80 r5:85994800 [ 1350.148028][ T32] r4:00000001 [ 1350.148139][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.148297][ T32] Exception stack(0xec9e9fb0 to 0xec9e9ff8) [ 1350.148481][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.148690][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.148753][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.148820][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.148964][ T32] r4:85018540 [ 1350.149743][ T32] INFO: task kworker/1:423:6034 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1350.149856][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.150175][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.150751][ T32] Call trace: [ 1350.181308][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.181471][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1350.181525][ T32] r4:00000000 [ 1350.181575][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.181663][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1350.181736][ T32] 9d20: cb9ef000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1350.181800][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1350.181913][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1350.181976][ T32] r5:80070013 r4:80239bb0 [ 1350.182050][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.182168][ T32] r4:82ac21e4 [ 1350.182269][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.182422][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1350.182533][ T32] r4:e0539dc0 [ 1350.182584][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.182676][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1350.182725][ T32] r4:00000000 [ 1350.182770][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1350.183179][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1350.183510][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.183613][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.183663][ T32] r4:84bc7b80 [ 1350.183706][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.183801][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1350.183852][ T32] r4:00000001 [ 1350.183895][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.183972][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1350.184027][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.184090][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.184150][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.184267][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.184388][ T32] r4:84bcf980 [ 1350.184475][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.184565][ T32] INFO: task kworker/1:424:6036 blocked for more than 476 seconds. [ 1350.184634][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.184689][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.184736][ T32] task:kworker/1:424 state:D stack:0 pid:6036 tgid:6036 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.184933][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.185057][ T32] Call trace: [ 1350.185156][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1350.185299][ T32] r10:8291a684 r9:ec9fdd84 r8:00000002 r7:60000013 r6:ec9fdd8c r5:85996000 [ 1350.185356][ T32] r4:85996000 [ 1350.185401][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1350.185497][ T32] r5:85996000 r4:8291a680 [ 1350.185541][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.185656][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.185753][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9fde08 [ 1350.185802][ T32] r4:00000000 [ 1350.185844][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1350.185919][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.186021][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.186118][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850187c0 [ 1350.186167][ T32] r4:00000000 [ 1350.186210][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.186309][ T32] r9:83018205 r8:85996000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [ 1350.186357][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.186452][ T32] r5:00001000 r4:ec9f1000 ** 2 printk messages dropped ** [ 1350.186668][ T32] r5:859b178c r4:859b1400 [ 1350.186711][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1350.186935][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1350.187534][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.189071][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 2 printk messages dropped ** [ 1350.189248][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1350.189382][ T32] 9d20: cb9ef000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1350.189501][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1350.189565][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1350.189926][ T32] r5:80070013 r4:80239bb0 [ 1350.189979][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.190067][ T32] r4:82ac21e4 [ 1350.190113][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.190515][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1350.224891][ T32] r4:e0539dc0 [ 1350.224974][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.225106][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1350.225159][ T32] r4:00000000 [ 1350.225240][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.225360][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1350.225410][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.225506][ T32] r5:00001000 r4:e033d000 [ 1350.225567][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.225657][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.225750][ T32] r5:84b4d38c r4:84b4d000 [ 1350.225797][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.225898][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1350.225944][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.226045][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.226098][ T32] r4:84bc7b80 [ 1350.226146][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.226244][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1350.226310][ T32] r4:00000001 [ 1350.226357][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.226439][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1350.226500][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.226561][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.226622][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.226686][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.226733][ T32] r4:84bcf980 [ 1350.226784][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.226912][ T32] INFO: task kworker/1:425:6038 blocked for more than 476 seconds. [ 1350.226985][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.227039][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.227086][ T32] task:kworker/1:425 state:D stack:0 pid:6038 tgid:6038 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.227202][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.227342][ T32] Call trace: ** 5 printk messages dropped ** [ 1350.227813][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1350.228624][ T32] r9:83018205 r8:85993000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 ** 4 printk messages dropped ** [ 1350.229075][ T32] r5:859b1b8c r4:859b1800 [ 1350.229127][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1350.229431][ T32] r4:850e3d00 ** 4 printk messages dropped ** [ 1350.229897][ T32] Exception stack(0xeca0dfb0 to 0xeca0dff8) ** 6 printk messages dropped ** [ 1350.246308][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1350.247267][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1350.247911][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 10 printk messages dropped ** [ 1350.248829][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1350.249353][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1350.250004][ T32] INFO: task kworker/0:1021:6040 blocked for more than 476 seconds. ** 9 printk messages dropped ** [ 1350.272185][ T32] r5:85998c00 r4:8291a680 ** 1 printk messages dropped ** [ 1350.272321][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1350.273426][ T32] r9:83018005 r8:85998c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 ** 4 printk messages dropped ** [ 1350.274004][ T32] r5:8592cf8c r4:8592cc00 ** 3 printk messages dropped ** [ 1350.274301][ T32] r10:61c88647 r9:85998c00 r8:850c22ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1350.274997][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1350.276417][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 4 printk messages dropped ** [ 1350.276744][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 ** 6 printk messages dropped ** [ 1350.277322][ T32] r4:e0539dc0 [ 1350.277369][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.277491][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1350.277581][ T32] r4:00000000 [ 1350.277638][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.277738][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1350.277783][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.277874][ T32] r5:00001000 r4:e033d000 [ 1350.277921][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.278003][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.278089][ T32] r5:84b4d38c r4:84b4d000 [ 1350.278137][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.278235][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1350.278282][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.278394][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.278460][ T32] r4:84bc7b80 [ 1350.278510][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.278612][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1350.278715][ T32] r4:00000001 [ 1350.278764][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.278841][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1350.278897][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.278970][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.279036][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.279099][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.279151][ T32] r4:84bcf980 [ 1350.279196][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.279258][ T32] INFO: task kworker/0:1023:6043 blocked for more than 476 seconds. [ 1350.279331][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.279487][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.279542][ T32] task:kworker/0:1023 state:D stack:0 pid:6043 tgid:6043 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.279669][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.279756][ T32] Call trace: [ 1350.279820][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1350.279915][ T32] r10:8291a684 r9:eca29d84 r8:00000002 r7:60000113 r6:eca29d8c r5:8599a400 [ 1350.280022][ T32] r4:8599a400 [ 1350.280147][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1350.280245][ T32] r5:8599a400 r4:8291a680 [ 1350.280296][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.280411][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.311327][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca29e08 [ 1350.311421][ T32] r4:00000000 [ 1350.311486][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1350.311608][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.311692][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.311784][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f3ec0 [ 1350.311833][ T32] r4:00000000 [ 1350.311881][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.311984][ T32] r9:83018005 r8:8599a400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1350.312140][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.312245][ T32] r5:00001000 r4:ec491000 [ 1350.312303][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.312427][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.312517][ T32] r5:8592d38c r4:8592d000 [ 1350.312562][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1350.312819][ T32] r10:61c88647 r9:8599a400 r8:850c23ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1350.313560][ T32] r4:850f3380 ** 5 printk messages dropped ** [ 1350.314917][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 8 printk messages dropped ** [ 1350.315767][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1350.316145][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 10 printk messages dropped ** [ 1350.317009][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1350.317681][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1350.318352][ T32] task:kworker/1:426 state:D stack:0 pid:6045 tgid:6045 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1350.319721][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1350.320325][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1350.343111][ T32] r7:ddde2d80 r6:83018200 r5:859b238c r4:851e6200 ** 2 printk messages dropped ** [ 1350.343317][ T32] r4:851e6200 [ 1350.343363][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.343465][ T32] r10:00000000 r9:851e6200 r8:80287e08 r7:ec9e9e60 r6:851e6380 r5:85999800 [ 1350.343550][ T32] r4:00000001 [ 1350.343604][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.343718][ T32] Exception stack(0xeca31fb0 to 0xeca31ff8) [ 1350.343820][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.343891][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.343949][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.344044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.344100][ T32] r4:85018cc0 [ 1350.344894][ T32] INFO: task kworker/1:426:6045 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1350.344978][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.345133][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.345231][ T32] Call trace: [ 1350.345321][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.345441][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1350.345493][ T32] r4:00000000 [ 1350.345539][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.345628][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1350.345752][ T32] 9d20: cc982000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1350.345834][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1350.345895][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1350.345948][ T32] r5:80070013 r4:80239bb0 [ 1350.346013][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.346109][ T32] r4:82ac21e4 [ 1350.346157][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.346250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1350.346322][ T32] r4:e0539dc0 [ 1350.346376][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.346469][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1350.346562][ T32] r4:00000000 [ 1350.346615][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.346714][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1350.346766][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.346944][ T32] r5:00001000 r4:e033d000 [ 1350.346997][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.347136][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.347229][ T32] r5:84b4d38c r4:84b4d000 [ 1350.347277][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.347376][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1350.347423][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.347523][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.347580][ T32] r4:84bc7b80 [ 1350.347626][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.347726][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1350.347777][ T32] r4:00000001 [ 1350.347821][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.347897][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1350.347960][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.348028][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.348087][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.348147][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.348225][ T32] r4:84bcf980 [ 1350.348279][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.348359][ T32] INFO: task kworker/1:427:6048 blocked for more than 476 seconds. [ 1350.348430][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.348517][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.348627][ T32] task:kworker/1:427 state:D stack:0 pid:6048 tgid:6048 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.348732][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.348820][ T32] Call trace: [ 1350.348887][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1350.349037][ T32] r10:8291a684 r9:eca21d84 r8:00000002 r7:60000113 r6:eca21d8c r5:8599bc00 [ 1350.349174][ T32] r4:8599bc00 [ 1350.349244][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1350.349341][ T32] r5:8599bc00 r4:8291a680 [ 1350.349414][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.349503][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.349670][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca21e08 ** 2 printk messages dropped ** [ 1350.349875][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1350.378891][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.378982][ T32] r5:859b2b8c r4:859b2800 [ 1350.379031][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1350.379331][ T32] r4:851e6400 ** 3 printk messages dropped ** [ 1350.379760][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1350.387737][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1350.388245][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.388666][ T32] r5:80070013 r4:80239bb0 ** 6 printk messages dropped ** [ 1350.389538][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1350.389593][ T32] r4:00000000 [ 1350.389636][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.389733][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1350.389781][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.389870][ T32] r5:00001000 r4:e033d000 [ 1350.389916][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.390020][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.390116][ T32] r5:84b4d38c r4:84b4d000 [ 1350.390271][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.390521][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1350.404584][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.404753][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.404805][ T32] r4:84bc7b80 [ 1350.404855][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.404979][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1350.405033][ T32] r4:00000001 [ 1350.405079][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.405191][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1350.405538][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.405617][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.405695][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.405763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.406033][ T32] r4:84bcf980 [ 1350.406134][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.406198][ T32] INFO: task kworker/1:428:6050 blocked for more than 476 seconds. [ 1350.406265][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.406320][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.406366][ T32] task:kworker/1:428 state:D stack:0 pid:6050 tgid:6050 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.406497][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.406606][ T32] Call trace: [ 1350.406925][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1350.407033][ T32] r10:8291a684 r9:ec9f5d84 r8:00000002 r7:60000013 r6:ec9f5d8c r5:8599c800 [ 1350.407085][ T32] r4:8599c800 [ 1350.407147][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1350.407243][ T32] r5:8599c800 r4:8291a680 [ 1350.407523][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.407622][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.407902][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9f5e08 [ 1350.407957][ T32] r4:00000000 [ 1350.408001][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1350.408076][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.408155][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.408346][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bb0fc0 [ 1350.408407][ T32] r4:00000000 [ 1350.408453][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.408562][ T32] r9:83018205 r8:8599c800 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1350.408660][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.408769][ T32] r5:00001000 r4:eb475000 [ 1350.408871][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.408976][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.409070][ T32] r5:859b278c r4:859b2400 [ 1350.409160][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.409296][ T32] r7:ddde2d80 r6:83018200 r5:859b278c r4:851e6280 [ 1350.409443][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.409565][ T32] r10:61c88647 r9:8599c800 r8:851e62ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.409870][ T32] r4:851e6280 [ 1350.410055][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.410339][ T32] r10:00000000 r9:851e6280 r8:80287e08 r7:eca21e60 r6:851e6500 r5:8599c800 [ 1350.410493][ T32] r4:00000001 [ 1350.426166][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.426393][ T32] Exception stack(0xec9f5fb0 to 0xec9f5ff8) [ 1350.426525][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.426632][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.426993][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.427099][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.427155][ T32] r4:850f4100 [ 1350.427943][ T32] INFO: task kworker/1:428:6050 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1350.428030][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.428174][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.428346][ T32] Call trace: [ 1350.428687][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) ** 4 printk messages dropped ** [ 1350.429295][ T32] 9d20: cd19c000 edb95000 00000001 80239b98 7f53b000 00000001 ** 9 printk messages dropped ** [ 1350.445422][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 9 printk messages dropped ** [ 1350.446270][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 ** 5 printk messages dropped ** [ 1350.446739][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1350.446993][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.447811][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1350.448442][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1350.449098][ T32] r9:83018205 r8:8599d400 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 ** 4 printk messages dropped ** [ 1350.449628][ T32] r5:859b338c r4:859b3000 ** 1 printk messages dropped ** [ 1350.449928][ T32] r7:ddde2d80 r6:83018200 r5:859b338c r4:851e6580 ** 7 printk messages dropped ** [ 1350.450580][ T32] Exception stack(0xec8a1fb0 to 0xec8a1ff8) ** 7 printk messages dropped ** [ 1350.472426][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1350.472983][ T32] 9d20: cd52c000 edb95000 00000001 80239b98 7f53b000 00000001 ** 10 printk messages dropped ** [ 1350.473791][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.474192][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1350.474867][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1350.475248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1350.475745][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1350.476259][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1350.476372][ T32] r5:8599e000 r4:8291a680 [ 1350.476422][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.476506][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.476637][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec889e08 [ 1350.476693][ T32] r4:00000000 [ 1350.476737][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1350.476813][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.476886][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.477013][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f41c0 [ 1350.477070][ T32] r4:00000000 [ 1350.477115][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.477208][ T32] r9:83018205 r8:8599e000 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1350.477297][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.477473][ T32] r5:00001000 r4:eb6bf000 [ 1350.477603][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.477695][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.477783][ T32] r5:859b2f8c r4:859b2c00 [ 1350.477826][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.477921][ T32] r7:ddde2d80 r6:83018200 r5:859b2f8c r4:851e6300 [ 1350.477968][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.478237][ T32] r10:61c88647 r9:8599e000 r8:851e632c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.478319][ T32] r4:851e6300 [ 1350.478367][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.478462][ T32] r10:00000000 r9:851e6300 r8:80287e08 r7:ec8a1e60 r6:851e6780 r5:8599e000 [ 1350.478563][ T32] r4:00000001 [ 1350.478882][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.478965][ T32] Exception stack(0xec889fb0 to 0xec889ff8) [ 1350.479025][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.479138][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.479250][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.479320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.479672][ T32] r4:850f4180 [ 1350.480196][ T32] INFO: task kworker/1:430:6054 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1350.480271][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.509031][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.509259][ T32] Call trace: [ 1350.509340][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.509463][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1350.509515][ T32] r4:00000000 [ 1350.509575][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.509672][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1350.509742][ T32] 9d20: cd7ff000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1350.509806][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1350.509857][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1350.509914][ T32] r5:80070013 r4:80239bb0 [ 1350.509960][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.510047][ T32] r4:82ac21e4 [ 1350.510093][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.510187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1350.510236][ T32] r4:e0539dc0 [ 1350.510278][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.510374][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1350.510456][ T32] r4:00000000 [ 1350.521226][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.521393][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1350.521463][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.521636][ T32] r5:00001000 r4:e033d000 [ 1350.521691][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.521835][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.521932][ T32] r5:84b4d38c r4:84b4d000 [ 1350.521993][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.522142][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1350.522197][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.522324][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.522380][ T32] r4:84bc7b80 ** 1 printk messages dropped ** [ 1350.522526][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 9 printk messages dropped ** [ 1350.523247][ T32] INFO: task kworker/1:431:6057 blocked for more than 476 seconds. ** 9 printk messages dropped ** [ 1350.524237][ T32] r5:8599ec00 r4:8291a680 ** 5 printk messages dropped ** [ 1350.524722][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1350.525095][ T32] r9:83018205 r8:8599ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 ** 4 printk messages dropped ** [ 1350.525446][ T32] r5:859b378c r4:859b3400 [ 1350.525491][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1350.525829][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1350.526504][ T32] r4:850f4340 ** 2 printk messages dropped ** [ 1350.527474][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1350.528150][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 ** 9 printk messages dropped ** [ 1350.528837][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.529322][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.529420][ T32] r5:84b4d38c r4:84b4d000 [ 1350.529465][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.529627][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1350.529683][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.529791][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.529899][ T32] r4:84bc7b80 [ 1350.529976][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.530083][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1350.530133][ T32] r4:00000001 [ 1350.530176][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.530251][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1350.530310][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.530372][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.530493][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.554813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.554966][ T32] r4:84bcf980 [ 1350.555029][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.555109][ T32] INFO: task kworker/1:432:6058 blocked for more than 476 seconds. [ 1350.555180][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.555294][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.555350][ T32] task:kworker/1:432 state:D stack:0 pid:6058 tgid:6058 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.555469][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.555602][ T32] Call trace: [ 1350.555709][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1350.555827][ T32] r10:8291a684 r9:eca39d84 r8:00000002 r7:60000013 r6:eca39d8c r5:859e0000 [ 1350.555878][ T32] r4:859e0000 [ 1350.555980][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1350.556077][ T32] r5:859e0000 r4:8291a680 [ 1350.556121][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1350.556792][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.557261][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.557347][ T32] r5:859b3b8c r4:859b3800 ** 3 printk messages dropped ** [ 1350.557765][ T32] r10:61c88647 r9:859e0000 r8:851e672c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1350.557967][ T32] r10:00000000 r9:851e6700 r8:80287e08 r7:ec8e1e60 r6:850c2400 r5:859e0000 [ 1350.558038][ T32] r4:00000001 [ 1350.558085][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.558167][ T32] Exception stack(0xeca39fb0 to 0xeca39ff8) [ 1350.558227][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.558326][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.558391][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.558453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.558502][ T32] r4:850f44c0 [ 1350.559247][ T32] INFO: task kworker/1:432:6058 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1350.559325][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.559481][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.559584][ T32] Call trace: [ 1350.559680][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.559795][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1350.559886][ T32] r4:00000000 [ 1350.559937][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.560022][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1350.560140][ T32] 9d20: cdd93000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1350.560211][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1350.560267][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1350.560320][ T32] r5:80070013 r4:80239bb0 [ 1350.560387][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.581499][ T32] r4:82ac21e4 [ 1350.581589][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.581733][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1350.581793][ T32] r4:e0539dc0 [ 1350.581837][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.581945][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1350.582007][ T32] r4:00000000 [ 1350.582052][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.582174][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1350.582221][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.582330][ T32] r5:00001000 r4:e033d000 [ 1350.582381][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1350.582706][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 ** 5 printk messages dropped ** [ 1350.583160][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1350.583452][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.584130][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1350.584776][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1350.585531][ T32] r5:00001000 r4:ec439000 ** 2 printk messages dropped ** [ 1350.585871][ T32] r5:859b3f8c r4:859b3c00 [ 1350.585914][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1350.586218][ T32] r4:851e6800 ** 4 printk messages dropped ** [ 1350.586578][ T32] Exception stack(0xeca41fb0 to 0xeca41ff8) ** 6 printk messages dropped ** [ 1350.587820][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1350.588934][ T32] r5:80070013 r4:80239bb0 ** 4 printk messages dropped ** [ 1350.589313][ T32] r4:e0539dc0 ** 4 printk messages dropped ** [ 1350.589676][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 ** 7 printk messages dropped ** [ 1350.590298][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1350.622009][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1350.622584][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.622637][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.622682][ T32] task:kworker/1:434 state:D stack:0 pid:6062 tgid:6062 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.622838][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.623019][ T32] Call trace: [ 1350.623115][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1350.623227][ T32] r10:8291a684 r9:eca45d84 r8:00000002 r7:60000113 r6:eca45d8c r5:859e3c00 [ 1350.623315][ T32] r4:859e3c00 [ 1350.623410][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1350.623538][ T32] r5:859e3c00 r4:8291a680 [ 1350.623607][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.623695][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.623783][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca45e08 [ 1350.623880][ T32] r4:00000000 [ 1350.623930][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1350.624003][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.624082][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.624170][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f4e00 [ 1350.624219][ T32] r4:00000000 [ 1350.624265][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.624462][ T32] r9:83018205 r8:859e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1350.624515][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.624611][ T32] r5:00001000 r4:ec6d5000 [ 1350.624674][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.624762][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.624849][ T32] r5:859bcf8c r4:859bcc00 [ 1350.624898][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.624993][ T32] r7:ddde2d80 r6:83018200 r5:859bcf8c r4:851e6980 [ 1350.625039][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.625133][ T32] r10:61c88647 r9:859e3c00 r8:851e69ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.625182][ T32] r4:851e6980 [ 1350.625247][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.625349][ T32] r10:00000000 r9:851e6980 r8:80287e08 r7:eca41e60 r6:850c2500 r5:859e3c00 [ 1350.625411][ T32] r4:00000001 [ 1350.625494][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.625579][ T32] Exception stack(0xeca45fb0 to 0xeca45ff8) [ 1350.625665][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.625729][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.625788][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.625850][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.625925][ T32] r4:850f4700 [ 1350.626704][ T32] INFO: task kworker/1:434:6062 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1350.626883][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.627169][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.627264][ T32] Call trace: [ 1350.627333][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.627446][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1350.627494][ T32] r4:00000000 [ 1350.627537][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.627634][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1350.627730][ T32] 9d20: ce4c6000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1350.627798][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1350.627854][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1350.627936][ T32] r5:80070013 r4:80239bb0 [ 1350.628001][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.628120][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1350.628358][ T32] r4:e0539dc0 ** 4 printk messages dropped ** [ 1350.628859][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 ** 11 printk messages dropped ** [ 1350.630001][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 6 printk messages dropped ** [ 1350.645516][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.645601][ T32] r4:84bcf980 [ 1350.645690][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.645767][ T32] INFO: task kworker/1:435:6063 blocked for more than 477 seconds. [ 1350.645841][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.645926][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.645981][ T32] task:kworker/1:435 state:D stack:0 pid:6063 tgid:6063 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.646133][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.646285][ T32] Call trace: [ 1350.646359][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1350.646579][ T32] r10:8291a684 r9:eca49d84 r8:00000002 r7:60000113 r6:eca49d8c r5:859e4800 [ 1350.646651][ T32] r4:859e4800 [ 1350.646702][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1350.646833][ T32] r5:859e4800 r4:8291a680 [ 1350.646886][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.646971][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.647061][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca49e08 ** 7 printk messages dropped ** [ 1350.647747][ T32] r9:83018205 r8:859e4800 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 ** 4 printk messages dropped ** [ 1350.648166][ T32] r5:859bc38c r4:859bc000 [ 1350.648211][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1350.648611][ T32] r4:851e6a00 ** 4 printk messages dropped ** [ 1350.648948][ T32] Exception stack(0xeca49fb0 to 0xeca49ff8) ** 6 printk messages dropped ** [ 1350.650076][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1350.672996][ T32] r4:82ac21e4 ** 7 printk messages dropped ** [ 1350.674009][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 ** 9 printk messages dropped ** [ 1350.675286][ T32] r4:84bc7b80 ** 2 printk messages dropped ** [ 1350.675481][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1350.676071][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1350.676829][ T32] Call trace: ** 4 printk messages dropped ** [ 1350.677185][ T32] r5:859e5400 r4:8291a680 ** 6 printk messages dropped ** [ 1350.677722][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1350.678329][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1350.678761][ T32] r7:ddde2d80 r6:83018200 r5:859bcb8c r4:851e6900 ** 7 printk messages dropped ** [ 1350.679414][ T32] Exception stack(0xeca4dfb0 to 0xeca4dff8) ** 6 printk messages dropped ** [ 1350.711786][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1350.712790][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1350.713650][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 2 printk messages dropped ** [ 1350.713918][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1350.713994][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.714089][ T32] r5:00001000 r4:e033d000 [ 1350.714137][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.714217][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.714305][ T32] r5:84b4d38c r4:84b4d000 [ 1350.714385][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.714486][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1350.714531][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.714690][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.714817][ T32] r4:84bc7b80 [ 1350.714867][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.714997][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1350.715051][ T32] r4:00000001 [ 1350.715161][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.715326][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1350.715420][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.715490][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.715554][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.715678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.715867][ T32] r4:84bcf980 [ 1350.715921][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.716020][ T32] INFO: task kworker/0:1024:6068 blocked for more than 477 seconds. [ 1350.716091][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.716146][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.716197][ T32] task:kworker/0:1024 state:D stack:0 pid:6068 tgid:6068 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.716298][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.716412][ T32] Call trace: [ 1350.716519][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1350.716637][ T32] r10:8291a684 r9:eca35d84 r8:00000002 r7:60000113 r6:eca35d8c r5:859e6000 [ 1350.716691][ T32] r4:859e6000 [ 1350.716733][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1350.716840][ T32] r5:859e6000 r4:8291a680 [ 1350.716889][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.717064][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.717175][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca35e08 [ 1350.717225][ T32] r4:00000000 [ 1350.717266][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1350.717343][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.717455][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.717585][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f3a80 [ 1350.717641][ T32] r4:00000000 [ 1350.717732][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.717829][ T32] r9:83018005 r8:859e6000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1350.717879][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.717968][ T32] r5:00001000 r4:ec4c5000 [ 1350.718010][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.718122][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.718245][ T32] r5:8592d78c r4:8592d400 [ 1350.718293][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.718389][ T32] r7:dddced80 r6:83018000 r5:8592d78c r4:850c2680 [ 1350.718434][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.718526][ T32] r10:61c88647 r9:859e6000 r8:850c26ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.718585][ T32] r4:850c2680 [ 1350.718672][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.718837][ T32] r10:00000000 r9:850c2680 r8:80287e08 r7:eca25e60 r6:850c2800 r5:859e6000 [ 1350.718890][ T32] r4:00000001 [ 1350.718962][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.719071][ T32] Exception stack(0xeca35fb0 to 0xeca35ff8) [ 1350.719135][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.719227][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.719330][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.719401][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.719448][ T32] r4:850f3e80 [ 1350.720142][ T32] INFO: task kworker/0:1024:6068 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1350.720216][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.720379][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1350.745196][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1350.745468][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff ** 10 printk messages dropped ** [ 1350.745892][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 ** 9 printk messages dropped ** [ 1350.746269][ T32] r4:84bc7b80 ** 2 printk messages dropped ** [ 1350.746380][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1350.746585][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1350.746968][ T32] Call trace: ** 6 printk messages dropped ** [ 1350.747241][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1350.747522][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.747747][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1350.747852][ T32] r7:ddde2d80 r6:83018200 r5:859bd38c r4:851e6a80 ** 1 printk messages dropped ** [ 1350.747918][ T32] r10:61c88647 r9:859e6c00 r8:851e6aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.747941][ T32] r4:851e6a80 [ 1350.747961][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.748006][ T32] r10:00000000 r9:851e6a80 r8:80287e08 r7:eca45e60 r6:850c2700 r5:859e6c00 [ 1350.748056][ T32] r4:00000001 [ 1350.748078][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.748114][ T32] Exception stack(0xeca55fb0 to 0xeca55ff8) [ 1350.748140][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.748170][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.748195][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.748223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.748244][ T32] r4:850f4c40 [ 1350.748710][ T32] INFO: task kworker/1:437:6072 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1350.748783][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.748871][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.748938][ T32] Call trace: [ 1350.748978][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.749052][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1350.749100][ T32] r4:00000000 [ 1350.749123][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.749163][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1350.749222][ T32] 9d20: cef73000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1350.749254][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1350.749304][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1350.749329][ T32] r5:80070013 r4:80239bb0 [ 1350.749351][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.749391][ T32] r4:82ac21e4 [ 1350.749432][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.749479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1350.749502][ T32] r4:e0539dc0 [ 1350.749547][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.749595][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1350.749617][ T32] r4:00000000 [ 1350.749647][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.749696][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1350.749739][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.749785][ T32] r5:00001000 r4:e033d000 [ 1350.749807][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.749867][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.749938][ T32] r5:84b4d38c r4:84b4d000 [ 1350.749962][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.750010][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1350.750031][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.750078][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.750110][ T32] r4:84bc7b80 [ 1350.750154][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.750204][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1350.750228][ T32] r4:00000001 [ 1350.750246][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.750283][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1350.750331][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.750385][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.750436][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.763518][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.763624][ T32] r4:84bcf980 [ 1350.763679][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.763713][ T32] INFO: task kworker/1:438:6074 blocked for more than 477 seconds. [ 1350.763761][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.763811][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.763837][ T32] task:kworker/1:438 state:D stack:0 pid:6074 tgid:6074 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1350.764206][ T32] r5:859e3000 r4:8291a680 ** 6 printk messages dropped ** [ 1350.764559][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1350.764896][ T32] r5:859bf78c r4:859bf400 [ 1350.764919][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1350.765087][ T32] r10:61c88647 r9:859e3000 r8:851e6bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1350.765396][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1350.766199][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.766366][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1350.766663][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 10 printk messages dropped ** [ 1350.767102][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1350.767461][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1350.767841][ T32] Call trace: ** 6 printk messages dropped ** [ 1350.768130][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1350.768593][ T32] r9:83018205 r8:8513c800 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 ** 4 printk messages dropped ** [ 1350.768796][ T32] r5:859bd78c r4:859bd400 ** 1 printk messages dropped ** [ 1350.768890][ T32] r7:ddde2d80 r6:83018200 r5:859bd78c r4:851e6c00 ** 5 printk messages dropped ** [ 1350.769061][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1350.769194][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1350.769828][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 10 printk messages dropped ** [ 1350.770243][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 ** 11 printk messages dropped ** [ 1350.793729][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1350.794176][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1350.794630][ T32] Call trace: ** 4 printk messages dropped ** [ 1350.794870][ T32] r5:859e2400 r4:8291a680 ** 5 printk messages dropped ** [ 1350.795075][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.795110][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.795152][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858021c0 [ 1350.795174][ T32] r4:00000000 [ 1350.795202][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.795259][ T32] r9:83018205 r8:859e2400 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1350.795291][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.795358][ T32] r5:00001000 r4:ec861000 [ 1350.795389][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.795450][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.795518][ T32] r5:859bdb8c r4:859bd800 [ 1350.795540][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.795593][ T32] r7:ddde2d80 r6:83018200 r5:859bdb8c r4:851e6c80 [ 1350.795640][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.795713][ T32] r10:61c88647 r9:859e2400 r8:851e6cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.795760][ T32] r4:851e6c80 [ 1350.795781][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.795827][ T32] r10:00000000 r9:851e6c80 r8:80287e08 r7:eca5de60 r6:850c2880 r5:859e2400 [ 1350.795849][ T32] r4:00000001 [ 1350.795891][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.795952][ T32] Exception stack(0xeca69fb0 to 0xeca69ff8) [ 1350.795991][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.796022][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.796070][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.796110][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.796135][ T32] r4:858022c0 [ 1350.796585][ T32] INFO: task kworker/1:440:6077 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1350.796624][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.796706][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.796779][ T32] Call trace: [ 1350.796833][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.796896][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1350.796922][ T32] r4:00000000 [ 1350.796942][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.796998][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1350.797059][ T32] 9d20: cfafa000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1350.797091][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1350.797118][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1350.797141][ T32] r5:80070013 r4:80239bb0 [ 1350.797175][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.797217][ T32] r4:82ac21e4 [ 1350.797238][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.797279][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1350.797302][ T32] r4:e0539dc0 [ 1350.797337][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.797380][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1350.797424][ T32] r4:00000000 [ 1350.797447][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.797493][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1350.797514][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.797572][ T32] r5:00001000 r4:e033d000 [ 1350.797595][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.797643][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.797686][ T32] r5:84b4d38c r4:84b4d000 [ 1350.797705][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.797751][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1350.797772][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.797817][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.797840][ T32] r4:84bc7b80 [ 1350.797880][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.797939][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1350.797964][ T32] r4:00000001 [ 1350.798005][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.798043][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1350.798070][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.798107][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.798136][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.798195][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1350.798401][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 10 printk messages dropped ** [ 1350.799056][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca75e08 ** 7 printk messages dropped ** [ 1350.799311][ T32] r9:83018205 r8:850a9800 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 ** 4 printk messages dropped ** [ 1350.799512][ T32] r5:859bdf8c r4:859bdc00 ** 2 printk messages dropped ** [ 1350.799603][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1350.800002][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1350.811712][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 9 printk messages dropped ** [ 1350.812035][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1350.812537][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1350.812890][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1350.813088][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1350.813412][ T32] Call trace: ** 6 printk messages dropped ** [ 1350.813656][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1350.813975][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.814215][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.814279][ T32] r5:859be38c r4:859be000 [ 1350.814303][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.814350][ T32] r7:ddde2d80 r6:83018200 r5:859be38c r4:851e6e80 [ 1350.814371][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.814437][ T32] r10:61c88647 r9:850a8c00 r8:851e6eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.814472][ T32] r4:851e6e80 [ 1350.814508][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.814572][ T32] r10:00000000 r9:851e6e80 r8:80287e08 r7:eca5de60 r6:850c2b00 r5:850a8c00 [ 1350.814599][ T32] r4:00000001 [ 1350.814619][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.814655][ T32] Exception stack(0xeca7dfb0 to 0xeca7dff8) [ 1350.814683][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.814712][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.814760][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.814793][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.814818][ T32] r4:85802300 [ 1350.815228][ T32] INFO: task kworker/1:442:6082 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1350.815286][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.815396][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.815452][ T32] Call trace: [ 1350.815501][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.815563][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1350.815598][ T32] r4:00000000 [ 1350.815621][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.815663][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1350.815692][ T32] 9d20: cfafa000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1350.815743][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1350.815773][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1350.815810][ T32] r5:80070013 r4:80239bb0 [ 1350.815854][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.815900][ T32] r4:82ac21e4 [ 1350.815921][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.815964][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1350.816007][ T32] r4:e0539dc0 [ 1350.816031][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.816073][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1350.816096][ T32] r4:00000000 [ 1350.816116][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.816184][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1350.816210][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.816253][ T32] r5:00001000 r4:e033d000 [ 1350.816273][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.816313][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.816396][ T32] r5:84b4d38c r4:84b4d000 [ 1350.816440][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.816525][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1350.816556][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.816605][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.816629][ T32] r4:84bc7b80 [ 1350.816650][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.816712][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1350.816760][ T32] r4:00000001 [ 1350.816784][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.816843][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1350.816897][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.816929][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.816957][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.816986][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.817009][ T32] r4:84bcf980 [ 1350.817030][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.817058][ T32] INFO: task kworker/1:443:6084 blocked for more than 477 seconds. [ 1350.817109][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.817139][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.817162][ T32] task:kworker/1:443 state:D stack:0 pid:6084 tgid:6084 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.817210][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.817278][ T32] Call trace: [ 1350.817311][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1350.817375][ T32] r10:8291a684 r9:eca85d84 r8:00000002 r7:60000013 r6:eca85d8c r5:850aa400 [ 1350.817430][ T32] r4:850aa400 [ 1350.817455][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1350.817511][ T32] r5:850aa400 r4:8291a680 [ 1350.817558][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.817603][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.817652][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca85e08 ** 5 printk messages dropped ** [ 1350.817890][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.818198][ T32] r5:859be78c r4:859be400 [ 1350.818221][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1350.818374][ T32] r10:61c88647 r9:850aa400 r8:851e6b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1350.818762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1350.819250][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.819351][ T32] Call trace: [ 1350.819387][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.819441][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1350.819466][ T32] r4:00000000 [ 1350.819486][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.819527][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1350.819565][ T32] 9d20: cfafa000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1350.819595][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1350.819621][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1350.819657][ T32] r5:80070013 r4:80239bb0 [ 1350.819682][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.819770][ T32] r4:82ac21e4 [ 1350.819795][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.819860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1350.819888][ T32] r4:e0539dc0 [ 1350.819908][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.819950][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1350.819974][ T32] r4:00000000 [ 1350.820007][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.820056][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1350.820079][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.820122][ T32] r5:00001000 r4:e033d000 [ 1350.820142][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.820182][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.820244][ T32] r5:84b4d38c r4:84b4d000 [ 1350.820289][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.820389][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1350.820425][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.843861][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.843947][ T32] r4:84bc7b80 [ 1350.843973][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.844044][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1350.844091][ T32] r4:00000001 [ 1350.844126][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.844169][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1350.844222][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.844279][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.844359][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.844394][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1350.844498][ T32] INFO: task kworker/1:444:6086 blocked for more than 477 seconds. ** 9 printk messages dropped ** [ 1350.844902][ T32] r5:850ab000 r4:8291a680 ** 5 printk messages dropped ** [ 1350.845108][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1350.845534][ T32] r5:859beb8c r4:859be800 [ 1350.845564][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1350.845726][ T32] r10:61c88647 r9:850ab000 r8:851e6e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.845751][ T32] r4:851e6e00 [ 1350.845770][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.845826][ T32] r10:00000000 r9:851e6e00 r8:80287e08 r7:eca5de60 r6:850c2c00 r5:850ab000 [ 1350.845853][ T32] r4:00000001 [ 1350.845873][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.845909][ T32] Exception stack(0xeca8dfb0 to 0xeca8dff8) [ 1350.845936][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.845963][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.845989][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.846017][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.846060][ T32] r4:85802580 [ 1350.846510][ T32] INFO: task kworker/1:444:6086 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1350.846587][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.846672][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.846716][ T32] Call trace: [ 1350.846779][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.846837][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1350.846860][ T32] r4:00000000 [ 1350.846927][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.846976][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1350.847058][ T32] 9d20: d00c1000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1350.847090][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 ** 6 printk messages dropped ** [ 1350.847303][ T32] r4:e0539dc0 ** 4 printk messages dropped ** [ 1350.847521][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 ** 9 printk messages dropped ** [ 1350.847979][ T32] r4:84bc7b80 ** 5 printk messages dropped ** [ 1350.848230][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1350.848591][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1350.848926][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1350.849325][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1350.849558][ T32] r5:859bef8c r4:859bec00 [ 1350.849581][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1350.849812][ T32] r10:00000000 r9:857f6000 r8:80287e08 r7:eca5de60 r6:850c2c80 r5:850ad400 ** 7 printk messages dropped ** [ 1350.850086][ T32] r4:85802700 ** 4 printk messages dropped ** [ 1350.870944][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1350.871268][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1350.871731][ T32] r5:00001000 r4:e033d000 ** 6 printk messages dropped ** [ 1350.872027][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1350.872304][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1350.872812][ T32] Call trace: ** 4 printk messages dropped ** [ 1350.872995][ T32] r5:850abc00 r4:8291a680 ** 3 printk messages dropped ** [ 1350.873128][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.873321][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.873655][ T32] r5:859bf38c r4:859bf000 [ 1350.873699][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1350.873816][ T32] r10:61c88647 r9:850abc00 r8:857f61ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1350.874252][ T32] r4:85802980 ** 3 printk messages dropped ** [ 1350.874958][ T32] Call trace: ** 4 printk messages dropped ** [ 1350.875137][ T32] Exception stack(0xe0539d28 to 0xe0539d70) ** 2 printk messages dropped ** [ 1350.875238][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1350.875275][ T32] r5:80070013 r4:80239bb0 [ 1350.875297][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.875339][ T32] r4:82ac21e4 [ 1350.875379][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.875425][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1350.875449][ T32] r4:e0539dc0 [ 1350.875468][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.875510][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1350.875547][ T32] r4:00000000 [ 1350.875569][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.875636][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1350.875660][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.875703][ T32] r5:00001000 r4:e033d000 [ 1350.875723][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.875762][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.875803][ T32] r5:84b4d38c r4:84b4d000 [ 1350.875834][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.875885][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1350.875906][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.875953][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.875975][ T32] r4:84bc7b80 [ 1350.875993][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.876038][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1350.876060][ T32] r4:00000001 [ 1350.876089][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.876162][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1350.876191][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.876231][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.876260][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.876289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.876312][ T32] r4:84bcf980 [ 1350.876352][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.876389][ T32] INFO: task kworker/1:447:6095 blocked for more than 477 seconds. [ 1350.876455][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.876496][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.876520][ T32] task:kworker/1:447 state:D stack:0 pid:6095 tgid:6095 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.876581][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.876644][ T32] Call trace: [ 1350.876699][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1350.876747][ T32] r10:8291a684 r9:eca91d84 r8:00000002 r7:60000013 r6:eca91d8c r5:850ae000 [ 1350.876769][ T32] r4:850ae000 [ 1350.876789][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1350.876831][ T32] r5:850ae000 r4:8291a680 [ 1350.876850][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.876888][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.876928][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca91e08 [ 1350.876959][ T32] r4:00000000 [ 1350.876990][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1350.877026][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.877060][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.877101][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85802cc0 [ 1350.877124][ T32] r4:00000000 [ 1350.877177][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.877224][ T32] r9:83018205 r8:850ae000 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1350.877247][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.877310][ T32] r5:00001000 r4:eca97000 [ 1350.877341][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.877383][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.877425][ T32] r5:859bfb8c r4:859bf800 [ 1350.877443][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.877489][ T32] r7:ddde2d80 r6:83018200 r5:859bfb8c r4:857f6080 [ 1350.877530][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.877586][ T32] r10:61c88647 r9:850ae000 r8:857f60ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1350.877679][ T32] r10:00000000 r9:857f6080 r8:80287e08 r7:eca5de60 r6:850c2e80 r5:850ae000 ** 10 printk messages dropped ** [ 1350.878393][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.878707][ T32] Exception stack(0xe0539d28 to 0xe0539d70) ** 5 printk messages dropped ** [ 1350.878910][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1350.879137][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.879418][ T32] r5:84b4d38c r4:84b4d000 ** 3 printk messages dropped ** [ 1350.879554][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1350.879829][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.880166][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1350.911118][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1350.911585][ T32] r9:83018205 r8:850aec00 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 ** 4 printk messages dropped ** [ 1350.911792][ T32] r5:859bff8c r4:859bfc00 ** 2 printk messages dropped ** [ 1350.911889][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.911961][ T32] r10:61c88647 r9:850aec00 r8:857f622c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.912040][ T32] r4:857f6200 [ 1350.912063][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.912113][ T32] r10:00000000 r9:857f6200 r8:80287e08 r7:eca91e60 r6:850c2f00 r5:850aec00 [ 1350.912148][ T32] r4:00000001 [ 1350.912171][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.912250][ T32] Exception stack(0xecaa1fb0 to 0xecaa1ff8) [ 1350.912311][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.912371][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.912401][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.912432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.912468][ T32] r4:85802c00 [ 1350.912917][ T32] INFO: task kworker/1:448:6097 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1350.912960][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.913061][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.913179][ T32] Call trace: [ 1350.913241][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.913390][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1350.913444][ T32] r4:00000000 [ 1350.913495][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.913620][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1350.913653][ T32] 9d20: d0b25000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1350.913735][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1350.913771][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1350.913796][ T32] r5:80070013 r4:80239bb0 [ 1350.913817][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.913884][ T32] r4:82ac21e4 [ 1350.913910][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.913984][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1350.914011][ T32] r4:e0539dc0 [ 1350.914030][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.914084][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1350.914109][ T32] r4:00000000 [ 1350.914129][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.914176][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1350.914198][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1350.914414][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1350.914782][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1350.914809][ T32] r4:00000001 [ 1350.914861][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.914968][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1350.915002][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.915031][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.915057][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.915086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.915149][ T32] r4:84bcf980 [ 1350.915174][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.915245][ T32] INFO: task kworker/1:449:6099 blocked for more than 477 seconds. [ 1350.915284][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.915345][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.915397][ T32] task:kworker/1:449 state:D stack:0 pid:6099 tgid:6099 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.915462][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.915508][ T32] Call trace: [ 1350.915539][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1350.915590][ T32] r10:8291a684 r9:ecab1d84 r8:00000002 r7:60000013 r6:ecab1d8c r5:850ac800 [ 1350.915642][ T32] r4:850ac800 [ 1350.915667][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1350.915711][ T32] r5:850ac800 r4:8291a680 [ 1350.915743][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.915813][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.915859][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecab1e08 [ 1350.915885][ T32] r4:00000000 [ 1350.915904][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1350.915967][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.916006][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.916047][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f35c0 [ 1350.916069][ T32] r4:00000000 [ 1350.916116][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.916196][ T32] r9:83018205 r8:850ac800 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1350.916226][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.916294][ T32] r5:00001000 r4:ecaa7000 [ 1350.916355][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.916400][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.916527][ T32] r5:859c038c r4:859c0000 [ 1350.916583][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.916633][ T32] r7:ddde2d80 r6:83018200 r5:859c038c r4:857f6300 [ 1350.916656][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.916704][ T32] r10:61c88647 r9:850ac800 r8:857f632c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.916727][ T32] r4:857f6300 [ 1350.916788][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.916840][ T32] r10:00000000 r9:857f6300 r8:80287e08 r7:ecaa1e60 r6:850c2d80 r5:850ac800 [ 1350.916863][ T32] r4:00000001 [ 1350.916908][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.916951][ T32] Exception stack(0xecab1fb0 to 0xecab1ff8) [ 1350.917004][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.917036][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.917089][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.917123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1350.917692][ T32] Call trace: ** 4 printk messages dropped ** [ 1350.917918][ T32] Exception stack(0xe0539d28 to 0xe0539d70) ** 6 printk messages dropped ** [ 1350.918109][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1350.918606][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1350.919010][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 7 printk messages dropped ** [ 1350.919266][ T32] r4:84bcf980 ** 5 printk messages dropped ** [ 1350.919609][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.919847][ T32] r5:85a08000 r4:8291a680 ** 3 printk messages dropped ** [ 1350.920005][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.920242][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.939871][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1350.939945][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1350.940309][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1350.941831][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) ** 10 printk messages dropped ** [ 1350.942356][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1350.942841][ T32] r5:84b4d38c r4:84b4d000 ** 6 printk messages dropped ** [ 1350.943206][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 4 printk messages dropped ** [ 1350.943452][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.943510][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.943596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.943621][ T32] r4:84bcf980 [ 1350.943642][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.943672][ T32] INFO: task kworker/1:451:6104 blocked for more than 477 seconds. [ 1350.943705][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.943730][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.943756][ T32] task:kworker/1:451 state:D stack:0 pid:6104 tgid:6104 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.943834][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.943879][ T32] Call trace: [ 1350.943957][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1350.944007][ T32] r10:8291a684 r9:ecac9d84 r8:00000002 r7:60000013 r6:ecac9d8c r5:85a09800 [ 1350.944031][ T32] r4:85a09800 [ 1350.944051][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1350.944096][ T32] r5:85a09800 r4:8291a680 [ 1350.944116][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.944154][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.944223][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecac9e08 [ 1350.944354][ T32] r4:00000000 [ 1350.944382][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1350.944446][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.944499][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.944545][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857fff00 [ 1350.944568][ T32] r4:00000000 [ 1350.944588][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.944632][ T32] r9:83018205 r8:85a09800 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 [ 1350.944653][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1350.944793][ T32] r5:8592e78c r4:8592e400 [ 1350.944855][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1350.945028][ T32] r10:61c88647 r9:85a09800 r8:857f62ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1350.945182][ T32] r10:00000000 r9:857f6280 r8:80287e08 r7:ecabde60 r6:857f6500 r5:85a09800 [ 1350.945235][ T32] r4:00000001 [ 1350.945257][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.945295][ T32] Exception stack(0xecac9fb0 to 0xecac9ff8) [ 1350.945328][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.945360][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.945388][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.945444][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.945470][ T32] r4:850f3680 [ 1350.945754][ T32] INFO: task kworker/1:451:6104 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1350.945811][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.945903][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.945995][ T32] Call trace: [ 1350.946050][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.946107][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1350.946131][ T32] r4:00000000 [ 1350.946167][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.946211][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1350.946239][ T32] 9d20: d0e60000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1350.946267][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1350.946310][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1350.946340][ T32] r5:80070013 r4:80239bb0 [ 1350.946396][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.946467][ T32] r4:82ac21e4 [ 1350.946490][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.946539][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1350.946591][ T32] r4:e0539dc0 [ 1350.946621][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.946688][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1350.946751][ T32] r4:00000000 [ 1350.946777][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.946825][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1350.946876][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.946924][ T32] r5:00001000 r4:e033d000 [ 1350.946945][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.947013][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.947061][ T32] r5:84b4d38c r4:84b4d000 [ 1350.947082][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.947142][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1350.947196][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.947249][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.947273][ T32] r4:84bc7b80 ** 1 printk messages dropped ** [ 1350.947403][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 8 printk messages dropped ** [ 1350.947774][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1350.948222][ T32] r4:85a08c00 ** 5 printk messages dropped ** [ 1350.948545][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.948754][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.949044][ T32] r5:859c0b8c r4:859c0800 [ 1350.949066][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.949116][ T32] r7:ddde2d80 r6:83018200 r5:859c0b8c r4:857f6400 ** 1 printk messages dropped ** [ 1350.949183][ T32] r10:61c88647 r9:85a08c00 r8:857f642c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1350.949833][ T32] r4:857ec180 [ 1350.950101][ T32] INFO: task kworker/1:452:6106 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1350.950165][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.950282][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.950367][ T32] Call trace: [ 1350.950475][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.983105][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1350.983176][ T32] r4:00000000 [ 1350.983205][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.983272][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1350.983375][ T32] 9d20: d12a8000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1350.983475][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1350.983505][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1350.983531][ T32] r5:80070013 r4:80239bb0 [ 1350.983552][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.983598][ T32] r4:82ac21e4 [ 1350.983618][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.983661][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1350.983925][ T32] r4:e0539dc0 [ 1350.983978][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.984024][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1350.984049][ T32] r4:00000000 [ 1350.984069][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.984116][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1350.984138][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.984212][ T32] r5:00001000 r4:e033d000 [ 1350.984238][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.984292][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.984382][ T32] r5:84b4d38c r4:84b4d000 [ 1350.984432][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.984484][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1350.984523][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.984575][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.984597][ T32] r4:84bc7b80 [ 1350.984616][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.984663][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1350.984685][ T32] r4:00000001 [ 1350.984704][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.984776][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1350.984838][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.984871][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1350.985102][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1350.985431][ T32] r4:85a0bc00 ** 3 printk messages dropped ** [ 1350.985622][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1350.985840][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.986086][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.986152][ T32] r5:859c0f8c r4:859c0c00 [ 1350.986175][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1350.986330][ T32] r10:61c88647 r9:85a0bc00 r8:857f64ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1350.986642][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1350.987345][ T32] Call trace: ** 4 printk messages dropped ** [ 1350.987579][ T32] Exception stack(0xe0539d28 to 0xe0539d70) ** 5 printk messages dropped ** [ 1350.987834][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1350.987951][ T32] r4:e0539dc0 ** 5 printk messages dropped ** [ 1350.988168][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1350.988599][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 6 printk messages dropped ** [ 1350.988874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1350.989016][ T32] task:kworker/1:454 state:D stack:0 pid:6110 tgid:6110 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.989063][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.989129][ T32] Call trace: [ 1350.989244][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1350.989298][ T32] r10:8291a684 r9:ecae5d84 r8:00000002 r7:60000013 r6:ecae5d8c r5:85a0b000 [ 1350.989385][ T32] r4:85a0b000 [ 1350.989410][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1350.989481][ T32] r5:85a0b000 r4:8291a680 [ 1350.989504][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.989545][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.989598][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecae5e08 [ 1350.989645][ T32] r4:00000000 [ 1350.989666][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1350.989704][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.989738][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.989779][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857eca00 [ 1350.989800][ T32] r4:00000000 [ 1350.989819][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.989863][ T32] r9:83018205 r8:85a0b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0cb000 [ 1350.989885][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.989926][ T32] r5:00001000 r4:ecafb000 [ 1350.989973][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.990032][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.990078][ T32] r5:859c1b8c r4:859c1800 [ 1350.990098][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.990143][ T32] r7:ddde2d80 r6:83018200 r5:859c1b8c r4:857f6680 [ 1350.990190][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.990260][ T32] r10:61c88647 r9:85a0b000 r8:857f66ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.990338][ T32] r4:857f6680 [ 1350.990376][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.990483][ T32] r10:00000000 r9:857f6680 r8:80287e08 r7:ecadde60 r6:857f6800 r5:85a0b000 [ 1351.010188][ T32] r4:00000001 [ 1351.010235][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.010307][ T32] Exception stack(0xecae5fb0 to 0xecae5ff8) [ 1351.010370][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.010513][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.010857][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.010900][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.010924][ T32] r4:857ec400 [ 1351.011340][ T32] INFO: task kworker/1:454:6110 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1351.011381][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.011488][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.011548][ T32] Call trace: [ 1351.011579][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.011677][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1351.011796][ T32] r4:00000000 [ 1351.011843][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.011891][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1351.011921][ T32] 9d20: d15fa000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1351.011951][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1351.012032][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.012062][ T32] r5:80070013 r4:80239bb0 [ 1351.012085][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.012129][ T32] r4:82ac21e4 [ 1351.012149][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.012191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1351.012242][ T32] r4:e0539dc0 [ 1351.012266][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.012314][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1351.012359][ T32] r4:00000000 [ 1351.012381][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1351.012493][ T32] r5:00001000 r4:e033d000 ** 6 printk messages dropped ** [ 1351.012868][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1351.013261][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1351.013569][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1351.013995][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecad9e08 ** 8 printk messages dropped ** [ 1351.014447][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1351.014693][ T32] r5:859c138c r4:859c1000 ** 2 printk messages dropped ** [ 1351.014925][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1351.015272][ T32] Exception stack(0xecad9fb0 to 0xecad9ff8) ** 7 printk messages dropped ** [ 1351.016044][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1351.016257][ T32] Exception stack(0xe0539d28 to 0xe0539d70) ** 5 printk messages dropped ** [ 1351.016506][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1351.016656][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 9 printk messages dropped ** [ 1351.017045][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 ** 4 printk messages dropped ** [ 1351.017235][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1351.017257][ T32] r4:00000001 [ 1351.017276][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.017334][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1351.017364][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.017395][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.017433][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.017465][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.017487][ T32] r4:84bcf980 [ 1351.017507][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.017557][ T32] INFO: task kworker/1:456:6112 blocked for more than 477 seconds. [ 1351.017589][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.017620][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.017641][ T32] task:kworker/1:456 state:D stack:0 pid:6112 tgid:6112 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.017714][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.017760][ T32] Call trace: [ 1351.017790][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1351.017889][ T32] r10:8291a684 r9:ecaf5d84 r8:00000002 r7:60000013 r6:ecaf5d8c r5:85a0e000 [ 1351.017916][ T32] r4:85a0e000 [ 1351.017936][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1351.017982][ T32] r5:85a0e000 r4:8291a680 [ 1351.018051][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.018117][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.018162][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecaf5e08 [ 1351.018210][ T32] r4:00000000 [ 1351.018274][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1351.018318][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.018353][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.018396][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ec8c0 [ 1351.018420][ T32] r4:00000000 [ 1351.018439][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.018483][ T32] r9:83018205 r8:85a0e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 [ 1351.018504][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.018570][ T32] r5:00001000 r4:ecaed000 [ 1351.018596][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.018636][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.018678][ T32] r5:859c178c r4:859c1400 [ 1351.018700][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.018744][ T32] r7:ddde2d80 r6:83018200 r5:859c178c r4:857f6780 [ 1351.018765][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.018813][ T32] r10:61c88647 r9:85a0e000 r8:857f67ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.018835][ T32] r4:857f6780 [ 1351.018854][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.018932][ T32] r10:00000000 r9:857f6780 r8:80287e08 r7:ecae5e60 r6:857f6880 r5:85a0e000 [ 1351.018960][ T32] r4:00000001 [ 1351.018979][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.019014][ T32] Exception stack(0xecaf5fb0 to 0xecaf5ff8) [ 1351.019040][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.019081][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.019165][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.019209][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.019234][ T32] r4:857ec5c0 [ 1351.019506][ T32] INFO: task kworker/1:456:6112 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1351.019544][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.019612][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.019660][ T32] Call trace: [ 1351.019699][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.019756][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1351.019780][ T32] r4:00000000 [ 1351.019818][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.019861][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1351.019917][ T32] 9d20: d15fa000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1351.019950][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1351.019976][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.020000][ T32] r5:80070013 r4:80239bb0 [ 1351.020020][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 3 printk messages dropped ** [ 1351.020145][ T32] r4:e0539dc0 ** 8 printk messages dropped ** [ 1351.051589][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1351.052118][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 9 printk messages dropped ** [ 1351.052512][ T32] INFO: task kworker/1:457:6116 blocked for more than 477 seconds. ** 7 printk messages dropped ** [ 1351.052944][ T32] r4:85a0c800 ** 5 printk messages dropped ** [ 1351.053258][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1351.053420][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ecb40 ** 7 printk messages dropped ** [ 1351.053756][ T32] r5:859c1f8c r4:859c1c00 [ 1351.053777][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1351.054025][ T32] r10:00000000 r9:857f6980 r8:80287e08 r7:ecae5e60 r6:857f6a80 r5:85a0c800 ** 9 printk messages dropped ** [ 1351.054980][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1351.055286][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1351.055348][ T32] r4:00000000 [ 1351.055372][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.055502][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1351.055622][ T32] 9d20: d1cac000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1351.055731][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1351.055817][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.055875][ T32] r5:80070013 r4:80239bb0 [ 1351.055899][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.055941][ T32] r4:82ac21e4 [ 1351.055962][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.056006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1351.056029][ T32] r4:e0539dc0 [ 1351.056047][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.056088][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1351.056112][ T32] r4:00000000 [ 1351.056131][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.056203][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1351.056290][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.056359][ T32] r5:00001000 r4:e033d000 [ 1351.056382][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.056422][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.056492][ T32] r5:84b4d38c r4:84b4d000 [ 1351.056517][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.056565][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1351.056585][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.056632][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.056653][ T32] r4:84bc7b80 [ 1351.056729][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.056782][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1351.056805][ T32] r4:00000001 [ 1351.056825][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.056861][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1351.056888][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.056917][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.056944][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.056973][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.056995][ T32] r4:84bcf980 [ 1351.057014][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.057069][ T32] INFO: task kworker/1:458:6118 blocked for more than 477 seconds. [ 1351.057144][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.057198][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.057223][ T32] task:kworker/1:458 state:D stack:0 pid:6118 tgid:6118 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.057285][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.057382][ T32] Call trace: [ 1351.057416][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1351.057465][ T32] r10:8291a684 r9:ecb05d84 r8:00000002 r7:60000113 r6:ecb05d8c r5:85a0ec00 [ 1351.057580][ T32] r4:85a0ec00 [ 1351.057634][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1351.057682][ T32] r5:85a0ec00 r4:8291a680 [ 1351.057701][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.057741][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.057784][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb05e08 [ 1351.057808][ T32] r4:00000000 [ 1351.057827][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1351.057863][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.057897][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.058026][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ecc80 [ 1351.058156][ T32] r4:00000000 [ 1351.058208][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.058264][ T32] r9:83018205 r8:85a0ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0cf000 ** 3 printk messages dropped ** [ 1351.058400][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.058601][ T32] r5:859c238c r4:859c2000 [ 1351.058625][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1351.058799][ T32] r10:61c88647 r9:85a0ec00 r8:857f6b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1351.059224][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1351.060027][ T32] Call trace: ** 4 printk messages dropped ** [ 1351.060276][ T32] Exception stack(0xe0539d28 to 0xe0539d70) ** 6 printk messages dropped ** [ 1351.081347][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1351.081912][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1351.082319][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 6 printk messages dropped ** [ 1351.082606][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1351.083137][ T32] r4:85a0d400 ** 3 printk messages dropped ** [ 1351.083262][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.083312][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb0de08 [ 1351.083345][ T32] r4:00000000 [ 1351.083367][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1351.083405][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.083474][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.083529][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857e8040 [ 1351.083553][ T32] r4:00000000 [ 1351.083604][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.083657][ T32] r9:83018205 r8:85a0d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0d3000 ** 28 printk messages dropped ** [ 1351.085359][ T32] Exception stack(0xe0539d28 to 0xe0539d70) ** 8 printk messages dropped ** [ 1351.085604][ T32] r4:e0539dc0 ** 4 printk messages dropped ** [ 1351.085788][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 ** 9 printk messages dropped ** [ 1351.086304][ T32] r4:84bc7b80 ** 4 printk messages dropped ** [ 1351.086466][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) ** 6 printk messages dropped ** [ 1351.086758][ T32] INFO: task kworker/1:460:6122 blocked for more than 477 seconds. ** 6 printk messages dropped ** [ 1351.087136][ T32] r10:8291a684 r9:ec961d84 r8:00000002 r7:60000013 r6:ec961d8c r5:8599b000 ** 8 printk messages dropped ** [ 1351.087458][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1351.087966][ T32] r5:859c278c r4:859c2400 [ 1351.087988][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1351.088075][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1351.088432][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1351.089051][ T32] Call trace: ** 4 printk messages dropped ** [ 1351.089306][ T32] Exception stack(0xe0539d28 to 0xe0539d70) ** 5 printk messages dropped ** [ 1351.089548][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1351.089714][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 9 printk messages dropped ** [ 1351.090120][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 ** 7 printk messages dropped ** [ 1351.113989][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) ** 6 printk messages dropped ** [ 1351.114365][ T32] INFO: task kworker/1:461:6125 blocked for more than 477 seconds. ** 7 printk messages dropped ** [ 1351.114820][ T32] r4:85995400 ** 4 printk messages dropped ** [ 1351.115079][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb19e08 ** 8 printk messages dropped ** [ 1351.115716][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.115794][ T32] r5:00001000 r4:ecb29000 [ 1351.115818][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.115885][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.115931][ T32] r5:859c2f8c r4:859c2c00 [ 1351.115952][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.116001][ T32] r7:ddde2d80 r6:83018200 r5:859c2f8c r4:857f6d80 [ 1351.116023][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.116097][ T32] r10:61c88647 r9:85995400 r8:857f6dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.116124][ T32] r4:857f6d80 [ 1351.116156][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.116206][ T32] r10:00000000 r9:857f6d80 r8:80287e08 r7:ecb0de60 r6:857f6e80 r5:85995400 [ 1351.116228][ T32] r4:00000001 [ 1351.116271][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.116319][ T32] Exception stack(0xecb19fb0 to 0xecb19ff8) [ 1351.116391][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.116424][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.116452][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.116480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.116515][ T32] r4:857e8240 [ 1351.116952][ T32] INFO: task kworker/1:461:6125 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1351.116992][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.117079][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.117183][ T32] Call trace: [ 1351.117216][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.117302][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1351.117387][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1351.117511][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 ** 9 printk messages dropped ** [ 1351.117902][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1351.118167][ T32] r5:84b4d38c r4:84b4d000 ** 4 printk messages dropped ** [ 1351.118388][ T32] r4:84bc7b80 ** 4 printk messages dropped ** [ 1351.118533][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) ** 6 printk messages dropped ** [ 1351.118735][ T32] INFO: task kworker/1:462:6127 blocked for more than 477 seconds. ** 9 printk messages dropped ** [ 1351.119129][ T32] r5:85996c00 r4:8291a680 ** 5 printk messages dropped ** [ 1351.119391][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1351.119471][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857e8640 [ 1351.119494][ T32] r4:00000000 [ 1351.119514][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.119559][ T32] r9:83018205 r8:85996c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0db000 [ 1351.119607][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.119654][ T32] r5:00001000 r4:ecb4b000 [ 1351.119700][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.119767][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.119812][ T32] r5:859c3b8c r4:859c3800 [ 1351.119832][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.119904][ T32] r7:ddde2d80 r6:83018200 r5:859c3b8c r4:851e6f80 [ 1351.119933][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.119983][ T32] r10:61c88647 r9:85996c00 r8:851e6fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.120006][ T32] r4:851e6f80 [ 1351.120050][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.120126][ T32] r10:00000000 r9:851e6f80 r8:80287e08 r7:ecb19e60 r6:851e6f00 r5:85996c00 [ 1351.120151][ T32] r4:00000001 [ 1351.120172][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.120213][ T32] Exception stack(0xecb35fb0 to 0xecb35ff8) [ 1351.120268][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.120300][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.120382][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.120482][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.137094][ T32] r4:857e8100 [ 1351.137528][ T32] INFO: task kworker/1:462:6127 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1351.137586][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.137666][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.137746][ T32] Call trace: [ 1351.137866][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.137927][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1351.137990][ T32] r4:00000000 [ 1351.138014][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.138138][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1351.138172][ T32] 9d20: d2654000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1351.138203][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1351.138254][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.138282][ T32] r5:80070013 r4:80239bb0 [ 1351.138303][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.138377][ T32] r4:82ac21e4 [ 1351.138401][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.138445][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1351.138494][ T32] r4:e0539dc0 [ 1351.138518][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.138562][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1351.138585][ T32] r4:00000000 [ 1351.138622][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.138671][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 ** 7 printk messages dropped ** [ 1351.139011][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1351.139323][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1351.139680][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.140163][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1351.161032][ T32] r9:83018205 r8:85a10000 r7:00000000 r6:83018200 r5:00001000 r4:7f0d7000 ** 4 printk messages dropped ** [ 1351.161232][ T32] r5:859c338c r4:859c3000 ** 2 printk messages dropped ** [ 1351.161479][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1351.161826][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1351.162707][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1351.163065][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1351.163554][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1351.163962][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 7 printk messages dropped ** [ 1351.164258][ T32] r4:84bcf980 ** 5 printk messages dropped ** [ 1351.164558][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1351.164727][ T32] r10:8291a684 r9:ecb41d84 r8:00000002 r7:60000013 r6:ecb41d8c r5:85a10c00 [ 1351.164753][ T32] r4:85a10c00 [ 1351.164774][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1351.164817][ T32] r5:85a10c00 r4:8291a680 [ 1351.164862][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.164907][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.164950][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb41e08 [ 1351.164973][ T32] r4:00000000 [ 1351.164993][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1351.165027][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.165062][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.165102][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857e84c0 [ 1351.165175][ T32] r4:00000000 [ 1351.165200][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.165248][ T32] r9:83018205 r8:85a10c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0d9000 [ 1351.165281][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.165332][ T32] r5:00001000 r4:ecb3d000 [ 1351.165353][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.165418][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.165494][ T32] r5:859c378c r4:859c3400 [ 1351.165544][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.165594][ T32] r7:ddde2d80 r6:83018200 r5:859c378c r4:857e9080 [ 1351.165649][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.165702][ T32] r10:61c88647 r9:85a10c00 r8:857e90ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.165725][ T32] r4:857e9080 [ 1351.165769][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.165845][ T32] r10:00000000 r9:857e9080 r8:80287e08 r7:ecb35e60 r6:857e9000 r5:85a10c00 [ 1351.165898][ T32] r4:00000001 [ 1351.165946][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.165985][ T32] Exception stack(0xecb41fb0 to 0xecb41ff8) [ 1351.166012][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.166091][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.166122][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.166151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.166198][ T32] r4:857e8480 [ 1351.166448][ T32] INFO: task kworker/1:464:6130 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1351.166496][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.166554][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.166637][ T32] Call trace: [ 1351.166722][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.166779][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1351.166804][ T32] r4:00000000 [ 1351.166824][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.166863][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1351.166890][ T32] 9d20: d2aa7000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1351.166919][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1351.166944][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.166993][ T32] r5:80070013 r4:80239bb0 ** 3 printk messages dropped ** [ 1351.167199][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 ** 7 printk messages dropped ** [ 1351.167542][ T32] r5:00001000 r4:e033d000 ** 4 printk messages dropped ** [ 1351.167748][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 ** 5 printk messages dropped ** [ 1351.168006][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1351.168203][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1351.168473][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.168844][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1351.169128][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1351.169400][ T32] r5:859cc38c r4:859cc000 [ 1351.169481][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1351.169695][ T32] r4:857e9100 ** 6 printk messages dropped ** [ 1351.169969][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.178917][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 8 printk messages dropped ** [ 1351.179259][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1351.179380][ T32] r4:e0539dc0 ** 6 printk messages dropped ** [ 1351.179712][ T32] r5:00001000 r4:e033d000 ** 4 printk messages dropped ** [ 1351.179899][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 ** 5 printk messages dropped ** [ 1351.180115][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1351.180257][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1351.180316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.180356][ T32] r4:84bcf980 [ 1351.180380][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.180496][ T32] INFO: task kworker/1:466:6134 blocked for more than 477 seconds. [ 1351.196304][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.196440][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.196496][ T32] task:kworker/1:466 state:D stack:0 pid:6134 tgid:6134 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.196561][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.196623][ T32] Call trace: [ 1351.196677][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1351.196850][ T32] r10:8291a684 r9:ecb55d84 r8:00000002 r7:60000113 r6:ecb55d8c r5:85a12400 [ 1351.196878][ T32] r4:85a12400 [ 1351.196953][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1351.197057][ T32] r5:85a12400 r4:8291a680 [ 1351.197114][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.197158][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.197461][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb55e08 [ 1351.197561][ T32] r4:00000000 [ 1351.197584][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1351.197643][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.197687][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.197730][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857e87c0 [ 1351.197769][ T32] r4:00000000 [ 1351.197792][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.197866][ T32] r9:83018205 r8:85a12400 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1351.197898][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.197971][ T32] r5:00001000 r4:ecb51000 [ 1351.198022][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.198086][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.198132][ T32] r5:859c3f8c r4:859c3c00 [ 1351.198172][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.198290][ T32] r7:ddde2d80 r6:83018200 r5:859c3f8c r4:857e9180 [ 1351.198320][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.198371][ T32] r10:61c88647 r9:85a12400 r8:857e91ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.198491][ T32] r4:857e9180 [ 1351.198515][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.198563][ T32] r10:00000000 r9:857e9180 r8:80287e08 r7:ecb49e60 r6:857e9380 r5:85a12400 [ 1351.198585][ T32] r4:00000001 [ 1351.198604][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.198641][ T32] Exception stack(0xecb55fb0 to 0xecb55ff8) [ 1351.198669][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.198698][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.198725][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.198755][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1351.199697][ T32] Call trace: ** 4 printk messages dropped ** [ 1351.199880][ T32] Exception stack(0xe0539d28 to 0xe0539d70) ** 6 printk messages dropped ** [ 1351.200149][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1351.211015][ T32] r5:84b4d38c r4:84b4d000 ** 6 printk messages dropped ** [ 1351.211258][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 7 printk messages dropped ** [ 1351.211596][ T32] r4:84bcf980 ** 5 printk messages dropped ** [ 1351.211939][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1351.212227][ T32] r5:85a13000 r4:8291a680 ** 5 printk messages dropped ** [ 1351.212539][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1351.212928][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1351.213181][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1351.213644][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1351.214483][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1351.214967][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1351.215072][ T32] r4:e0539dc0 ** 6 printk messages dropped ** [ 1351.215472][ T32] r5:00001000 r4:e033d000 ** 5 printk messages dropped ** [ 1351.215673][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1351.215997][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.216393][ T32] task:kworker/1:468 state:D stack:0 pid:6138 tgid:6138 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1351.217091][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9b9e08 ** 9 printk messages dropped ** [ 1351.217471][ T32] r5:00001000 r4:eb521000 ** 2 printk messages dropped ** [ 1351.217671][ T32] r5:859ccf8c r4:859ccc00 [ 1351.217718][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.217803][ T32] r7:ddde2d80 r6:83018200 r5:859ccf8c r4:857e9480 [ 1351.217853][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.217959][ T32] r10:61c88647 r9:85a13c00 r8:857e94ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.217991][ T32] r4:857e9480 [ 1351.218011][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.218162][ T32] r10:00000000 r9:857e9480 r8:80287e08 r7:ec979e60 r6:857e9580 r5:85a13c00 [ 1351.218190][ T32] r4:00000001 [ 1351.218210][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.218265][ T32] Exception stack(0xec9b9fb0 to 0xec9b9ff8) [ 1351.218315][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.218348][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.218375][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.218403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.218425][ T32] r4:857e89c0 [ 1351.218705][ T32] INFO: task kworker/1:468:6138 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1351.218760][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.218859][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.218935][ T32] Call trace: [ 1351.218970][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.219024][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1351.219047][ T32] r4:00000000 [ 1351.219067][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.219134][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1351.219165][ T32] 9d20: d2d39000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1351.219221][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1351.219250][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.219275][ T32] r5:80070013 r4:80239bb0 [ 1351.219355][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.219402][ T32] r4:82ac21e4 [ 1351.219422][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.219465][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1351.219487][ T32] r4:e0539dc0 [ 1351.219558][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.219603][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1351.219626][ T32] r4:00000000 [ 1351.219663][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.219832][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1351.219869][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.219922][ T32] r5:00001000 r4:e033d000 [ 1351.219973][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.220036][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.220107][ T32] r5:84b4d38c r4:84b4d000 [ 1351.220184][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.220275][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1351.220317][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.220517][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.242521][ T32] r4:84bc7b80 [ 1351.242573][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.242645][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1351.242671][ T32] r4:00000001 [ 1351.242718][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.242761][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1351.242793][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.242822][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.242976][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.243010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.243033][ T32] r4:84bcf980 [ 1351.243181][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.243214][ T32] INFO: task kworker/1:469:6140 blocked for more than 477 seconds. [ 1351.243246][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.243271][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.243315][ T32] task:kworker/1:469 state:D stack:0 pid:6140 tgid:6140 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.243376][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.243422][ T32] Call trace: [ 1351.243507][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1351.243620][ T32] r10:8291a684 r9:ec9bdd84 r8:00000002 r7:60000113 r6:ec9bdd8c r5:85a14800 [ 1351.243648][ T32] r4:85a14800 [ 1351.243669][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1351.243740][ T32] r5:85a14800 r4:8291a680 [ 1351.243919][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.243963][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.244030][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9bde08 [ 1351.244123][ T32] r4:00000000 [ 1351.244148][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1351.244185][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.244223][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.244264][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857e8c00 [ 1351.244287][ T32] r4:00000000 [ 1351.244311][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.244386][ T32] r9:83018205 r8:85a14800 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1351.244410][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.244454][ T32] r5:00001000 r4:eb1f1000 [ 1351.244489][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.244588][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.244700][ T32] r5:859ccb8c r4:859cc800 [ 1351.244723][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.244816][ T32] r7:ddde2d80 r6:83018200 r5:859ccb8c r4:857e9300 [ 1351.244843][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.245030][ T32] r10:61c88647 r9:85a14800 r8:857e932c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.245058][ T32] r4:857e9300 [ 1351.245287][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.245363][ T32] r10:00000000 r9:857e9300 r8:80287e08 r7:ec9b9e60 r6:857e9500 r5:85a14800 [ 1351.245390][ T32] r4:00000001 [ 1351.245410][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.245446][ T32] Exception stack(0xec9bdfb0 to 0xec9bdff8) [ 1351.245472][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.245504][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.245585][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.245619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.245642][ T32] r4:857e8bc0 [ 1351.246067][ T32] INFO: task kworker/1:469:6140 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1351.246107][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.246193][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.246242][ T32] Call trace: [ 1351.246284][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.246346][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1351.246369][ T32] r4:00000000 [ 1351.246389][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.246429][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1351.246457][ T32] 9d20: d30c7000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1351.246486][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1351.246511][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.246534][ T32] r5:80070013 r4:80239bb0 [ 1351.246554][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.246653][ T32] r4:82ac21e4 [ 1351.246677][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.246777][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1351.246803][ T32] r4:e0539dc0 [ 1351.246822][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.246865][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1351.246888][ T32] r4:00000000 [ 1351.246908][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.246953][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1351.246974][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.247026][ T32] r5:00001000 r4:e033d000 [ 1351.247078][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.247147][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.247204][ T32] r5:84b4d38c r4:84b4d000 [ 1351.247227][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.247274][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1351.247355][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.247435][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.247476][ T32] r4:84bc7b80 [ 1351.247497][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.247545][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1351.247568][ T32] r4:00000001 [ 1351.247613][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.247656][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1351.247742][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.247800][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.247855][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.247887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.247912][ T32] r4:84bcf980 [ 1351.247931][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.247956][ T32] INFO: task kworker/1:470:6141 blocked for more than 477 seconds. [ 1351.247983][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.248039][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.248090][ T32] task:kworker/1:470 state:D stack:0 pid:6141 tgid:6141 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.248167][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.248233][ T32] Call trace: [ 1351.248292][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1351.248362][ T32] r10:8291a684 r9:ecb5dd84 r8:00000002 r7:60000113 r6:ecb5dd8c r5:85a16000 [ 1351.248386][ T32] r4:85a16000 [ 1351.248406][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1351.248453][ T32] r5:85a16000 r4:8291a680 [ 1351.248486][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.248529][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.248572][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb5de08 [ 1351.248594][ T32] r4:00000000 [ 1351.248613][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1351.248759][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.248824][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.248869][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857d2040 [ 1351.248893][ T32] r4:00000000 [ 1351.248912][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.248955][ T32] r9:83018205 r8:85a16000 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1351.248988][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.249033][ T32] r5:00001000 r4:eb91d000 [ 1351.249053][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.249120][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.249190][ T32] r5:859cdb8c r4:859cd800 [ 1351.249241][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.249290][ T32] r7:ddde2d80 r6:83018200 r5:859cdb8c r4:857e9600 [ 1351.249318][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.249471][ T32] r10:61c88647 r9:85a16000 r8:857e962c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.249497][ T32] r4:857e9600 [ 1351.249516][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.249563][ T32] r10:00000000 r9:857e9600 r8:80287e08 r7:ec9b9e60 r6:857e9780 r5:85a16000 [ 1351.249585][ T32] r4:00000001 [ 1351.249630][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.249697][ T32] Exception stack(0xecb5dfb0 to 0xecb5dff8) [ 1351.249751][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1351.249870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1351.250480][ T32] Call trace: ** 1 printk messages dropped ** [ 1351.274112][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 5 printk messages dropped ** [ 1351.274388][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff ** 3 printk messages dropped ** [ 1351.274497][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.274540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1351.274578][ T32] r4:e0539dc0 [ 1351.274677][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.274725][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1351.274749][ T32] r4:00000000 [ 1351.274785][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.274834][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1351.274858][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.274902][ T32] r5:00001000 r4:e033d000 [ 1351.275007][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.275065][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.275136][ T32] r5:84b4d38c r4:84b4d000 [ 1351.275162][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.275252][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1351.275277][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.275336][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.275452][ T32] r4:84bc7b80 [ 1351.275647][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.275752][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1351.275790][ T32] r4:00000001 [ 1351.275820][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.275909][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1351.275956][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.276030][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.276103][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.276149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.276214][ T32] r4:84bcf980 [ 1351.276255][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.276371][ T32] INFO: task kworker/1:471:6143 blocked for more than 477 seconds. [ 1351.276422][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.276467][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.276560][ T32] task:kworker/1:471 state:D stack:0 pid:6143 tgid:6143 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.276685][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.276770][ T32] Call trace: [ 1351.276815][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1351.276871][ T32] r10:8291a684 r9:ecb61d84 r8:00000002 r7:60000113 r6:ecb61d8c r5:85a16c00 [ 1351.276895][ T32] r4:85a16c00 [ 1351.276915][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1351.276958][ T32] r5:85a16c00 r4:8291a680 [ 1351.276978][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.277016][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.277082][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb61e08 [ 1351.277109][ T32] r4:00000000 [ 1351.277128][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1351.277163][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.277224][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.277270][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ff580 [ 1351.277300][ T32] r4:00000000 [ 1351.277354][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.277404][ T32] r9:83018205 r8:85a16c00 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1351.277425][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.277467][ T32] r5:00001000 r4:eb765000 [ 1351.277486][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.277555][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.277601][ T32] r5:859cd38c r4:859cd000 [ 1351.277645][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.277694][ T32] r7:ddde2d80 r6:83018200 r5:859cd38c r4:857e9680 [ 1351.277716][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.277762][ T32] r10:61c88647 r9:85a16c00 r8:857e96ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.277806][ T32] r4:857e9680 [ 1351.277849][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.277920][ T32] r10:00000000 r9:857e9680 r8:80287e08 r7:ecb5de60 r6:857e9880 r5:85a16c00 [ 1351.277945][ T32] r4:00000001 [ 1351.277986][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.278026][ T32] Exception stack(0xecb61fb0 to 0xecb61ff8) [ 1351.278075][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.278111][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.278146][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.278179][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.278202][ T32] r4:857ff240 [ 1351.278673][ T32] INFO: task kworker/1:471:6143 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1351.278733][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.278833][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.278903][ T32] Call trace: [ 1351.278945][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.279026][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1351.279053][ T32] r4:00000000 [ 1351.279082][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.279161][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1351.279220][ T32] 9d20: d3407000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1351.279260][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1351.279285][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.279315][ T32] r5:80070013 r4:80239bb0 [ 1351.279335][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.279401][ T32] r4:82ac21e4 [ 1351.279439][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.279513][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1351.279539][ T32] r4:e0539dc0 [ 1351.279578][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.279663][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1351.279709][ T32] r4:00000000 [ 1351.279751][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.279809][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1351.279831][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.279873][ T32] r5:00001000 r4:e033d000 [ 1351.279893][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.279932][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.279973][ T32] r5:84b4d38c r4:84b4d000 [ 1351.280007][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.280056][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1351.280094][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.280149][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.280172][ T32] r4:84bc7b80 [ 1351.280214][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.280324][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1351.280391][ T32] r4:00000001 [ 1351.297950][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.298106][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1351.298153][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1351.298246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1351.298438][ T32] task:kworker/1:472 state:D stack:0 pid:6146 tgid:6146 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1351.298762][ T32] r4:85a15400 ** 3 printk messages dropped ** [ 1351.298898][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1351.299103][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1351.299284][ T32] r4:00000000 [ 1351.299314][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.299365][ T32] r9:83018205 r8:85a15400 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1351.299387][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.299446][ T32] r5:00001000 r4:eb8cd000 [ 1351.299492][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.299535][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.299605][ T32] r5:859cd78c r4:859cd400 [ 1351.299665][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.299740][ T32] r7:ddde2d80 r6:83018200 r5:859cd78c r4:857e9700 [ 1351.299791][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.299843][ T32] r10:61c88647 r9:85a15400 r8:857e972c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.299866][ T32] r4:857e9700 [ 1351.299886][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.299931][ T32] r10:00000000 r9:857e9700 r8:80287e08 r7:ecb5de60 r6:857e9980 r5:85a15400 [ 1351.299953][ T32] r4:00000001 [ 1351.299997][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.300081][ T32] Exception stack(0xeca11fb0 to 0xeca11ff8) [ 1351.300111][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.300140][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.300186][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.300221][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.300244][ T32] r4:857ecfc0 [ 1351.313807][ T32] INFO: task kworker/1:472:6146 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1351.313908][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.314012][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.314105][ T32] Call trace: [ 1351.314163][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.314225][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1351.314250][ T32] r4:00000000 [ 1351.314271][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.314319][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1351.314383][ T32] 9d20: d3e6c000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1351.314417][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1351.314452][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.314481][ T32] r5:80070013 r4:80239bb0 [ 1351.314510][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.314558][ T32] r4:82ac21e4 [ 1351.314579][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.314622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1351.314646][ T32] r4:e0539dc0 [ 1351.314665][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.314724][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1351.314751][ T32] r4:00000000 [ 1351.314794][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.314865][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1351.314891][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.314934][ T32] r5:00001000 r4:e033d000 [ 1351.314977][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.315020][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.315073][ T32] r5:84b4d38c r4:84b4d000 [ 1351.315097][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.315147][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1351.315189][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.315241][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.315264][ T32] r4:84bc7b80 [ 1351.315283][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.315337][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1351.315359][ T32] r4:00000001 [ 1351.315378][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.315414][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1351.315440][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.315467][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.315523][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.315556][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.315578][ T32] r4:84bcf980 [ 1351.315600][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.315629][ T32] INFO: task kworker/1:473:6148 blocked for more than 477 seconds. [ 1351.315661][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.315703][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.315736][ T32] task:kworker/1:473 state:D stack:0 pid:6148 tgid:6148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.315786][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.315828][ T32] Call trace: [ 1351.315857][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1351.315932][ T32] r10:8291a684 r9:ecb69d84 r8:00000002 r7:60000113 r6:ecb69d8c r5:85a18000 [ 1351.316000][ T32] r4:85a18000 [ 1351.316024][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1351.316068][ T32] r5:85a18000 r4:8291a680 [ 1351.316087][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.316126][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.316177][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb69e08 [ 1351.316203][ T32] r4:00000000 [ 1351.316236][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1351.316274][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.316362][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.316448][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857d2340 [ 1351.316475][ T32] r4:00000000 [ 1351.316497][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.316543][ T32] r9:83018205 r8:85a18000 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1351.316576][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.316643][ T32] r5:00001000 r4:eb9ef000 [ 1351.316665][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.316705][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.316747][ T32] r5:859ce38c r4:859ce000 [ 1351.316766][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.316812][ T32] r7:ddde2d80 r6:83018200 r5:859ce38c r4:857e9800 [ 1351.316876][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.316949][ T32] r10:61c88647 r9:85a18000 r8:857e982c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.316997][ T32] r4:857e9800 [ 1351.317048][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.317101][ T32] r10:00000000 r9:857e9800 r8:80287e08 r7:ecb5de60 r6:857e9a00 r5:85a18000 [ 1351.317149][ T32] r4:00000001 [ 1351.317214][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.317253][ T32] Exception stack(0xecb69fb0 to 0xecb69ff8) [ 1351.317289][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.317325][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.317373][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.317405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.317427][ T32] r4:857d2240 [ 1351.317763][ T32] INFO: task kworker/1:473:6148 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1351.317823][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.317907][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.317954][ T32] Call trace: [ 1351.317983][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.318058][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1351.318084][ T32] r4:00000000 [ 1351.318104][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.318143][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1351.318171][ T32] 9d20: d3e6c000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1351.318198][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1351.318224][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.318247][ T32] r5:80070013 r4:80239bb0 [ 1351.318267][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.318337][ T32] r4:82ac21e4 [ 1351.318381][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.318427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1351.318451][ T32] r4:e0539dc0 [ 1351.318491][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.318537][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1351.318560][ T32] r4:00000000 [ 1351.318579][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.318623][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1351.318644][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.318686][ T32] r5:00001000 r4:e033d000 [ 1351.318705][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.318744][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.318785][ T32] r5:84b4d38c r4:84b4d000 [ 1351.318804][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.318849][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1351.318869][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.318936][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.318962][ T32] r4:84bc7b80 [ 1351.318981][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.319029][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1351.319073][ T32] r4:00000001 [ 1351.319096][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.319132][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1351.319157][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.319185][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.319210][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.319238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.319292][ T32] r4:84bcf980 [ 1351.319319][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.319354][ T32] INFO: task kworker/1:474:6150 blocked for more than 477 seconds. [ 1351.319387][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.319411][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.319432][ T32] task:kworker/1:474 state:D stack:0 pid:6150 tgid:6150 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.319476][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.319542][ T32] Call trace: [ 1351.319607][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1351.319673][ T32] r10:8291a684 r9:ecb6dd84 r8:00000002 r7:60000013 r6:ecb6dd8c r5:85a18c00 [ 1351.319698][ T32] r4:85a18c00 [ 1351.319741][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1351.319787][ T32] r5:85a18c00 r4:8291a680 [ 1351.319827][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1351.320080][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1351.320367][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.320496][ T32] r5:00001000 r4:eb9a5000 [ 1351.343634][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.343726][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.343774][ T32] r5:859cdf8c r4:859cdc00 [ 1351.343796][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.343845][ T32] r7:ddde2d80 r6:83018200 r5:859cdf8c r4:857e9a80 [ 1351.343866][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.343913][ T32] r10:61c88647 r9:85a18c00 r8:857e9aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.343951][ T32] r4:857e9a80 [ 1351.343975][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.344024][ T32] r10:00000000 r9:857e9a80 r8:80287e08 r7:ecb69e60 r6:857e9900 r5:85a18c00 [ 1351.344061][ T32] r4:00000001 [ 1351.344093][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.344136][ T32] Exception stack(0xecb6dfb0 to 0xecb6dff8) [ 1351.344166][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.344195][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.344221][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.344273][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.344307][ T32] r4:857d2100 [ 1351.344784][ T32] INFO: task kworker/1:474:6150 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1351.344841][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.344940][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.345012][ T32] Call trace: [ 1351.345068][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.345138][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1351.345165][ T32] r4:00000000 [ 1351.345186][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.345228][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1351.345255][ T32] 9d20: d443e000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1351.345286][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1351.345318][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.345343][ T32] r5:80070013 r4:80239bb0 [ 1351.345385][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.345432][ T32] r4:82ac21e4 [ 1351.345453][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1351.345532][ T32] r4:e0539dc0 ** 10 printk messages dropped ** [ 1351.345878][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 14 printk messages dropped ** [ 1351.346461][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 17 printk messages dropped ** [ 1351.347232][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1351.347621][ T32] r5:859ceb8c r4:859ce800 ** 2 printk messages dropped ** [ 1351.347728][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1351.348307][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1351.349188][ T32] Exception stack(0xe0539d28 to 0xe0539d70) ** 10 printk messages dropped ** [ 1351.349577][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 17 printk messages dropped ** [ 1351.350274][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) ** 9 printk messages dropped ** [ 1351.357985][ T32] task:kworker/1:476 state:D stack:0 pid:6154 tgid:6154 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1351.358692][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1351.359148][ T32] r5:859ce78c r4:859ce400 [ 1351.359194][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1351.359278][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1351.359419][ T32] r10:00000000 r9:857e9c80 r8:80287e08 r7:ecb71e60 r6:857e9b80 r5:85a1a400 [ 1351.359441][ T32] r4:00000001 [ 1351.359491][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.359532][ T32] Exception stack(0xecb75fb0 to 0xecb75ff8) [ 1351.359559][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.359633][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.359662][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.359691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.359714][ T32] r4:857d23c0 [ 1351.360118][ T32] INFO: task kworker/1:476:6154 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1351.360155][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.360224][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.360296][ T32] Call trace: [ 1351.360383][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.360523][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1351.373870][ T32] r4:00000000 [ 1351.373924][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.373993][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1351.374028][ T32] 9d20: d471f000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1351.374082][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1351.374137][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.374210][ T32] r5:80070013 r4:80239bb0 [ 1351.374235][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.374280][ T32] r4:82ac21e4 [ 1351.374301][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1351.374428][ T32] r4:e0539dc0 ** 6 printk messages dropped ** [ 1351.374697][ T32] r5:00001000 r4:e033d000 ** 7 printk messages dropped ** [ 1351.375066][ T32] r4:84bc7b80 ** 5 printk messages dropped ** [ 1351.375285][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1351.375756][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.376183][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1351.376565][ T32] r9:83018205 r8:85a1b000 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1351.376587][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.376629][ T32] r5:00001000 r4:ec35f000 [ 1351.376648][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.376700][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.376746][ T32] r5:859cef8c r4:859cec00 [ 1351.376798][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.376847][ T32] r7:ddde2d80 r6:83018200 r5:859cef8c r4:857e9d00 [ 1351.376868][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.376932][ T32] r10:61c88647 r9:85a1b000 r8:857e9d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.376958][ T32] r4:857e9d00 [ 1351.376976][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.377021][ T32] r10:00000000 r9:857e9d00 r8:80287e08 r7:ecb71e60 r6:857e9e00 r5:85a1b000 [ 1351.377043][ T32] r4:00000001 [ 1351.377062][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.377098][ T32] Exception stack(0xecb79fb0 to 0xecb79ff8) [ 1351.377125][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.377153][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.377209][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.377241][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.377263][ T32] r4:857d2600 [ 1351.377704][ T32] INFO: task kworker/1:477:6157 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1351.377746][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.377803][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.377904][ T32] Call trace: [ 1351.377941][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.377995][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 9 printk messages dropped ** [ 1351.378420][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.378464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1351.378507][ T32] r4:e0539dc0 [ 1351.378558][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.378613][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1351.378663][ T32] r4:00000000 [ 1351.378710][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.378758][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1351.378804][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.378876][ T32] r5:00001000 r4:e033d000 [ 1351.378900][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.378939][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.378981][ T32] r5:84b4d38c r4:84b4d000 [ 1351.379002][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.379103][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 ** 1 printk messages dropped ** [ 1351.379176][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1351.379615][ T32] r4:84bcf980 ** 5 printk messages dropped ** [ 1351.379858][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1351.380353][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb7de08 ** 12 printk messages dropped ** [ 1351.396790][ T32] r5:859cf38c r4:859cf000 [ 1351.396814][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1351.396989][ T32] r10:61c88647 r9:85a1bc00 r8:857e9dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1351.397322][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1351.398337][ T32] Exception stack(0xe0539d28 to 0xe0539d70) ** 11 printk messages dropped ** [ 1351.398816][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1351.399018][ T32] r5:00001000 r4:e033d000 [ 1351.399043][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.399105][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.399150][ T32] r5:84b4d38c r4:84b4d000 [ 1351.399195][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.399259][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1351.399286][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.399344][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.399367][ T32] r4:84bc7b80 [ 1351.399386][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.399462][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1351.399488][ T32] r4:00000001 [ 1351.399518][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.399578][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1351.399628][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.399659][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.399706][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.399738][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.399761][ T32] r4:84bcf980 [ 1351.399802][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.399847][ T32] INFO: task kworker/1:479:6160 blocked for more than 477 seconds. [ 1351.399903][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.399952][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.399982][ T32] task:kworker/1:479 state:D stack:0 pid:6160 tgid:6160 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.400045][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.400090][ T32] Call trace: [ 1351.400144][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1351.400216][ T32] r10:8291a684 r9:ecb65d84 r8:00000002 r7:60000013 r6:ecb65d8c r5:85a1d400 [ 1351.400242][ T32] r4:85a1d400 [ 1351.400263][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1351.400314][ T32] r5:85a1d400 r4:8291a680 [ 1351.400397][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.413506][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.413675][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb65e08 [ 1351.413708][ T32] r4:00000000 [ 1351.413750][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1351.413817][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.413860][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.413904][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857d2f00 [ 1351.413926][ T32] r4:00000000 [ 1351.413967][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.414019][ T32] r9:83018205 r8:85a1d400 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1351.414041][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.414087][ T32] r5:00001000 r4:ec5e1000 [ 1351.414128][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.414194][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.414259][ T32] r5:859cff8c r4:859cfc00 [ 1351.414284][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.414340][ T32] r7:ddde2d80 r6:83018200 r5:859cff8c r4:857f6f80 [ 1351.414361][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.414433][ T32] r10:61c88647 r9:85a1d400 r8:857f6fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1351.414575][ T32] r10:00000000 r9:857f6f80 r8:80287e08 r7:ecb7de60 r6:857f6e00 r5:85a1d400 ** 9 printk messages dropped ** [ 1351.415422][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1351.415822][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 ** 6 printk messages dropped ** [ 1351.416046][ T32] r4:e0539dc0 ** 8 printk messages dropped ** [ 1351.416417][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1351.416714][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 8 printk messages dropped ** [ 1351.417066][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 13 printk messages dropped ** [ 1351.417655][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb85e08 ** 9 printk messages dropped ** [ 1351.418057][ T32] r5:00001000 r4:ec41f000 ** 2 printk messages dropped ** [ 1351.418183][ T32] r5:859cf78c r4:859cf400 ** 1 printk messages dropped ** [ 1351.418246][ T32] r7:ddde2d80 r6:83018200 r5:859cf78c r4:857e9e80 ** 1 printk messages dropped ** [ 1351.418318][ T32] r10:61c88647 r9:85a1e000 r8:857e9eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.418365][ T32] r4:857e9e80 [ 1351.418408][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.418456][ T32] r10:00000000 r9:857e9e80 r8:80287e08 r7:ecb65e60 r6:857e9f80 r5:85a1e000 [ 1351.418489][ T32] r4:00000001 [ 1351.418533][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.418582][ T32] Exception stack(0xecb85fb0 to 0xecb85ff8) [ 1351.418611][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.418640][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.418666][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.418694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.418716][ T32] r4:857d28c0 [ 1351.419015][ T32] INFO: task kworker/1:480:6161 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1351.419053][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.419108][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.419151][ T32] Call trace: [ 1351.419180][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.419231][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1351.419254][ T32] r4:00000000 [ 1351.419274][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.419333][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1351.419366][ T32] 9d20: d4e72000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1351.419395][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1351.419420][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.419442][ T32] r5:80070013 r4:80239bb0 [ 1351.419463][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.419502][ T32] r4:82ac21e4 [ 1351.419522][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.419575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1351.419601][ T32] r4:e0539dc0 [ 1351.419619][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.419661][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1351.419706][ T32] r4:00000000 [ 1351.419737][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.419784][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1351.419806][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.419868][ T32] r5:00001000 r4:e033d000 [ 1351.419912][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.419977][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.420033][ T32] r5:84b4d38c r4:84b4d000 [ 1351.420068][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.420117][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1351.420138][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.420185][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.420218][ T32] r4:84bc7b80 [ 1351.420261][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.420318][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1351.420368][ T32] r4:00000001 [ 1351.420388][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.420607][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1351.443800][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.443869][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.443902][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.443936][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.443960][ T32] r4:84bcf980 [ 1351.443983][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.444013][ T32] INFO: task kworker/1:481:6164 blocked for more than 477 seconds. [ 1351.444046][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.444071][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.444093][ T32] task:kworker/1:481 state:D stack:0 pid:6164 tgid:6164 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.444165][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1351.444428][ T32] r4:85a1c800 ** 3 printk messages dropped ** [ 1351.444610][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1351.444869][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1351.445218][ T32] r5:859cfb8c r4:859cf800 [ 1351.445242][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1351.445416][ T32] r10:61c88647 r9:85a1c800 r8:857c602c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1351.445832][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.446822][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 8 printk messages dropped ** [ 1351.447203][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1351.447412][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1351.447621][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1351.447934][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 2 printk messages dropped ** [ 1351.448028][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1351.448057][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.448085][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.448111][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.448139][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.448170][ T32] r4:84bcf980 [ 1351.448192][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.448217][ T32] INFO: task kworker/1:482:6166 blocked for more than 477 seconds. [ 1351.448247][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.448293][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.448370][ T32] task:kworker/1:482 state:D stack:0 pid:6166 tgid:6166 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.448431][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.448530][ T32] Call trace: [ 1351.448586][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1351.448636][ T32] r10:8291a684 r9:ecb8dd84 r8:00000002 r7:60000013 r6:ecb8dd8c r5:85a20c00 [ 1351.448677][ T32] r4:85a20c00 [ 1351.448714][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1351.448760][ T32] r5:85a20c00 r4:8291a680 [ 1351.448779][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.448817][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.448859][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb8de08 [ 1351.448882][ T32] r4:00000000 [ 1351.448900][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1351.448956][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.448995][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.449046][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b9040 [ 1351.449071][ T32] r4:00000000 [ 1351.449113][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.449161][ T32] r9:83018205 r8:85a20c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1351.449205][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.449252][ T32] r5:00001000 r4:ec62b000 [ 1351.449283][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.449357][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.449428][ T32] r5:85a8438c r4:85a84000 [ 1351.449450][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.449497][ T32] r7:ddde2d80 r6:83018200 r5:85a8438c r4:857c6180 [ 1351.449538][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.449589][ T32] r10:61c88647 r9:85a20c00 r8:857c61ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.449611][ T32] r4:857c6180 [ 1351.449630][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.449696][ T32] r10:00000000 r9:857c6180 r8:80287e08 r7:ecb65e60 r6:857c6280 r5:85a20c00 [ 1351.449746][ T32] r4:00000001 [ 1351.449767][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.449814][ T32] Exception stack(0xecb8dfb0 to 0xecb8dff8) [ 1351.449844][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.449872][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.449907][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.449963][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.449989][ T32] r4:857d2ec0 [ 1351.450272][ T32] INFO: task kworker/1:482:6166 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1351.450330][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1351.459121][ T32] Exception stack(0xe0539d28 to 0xe0539d70) ** 8 printk messages dropped ** [ 1351.459492][ T32] r4:e0539dc0 ** 10 printk messages dropped ** [ 1351.460017][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1351.471062][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1351.471470][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.471909][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1351.472171][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1351.472465][ T32] r5:85a84b8c r4:85a84800 [ 1351.472484][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.472530][ T32] r7:ddde2d80 r6:83018200 r5:85a84b8c r4:857c6080 [ 1351.472551][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.472597][ T32] r10:61c88647 r9:85a22400 r8:857c60ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.472644][ T32] r4:857c6080 [ 1351.472685][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.472763][ T32] r10:00000000 r9:857c6080 r8:80287e08 r7:ecb8de60 r6:857c6380 r5:85a22400 [ 1351.472810][ T32] r4:00000001 [ 1351.472850][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.472889][ T32] Exception stack(0xecb91fb0 to 0xecb91ff8) [ 1351.472916][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.472966][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.473016][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.473048][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.473091][ T32] r4:857b9100 [ 1351.473528][ T32] INFO: task kworker/1:483:6167 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1351.473567][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.473654][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.473712][ T32] Call trace: [ 1351.473745][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.473799][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1351.473845][ T32] r4:00000000 [ 1351.473874][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.473919][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1351.473948][ T32] 9d20: d56aa000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1351.473987][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1351.474016][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.474040][ T32] r5:80070013 r4:80239bb0 [ 1351.474086][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.474132][ T32] r4:82ac21e4 [ 1351.474153][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.474215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1351.474241][ T32] r4:e0539dc0 [ 1351.474260][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.474317][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1351.474343][ T32] r4:00000000 [ 1351.474363][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.474410][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1351.474453][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.474499][ T32] r5:00001000 r4:e033d000 [ 1351.474530][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.474573][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.474631][ T32] r5:84b4d38c r4:84b4d000 [ 1351.474656][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.474707][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1351.474741][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.474792][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.474814][ T32] r4:84bc7b80 [ 1351.474833][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.474879][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1351.474902][ T32] r4:00000001 [ 1351.474941][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.474981][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1351.475029][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.475061][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.475088][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.475117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.475168][ T32] r4:84bcf980 [ 1351.475220][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.475279][ T32] INFO: task kworker/1:484:6170 blocked for more than 477 seconds. ** 6 printk messages dropped ** [ 1351.475669][ T32] r10:8291a684 r9:ecb81d84 r8:00000002 r7:60000113 r6:ecb81d8c r5:84918000 ** 8 printk messages dropped ** [ 1351.475957][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1351.476317][ T32] r5:85a8478c r4:85a84400 [ 1351.476358][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.476407][ T32] r7:ddde2d80 r6:83018200 r5:85a8478c r4:857c6200 ** 1 printk messages dropped ** [ 1351.476473][ T32] r10:61c88647 r9:84918000 r8:857c622c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1351.476743][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1351.477212][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1351.477677][ T32] Exception stack(0xe0539d28 to 0xe0539d70) ** 3 printk messages dropped ** [ 1351.477869][ T32] r5:80070013 r4:80239bb0 ** 3 printk messages dropped ** [ 1351.478024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1351.478045][ T32] r4:e0539dc0 [ 1351.478064][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.478105][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1351.478147][ T32] r4:00000000 [ 1351.478192][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.478241][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1351.478263][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.478312][ T32] r5:00001000 r4:e033d000 [ 1351.478355][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.478436][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.478487][ T32] r5:84b4d38c r4:84b4d000 [ 1351.478507][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.478554][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1351.478575][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.478644][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.478671][ T32] r4:84bc7b80 [ 1351.478690][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.478738][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1351.478771][ T32] r4:00000001 [ 1351.478793][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.478829][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1351.478879][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.478910][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.478936][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.478964][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.479006][ T32] r4:84bcf980 [ 1351.479029][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.479055][ T32] INFO: task kworker/1:485:6172 blocked for more than 477 seconds. [ 1351.479097][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.479123][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.479144][ T32] task:kworker/1:485 state:D stack:0 pid:6172 tgid:6172 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.479188][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.479230][ T32] Call trace: [ 1351.479285][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1351.479362][ T32] r10:8291a684 r9:ecb99d84 r8:00000002 r7:60000013 r6:ecb99d8c r5:8491bc00 [ 1351.479389][ T32] r4:8491bc00 [ 1351.479433][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1351.479489][ T32] r5:8491bc00 r4:8291a680 [ 1351.479535][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.479579][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.479622][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb99e08 [ 1351.479658][ T32] r4:00000000 [ 1351.479681][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1351.479717][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.479750][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.479811][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b9780 [ 1351.479837][ T32] r4:00000000 [ 1351.479857][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.479914][ T32] r9:83018205 r8:8491bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1351.479938][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.479990][ T32] r5:00001000 r4:ec797000 [ 1351.480042][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.480115][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.480161][ T32] r5:85a8538c r4:85a85000 [ 1351.480181][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.480247][ T32] r7:ddde2d80 r6:83018200 r5:85a8538c r4:857c6300 [ 1351.480271][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1351.480395][ T32] r4:857c6300 ** 5 printk messages dropped ** [ 1351.502138][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1351.502892][ T32] Call trace: ** 4 printk messages dropped ** [ 1351.503129][ T32] Exception stack(0xe0539d28 to 0xe0539d70) ** 5 printk messages dropped ** [ 1351.503426][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1351.503565][ T32] r4:e0539dc0 ** 7 printk messages dropped ** [ 1351.503911][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1351.504426][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 6 printk messages dropped ** [ 1351.504690][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1351.504977][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1351.505358][ T32] r5:8491c800 r4:8291a680 ** 2 printk messages dropped ** [ 1351.505528][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb95e08 ** 2 printk messages dropped ** [ 1351.505622][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.505655][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.505696][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b9700 [ 1351.505737][ T32] r4:00000000 [ 1351.505790][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.505838][ T32] r9:83018205 r8:8491c800 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1351.505860][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.505901][ T32] r5:00001000 r4:ec74d000 [ 1351.505921][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.505959][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.505999][ T32] r5:85a84f8c r4:85a84c00 [ 1351.506040][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.506113][ T32] r7:ddde2d80 r6:83018200 r5:85a84f8c r4:857c6480 [ 1351.506137][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.506207][ T32] r10:61c88647 r9:8491c800 r8:857c64ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.506258][ T32] r4:857c6480 [ 1351.506306][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.506355][ T32] r10:00000000 r9:857c6480 r8:80287e08 r7:ecb99e60 r6:857f5180 r5:8491c800 [ 1351.506386][ T32] r4:00000001 [ 1351.506417][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.506456][ T32] Exception stack(0xecb95fb0 to 0xecb95ff8) [ 1351.506484][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.506544][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.506609][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.506647][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.506670][ T32] r4:857b96c0 [ 1351.506950][ T32] INFO: task kworker/1:486:6176 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1351.507005][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.507078][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.507149][ T32] Call trace: [ 1351.507191][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.507247][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1351.507271][ T32] r4:00000000 [ 1351.507291][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.507339][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1351.507367][ T32] 9d20: d5ad7000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1351.507396][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1351.507430][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.507457][ T32] r5:80070013 r4:80239bb0 [ 1351.507494][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.507539][ T32] r4:82ac21e4 [ 1351.507560][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.507602][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1351.507628][ T32] r4:e0539dc0 [ 1351.507647][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.507719][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1351.507750][ T32] r4:00000000 [ 1351.507771][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.507833][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1351.507858][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.507924][ T32] r5:00001000 r4:e033d000 [ 1351.507961][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1351.508157][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1351.508509][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) ** 5 printk messages dropped ** [ 1351.508767][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1351.508913][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1351.509229][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1351.509484][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b9980 ** 5 printk messages dropped ** [ 1351.509715][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1351.509796][ T32] r5:85a8578c r4:85a85400 ** 1 printk messages dropped ** [ 1351.509859][ T32] r7:ddde2d80 r6:83018200 r5:85a8578c r4:857c6500 ** 2 printk messages dropped ** [ 1351.510038][ T32] r4:857c6500 ** 2 printk messages dropped ** [ 1351.510140][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1351.510381][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1351.535411][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1351.535988][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1351.536211][ T32] r4:e0539dc0 ** 5 printk messages dropped ** [ 1351.536515][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1351.537102][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 5 printk messages dropped ** [ 1351.537277][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1351.537430][ T32] INFO: task kworker/1:488:6180 blocked for more than 477 seconds. [ 1351.537480][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.537563][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.537592][ T32] task:kworker/1:488 state:D stack:0 pid:6180 tgid:6180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.537671][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.537741][ T32] Call trace: [ 1351.537775][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1351.537825][ T32] r10:8291a684 r9:ecba5d84 r8:00000002 r7:60000113 r6:ecba5d8c r5:85a23c00 [ 1351.537870][ T32] r4:85a23c00 [ 1351.537899][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1351.537975][ T32] r5:85a23c00 r4:8291a680 [ 1351.537999][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.538040][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.538092][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecba5e08 [ 1351.538118][ T32] r4:00000000 [ 1351.538138][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1351.538191][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.538294][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.538352][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b9ec0 [ 1351.538376][ T32] r4:00000000 [ 1351.538396][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.538453][ T32] r9:83018205 r8:85a23c00 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1351.538489][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.538545][ T32] r5:00001000 r4:ec917000 [ 1351.538599][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.538664][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.538711][ T32] r5:85a8638c r4:85a86000 [ 1351.538753][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.538804][ T32] r7:ddde2d80 r6:83018200 r5:85a8638c r4:857c6680 [ 1351.538825][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.538895][ T32] r10:61c88647 r9:85a23c00 r8:857c66ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.538944][ T32] r4:857c6680 [ 1351.538986][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.539037][ T32] r10:00000000 r9:857c6680 r8:80287e08 r7:ecb9de60 r6:857c6600 r5:85a23c00 [ 1351.539059][ T32] r4:00000001 [ 1351.539088][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.539153][ T32] Exception stack(0xecba5fb0 to 0xecba5ff8) [ 1351.539212][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.539244][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.539280][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.539318][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.539351][ T32] r4:857b9940 [ 1351.539649][ T32] INFO: task kworker/1:488:6180 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1351.539686][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.539772][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.539873][ T32] Call trace: [ 1351.539938][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.540000][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1351.540024][ T32] r4:00000000 [ 1351.540043][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.540083][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1351.540112][ T32] 9d20: d5fdf000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1351.540140][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1351.540165][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.540208][ T32] r5:80070013 r4:80239bb0 [ 1351.540232][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.540275][ T32] r4:82ac21e4 [ 1351.540346][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.540411][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1351.540435][ T32] r4:e0539dc0 [ 1351.540516][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.557211][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1351.557263][ T32] r4:00000000 [ 1351.557308][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.557381][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1351.557427][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.557479][ T32] r5:00001000 r4:e033d000 [ 1351.557500][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.557562][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.557632][ T32] r5:84b4d38c r4:84b4d000 [ 1351.557677][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.557730][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1351.557772][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.557824][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.557847][ T32] r4:84bc7b80 [ 1351.557866][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.557935][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1351.557961][ T32] r4:00000001 [ 1351.558011][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.558052][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1351.558114][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.558147][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.558173][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.558202][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.558224][ T32] r4:84bcf980 [ 1351.558247][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.558297][ T32] INFO: task kworker/1:489:6181 blocked for more than 477 seconds. [ 1351.558360][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.558409][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.558435][ T32] task:kworker/1:489 state:D stack:0 pid:6181 tgid:6181 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.558494][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.558540][ T32] Call trace: [ 1351.558599][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1351.558672][ T32] r10:8291a684 r9:ecba1d84 r8:00000002 r7:60000113 r6:ecba1d8c r5:85a21800 [ 1351.558698][ T32] r4:85a21800 [ 1351.558718][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1351.558762][ T32] r5:85a21800 r4:8291a680 [ 1351.558804][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.558877][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.558945][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecba1e08 [ 1351.559001][ T32] r4:00000000 [ 1351.559045][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1351.559133][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.559173][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.559215][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b9c00 [ 1351.559237][ T32] r4:00000000 [ 1351.559257][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.559306][ T32] r9:83018205 r8:85a21800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1351.559330][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.559371][ T32] r5:00001000 r4:ec7f9000 [ 1351.559391][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.559429][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.559469][ T32] r5:85a85b8c r4:85a85800 [ 1351.559488][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.559532][ T32] r7:ddde2d80 r6:83018200 r5:85a85b8c r4:857c6400 [ 1351.559563][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.559612][ T32] r10:61c88647 r9:85a21800 r8:857c642c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.559635][ T32] r4:857c6400 [ 1351.559654][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.559719][ T32] r10:00000000 r9:857c6400 r8:80287e08 r7:ecba5e60 r6:857c6800 r5:85a21800 [ 1351.559745][ T32] r4:00000001 [ 1351.559764][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1351.559895][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1351.571323][ T32] Exception stack(0xe0539d28 to 0xe0539d70) ** 8 printk messages dropped ** [ 1351.571706][ T32] r4:e0539dc0 ** 9 printk messages dropped ** [ 1351.572092][ T32] r5:84b4d38c r4:84b4d000 ** 6 printk messages dropped ** [ 1351.572409][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 12 printk messages dropped ** [ 1351.572983][ T32] task:kworker/1:490 state:D stack:0 pid:6184 tgid:6184 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1351.573662][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b9d80 ** 7 printk messages dropped ** [ 1351.573957][ T32] r5:85a85f8c r4:85a85c00 ** 3 printk messages dropped ** [ 1351.574131][ T32] r10:61c88647 r9:85a24800 r8:857c672c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1351.574497][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1351.575391][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1351.575719][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1351.575991][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1351.576510][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 ** 7 printk messages dropped ** [ 1351.576828][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) ** 6 printk messages dropped ** [ 1351.577053][ T32] INFO: task kworker/1:491:6186 blocked for more than 478 seconds. ** 9 printk messages dropped ** [ 1351.577554][ T32] r5:85a25400 r4:8291a680 ** 5 printk messages dropped ** [ 1351.577886][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.577924][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.577965][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f4ec0 [ 1351.577988][ T32] r4:00000000 [ 1351.578008][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.578065][ T32] r9:83018205 r8:85a25400 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1351.578109][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.578155][ T32] r5:00001000 r4:ec921000 [ 1351.578200][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.578244][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.578315][ T32] r5:85a8678c r4:85a86400 [ 1351.578359][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.578416][ T32] r7:ddde2d80 r6:83018200 r5:85a8678c r4:857c6780 [ 1351.578437][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.578485][ T32] r10:61c88647 r9:85a25400 r8:857c67ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.578529][ T32] r4:857c6780 [ 1351.578572][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.578621][ T32] r10:00000000 r9:857c6780 r8:80287e08 r7:ecba5e60 r6:857c6a00 r5:85a25400 [ 1351.578665][ T32] r4:00000001 [ 1351.578686][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.578722][ T32] Exception stack(0xecbadfb0 to 0xecbadff8) [ 1351.578748][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.578798][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.578849][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.578885][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.578909][ T32] r4:857b9e00 [ 1351.579183][ T32] INFO: task kworker/1:491:6186 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1351.579228][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.579342][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.579420][ T32] Call trace: [ 1351.579477][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.579556][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1351.579610][ T32] r4:00000000 [ 1351.579633][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.579674][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1351.579702][ T32] 9d20: d6769000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1351.579730][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1351.579754][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.579778][ T32] r5:80070013 r4:80239bb0 [ 1351.579807][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.579852][ T32] r4:82ac21e4 [ 1351.579887][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.579956][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1351.579982][ T32] r4:e0539dc0 [ 1351.580022][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.580068][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1351.580101][ T32] r4:00000000 [ 1351.580124][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.580169][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1351.580211][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.580278][ T32] r5:00001000 r4:e033d000 [ 1351.580311][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.580381][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.580484][ T32] r5:84b4d38c r4:84b4d000 [ 1351.603057][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.603157][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1351.603182][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.603232][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.603255][ T32] r4:84bc7b80 [ 1351.603275][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.603336][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1351.603362][ T32] r4:00000001 [ 1351.603399][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.603471][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1351.603506][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.603541][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.603629][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.603663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.603686][ T32] r4:84bcf980 [ 1351.603710][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.603789][ T32] INFO: task kworker/1:492:6187 blocked for more than 478 seconds. [ 1351.603904][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.603933][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.603985][ T32] task:kworker/1:492 state:D stack:0 pid:6187 tgid:6187 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1351.604566][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1351.604787][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.604826][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.604867][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bd340 [ 1351.604889][ T32] r4:00000000 [ 1351.604909][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.604957][ T32] r9:83018205 r8:85a26c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1351.604978][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.605043][ T32] r5:00001000 r4:ec941000 [ 1351.605067][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.605108][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.605150][ T32] r5:85a86f8c r4:85a86c00 [ 1351.605183][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.605232][ T32] r7:ddde2d80 r6:83018200 r5:85a86f8c r4:857c6880 [ 1351.605252][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.605299][ T32] r10:61c88647 r9:85a26c00 r8:857c68ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.605332][ T32] r4:857c6880 [ 1351.605369][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.605429][ T32] r10:00000000 r9:857c6880 r8:80287e08 r7:ecbade60 r6:857c6b00 r5:85a26c00 [ 1351.605455][ T32] r4:00000001 [ 1351.605488][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.605528][ T32] Exception stack(0xecbb5fb0 to 0xecbb5ff8) [ 1351.605556][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.605585][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.605624][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.605685][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.605722][ T32] r4:857b9a40 [ 1351.606138][ T32] INFO: task kworker/1:492:6187 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1351.606176][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.606237][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.606363][ T32] Call trace: [ 1351.606396][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.606480][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1351.606534][ T32] r4:00000000 [ 1351.606557][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 4 printk messages dropped ** [ 1351.606739][ T32] r5:80070013 r4:80239bb0 ** 6 printk messages dropped ** [ 1351.607039][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 10 printk messages dropped ** [ 1351.607589][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1351.607795][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1351.607820][ T32] r4:00000001 [ 1351.607841][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.607876][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1351.607903][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.607930][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.607983][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.608025][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.608066][ T32] r4:84bcf980 [ 1351.608144][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.608187][ T32] INFO: task kworker/1:493:6188 blocked for more than 478 seconds. [ 1351.608245][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.608413][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.608444][ T32] task:kworker/1:493 state:D stack:0 pid:6188 tgid:6188 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.608493][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.608535][ T32] Call trace: [ 1351.608564][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1351.608613][ T32] r10:8291a684 r9:ecbb9d84 r8:00000002 r7:60000113 r6:ecbb9d8c r5:85a20000 [ 1351.608662][ T32] r4:85a20000 [ 1351.608712][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1351.608760][ T32] r5:85a20000 r4:8291a680 [ 1351.608782][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.608832][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.608879][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbb9e08 [ 1351.608903][ T32] r4:00000000 [ 1351.608922][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1351.608972][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.609014][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.609057][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bd200 [ 1351.609079][ T32] r4:00000000 [ 1351.609098][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.609145][ T32] r9:83018205 r8:85a20000 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1351.609167][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1351.609315][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.609363][ T32] r5:85a86b8c r4:85a86800 [ 1351.609384][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1351.609595][ T32] r4:857c6980 ** 6 printk messages dropped ** [ 1351.609885][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1351.610609][ T32] Call trace: ** 4 printk messages dropped ** [ 1351.628620][ T32] Exception stack(0xe0539d28 to 0xe0539d70) ** 3 printk messages dropped ** [ 1351.628793][ T32] r5:80070013 r4:80239bb0 ** 6 printk messages dropped ** [ 1351.629141][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 7 printk messages dropped ** [ 1351.629593][ T32] r5:84b4d38c r4:84b4d000 ** 4 printk messages dropped ** [ 1351.629827][ T32] r4:84bc7b80 ** 4 printk messages dropped ** [ 1351.629996][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) ** 5 printk messages dropped ** [ 1351.630155][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1351.651644][ T32] r5:85a26000 r4:8291a680 ** 5 printk messages dropped ** [ 1351.651872][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1351.652218][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1351.652357][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1351.652617][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1351.653391][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1351.654091][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1351.654503][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1351.655022][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1351.655361][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1351.655694][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.656256][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1351.656732][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1351.656922][ T32] r5:85a8738c r4:85a87000 ** 3 printk messages dropped ** [ 1351.657177][ T32] r10:61c88647 r9:85a28000 r8:857c6cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1351.657564][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.657597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.657626][ T32] r4:857bd400 [ 1351.657953][ T32] INFO: task kworker/1:495:6194 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1351.657992][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.658069][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.658177][ T32] Call trace: [ 1351.658211][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.658265][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1351.658337][ T32] r4:00000000 [ 1351.658362][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.658432][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1351.658465][ T32] 9d20: d7362000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1351.658493][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1351.658548][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.658604][ T32] r5:80070013 r4:80239bb0 [ 1351.658653][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.658726][ T32] r4:82ac21e4 [ 1351.658750][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.658794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1351.658818][ T32] r4:e0539dc0 [ 1351.658863][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.658908][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1351.658931][ T32] r4:00000000 [ 1351.658950][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.658996][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1351.659018][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.659087][ T32] r5:00001000 r4:e033d000 [ 1351.659111][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.659152][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.659221][ T32] r5:84b4d38c r4:84b4d000 [ 1351.659243][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.659291][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1351.659319][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.659368][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.659417][ T32] r4:84bc7b80 [ 1351.659440][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.659487][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1351.659509][ T32] r4:00000001 [ 1351.659555][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.659621][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1351.659651][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.659679][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.659734][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.659824][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.659850][ T32] r4:84bcf980 [ 1351.659890][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.659920][ T32] INFO: task kworker/1:496:6196 blocked for more than 478 seconds. [ 1351.659950][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.659974][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.660026][ T32] task:kworker/1:496 state:D stack:0 pid:6196 tgid:6196 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.660105][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.660147][ T32] Call trace: [ 1351.660229][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1351.660280][ T32] r10:8291a684 r9:ecbbdd84 r8:00000002 r7:60000113 r6:ecbbdd8c r5:85a28c00 [ 1351.660361][ T32] r4:85a28c00 [ 1351.660412][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1351.660528][ T32] r5:85a28c00 r4:8291a680 [ 1351.668070][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.668160][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.668208][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbbde08 [ 1351.668261][ T32] r4:00000000 [ 1351.668289][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1351.668365][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.668423][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.668494][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bd4c0 [ 1351.668549][ T32] r4:00000000 [ 1351.668601][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.668680][ T32] r9:83018205 r8:85a28c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1351.668713][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.668818][ T32] r5:00001000 r4:ec97d000 [ 1351.668842][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.668884][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.668927][ T32] r5:85a8778c r4:85a87400 [ 1351.668948][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.669024][ T32] r7:ddde2d80 r6:83018200 r5:85a8778c r4:857c6d00 [ 1351.669048][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.669097][ T32] r10:61c88647 r9:85a28c00 r8:857c6d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1351.669399][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.669426][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.669455][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.669477][ T32] r4:857bd400 [ 1351.669889][ T32] INFO: task kworker/1:496:6196 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1351.669956][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.670089][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.670142][ T32] Call trace: [ 1351.670250][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.670411][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1351.670657][ T32] r4:00000000 [ 1351.685883][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.685983][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1351.686068][ T32] 9d20: d7556000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1351.686127][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1351.686157][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.686185][ T32] r5:80070013 r4:80239bb0 [ 1351.686208][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.686313][ T32] r4:82ac21e4 [ 1351.686342][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.686389][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1351.686412][ T32] r4:e0539dc0 [ 1351.686431][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.686472][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1351.686494][ T32] r4:00000000 [ 1351.686532][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.686595][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1351.686648][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.686728][ T32] r5:00001000 r4:e033d000 [ 1351.686772][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1351.687135][ T32] r4:84bc7b80 ** 4 printk messages dropped ** [ 1351.687419][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) ** 3 printk messages dropped ** [ 1351.687531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1351.687966][ T32] r4:85a29800 ** 3 printk messages dropped ** [ 1351.688086][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1351.688674][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1351.688853][ T32] r5:85a87f8c r4:85a87c00 [ 1351.688890][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1351.689007][ T32] r10:61c88647 r9:85a29800 r8:857b302c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.689029][ T32] r4:857b3000 [ 1351.689047][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.689123][ T32] r10:00000000 r9:857b3000 r8:80287e08 r7:ecbb1e60 r6:857b3080 r5:85a29800 [ 1351.689160][ T32] r4:00000001 [ 1351.689199][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.689261][ T32] Exception stack(0xecbc5fb0 to 0xecbc5ff8) [ 1351.689311][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.689365][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.689396][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.689425][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.689446][ T32] r4:857bd780 [ 1351.689898][ T32] INFO: task kworker/1:497:6198 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1351.689940][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.690029][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.690079][ T32] Call trace: [ 1351.690134][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.690190][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1351.690213][ T32] r4:00000000 [ 1351.690248][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.690337][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1351.690370][ T32] 9d20: d7556000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1351.690398][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1351.690423][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.690446][ T32] r5:80070013 r4:80239bb0 [ 1351.690466][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.690578][ T32] r4:82ac21e4 [ 1351.704197][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.704292][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1351.704358][ T32] r4:e0539dc0 [ 1351.704395][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.704445][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1351.704470][ T32] r4:00000000 [ 1351.704490][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.704538][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1351.704596][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.704676][ T32] r5:00001000 r4:e033d000 [ 1351.704730][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.704802][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.704857][ T32] r5:84b4d38c r4:84b4d000 [ 1351.704878][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.704925][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 ** 1 printk messages dropped ** [ 1351.705056][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1351.705179][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1351.705204][ T32] r4:00000001 [ 1351.705224][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.705262][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1351.705294][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.705329][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.705356][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.705386][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.705408][ T32] r4:84bcf980 [ 1351.705431][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.705460][ T32] INFO: task kworker/1:498:6200 blocked for more than 478 seconds. [ 1351.705492][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.705553][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.705580][ T32] task:kworker/1:498 state:D stack:0 pid:6200 tgid:6200 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.705666][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.705717][ T32] Call trace: [ 1351.705770][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1351.705825][ T32] r10:8291a684 r9:ecbc9d84 r8:00000002 r7:60000013 r6:ecbc9d8c r5:85a2a400 [ 1351.705860][ T32] r4:85a2a400 [ 1351.705910][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1351.705986][ T32] r5:85a2a400 r4:8291a680 [ 1351.706041][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.706111][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1351.706187][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1351.706421][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1351.706745][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.706790][ T32] r5:85a9038c r4:85a90000 [ 1351.706811][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1351.706930][ T32] r10:61c88647 r9:85a2a400 r8:857b312c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 4 printk messages dropped ** [ 1351.707071][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 6 printk messages dropped ** [ 1351.707765][ T32] INFO: task kworker/1:498:6200 is blocked on a mutex likely owned by task kworker/0:181:3703. ** 9 printk messages dropped ** [ 1351.708302][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 ** 6 printk messages dropped ** [ 1351.708609][ T32] r4:e0539dc0 ** 1 printk messages dropped ** [ 1351.708700][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 10 printk messages dropped ** [ 1351.709189][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1351.709613][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1351.709942][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.710238][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.710280][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbcde08 [ 1351.710310][ T32] r4:00000000 [ 1351.710329][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1351.710390][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.710523][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.729081][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bdd40 [ 1351.729132][ T32] r4:00000000 [ 1351.729159][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.729238][ T32] r9:83018205 r8:85a2b000 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 1351.729275][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.729363][ T32] r5:00001000 r4:ec9f7000 [ 1351.729414][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.729488][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.729566][ T32] r5:85a90b8c r4:85a90800 [ 1351.729615][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.729726][ T32] r7:ddde2d80 r6:83018200 r5:85a90b8c r4:857b3180 [ 1351.729751][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.729828][ T32] r10:61c88647 r9:85a2b000 r8:857b31ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.729854][ T32] r4:857b3180 [ 1351.729895][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.729946][ T32] r10:00000000 r9:857b3180 r8:80287e08 r7:ecbc9e60 r6:857b3380 r5:85a2b000 [ 1351.729999][ T32] r4:00000001 [ 1351.730025][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.730092][ T32] Exception stack(0xecbcdfb0 to 0xecbcdff8) [ 1351.730127][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.730183][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.730213][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.730271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.730360][ T32] r4:857bda40 [ 1351.733592][ T32] INFO: task kworker/1:499:6202 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1351.733694][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.733804][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.733891][ T32] Call trace: [ 1351.733988][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.734048][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1351.734071][ T32] r4:00000000 [ 1351.734092][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.734134][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1351.734193][ T32] 9d20: d79f4000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1351.734254][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1351.734285][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.734403][ T32] r5:80070013 r4:80239bb0 [ 1351.734437][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.734484][ T32] r4:82ac21e4 [ 1351.734506][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.734619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1351.734647][ T32] r4:e0539dc0 [ 1351.734667][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.734710][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 3 printk messages dropped ** [ 1351.734945][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1351.735336][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1351.735747][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 13 printk messages dropped ** [ 1351.736421][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 13 printk messages dropped ** [ 1351.737008][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1351.737285][ T32] r10:61c88647 r9:85a2bc00 r8:857b332c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1351.737822][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 11 printk messages dropped ** [ 1351.738786][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 ** 18 printk messages dropped ** [ 1351.739610][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 ** 5 printk messages dropped ** [ 1351.739985][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1351.740203][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1351.762972][ T32] r10:8291a684 r9:ecbd9d84 r8:00000002 r7:60000113 r6:ecbd9d8c r5:85a2d400 ** 5 printk messages dropped ** [ 1351.763171][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbd9e08 [ 1351.763220][ T32] r4:00000000 [ 1351.763244][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1351.763279][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.763328][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.763370][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bdec0 [ 1351.763392][ T32] r4:00000000 [ 1351.763465][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.763595][ T32] r9:83018205 r8:85a2d400 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 [ 1351.763703][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.763754][ T32] r5:00001000 r4:df921000 [ 1351.763775][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.763815][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.763875][ T32] r5:85a90f8c r4:85a90c00 [ 1351.763899][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.763947][ T32] r7:ddde2d80 r6:83018200 r5:85a90f8c r4:857b3200 [ 1351.763996][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.764047][ T32] r10:61c88647 r9:85a2d400 r8:857b322c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.764099][ T32] r4:857b3200 [ 1351.764123][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.764171][ T32] r10:00000000 r9:857b3200 r8:80287e08 r7:ecbcde60 r6:857b3500 r5:85a2d400 [ 1351.764195][ T32] r4:00000001 [ 1351.764215][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.764253][ T32] Exception stack(0xecbd9fb0 to 0xecbd9ff8) [ 1351.764314][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.764366][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.764395][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.764452][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.764509][ T32] r4:857bdfc0 [ 1351.764920][ T32] INFO: task kworker/1:501:6210 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1351.764960][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.765073][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.765132][ T32] Call trace: [ 1351.765190][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.765274][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1351.765307][ T32] r4:00000000 [ 1351.765339][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.765402][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1351.765436][ T32] 9d20: d7c7b000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1351.765493][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1351.765685][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.765715][ T32] r5:80070013 r4:80239bb0 [ 1351.765738][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.765781][ T32] r4:82ac21e4 [ 1351.765814][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.765863][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1351.765886][ T32] r4:e0539dc0 [ 1351.765905][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.765946][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1351.765969][ T32] r4:00000000 [ 1351.765988][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.766061][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1351.766087][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.766154][ T32] r5:00001000 r4:e033d000 [ 1351.766178][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.766218][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.766261][ T32] r5:84b4d38c r4:84b4d000 [ 1351.766333][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.766413][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1351.766466][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.766543][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.766570][ T32] r4:84bc7b80 [ 1351.766589][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.766636][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1351.766689][ T32] r4:00000001 [ 1351.766712][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.766751][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1351.766792][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.766831][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.766895][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.766928][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.766957][ T32] r4:84bcf980 [ 1351.767008][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.767066][ T32] INFO: task kworker/1:502:6212 blocked for more than 478 seconds. [ 1351.767102][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.767181][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.767206][ T32] task:kworker/1:502 state:D stack:0 pid:6212 tgid:6212 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.767281][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.767386][ T32] Call trace: [ 1351.767421][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1351.767470][ T32] r10:8291a684 r9:ecbe1d84 r8:00000002 r7:60000113 r6:ecbe1d8c r5:85a2ec00 [ 1351.767493][ T32] r4:85a2ec00 [ 1351.767513][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1351.767555][ T32] r5:85a2ec00 r4:8291a680 [ 1351.767601][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.767678][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.767724][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbe1e08 [ 1351.767748][ T32] r4:00000000 [ 1351.767772][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1351.767831][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.767870][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.767910][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ca1c0 [ 1351.767947][ T32] r4:00000000 [ 1351.767997][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.768071][ T32] r9:83018205 r8:85a2ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1351.768096][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.768168][ T32] r5:00001000 r4:eca07000 [ 1351.768193][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.768235][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.768279][ T32] r5:85a4eb8c r4:85a4e800 [ 1351.768306][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.768378][ T32] r7:ddde2d80 r6:83018200 r5:85a4eb8c r4:857b3580 [ 1351.768429][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.768489][ T32] r10:61c88647 r9:85a2ec00 r8:857b35ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1351.769010][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1351.769767][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 10 printk messages dropped ** [ 1351.770245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 ** 9 printk messages dropped ** [ 1351.793868][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1351.794257][ T32] r4:00000001 [ 1351.794280][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.794330][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1351.794362][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.794392][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.794419][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.794483][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.794539][ T32] r4:84bcf980 [ 1351.794621][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.794661][ T32] INFO: task kworker/1:503:6213 blocked for more than 478 seconds. [ 1351.794698][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.794731][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.794755][ T32] task:kworker/1:503 state:D stack:0 pid:6213 tgid:6213 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.794858][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.794955][ T32] Call trace: [ 1351.794994][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1351.795051][ T32] r10:8291a684 r9:ecbe5d84 r8:00000002 r7:60000113 r6:ecbe5d8c r5:85a30000 [ 1351.795075][ T32] r4:85a30000 [ 1351.795095][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1351.795138][ T32] r5:85a30000 r4:8291a680 [ 1351.795159][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.795224][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.795285][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbe5e08 [ 1351.795321][ T32] r4:00000000 [ 1351.795342][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1351.795380][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.795417][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.795459][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857aac40 [ 1351.795481][ T32] r4:00000000 [ 1351.795500][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.795577][ T32] r9:83018205 r8:85a30000 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1351.795605][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.795650][ T32] r5:00001000 r4:ec901000 [ 1351.795670][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.795708][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.795750][ T32] r5:85a9138c r4:85a91000 [ 1351.795769][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.795814][ T32] r7:ddde2d80 r6:83018200 r5:85a9138c r4:857b3600 [ 1351.795859][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.795914][ T32] r10:61c88647 r9:85a30000 r8:857b362c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.795964][ T32] r4:857b3600 [ 1351.796013][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.796063][ T32] r10:00000000 r9:857b3600 r8:80287e08 r7:ecbe1e60 r6:857b3680 r5:85a30000 [ 1351.796113][ T32] r4:00000001 [ 1351.796139][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.796176][ T32] Exception stack(0xecbe5fb0 to 0xecbe5ff8) ** 5 printk messages dropped ** [ 1351.796903][ T32] INFO: task kworker/1:503:6213 is blocked on a mutex likely owned by task kworker/0:181:3703. ** 10 printk messages dropped ** [ 1351.797408][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1351.797672][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 12 printk messages dropped ** [ 1351.798250][ T32] r4:84bc7b80 ** 4 printk messages dropped ** [ 1351.798583][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) ** 6 printk messages dropped ** [ 1351.798911][ T32] INFO: task kworker/1:504:6229 blocked for more than 478 seconds. ** 7 printk messages dropped ** [ 1351.799431][ T32] r4:85a30c00 ** 5 printk messages dropped ** [ 1351.799869][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1351.800082][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1351.811538][ T32] r5:85a91f8c r4:85a91c00 [ 1351.811586][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1351.811919][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1351.812678][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1351.813194][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1351.813565][ T32] r5:00001000 r4:e033d000 ** 6 printk messages dropped ** [ 1351.813946][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1351.814110][ T32] r4:00000001 [ 1351.814144][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.814186][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1351.814217][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.814249][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.814355][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.814408][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.814436][ T32] r4:84bcf980 [ 1351.814459][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.814488][ T32] INFO: task kworker/1:505:6236 blocked for more than 478 seconds. [ 1351.814545][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.814578][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.814602][ T32] task:kworker/1:505 state:D stack:0 pid:6236 tgid:6236 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.814652][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.814696][ T32] Call trace: [ 1351.814728][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1351.814778][ T32] r10:8291a684 r9:ecc2dd84 r8:00000002 r7:60000013 r6:ecc2dd8c r5:85a33000 [ 1351.814802][ T32] r4:85a33000 [ 1351.814824][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1351.814880][ T32] r5:85a33000 r4:8291a680 [ 1351.814905][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.814947][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.814991][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc2de08 [ 1351.815015][ T32] r4:00000000 [ 1351.815034][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1351.815070][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.815134][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.815210][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:845531c0 [ 1351.815266][ T32] r4:00000000 [ 1351.815300][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.815374][ T32] r9:83018205 r8:85a33000 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1351.815432][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.815515][ T32] r5:00001000 r4:eaf95000 [ 1351.815539][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.815583][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.815628][ T32] r5:85a91b8c r4:85a91800 [ 1351.815649][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.815696][ T32] r7:ddde2d80 r6:83018200 r5:85a91b8c r4:857b3780 [ 1351.815743][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.815807][ T32] r10:61c88647 r9:85a33000 r8:857b37ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.815832][ T32] r4:857b3780 [ 1351.815853][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.815914][ T32] r10:00000000 r9:857b3780 r8:80287e08 r7:ecc19e60 r6:857b3800 r5:85a33000 [ 1351.815942][ T32] r4:00000001 [ 1351.815962][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.816028][ T32] Exception stack(0xecc2dfb0 to 0xecc2dff8) [ 1351.816087][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.816120][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.816149][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.816179][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.816203][ T32] r4:857aafc0 [ 1351.816666][ T32] INFO: task kworker/1:505:6236 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1351.816748][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.816819][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.816868][ T32] Call trace: [ 1351.816915][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.816972][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1351.817051][ T32] r4:00000000 [ 1351.817123][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.817195][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1351.817236][ T32] 9d20: d8315000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1351.817266][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1351.817357][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.817387][ T32] r5:80070013 r4:80239bb0 [ 1351.817422][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.817499][ T32] r4:82ac21e4 [ 1351.817524][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.817577][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1351.817602][ T32] r4:e0539dc0 [ 1351.817626][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.817670][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1351.817694][ T32] r4:00000000 [ 1351.817744][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.817795][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1351.817846][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.817895][ T32] r5:00001000 r4:e033d000 [ 1351.817975][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.818022][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.818095][ T32] r5:84b4d38c r4:84b4d000 [ 1351.818144][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.818226][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1351.818295][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.818350][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.818374][ T32] r4:84bc7b80 [ 1351.818394][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.818442][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1351.818484][ T32] r4:00000001 [ 1351.818534][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.818574][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1351.818603][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.818632][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.818670][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.818703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.818729][ T32] r4:84bcf980 [ 1351.818749][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.818786][ T32] INFO: task kworker/1:506:6245 blocked for more than 478 seconds. [ 1351.818819][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.818845][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.818896][ T32] task:kworker/1:506 state:D stack:0 pid:6245 tgid:6245 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.818947][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.818990][ T32] Call trace: [ 1351.819020][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1351.819082][ T32] r10:8291a684 r9:ecc29d84 r8:00000002 r7:60000013 r6:ecc29d8c r5:85a33c00 ** 2 printk messages dropped ** [ 1351.819176][ T32] r5:85a33c00 r4:8291a680 ** 3 printk messages dropped ** [ 1351.819305][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1351.819442][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857e1300 ** 7 printk messages dropped ** [ 1351.819900][ T32] r5:85a9278c r4:85a92400 [ 1351.819924][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1351.820249][ T32] r10:00000000 r9:857b3900 r8:80287e08 r7:ecc19e60 r6:857b3a80 r5:85a33c00 ** 7 printk messages dropped ** [ 1351.826519][ T32] r4:857e1200 ** 3 printk messages dropped ** [ 1351.827259][ T32] Call trace: ** 7 printk messages dropped ** [ 1351.827709][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1351.827899][ T32] r4:e0539dc0 ** 5 printk messages dropped ** [ 1351.828194][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1351.828611][ T32] r4:84bc7b80 ** 4 printk messages dropped ** [ 1351.828780][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) ** 3 printk messages dropped ** [ 1351.828952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.828992][ T32] r4:84bcf980 [ 1351.829017][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.829045][ T32] INFO: task kworker/1:507:6246 blocked for more than 478 seconds. [ 1351.829077][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.829102][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.829151][ T32] task:kworker/1:507 state:D stack:0 pid:6246 tgid:6246 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.829203][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.829291][ T32] Call trace: [ 1351.829344][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1351.829395][ T32] r10:8291a684 r9:ecbd5d84 r8:00000002 r7:60000013 r6:ecbd5d8c r5:85a34800 [ 1351.829449][ T32] r4:85a34800 [ 1351.829475][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1351.829521][ T32] r5:85a34800 r4:8291a680 [ 1351.829571][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.829614][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.829660][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbd5e08 [ 1351.829683][ T32] r4:00000000 [ 1351.829702][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1351.829738][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.829803][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.829851][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857e1140 [ 1351.829875][ T32] r4:00000000 [ 1351.829895][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.829941][ T32] r9:83018205 r8:85a34800 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1351.829963][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.830006][ T32] r5:00001000 r4:eb795000 [ 1351.830026][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.830092][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.830158][ T32] r5:85a9238c r4:85a92000 [ 1351.830181][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.830280][ T32] r7:ddde2d80 r6:83018200 r5:85a9238c r4:857b3980 [ 1351.830309][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.830361][ T32] r10:61c88647 r9:85a34800 r8:857b39ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.830385][ T32] r4:857b3980 [ 1351.830405][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.830502][ T32] r10:00000000 r9:857b3980 r8:80287e08 r7:ecc29e60 r6:857b3b80 r5:85a34800 [ 1351.842376][ T32] r4:00000001 [ 1351.842452][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.842523][ T32] Exception stack(0xecbd5fb0 to 0xecbd5ff8) [ 1351.842585][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.842621][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.842674][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.842742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.842798][ T32] r4:857e1100 [ 1351.843217][ T32] INFO: task kworker/1:507:6246 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1351.843258][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.843366][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.843420][ T32] Call trace: [ 1351.843491][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.843550][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1351.843575][ T32] r4:00000000 [ 1351.843607][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.843653][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1351.843685][ T32] 9d20: d8315000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1351.843714][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1351.843766][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.843795][ T32] r5:80070013 r4:80239bb0 [ 1351.843817][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.843863][ T32] r4:82ac21e4 [ 1351.843912][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.843981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1351.844045][ T32] r4:e0539dc0 [ 1351.844094][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.844168][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1351.844196][ T32] r4:00000000 [ 1351.844219][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.844296][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1351.844324][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.844414][ T32] r5:00001000 r4:e033d000 [ 1351.844440][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.844483][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.844527][ T32] r5:84b4d38c r4:84b4d000 [ 1351.844548][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.844634][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1351.844660][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.844711][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.844762][ T32] r4:84bc7b80 [ 1351.844788][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.844837][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1351.844891][ T32] r4:00000001 [ 1351.844916][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.844953][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1351.844981][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.845025][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.845057][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.845088][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.845110][ T32] r4:84bcf980 [ 1351.845159][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.845236][ T32] INFO: task kworker/1:508:6248 blocked for more than 478 seconds. [ 1351.845274][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.845307][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.845346][ T32] task:kworker/1:508 state:D stack:0 pid:6248 tgid:6248 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.845398][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.845441][ T32] Call trace: [ 1351.845497][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1351.845553][ T32] r10:8291a684 r9:ecc31d84 r8:00000002 r7:60000013 r6:ecc31d8c r5:85a35400 [ 1351.845579][ T32] r4:85a35400 [ 1351.845627][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1351.845676][ T32] r5:85a35400 r4:8291a680 [ 1351.845698][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1351.845888][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1351.846008][ T32] r4:00000000 [ 1351.846028][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.846105][ T32] r9:83018205 r8:85a35400 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1351.846158][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.846206][ T32] r5:00001000 r4:eb9c9000 [ 1351.846228][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.846268][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.846318][ T32] r5:85a92b8c r4:85a92800 [ 1351.846355][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.846407][ T32] r7:ddde2d80 r6:83018200 r5:85a92b8c r4:857b3a00 [ 1351.846429][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.846477][ T32] r10:61c88647 r9:85a35400 r8:857b3a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.846527][ T32] r4:857b3a00 [ 1351.846550][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.846598][ T32] r10:00000000 r9:857b3a00 r8:80287e08 r7:ecc29e60 r6:857b3c80 r5:85a35400 [ 1351.846621][ T32] r4:00000001 [ 1351.846669][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.846737][ T32] Exception stack(0xecc31fb0 to 0xecc31ff8) [ 1351.846769][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.846822][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.846892][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.846926][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.846977][ T32] r4:857e12c0 [ 1351.847251][ T32] INFO: task kworker/1:508:6248 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1351.847292][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.847397][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.847481][ T32] Call trace: [ 1351.847513][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.847568][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1351.847592][ T32] r4:00000000 [ 1351.847612][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.847656][ T32] Exception stack(0xe0539d28 to 0xe0539d70) ** 2 printk messages dropped ** [ 1351.847763][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1351.847993][ T32] r4:e0539dc0 ** 5 printk messages dropped ** [ 1351.848311][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1351.848665][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1351.849044][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1351.849361][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1351.849800][ T32] r4:85a36000 [ 1351.849826][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1351.849871][ T32] r5:85a36000 r4:8291a680 [ 1351.849891][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.849966][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.850080][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbdde08 [ 1351.850108][ T32] r4:00000000 [ 1351.850141][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1351.850184][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.850220][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.850288][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857e1600 [ 1351.850318][ T32] r4:00000000 [ 1351.850338][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.850480][ T32] r9:83018205 r8:85a36000 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1351.862512][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.862618][ T32] r5:00001000 r4:eba13000 [ 1351.862692][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.862790][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.862853][ T32] r5:85a92f8c r4:85a92c00 [ 1351.862904][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.862959][ T32] r7:ddde2d80 r6:83018200 r5:85a92f8c r4:857b3b00 [ 1351.862982][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.863031][ T32] r10:61c88647 r9:85a36000 r8:857b3b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.863055][ T32] r4:857b3b00 [ 1351.863110][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.863207][ T32] r10:00000000 r9:857b3b00 r8:80287e08 r7:ecc31e60 r6:857b3d80 r5:85a36000 [ 1351.863262][ T32] r4:00000001 [ 1351.863324][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.863367][ T32] Exception stack(0xecbddfb0 to 0xecbddff8) [ 1351.863398][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.863427][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.863454][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.863485][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.863520][ T32] r4:857e1440 [ 1351.863915][ T32] INFO: task kworker/1:509:6250 is blocked on a mutex likely owned by task kworker/0:181:3703. ** 7 printk messages dropped ** [ 1351.864351][ T32] Exception stack(0xe0539d28 to 0xe0539d70) ** 8 printk messages dropped ** [ 1351.864668][ T32] r4:e0539dc0 ** 4 printk messages dropped ** [ 1351.864901][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1351.864939][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.864987][ T32] r5:00001000 r4:e033d000 [ 1351.865009][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.865050][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.865094][ T32] r5:84b4d38c r4:84b4d000 [ 1351.865126][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.865208][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1351.865245][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.865303][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.865329][ T32] r4:84bc7b80 [ 1351.865349][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.865396][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1351.865421][ T32] r4:00000001 [ 1351.865440][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.865481][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1351.865580][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.865642][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.865689][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.865748][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.865793][ T32] r4:84bcf980 [ 1351.865838][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1351.866014][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1351.866326][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1351.866634][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857e1780 ** 3 printk messages dropped ** [ 1351.866822][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.866881][ T32] r5:00001000 r4:ebaf5000 [ 1351.866926][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.866971][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.867035][ T32] r5:85a9338c r4:85a93000 [ 1351.867085][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.867139][ T32] r7:ddde2d80 r6:83018200 r5:85a9338c r4:857b3c00 [ 1351.867181][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.867233][ T32] r10:61c88647 r9:85a36c00 r8:857b3c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.867290][ T32] r4:857b3c00 [ 1351.867342][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.867431][ T32] r10:00000000 r9:857b3c00 r8:80287e08 r7:ecbdde60 r6:857b3e80 r5:85a36c00 [ 1351.867458][ T32] r4:00000001 [ 1351.867479][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.867546][ T32] Exception stack(0xecc39fb0 to 0xecc39ff8) [ 1351.867578][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.867609][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.867641][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.867688][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.867714][ T32] r4:857e15c0 [ 1351.867968][ T32] INFO: task kworker/1:510:6252 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1351.868004][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1351.868360][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 6 printk messages dropped ** [ 1351.868652][ T32] r5:80070013 r4:80239bb0 ** 4 printk messages dropped ** [ 1351.868801][ T32] r4:e0539dc0 ** 6 printk messages dropped ** [ 1351.869163][ T32] r5:00001000 r4:e033d000 ** 6 printk messages dropped ** [ 1351.869518][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1351.869854][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.870136][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.870506][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1351.881457][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1351.881632][ T32] r7:ddde2d80 r6:83018200 r5:85a9378c r4:857b3d00 ** 4 printk messages dropped ** [ 1351.881843][ T32] r10:00000000 r9:857b3d00 r8:80287e08 r7:ecc39e60 r6:857b3e00 r5:85a31800 ** 8 printk messages dropped ** [ 1351.882721][ T32] INFO: task kworker/1:511:6254 is blocked on a mutex likely owned by task kworker/0:181:3703. ** 1 printk messages dropped ** [ 1351.882912][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.883003][ T32] Call trace: [ 1351.883037][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.883092][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1351.883117][ T32] r4:00000000 [ 1351.883136][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.883176][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1351.883205][ T32] 9d20: d8315000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1351.883234][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1351.883260][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.883348][ T32] r5:80070013 r4:80239bb0 [ 1351.883374][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.883432][ T32] r4:82ac21e4 [ 1351.883457][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.883563][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1351.883698][ T32] r4:e0539dc0 [ 1351.883722][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.883766][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1351.883790][ T32] r4:00000000 [ 1351.883853][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.883906][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1351.884041][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.884090][ T32] r5:00001000 r4:e033d000 [ 1351.884112][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.884154][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.884197][ T32] r5:84b4d38c r4:84b4d000 [ 1351.884218][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.884267][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1351.884295][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.884362][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.884387][ T32] r4:84bc7b80 [ 1351.884408][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.884483][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1351.884511][ T32] r4:00000001 [ 1351.884531][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.884567][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1351.884597][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.884652][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.884684][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.884715][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.884737][ T32] r4:84bcf980 [ 1351.884758][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.884786][ T32] INFO: task kworker/1:512:6256 blocked for more than 478 seconds. [ 1351.884816][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.884841][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.884861][ T32] task:kworker/1:512 state:D stack:0 pid:6256 tgid:6256 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.884908][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.884963][ T32] Call trace: [ 1351.884999][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1351.885049][ T32] r10:8291a684 r9:ecc41d84 r8:00000002 r7:60000113 r6:ecc41d8c r5:85a2c800 [ 1351.885072][ T32] r4:85a2c800 [ 1351.885104][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) ** 1 printk messages dropped ** [ 1351.885222][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1351.885681][ T32] r5:00001000 r4:ec52b000 ** 2 printk messages dropped ** [ 1351.885818][ T32] r5:85a93b8c r4:85a93800 [ 1351.885839][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1351.886029][ T32] r4:857b3f00 ** 5 printk messages dropped ** [ 1351.886226][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1351.886814][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.887164][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 ** 8 printk messages dropped ** [ 1351.887483][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 7 printk messages dropped ** [ 1351.887845][ T32] r5:84b4d38c r4:84b4d000 ** 6 printk messages dropped ** [ 1351.888191][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 5 printk messages dropped ** [ 1351.888458][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1351.888813][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1351.889205][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc45e08 ** 10 printk messages dropped ** [ 1351.889790][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1351.890031][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1351.890359][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1351.909442][ T32] Call trace: [ 1351.909522][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.909592][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1351.909619][ T32] r4:00000000 [ 1351.909653][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.909740][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1351.909776][ T32] 9d20: d8315000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1351.909811][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1351.909852][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.909882][ T32] r5:80070013 r4:80239bb0 [ 1351.909903][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.909948][ T32] r4:82ac21e4 [ 1351.909969][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.910044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1351.910072][ T32] r4:e0539dc0 [ 1351.910092][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.910163][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1351.910190][ T32] r4:00000000 [ 1351.910210][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.910261][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1351.910300][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.910347][ T32] r5:00001000 r4:e033d000 [ 1351.910368][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.910412][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.910455][ T32] r5:84b4d38c r4:84b4d000 [ 1351.910555][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.915256][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1351.915313][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.915380][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.915443][ T32] r4:84bc7b80 [ 1351.915498][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.915566][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1351.915594][ T32] r4:00000001 [ 1351.915616][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.915657][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1351.915744][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.915779][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1351.916017][ T32] INFO: task kworker/1:514:6261 blocked for more than 478 seconds. ** 7 printk messages dropped ** [ 1351.917556][ T32] r4:85a3a400 ** 4 printk messages dropped ** [ 1351.917956][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc4de08 ** 7 printk messages dropped ** [ 1351.918590][ T32] r9:83018205 r8:85a3a400 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 ** 4 printk messages dropped ** [ 1351.918939][ T32] r5:85aa038c r4:85aa0000 [ 1351.918983][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1351.919224][ T32] r10:61c88647 r9:85a3a400 r8:857d612c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1351.919868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1351.931634][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 6 printk messages dropped ** [ 1351.932055][ T32] r5:80070013 r4:80239bb0 ** 3 printk messages dropped ** [ 1351.932369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 ** 8 printk messages dropped ** [ 1351.932957][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1351.933724][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 6 printk messages dropped ** [ 1351.934249][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1351.935028][ T32] r10:8291a684 r9:ecc55d84 r8:00000002 r7:60000013 r6:ecc55d8c r5:85a3b000 ** 5 printk messages dropped ** [ 1351.935518][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc55e08 ** 8 printk messages dropped ** [ 1351.936143][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1351.936487][ T32] r5:84905b8c r4:84905800 ** 2 printk messages dropped ** [ 1351.936664][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1351.937414][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1351.938454][ T32] Call trace: ** 4 printk messages dropped ** [ 1351.938826][ T32] Exception stack(0xe0539d28 to 0xe0539d70) ** 6 printk messages dropped ** [ 1351.939218][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1351.939896][ T32] r5:00001000 r4:e033d000 ** 6 printk messages dropped ** [ 1351.959993][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1351.960314][ T32] r4:00000001 [ 1351.960384][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.960799][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1351.960844][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.960912][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.960971][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.961037][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.961115][ T32] r4:84bcf980 [ 1351.961169][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.961260][ T32] INFO: task kworker/1:516:6266 blocked for more than 478 seconds. [ 1351.961339][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.961385][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.961427][ T32] task:kworker/1:516 state:D stack:0 pid:6266 tgid:6266 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.961530][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.961632][ T32] Call trace: [ 1351.961748][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1351.961873][ T32] r10:8291a684 r9:ecc59d84 r8:00000002 r7:60000113 r6:ecc59d8c r5:85a39800 [ 1351.961919][ T32] r4:85a39800 [ 1351.961965][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1351.962049][ T32] r5:85a39800 r4:8291a680 [ 1351.962097][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.962209][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.962318][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc59e08 [ 1351.962366][ T32] r4:00000000 [ 1351.962409][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1351.962473][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.962575][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.962663][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857d82c0 [ 1351.962711][ T32] r4:00000000 [ 1351.962747][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.962837][ T32] r9:83018205 r8:85a39800 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1351.962911][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.962996][ T32] r5:00001000 r4:ec799000 [ 1351.963035][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.963113][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.963197][ T32] r5:85aa078c r4:85aa0400 [ 1351.963241][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.963353][ T32] r7:ddde2d80 r6:83018200 r5:85aa078c r4:857d6180 [ 1351.963401][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.963495][ T32] r10:61c88647 r9:85a39800 r8:857d61ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.963546][ T32] r4:857d6180 [ 1351.963585][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.963678][ T32] r10:00000000 r9:857d6180 r8:80287e08 r7:ecc4de60 r6:857d6380 r5:85a39800 [ 1351.963722][ T32] r4:00000001 [ 1351.963765][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.963837][ T32] Exception stack(0xecc59fb0 to 0xecc59ff8) [ 1351.963917][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.963989][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.964038][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.964120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.964176][ T32] r4:857d8000 [ 1351.964837][ T32] INFO: task kworker/1:516:6266 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1351.964909][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.965019][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.965110][ T32] Call trace: [ 1351.965173][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.965271][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1351.965324][ T32] r4:00000000 [ 1351.965366][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.965450][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1351.965509][ T32] 9d20: d8315000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1351.965599][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1351.965677][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1351.965732][ T32] r5:80070013 r4:80239bb0 [ 1351.965770][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.965898][ T32] r4:82ac21e4 [ 1351.965950][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.966104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1351.966156][ T32] r4:e0539dc0 [ 1351.966192][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.966277][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1351.966331][ T32] r4:00000000 [ 1351.966369][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.966459][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1351.966489][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.966566][ T32] r5:00001000 r4:e033d000 [ 1351.966606][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.966685][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.966769][ T32] r5:84b4d38c r4:84b4d000 [ 1351.966835][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.966927][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1351.966992][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.967094][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.967172][ T32] r4:84bc7b80 [ 1351.967210][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.967307][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1351.967357][ T32] r4:00000001 [ 1351.967419][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.967500][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1351.967558][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.967616][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.967697][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.967760][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 1 printk messages dropped ** [ 1351.967914][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1351.968583][ T32] r4:85a3bc00 ** 4 printk messages dropped ** [ 1351.968947][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc51e08 ** 10 printk messages dropped ** [ 1351.969638][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1351.969799][ T32] r5:85aa0b8c r4:85aa0800 ** 3 printk messages dropped ** [ 1351.970121][ T32] r10:61c88647 r9:85a3bc00 r8:857d622c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1351.989065][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1351.990079][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1351.995535][ T32] Exception stack(0xe0539d28 to 0xe0539d70) ** 5 printk messages dropped ** [ 1351.995945][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1351.996193][ T32] r4:e0539dc0 ** 5 printk messages dropped ** [ 1351.996625][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1351.997248][ T32] r4:84bc7b80 ** 5 printk messages dropped ** [ 1351.997637][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1351.998274][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.998843][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1351.999548][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1351.999834][ T32] r5:85aa0f8c r4:85aa0c00 [ 1351.999880][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.999969][ T32] r7:ddde2d80 r6:83018200 r5:85aa0f8c r4:857d6480 [ 1352.000008][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.000096][ T32] r10:61c88647 r9:85a3c800 r8:857d64ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.000147][ T32] r4:857d6480 [ 1352.000183][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.000270][ T32] r10:00000000 r9:857d6480 r8:80287e08 r7:ecc51e60 r6:857d6580 r5:85a3c800 [ 1352.000343][ T32] r4:00000001 [ 1352.000479][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.013139][ T32] Exception stack(0xecc49fb0 to 0xecc49ff8) [ 1352.013228][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.013287][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.013351][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.013413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.013459][ T32] r4:857d8380 [ 1352.014114][ T32] INFO: task kworker/1:518:6271 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1352.014188][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.014391][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.014503][ T32] Call trace: [ 1352.014583][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.014699][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1352.014750][ T32] r4:00000000 [ 1352.014831][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.014919][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1352.014979][ T32] 9d20: d8315000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1352.015031][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1352.015083][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.015130][ T32] r5:80070013 r4:80239bb0 [ 1352.015173][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.015259][ T32] r4:82ac21e4 [ 1352.015332][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.015422][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1352.015471][ T32] r4:e0539dc0 [ 1352.015508][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.015593][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1352.015669][ T32] r4:00000000 [ 1352.015722][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.015815][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1352.015866][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.015945][ T32] r5:00001000 r4:e033d000 [ 1352.015992][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.016069][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.016148][ T32] r5:84b4d38c r4:84b4d000 [ 1352.016195][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.016294][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1352.016369][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.016462][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.016513][ T32] r4:84bc7b80 [ 1352.016553][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.016642][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1352.016692][ T32] r4:00000001 [ 1352.016729][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.016800][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1352.016849][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.016908][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.016962][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.017019][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.017067][ T32] r4:84bcf980 [ 1352.017227][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.017440][ T32] INFO: task kworker/1:519:6272 blocked for more than 478 seconds. [ 1352.017531][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.017598][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.017637][ T32] task:kworker/1:519 state:D stack:0 pid:6272 tgid:6272 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.017856][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.017939][ T32] Call trace: [ 1352.018119][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1352.018213][ T32] r10:8291a684 r9:ecc3dd84 r8:00000002 r7:60000113 r6:ecc3dd8c r5:85a3d400 [ 1352.018259][ T32] r4:85a3d400 [ 1352.018316][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1352.018401][ T32] r5:85a3d400 r4:8291a680 [ 1352.018438][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.018517][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.018600][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc3de08 [ 1352.018643][ T32] r4:00000000 [ 1352.018688][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1352.018758][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.018829][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.018911][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857d8700 [ 1352.018959][ T32] r4:00000000 [ 1352.019252][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.019349][ T32] r9:83018205 r8:85a3d400 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1352.019409][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.019495][ T32] r5:00001000 r4:ec91f000 [ 1352.019529][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.019623][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.019708][ T32] r5:85aa138c r4:85aa1000 [ 1352.019750][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.019840][ T32] r7:ddde2d80 r6:83018200 r5:85aa138c r4:857d6300 [ 1352.019879][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.019968][ T32] r10:61c88647 r9:85a3d400 r8:857d632c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.020010][ T32] r4:857d6300 [ 1352.020054][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.020142][ T32] r10:00000000 r9:857d6300 r8:80287e08 r7:ecc49e60 r6:857d6500 r5:85a3d400 [ 1352.020183][ T32] r4:00000001 [ 1352.020242][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.020317][ T32] Exception stack(0xecc3dfb0 to 0xecc3dff8) [ 1352.020388][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.040810][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.040939][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.041018][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.041076][ T32] r4:857d8500 [ 1352.041545][ T32] INFO: task kworker/1:519:6272 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1352.041600][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.041678][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.041741][ T32] Call trace: [ 1352.041789][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.041896][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1352.041951][ T32] r4:00000000 [ 1352.041974][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.042019][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1352.042090][ T32] 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1352.042157][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1352.042184][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.042208][ T32] r5:80070013 r4:80239bb0 [ 1352.042273][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.042330][ T32] r4:82ac21e4 [ 1352.042360][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.042437][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1352.042463][ T32] r4:e0539dc0 [ 1352.042483][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.042528][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1352.042554][ T32] r4:00000000 [ 1352.042575][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.042649][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1352.042677][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.042722][ T32] r5:00001000 r4:e033d000 [ 1352.042743][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.042785][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.042832][ T32] r5:84b4d38c r4:84b4d000 [ 1352.042854][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.042929][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1352.042955][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.043005][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.043038][ T32] r4:84bc7b80 [ 1352.043062][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.043111][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1352.043134][ T32] r4:00000001 [ 1352.043154][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.043231][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1352.043264][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1352.043433][ T32] INFO: task kworker/1:520:6275 blocked for more than 478 seconds. ** 11 printk messages dropped ** [ 1352.044006][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1352.044668][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1352.044784][ T32] r7:ddde2d80 r6:83018200 r5:85aa178c r4:857d6600 ** 8 printk messages dropped ** [ 1352.045042][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1352.046019][ T32] Exception stack(0xe0539d28 to 0xe0539d70) ** 8 printk messages dropped ** [ 1352.046387][ T32] r4:e0539dc0 ** 6 printk messages dropped ** [ 1352.046704][ T32] r5:00001000 r4:e033d000 ** 9 printk messages dropped ** [ 1352.047147][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 6 printk messages dropped ** [ 1352.047368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.047390][ T32] r4:84bcf980 [ 1352.047410][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.047471][ T32] INFO: task kworker/1:521:6276 blocked for more than 478 seconds. [ 1352.047529][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.047557][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.047579][ T32] task:kworker/1:521 state:D stack:0 pid:6276 tgid:6276 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.047629][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.047670][ T32] Call trace: [ 1352.047726][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1352.047779][ T32] r10:8291a684 r9:ecc61d84 r8:00000002 r7:60000113 r6:ecc61d8c r5:85a3ec00 [ 1352.047802][ T32] r4:85a3ec00 [ 1352.047823][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1352.047865][ T32] r5:85a3ec00 r4:8291a680 [ 1352.047885][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.047923][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.048027][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc61e08 [ 1352.048054][ T32] r4:00000000 [ 1352.048073][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1352.048108][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.048180][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.048255][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857d8a00 [ 1352.048281][ T32] r4:00000000 [ 1352.048312][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.048434][ T32] r9:83018205 r8:85a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1352.048461][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.048508][ T32] r5:00001000 r4:ec94d000 [ 1352.048528][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.048567][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.048609][ T32] r5:85aa1b8c r4:85aa1800 [ 1352.048629][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.048675][ T32] r7:ddde2d80 r6:83018200 r5:85aa1b8c r4:857d6780 [ 1352.048695][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.048768][ T32] r10:61c88647 r9:85a3ec00 r8:857d67ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.048796][ T32] r4:857d6780 [ 1352.048816][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.048891][ T32] r10:00000000 r9:857d6780 r8:80287e08 r7:ecc5de60 r6:857d6680 r5:85a3ec00 [ 1352.048941][ T32] r4:00000001 [ 1352.048983][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.049027][ T32] Exception stack(0xecc61fb0 to 0xecc61ff8) [ 1352.049083][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.049134][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.049300][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.049369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.049425][ T32] r4:857d86c0 [ 1352.049872][ T32] INFO: task kworker/1:521:6276 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1352.049939][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.050052][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.050141][ T32] Call trace: [ 1352.050200][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.050309][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1352.050363][ T32] r4:00000000 [ 1352.050401][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1352.057251][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1352.057538][ T32] r4:e0539dc0 ** 5 printk messages dropped ** [ 1352.057796][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1352.058226][ T32] r4:84bc7b80 ** 4 printk messages dropped ** [ 1352.058441][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) ** 5 printk messages dropped ** [ 1352.058679][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1352.059004][ T32] r4:85a38c00 ** 4 printk messages dropped ** [ 1352.059263][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc65e08 ** 5 printk messages dropped ** [ 1352.059605][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.059937][ T32] r5:85aa1f8c r4:85aa1c00 [ 1352.059957][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1352.060276][ T32] r10:00000000 r9:857d6800 r8:80287e08 r7:ecc61e60 r6:857d6900 r5:85a38c00 ** 9 printk messages dropped ** [ 1352.069278][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1352.069829][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1352.070009][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 11 printk messages dropped ** [ 1352.076128][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1352.076543][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1352.076828][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1352.077156][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1352.077592][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1352.077759][ T32] r5:85aa238c r4:85aa2000 [ 1352.077802][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.077853][ T32] r7:ddde2d80 r6:83018200 r5:85aa238c r4:857d6980 [ 1352.077874][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.077922][ T32] r10:61c88647 r9:85a2e000 r8:857d69ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.077944][ T32] r4:857d6980 [ 1352.077963][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.078008][ T32] r10:00000000 r9:857d6980 r8:80287e08 r7:ecc65e60 r6:857d6880 r5:85a2e000 [ 1352.078030][ T32] r4:00000001 [ 1352.078085][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.078126][ T32] Exception stack(0xecc69fb0 to 0xecc69ff8) [ 1352.078177][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.078210][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.078238][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.078295][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.078325][ T32] r4:857d8a80 [ 1352.078737][ T32] INFO: task kworker/1:523:6280 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1352.078774][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.078876][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.078927][ T32] Call trace: [ 1352.079026][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.079137][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1352.079187][ T32] r4:00000000 [ 1352.079210][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.079252][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1352.079308][ T32] 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1352.079364][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1352.079393][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.079418][ T32] r5:80070013 r4:80239bb0 [ 1352.079451][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.079497][ T32] r4:82ac21e4 [ 1352.079518][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.079562][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1352.079585][ T32] r4:e0539dc0 [ 1352.079604][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.079647][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1352.079695][ T32] r4:00000000 [ 1352.079744][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.079795][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1352.079816][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.079859][ T32] r5:00001000 r4:e033d000 [ 1352.079879][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.079919][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.079961][ T32] r5:84b4d38c r4:84b4d000 [ 1352.079981][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.080028][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1352.080079][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.080131][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.080154][ T32] r4:84bc7b80 [ 1352.080173][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.080220][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1352.080242][ T32] r4:00000001 [ 1352.080262][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.080306][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1352.080374][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.080410][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.089356][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.089480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.089512][ T32] r4:84bcf980 [ 1352.089541][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.089574][ T32] INFO: task kworker/1:524:6281 blocked for more than 478 seconds. [ 1352.089607][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.089633][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.089667][ T32] task:kworker/1:524 state:D stack:0 pid:6281 tgid:6281 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.089741][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.089851][ T32] Call trace: [ 1352.089888][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1352.089968][ T32] r10:8291a684 r9:ecc71d84 r8:00000002 r7:60000013 r6:ecc71d8c r5:85ab8000 [ 1352.089996][ T32] r4:85ab8000 ** 2 printk messages dropped ** [ 1352.090125][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1352.090269][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc71e08 [ 1352.090305][ T32] r4:00000000 [ 1352.090339][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1352.090378][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.090418][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.094953][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857d8fc0 [ 1352.095037][ T32] r4:00000000 [ 1352.095086][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.095187][ T32] r9:83018205 r8:85ab8000 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1352.095221][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.095271][ T32] r5:00001000 r4:ec9dd000 [ 1352.095306][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.095349][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.095392][ T32] r5:85aa278c r4:85aa2400 [ 1352.095414][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.095463][ T32] r7:ddde2d80 r6:83018200 r5:85aa278c r4:857d6a00 [ 1352.095484][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.095565][ T32] r10:61c88647 r9:85ab8000 r8:857d6a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.095615][ T32] r4:857d6a00 [ 1352.095668][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.095721][ T32] r10:00000000 r9:857d6a00 r8:80287e08 r7:ecc69e60 r6:857d6b80 r5:85ab8000 [ 1352.095744][ T32] r4:00000001 [ 1352.095764][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.095801][ T32] Exception stack(0xecc71fb0 to 0xecc71ff8) [ 1352.095832][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.095871][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.095902][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.095941][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.095967][ T32] r4:857d8e00 [ 1352.096421][ T32] INFO: task kworker/1:524:6281 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1352.096485][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.096561][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.096611][ T32] Call trace: [ 1352.096642][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.096726][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1352.096755][ T32] r4:00000000 [ 1352.096775][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.096829][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1352.096861][ T32] 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1352.096891][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1352.096939][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.096967][ T32] r5:80070013 r4:80239bb0 [ 1352.097027][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.097074][ T32] r4:82ac21e4 [ 1352.097119][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.097176][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1352.097199][ T32] r4:e0539dc0 [ 1352.097219][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.097271][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1352.097330][ T32] r4:00000000 [ 1352.097362][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.097414][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1352.097436][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.097479][ T32] r5:00001000 r4:e033d000 [ 1352.097499][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.097539][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.097581][ T32] r5:84b4d38c r4:84b4d000 [ 1352.097600][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.097663][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1352.097698][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.097750][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.097790][ T32] r4:84bc7b80 [ 1352.097834][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.097885][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1352.097909][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1352.097991][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) ** 6 printk messages dropped ** [ 1352.098217][ T32] INFO: task kworker/1:525:6283 blocked for more than 478 seconds. ** 7 printk messages dropped ** [ 1352.098586][ T32] r4:85ab8c00 ** 2 printk messages dropped ** [ 1352.098742][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1352.099118][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.099396][ T32] r5:85aa2b8c r4:85aa2800 [ 1352.099416][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.099473][ T32] r7:ddde2d80 r6:83018200 r5:85aa2b8c r4:857d6a80 ** 1 printk messages dropped ** [ 1352.099546][ T32] r10:61c88647 r9:85ab8c00 r8:857d6aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1352.099883][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1352.100316][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1352.109717][ T32] r5:80070013 r4:80239bb0 ** 4 printk messages dropped ** [ 1352.109918][ T32] r4:e0539dc0 [ 1352.109962][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.110010][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1352.110055][ T32] r4:00000000 [ 1352.110080][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.110130][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1352.110152][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.110209][ T32] r5:00001000 r4:e033d000 [ 1352.110233][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.110276][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.110326][ T32] r5:84b4d38c r4:84b4d000 [ 1352.110383][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.110441][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1352.110508][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.115080][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.115120][ T32] r4:84bc7b80 [ 1352.115143][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.115259][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1352.115296][ T32] r4:00000001 [ 1352.115319][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.115371][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1352.115444][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.115531][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.115604][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.115676][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.115704][ T32] r4:84bcf980 [ 1352.115787][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.115827][ T32] INFO: task kworker/1:526:6286 blocked for more than 478 seconds. [ 1352.115873][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.115903][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.115926][ T32] task:kworker/1:526 state:D stack:0 pid:6286 tgid:6286 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.115984][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.116057][ T32] Call trace: [ 1352.116116][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1352.116199][ T32] r10:8291a684 r9:ecc75d84 r8:00000002 r7:60000013 r6:ecc75d8c r5:85ab9800 [ 1352.116228][ T32] r4:85ab9800 [ 1352.116249][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1352.116314][ T32] r5:85ab9800 r4:8291a680 [ 1352.116383][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.116435][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.116536][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc75e08 [ 1352.116569][ T32] r4:00000000 [ 1352.116612][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1352.116683][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.116754][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.116804][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857af340 [ 1352.116873][ T32] r4:00000000 [ 1352.116903][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.116962][ T32] r9:83018205 r8:85ab9800 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1352.116985][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.117061][ T32] r5:00001000 r4:ecaeb000 [ 1352.117087][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.117129][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.117184][ T32] r5:85aa338c r4:85aa3000 [ 1352.117208][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.117280][ T32] r7:ddde2d80 r6:83018200 r5:85aa338c r4:857d6d80 [ 1352.117311][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.117380][ T32] r10:61c88647 r9:85ab9800 r8:857d6dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.117414][ T32] r4:857d6d80 [ 1352.117436][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.117505][ T32] r10:00000000 r9:857d6d80 r8:80287e08 r7:ecc6de60 r6:857d6c00 r5:85ab9800 ** 1 printk messages dropped ** [ 1352.117582][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1352.117759][ T32] r4:857af240 ** 3 printk messages dropped ** [ 1352.118404][ T32] Call trace: ** 4 printk messages dropped ** [ 1352.118606][ T32] Exception stack(0xe0539d28 to 0xe0539d70) ** 2 printk messages dropped ** [ 1352.118695][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff ** 4 printk messages dropped ** [ 1352.118906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 ** 9 printk messages dropped ** [ 1352.119307][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1352.119652][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 5 printk messages dropped ** [ 1352.119888][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1352.120261][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1352.129336][ T32] r4:85abb000 ** 4 printk messages dropped ** [ 1352.129617][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc79e08 ** 7 printk messages dropped ** [ 1352.129969][ T32] r9:83018205 r8:85abb000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 ** 6 printk messages dropped ** [ 1352.130371][ T32] r7:ddde2d80 r6:83018200 r5:85aa378c r4:857d6d00 ** 8 printk messages dropped ** [ 1352.135815][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1352.137125][ T32] Exception stack(0xe0539d28 to 0xe0539d70) ** 6 printk messages dropped ** [ 1352.137355][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1352.137808][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1352.138346][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 6 printk messages dropped ** [ 1352.138592][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1352.138925][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1352.139126][ T32] r10:8291a684 r9:ecc81d84 r8:00000002 r7:60000113 r6:ecc81d8c r5:85aba400 [ 1352.139153][ T32] r4:85aba400 [ 1352.139217][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1352.139274][ T32] r5:85aba400 r4:8291a680 [ 1352.139316][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.139392][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.139445][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc81e08 [ 1352.139470][ T32] r4:00000000 [ 1352.139489][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1352.139525][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.139559][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.139601][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857af740 [ 1352.139635][ T32] r4:00000000 [ 1352.139658][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.139706][ T32] r9:83018205 r8:85aba400 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1352.139728][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.139770][ T32] r5:00001000 r4:ecb09000 [ 1352.139789][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.139857][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.139936][ T32] r5:85aa3b8c r4:85aa3800 [ 1352.139959][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.140038][ T32] r7:ddde2d80 r6:83018200 r5:85aa3b8c r4:857d6e80 [ 1352.140062][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.140111][ T32] r10:61c88647 r9:85aba400 r8:857d6eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.140156][ T32] r4:857d6e80 [ 1352.140179][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.140226][ T32] r10:00000000 r9:857d6e80 r8:80287e08 r7:ecc79e60 r6:857d6f80 r5:85aba400 [ 1352.140248][ T32] r4:00000001 [ 1352.140268][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.140320][ T32] Exception stack(0xecc81fb0 to 0xecc81ff8) [ 1352.140374][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.140404][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.140430][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.140461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.148844][ T32] r4:857af440 [ 1352.149306][ T32] INFO: task kworker/1:528:6291 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1352.149372][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.149460][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.149542][ T32] Call trace: [ 1352.149602][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.149663][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1352.149687][ T32] r4:00000000 [ 1352.149708][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.149749][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1352.149790][ T32] 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1352.149834][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1352.149864][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.149889][ T32] r5:80070013 r4:80239bb0 [ 1352.149931][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.149979][ T32] r4:82ac21e4 [ 1352.150000][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.150067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1352.150093][ T32] r4:e0539dc0 [ 1352.150137][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.150228][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1352.150255][ T32] r4:00000000 [ 1352.150275][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.150332][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1352.150354][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.150398][ T32] r5:00001000 r4:e033d000 [ 1352.150418][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.150510][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.155038][ T32] r5:84b4d38c r4:84b4d000 [ 1352.155098][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.155172][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1352.155217][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.155313][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.155355][ T32] r4:84bc7b80 [ 1352.155389][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.155454][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1352.155481][ T32] r4:00000001 [ 1352.155501][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.155566][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1352.155601][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1352.155688][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1352.156262][ T32] r10:8291a684 r9:ecc89d84 r8:00000002 r7:60000113 r6:ecc89d8c r5:8491b000 ** 5 printk messages dropped ** [ 1352.156556][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc89e08 ** 5 printk messages dropped ** [ 1352.156853][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1352.157171][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.157229][ T32] r5:85aa3f8c r4:85aa3c00 ** 3 printk messages dropped ** [ 1352.157395][ T32] r10:61c88647 r9:8491b000 r8:857b002c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 4 printk messages dropped ** [ 1352.157652][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1352.158422][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1352.159200][ T32] r5:80070013 r4:80239bb0 ** 4 printk messages dropped ** [ 1352.159487][ T32] r4:e0539dc0 ** 5 printk messages dropped ** [ 1352.159844][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1352.160323][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1352.160388][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.160448][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.169152][ T32] r4:84bc7b80 [ 1352.169237][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.169343][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1352.169378][ T32] r4:00000001 [ 1352.169400][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.169484][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1352.169519][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.169553][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.169603][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.169647][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.169682][ T32] r4:84bcf980 [ 1352.169708][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.169758][ T32] INFO: task kworker/1:530:6295 blocked for more than 478 seconds. [ 1352.169794][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.169820][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.169841][ T32] task:kworker/1:530 state:D stack:0 pid:6295 tgid:6295 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.169896][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.169944][ T32] Call trace: [ 1352.169974][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1352.170060][ T32] r10:8291a684 r9:ecc91d84 r8:00000002 r7:60000013 r6:ecc91d8c r5:84918c00 [ 1352.170087][ T32] r4:84918c00 [ 1352.170107][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1352.170163][ T32] r5:84918c00 r4:8291a680 [ 1352.170186][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.170226][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.170269][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc91e08 [ 1352.170316][ T32] r4:00000000 [ 1352.170341][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1352.170387][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.174975][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.175090][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857af9c0 [ 1352.175118][ T32] r4:00000000 [ 1352.175139][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.175188][ T32] r9:83018205 r8:84918c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1352.175211][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.175256][ T32] r5:00001000 r4:ecb31000 [ 1352.175278][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.175330][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.175374][ T32] r5:85aa838c r4:85aa8000 [ 1352.175394][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.175442][ T32] r7:ddde2d80 r6:83018200 r5:85aa838c r4:857b0080 [ 1352.175463][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.175511][ T32] r10:61c88647 r9:84918c00 r8:857b00ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.175567][ T32] r4:857b0080 [ 1352.175623][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.175708][ T32] r10:00000000 r9:857b0080 r8:80287e08 r7:ecc89e60 r6:857f5000 r5:84918c00 [ 1352.175733][ T32] r4:00000001 [ 1352.175753][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.175793][ T32] Exception stack(0xecc91fb0 to 0xecc91ff8) [ 1352.175829][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.175893][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.175954][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.176013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.176067][ T32] r4:857af7c0 [ 1352.176665][ T32] INFO: task kworker/1:530:6295 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1352.176744][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.176838][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.176936][ T32] Call trace: [ 1352.176981][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.177051][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1352.177101][ T32] r4:00000000 [ 1352.177140][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.177211][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1352.177246][ T32] 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1352.177348][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1352.177390][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.177417][ T32] r5:80070013 r4:80239bb0 [ 1352.177440][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.177483][ T32] r4:82ac21e4 [ 1352.177504][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.177550][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1352.177574][ T32] r4:e0539dc0 [ 1352.177592][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.177638][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1352.177663][ T32] r4:00000000 [ 1352.177704][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.177758][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1352.177782][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.177826][ T32] r5:00001000 r4:e033d000 [ 1352.177862][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1352.177966][ T32] r5:84b4d38c r4:84b4d000 ** 6 printk messages dropped ** [ 1352.178377][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 4 printk messages dropped ** [ 1352.178554][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.178839][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1352.179186][ T32] r5:8491ec00 r4:8291a680 ** 2 printk messages dropped ** [ 1352.179397][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc99e08 [ 1352.179424][ T32] r4:00000000 [ 1352.179454][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1352.179522][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.179579][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.179632][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857afc40 [ 1352.179690][ T32] r4:00000000 [ 1352.179735][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.179796][ T32] r9:83018205 r8:8491ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1352.179850][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.179940][ T32] r5:00001000 r4:ecb59000 [ 1352.179988][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.180088][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.180154][ T32] r5:85aa8b8c r4:85aa8800 [ 1352.180189][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.180279][ T32] r7:ddde2d80 r6:83018200 r5:85aa8b8c r4:857b0200 [ 1352.180307][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.180439][ T32] r10:61c88647 r9:8491ec00 r8:857b022c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.190980][ T32] r4:857b0200 [ 1352.191062][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.191219][ T32] r10:00000000 r9:857b0200 r8:80287e08 r7:ecc91e60 r6:857f5200 r5:8491ec00 [ 1352.191252][ T32] r4:00000001 [ 1352.191320][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.191431][ T32] Exception stack(0xecc99fb0 to 0xecc99ff8) [ 1352.191480][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.191510][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.191537][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.191571][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.191593][ T32] r4:857af7c0 [ 1352.192068][ T32] INFO: task kworker/1:531:6297 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1352.192137][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.192211][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.192296][ T32] Call trace: [ 1352.192377][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.192509][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1352.192538][ T32] r4:00000000 [ 1352.192584][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.192651][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1352.192685][ T32] 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 ** 1 printk messages dropped ** [ 1352.192793][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff ** 8 printk messages dropped ** [ 1352.193240][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1352.193404][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1352.194018][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 5 printk messages dropped ** [ 1352.194305][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.194340][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.194364][ T32] r4:84bcf980 [ 1352.194385][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.194423][ T32] INFO: task kworker/1:532:6298 blocked for more than 478 seconds. [ 1352.194485][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.194548][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.194577][ T32] task:kworker/1:532 state:D stack:0 pid:6298 tgid:6298 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.194629][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.194719][ T32] Call trace: [ 1352.194795][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1352.194898][ T32] r10:8291a684 r9:ecc9dd84 r8:00000002 r7:60000113 r6:ecc9dd8c r5:8491e000 [ 1352.194926][ T32] r4:8491e000 [ 1352.194959][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1352.195008][ T32] r5:8491e000 r4:8291a680 [ 1352.195038][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.195082][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.195127][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc9de08 [ 1352.195165][ T32] r4:00000000 [ 1352.195214][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1352.195282][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.195326][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.195385][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857afb00 [ 1352.195414][ T32] r4:00000000 [ 1352.195454][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.195538][ T32] r9:83018205 r8:8491e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1352.195615][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.195693][ T32] r5:00001000 r4:ecb4d000 [ 1352.195723][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.195770][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.195868][ T32] r5:85aa878c r4:85aa8400 [ 1352.195892][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.195952][ T32] r7:ddde2d80 r6:83018200 r5:85aa878c r4:857b0280 [ 1352.195993][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.196090][ T32] r10:61c88647 r9:8491e000 r8:857b02ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.196125][ T32] r4:857b0280 [ 1352.196166][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.196247][ T32] r10:00000000 r9:857b0280 r8:80287e08 r7:ecc99e60 r6:857f5300 r5:8491e000 [ 1352.196377][ T32] r4:00000001 [ 1352.196437][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.196510][ T32] Exception stack(0xecc9dfb0 to 0xecc9dff8) [ 1352.196546][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.196577][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.196634][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.196686][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.196712][ T32] r4:857af7c0 [ 1352.197122][ T32] INFO: task kworker/1:532:6298 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1352.197186][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.197456][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.197533][ T32] Call trace: [ 1352.197601][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.197697][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1352.197735][ T32] r4:00000000 [ 1352.197802][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.197856][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1352.197897][ T32] 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1352.197952][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 ** 3 printk messages dropped ** [ 1352.198129][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1352.198453][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1352.198638][ T32] r5:00001000 r4:e033d000 ** 5 printk messages dropped ** [ 1352.198904][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1352.199209][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) ** 4 printk messages dropped ** [ 1352.199460][ T32] r4:84bcf980 ** 5 printk messages dropped ** [ 1352.199767][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1352.200143][ T32] r5:8491a400 r4:8291a680 ** 4 printk messages dropped ** [ 1352.200517][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) ** 6 printk messages dropped ** [ 1352.218107][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1352.218270][ T32] r5:85aaa38c r4:85aaa000 ** 3 printk messages dropped ** [ 1352.218439][ T32] r10:61c88647 r9:8491a400 r8:857b032c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1352.218739][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1352.219468][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1352.219891][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1352.220156][ T32] r4:e0539dc0 [ 1352.220205][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.220277][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1352.220324][ T32] r4:00000000 [ 1352.220402][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.220455][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1352.220528][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.229499][ T32] r5:00001000 r4:e033d000 [ 1352.229544][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.229610][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.229656][ T32] r5:84b4d38c r4:84b4d000 [ 1352.229676][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.229726][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1352.229768][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.229844][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.229871][ T32] r4:84bc7b80 [ 1352.229901][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.229954][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1352.229998][ T32] r4:00000001 [ 1352.230042][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.230084][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1352.230116][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.230145][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.230171][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.230221][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.230249][ T32] r4:84bcf980 [ 1352.230273][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.230309][ T32] INFO: task kworker/1:534:6302 blocked for more than 478 seconds. [ 1352.230342][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.230368][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.230400][ T32] task:kworker/1:534 state:D stack:0 pid:6302 tgid:6302 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.230758][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.230853][ T32] Call trace: [ 1352.230903][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1352.231025][ T32] r10:8291a684 r9:eccadd84 r8:00000002 r7:60000113 r6:eccadd8c r5:84919800 [ 1352.231056][ T32] r4:84919800 [ 1352.231099][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1352.231150][ T32] r5:84919800 r4:8291a680 [ 1352.231171][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.231211][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.231313][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccade08 [ 1352.231378][ T32] r4:00000000 [ 1352.231413][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1352.231453][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.231493][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.231583][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857afe40 [ 1352.231611][ T32] r4:00000000 [ 1352.231640][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.231720][ T32] r9:83018205 r8:84919800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1352.231748][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1352.231925][ T32] r5:85aa8f8c r4:85aa8c00 [ 1352.231945][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.231993][ T32] r7:ddde2d80 r6:83018200 r5:85aa8f8c r4:857b0380 ** 1 printk messages dropped ** [ 1352.232061][ T32] r10:61c88647 r9:84919800 r8:857b03ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1352.232350][ T32] Exception stack(0xeccadfb0 to 0xeccadff8) ** 6 printk messages dropped ** [ 1352.233032][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1352.233841][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1352.234380][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1352.234820][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 7 printk messages dropped ** [ 1352.235131][ T32] r4:84bcf980 ** 2 printk messages dropped ** [ 1352.235305][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1352.235708][ T32] r4:85a1ec00 ** 3 printk messages dropped ** [ 1352.235846][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1352.236235][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1352.236479][ T32] r5:85aa938c r4:85aa9000 ** 3 printk messages dropped ** [ 1352.236692][ T32] r10:61c88647 r9:85a1ec00 r8:857b012c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1352.236976][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.237644][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 11 printk messages dropped ** [ 1352.238064][ T32] r4:e0539dc0 ** 4 printk messages dropped ** [ 1352.238215][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 ** 11 printk messages dropped ** [ 1352.238802][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 7 printk messages dropped ** [ 1352.239081][ T32] r4:84bcf980 ** 5 printk messages dropped ** [ 1352.239287][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1352.239492][ T32] r4:8513d400 [ 1352.239515][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1352.239559][ T32] r5:8513d400 r4:8291a680 [ 1352.239601][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.239645][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.239690][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccd1e08 [ 1352.239713][ T32] r4:00000000 [ 1352.239732][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1352.239767][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.239816][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.239862][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857d8140 [ 1352.239914][ T32] r4:00000000 [ 1352.239938][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.240012][ T32] r9:83018205 r8:8513d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [ 1352.240037][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.240081][ T32] r5:00001000 r4:eccc7000 [ 1352.240101][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.240156][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.240202][ T32] r5:85aa978c r4:85aa9400 [ 1352.240223][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.240278][ T32] r7:ddde2d80 r6:83018200 r5:85aa978c r4:857b0400 [ 1352.240309][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.240387][ T32] r10:61c88647 r9:8513d400 r8:857b042c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.240413][ T32] r4:857b0400 [ 1352.240463][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.256546][ T32] r10:00000000 r9:857b0400 r8:80287e08 r7:ecca9e60 r6:857f5500 r5:8513d400 [ 1352.256599][ T32] r4:00000001 [ 1352.256623][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.256683][ T32] Exception stack(0xeccd1fb0 to 0xeccd1ff8) [ 1352.256715][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.256767][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.256821][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.256856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.256879][ T32] r4:857aff40 [ 1352.257296][ T32] INFO: task kworker/1:536:6306 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1352.257369][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.257468][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.257524][ T32] Call trace: [ 1352.257556][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.257615][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1352.257643][ T32] r4:00000000 [ 1352.257663][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.257703][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1352.257732][ T32] 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1352.257762][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1352.257798][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.257832][ T32] r5:80070013 r4:80239bb0 [ 1352.257853][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.257909][ T32] r4:82ac21e4 [ 1352.257933][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.257979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1352.258003][ T32] r4:e0539dc0 [ 1352.258022][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.258065][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1352.258089][ T32] r4:00000000 [ 1352.258108][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.258156][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1352.258178][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.258221][ T32] r5:00001000 r4:e033d000 [ 1352.258242][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.258309][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.258364][ T32] r5:84b4d38c r4:84b4d000 [ 1352.258423][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.258478][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1352.258500][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.258566][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.258593][ T32] r4:84bc7b80 [ 1352.258613][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.258683][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1352.258711][ T32] r4:00000001 [ 1352.258731][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.258815][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1352.258867][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.258923][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.258955][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.258985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.259056][ T32] r4:84bcf980 [ 1352.259080][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 2 printk messages dropped ** [ 1352.259166][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1352.259447][ T32] r4:84a99800 [ 1352.259493][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1352.259552][ T32] r5:84a99800 r4:8291a680 [ 1352.259576][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.259627][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.259676][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecce1e08 [ 1352.259700][ T32] r4:00000000 [ 1352.259720][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1352.259756][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.259812][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.259888][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85707040 [ 1352.259915][ T32] r4:00000000 [ 1352.259938][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.260007][ T32] r9:83018205 r8:84a99800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 1352.260039][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.260084][ T32] r5:00001000 r4:ecccd000 [ 1352.260127][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.260194][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.260263][ T32] r5:85aa9b8c r4:85aa9800 [ 1352.260293][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.260366][ T32] r7:ddde2d80 r6:83018200 r5:85aa9b8c r4:857b0500 [ 1352.260389][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.260438][ T32] r10:61c88647 r9:84a99800 r8:857b052c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.266962][ T32] r4:857b0500 [ 1352.267064][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.267143][ T32] r10:00000000 r9:857b0500 r8:80287e08 r7:ecca9e60 r6:857f5580 r5:84a99800 [ 1352.267170][ T32] r4:00000001 [ 1352.267191][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.267296][ T32] Exception stack(0xecce1fb0 to 0xecce1ff8) [ 1352.267345][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.267379][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.267423][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.267459][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.267494][ T32] r4:85707080 [ 1352.268002][ T32] INFO: task kworker/1:537:6309 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1352.268119][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.268252][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.268400][ T32] Call trace: [ 1352.268443][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.268504][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1352.268530][ T32] r4:00000000 [ 1352.268601][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.268650][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1352.268712][ T32] 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1352.268766][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1352.268799][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.268827][ T32] r5:80070013 r4:80239bb0 [ 1352.268850][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.268895][ T32] r4:82ac21e4 [ 1352.268920][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.268975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1352.269026][ T32] r4:e0539dc0 [ 1352.269050][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.269097][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1352.269121][ T32] r4:00000000 [ 1352.269165][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.269235][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1352.269263][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.269323][ T32] r5:00001000 r4:e033d000 [ 1352.269346][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.269411][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.269465][ T32] r5:84b4d38c r4:84b4d000 ** 2 printk messages dropped ** [ 1352.269567][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1352.269878][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) ** 4 printk messages dropped ** [ 1352.270090][ T32] r4:84bcf980 ** 4 printk messages dropped ** [ 1352.270244][ T32] task:kworker/1:538 state:D stack:0 pid:6310 tgid:6310 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1352.280927][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecce5e08 ** 6 printk messages dropped ** [ 1352.281250][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1352.281528][ T32] r5:85aa9f8c r4:85aa9c00 [ 1352.281556][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1352.281724][ T32] r10:61c88647 r9:84a98000 r8:857b05ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1352.281959][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.282841][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1352.283075][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff ** 4 printk messages dropped ** [ 1352.283281][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1352.283324][ T32] r4:e0539dc0 [ 1352.283368][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.283417][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1352.283459][ T32] r4:00000000 [ 1352.283483][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.283556][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1352.283585][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.283631][ T32] r5:00001000 r4:e033d000 [ 1352.283661][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.283735][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.283783][ T32] r5:84b4d38c r4:84b4d000 [ 1352.283804][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.283875][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1352.283908][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.283961][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.283985][ T32] r4:84bc7b80 [ 1352.284006][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.284054][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1352.284089][ T32] r4:00000001 [ 1352.284113][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.284151][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1352.284194][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.284248][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.284281][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.284375][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.284412][ T32] r4:84bcf980 [ 1352.284438][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.284468][ T32] INFO: task kworker/1:539:6313 blocked for more than 478 seconds. [ 1352.284515][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.284573][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.284603][ T32] task:kworker/1:539 state:D stack:0 pid:6313 tgid:6313 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.284693][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.284744][ T32] Call trace: [ 1352.284777][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1352.284829][ T32] r10:8291a684 r9:eccfdd84 r8:00000002 r7:60000113 r6:eccfdd8c r5:84a98c00 [ 1352.284855][ T32] r4:84a98c00 [ 1352.284877][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1352.284922][ T32] r5:84a98c00 r4:8291a680 [ 1352.284943][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.284982][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.285025][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccfde08 ** 5 printk messages dropped ** [ 1352.285216][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1352.285451][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.285494][ T32] r5:85aaa78c r4:85aaa400 ** 1 printk messages dropped ** [ 1352.285560][ T32] r7:ddde2d80 r6:83018200 r5:85aaa78c r4:857b0480 ** 4 printk messages dropped ** [ 1352.285749][ T32] r10:00000000 r9:857b0480 r8:80287e08 r7:ecca9e60 r6:857f5680 r5:84a98c00 ** 10 printk messages dropped ** [ 1352.286381][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1352.286689][ T32] 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 ** 8 printk messages dropped ** [ 1352.286964][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1352.287349][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 ** 7 printk messages dropped ** [ 1352.287676][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) ** 6 printk messages dropped ** [ 1352.287881][ T32] INFO: task kworker/1:540:6319 blocked for more than 478 seconds. ** 6 printk messages dropped ** [ 1352.288175][ T32] r10:8291a684 r9:ecd0dd84 r8:00000002 r7:60000113 r6:ecd0dd8c r5:84a9b000 ** 9 printk messages dropped ** [ 1352.288610][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1352.289010][ T32] r5:85aaab8c r4:85aaa800 [ 1352.289033][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1352.289325][ T32] r10:00000000 r9:857b0600 r8:80287e08 r7:eccfde60 r6:857f5700 r5:84a9b000 ** 9 printk messages dropped ** [ 1352.289863][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1352.306261][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1352.306485][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1352.306558][ T32] r4:e0539dc0 [ 1352.306603][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.306673][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1352.306726][ T32] r4:00000000 [ 1352.306771][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.306834][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1352.306858][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.306905][ T32] r5:00001000 r4:e033d000 [ 1352.306948][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.307019][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.307068][ T32] r5:84b4d38c r4:84b4d000 [ 1352.307089][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.307150][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1352.307174][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.307225][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.307248][ T32] r4:84bc7b80 [ 1352.307267][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.307323][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1352.307356][ T32] r4:00000001 [ 1352.307384][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.307424][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1352.307455][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.307484][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.307511][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.307551][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.307606][ T32] r4:84bcf980 [ 1352.307667][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.307715][ T32] INFO: task kworker/1:541:6320 blocked for more than 478 seconds. [ 1352.307750][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.307776][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.307798][ T32] task:kworker/1:541 state:D stack:0 pid:6320 tgid:6320 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.307874][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.307930][ T32] Call trace: [ 1352.307988][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1352.308046][ T32] r10:8291a684 r9:ecd11d84 r8:00000002 r7:60000113 r6:ecd11d8c r5:84a9a400 [ 1352.308081][ T32] r4:84a9a400 [ 1352.308104][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1352.308150][ T32] r5:84a9a400 r4:8291a680 [ 1352.308197][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.308263][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.308359][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd11e08 [ 1352.308400][ T32] r4:00000000 [ 1352.308420][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1352.308480][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.308520][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.308575][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85707580 [ 1352.308622][ T32] r4:00000000 [ 1352.308645][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.308690][ T32] r9:83018205 r8:84a9a400 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 ** 4 printk messages dropped ** [ 1352.308977][ T32] r5:85aaaf8c r4:85aaac00 [ 1352.309001][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1352.309151][ T32] r4:857b0680 ** 5 printk messages dropped ** [ 1352.309381][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1352.310089][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1352.310413][ T32] 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 ** 8 printk messages dropped ** [ 1352.317064][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1352.317516][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 ** 9 printk messages dropped ** [ 1352.317856][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.318138][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1352.318561][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd15e08 ** 8 printk messages dropped ** [ 1352.318929][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1352.319138][ T32] r5:85aab78c r4:85aab400 ** 1 printk messages dropped ** [ 1352.319245][ T32] r7:ddde2d80 r6:83018200 r5:85aab78c r4:857b0180 ** 4 printk messages dropped ** [ 1352.319477][ T32] r10:00000000 r9:857b0180 r8:80287e08 r7:ecd11e60 r6:857f5880 r5:84a9c800 ** 3 printk messages dropped ** [ 1352.319611][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.319641][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.319668][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.319697][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.319719][ T32] r4:857075c0 [ 1352.320125][ T32] INFO: task kworker/1:542:6321 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1352.320161][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.320233][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.320304][ T32] Call trace: [ 1352.328535][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.328683][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1352.328746][ T32] r4:00000000 [ 1352.328821][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.328872][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1352.328905][ T32] 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1352.328935][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1352.328961][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.328986][ T32] r5:80070013 r4:80239bb0 [ 1352.329017][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.329081][ T32] r4:82ac21e4 [ 1352.329129][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.329201][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1352.329235][ T32] r4:e0539dc0 [ 1352.329278][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.329349][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1352.329377][ T32] r4:00000000 [ 1352.329418][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.329491][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1352.329553][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.329604][ T32] r5:00001000 r4:e033d000 [ 1352.329626][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.329666][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.329709][ T32] r5:84b4d38c r4:84b4d000 [ 1352.329729][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.329776][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1352.329798][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.329877][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.329904][ T32] r4:84bc7b80 [ 1352.329924][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.329973][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1352.329995][ T32] r4:00000001 [ 1352.330050][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.330090][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1352.330117][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.330146][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.330172][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.330201][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.330224][ T32] r4:84bcf980 [ 1352.330246][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.330275][ T32] INFO: task kworker/1:543:6323 blocked for more than 478 seconds. [ 1352.330319][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.330345][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.330367][ T32] task:kworker/1:543 state:D stack:0 pid:6323 tgid:6323 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.330425][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.334972][ T32] Call trace: [ 1352.335029][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1352.335117][ T32] r10:8291a684 r9:ecd19d84 r8:00000002 r7:60000013 r6:ecd19d8c r5:84a9bc00 [ 1352.335146][ T32] r4:84a9bc00 [ 1352.335177][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1352.335312][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1352.335649][ T32] r9:83018205 r8:84a9bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 ** 4 printk messages dropped ** [ 1352.335932][ T32] r5:85aab38c r4:85aab000 [ 1352.335958][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1352.336077][ T32] r10:61c88647 r9:84a9bc00 r8:857b072c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1352.336429][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1352.337145][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 10 printk messages dropped ** [ 1352.337712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 ** 6 printk messages dropped ** [ 1352.337904][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1352.338462][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 5 printk messages dropped ** [ 1352.338835][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1352.339181][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.339267][ T32] Call trace: [ 1352.339356][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1352.339495][ T32] r10:8291a684 r9:eccb9d84 r8:00000002 r7:60000013 r6:eccb9d8c r5:84a9d400 [ 1352.339523][ T32] r4:84a9d400 [ 1352.339578][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1352.339673][ T32] r5:84a9d400 r4:8291a680 [ 1352.339700][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.339742][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.339813][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccb9e08 [ 1352.339840][ T32] r4:00000000 [ 1352.339860][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1352.339932][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1352.340129][ T32] r5:00001000 r4:ec72b000 ** 2 printk messages dropped ** [ 1352.340261][ T32] r5:85aac38c r4:85aac000 [ 1352.340313][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.340476][ T32] r7:ddde2d80 r6:83018200 r5:85aac38c r4:857b0780 ** 2 printk messages dropped ** [ 1352.351191][ T32] r4:857b0780 ** 5 printk messages dropped ** [ 1352.351497][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1352.352243][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1352.352615][ T32] 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 ** 7 printk messages dropped ** [ 1352.353021][ T32] r4:e0539dc0 ** 6 printk messages dropped ** [ 1352.353449][ T32] r5:00001000 r4:e033d000 ** 5 printk messages dropped ** [ 1352.353713][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1352.354192][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.354715][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1352.355082][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1352.355407][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1352.355612][ T32] r5:85aabf8c r4:85aabc00 ** 3 printk messages dropped ** [ 1352.355801][ T32] r10:61c88647 r9:84a9ec00 r8:857b082c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1352.356067][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1352.356147][ T32] r4:857b6900 [ 1352.356446][ T32] INFO: task kworker/1:545:6359 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1352.356485][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.356561][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.356645][ T32] Call trace: [ 1352.356756][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.356814][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1352.356891][ T32] r4:00000000 [ 1352.356915][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.357023][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1352.357055][ T32] 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1352.357086][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1352.357112][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.357199][ T32] r5:80070013 r4:80239bb0 [ 1352.357223][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.357266][ T32] r4:82ac21e4 [ 1352.357287][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.357363][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1352.357510][ T32] r4:e0539dc0 [ 1352.357671][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.357719][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1352.357744][ T32] r4:00000000 [ 1352.357763][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.357809][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1352.357932][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.358035][ T32] r5:00001000 r4:e033d000 [ 1352.358140][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.358189][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.358237][ T32] r5:84b4d38c r4:84b4d000 [ 1352.358258][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.358313][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1352.358336][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.358385][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.358408][ T32] r4:84bc7b80 [ 1352.358453][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.358511][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1352.358616][ T32] r4:00000001 [ 1352.358672][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.358715][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1352.358743][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.358772][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.358798][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.358828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.358851][ T32] r4:84bcf980 [ 1352.358871][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.358894][ T32] INFO: task kworker/1:546:6366 blocked for more than 478 seconds. [ 1352.358924][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.358961][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.359131][ T32] task:kworker/1:546 state:D stack:0 pid:6366 tgid:6366 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.359200][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.359314][ T32] Call trace: [ 1352.359352][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1352.359406][ T32] r10:8291a684 r9:ecd1dd84 r8:00000002 r7:60000113 r6:ecd1dd8c r5:84a9e000 [ 1352.359431][ T32] r4:84a9e000 [ 1352.359452][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1352.359495][ T32] r5:84a9e000 r4:8291a680 [ 1352.359515][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.359575][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.359663][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd1de08 [ 1352.359692][ T32] r4:00000000 [ 1352.359713][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1352.359749][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.359784][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.359853][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b6e80 [ 1352.359880][ T32] r4:00000000 [ 1352.359901][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.360008][ T32] r9:83018205 r8:84a9e000 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1352.360058][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1352.360319][ T32] r5:85aac78c r4:85aac400 [ 1352.360374][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.378250][ T32] r7:ddde2d80 r6:83018200 r5:85aac78c r4:857b0980 [ 1352.378367][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.378447][ T32] r10:61c88647 r9:84a9e000 r8:857b09ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.378472][ T32] r4:857b0980 [ 1352.378492][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.378544][ T32] r10:00000000 r9:857b0980 r8:80287e08 r7:eccb9e60 r6:857f5900 r5:84a9e000 [ 1352.378571][ T32] r4:00000001 [ 1352.378591][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.378632][ T32] Exception stack(0xecd1dfb0 to 0xecd1dff8) [ 1352.378679][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.378828][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.378861][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.378917][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.378944][ T32] r4:857b6bc0 [ 1352.379359][ T32] INFO: task kworker/1:546:6366 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1352.379404][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.379476][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.379528][ T32] Call trace: [ 1352.379566][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.379625][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1352.379651][ T32] r4:00000000 [ 1352.379672][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.379713][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1352.379774][ T32] 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1352.379810][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1352.379854][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.379893][ T32] r5:80070013 r4:80239bb0 [ 1352.379918][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.379996][ T32] r4:82ac21e4 [ 1352.380020][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.380092][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1352.380119][ T32] r4:e0539dc0 [ 1352.380140][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1352.380384][ T32] r5:00001000 r4:e033d000 ** 8 printk messages dropped ** [ 1352.385374][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.385424][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1352.385447][ T32] r4:00000001 [ 1352.385467][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.385505][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1352.385535][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.385585][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.385643][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.385680][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.385704][ T32] r4:84bcf980 [ 1352.385757][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.385791][ T32] INFO: task kworker/1:547:6368 blocked for more than 478 seconds. [ 1352.385853][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.385882][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.385916][ T32] task:kworker/1:547 state:D stack:0 pid:6368 tgid:6368 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.385981][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.386026][ T32] Call trace: ** 1 printk messages dropped ** [ 1352.386118][ T32] r10:8291a684 r9:eccd9d84 r8:00000002 r7:60000113 r6:eccd9d8c r5:859f8000 ** 11 printk messages dropped ** [ 1352.386619][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.386939][ T32] r5:85aacb8c r4:85aac800 [ 1352.386988][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1352.387132][ T32] r10:61c88647 r9:859f8000 r8:857b092c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1352.387438][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1352.388005][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.388151][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.388201][ T32] Call trace: [ 1352.388231][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.388284][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1352.388315][ T32] r4:00000000 [ 1352.388394][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.388465][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1352.388501][ T32] 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1352.388562][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1352.388591][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.388616][ T32] r5:80070013 r4:80239bb0 [ 1352.388637][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.388681][ T32] r4:82ac21e4 [ 1352.388703][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.388747][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1352.388804][ T32] r4:e0539dc0 [ 1352.388856][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.388931][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1352.389011][ T32] r4:00000000 [ 1352.389034][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.389084][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 ** 6 printk messages dropped ** [ 1352.389366][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 ** 4 printk messages dropped ** [ 1352.389644][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 5 printk messages dropped ** [ 1352.389970][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1352.390253][ T32] task:kworker/1:548 state:D stack:0 pid:6370 tgid:6370 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1352.401627][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdd1e08 ** 6 printk messages dropped ** [ 1352.401924][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1352.402214][ T32] r5:85aadb8c r4:85aad800 ** 1 printk messages dropped ** [ 1352.402463][ T32] r7:ddde2d80 r6:83018200 r5:85aadb8c r4:857b0a80 ** 4 printk messages dropped ** [ 1352.402784][ T32] r10:00000000 r9:857b0a80 r8:80287e08 r7:eccd9e60 r6:857f5b00 r5:859f9800 ** 10 printk messages dropped ** [ 1352.403673][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1352.403819][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.404021][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1352.404051][ T32] r4:00000000 [ 1352.404098][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.404145][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1352.404178][ T32] 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1352.404210][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1352.404237][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.404262][ T32] r5:80070013 r4:80239bb0 [ 1352.404311][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.404374][ T32] r4:82ac21e4 [ 1352.404395][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.404440][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1352.404463][ T32] r4:e0539dc0 [ 1352.404482][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.404525][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1352.404578][ T32] r4:00000000 [ 1352.404628][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.404747][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1352.404773][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.404818][ T32] r5:00001000 r4:e033d000 [ 1352.404838][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.404879][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.404922][ T32] r5:84b4d38c r4:84b4d000 [ 1352.404942][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.404989][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1352.405011][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.405059][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.405110][ T32] r4:84bc7b80 [ 1352.405134][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.405194][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1352.405222][ T32] r4:00000001 [ 1352.405243][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.405282][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1352.405321][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.405352][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.405379][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1352.405497][ T32] INFO: task kworker/1:549:6372 blocked for more than 478 seconds. ** 14 printk messages dropped ** [ 1352.406205][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1352.406913][ T32] r5:85aacf8c r4:85aacc00 [ 1352.406933][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1352.407081][ T32] r10:61c88647 r9:859fb000 r8:857b08ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1352.407413][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1352.407982][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1352.408317][ T32] Exception stack(0xe0539d28 to 0xe0539d70) ** 4 printk messages dropped ** [ 1352.408621][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1352.409153][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1352.409539][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 10 printk messages dropped ** [ 1352.410185][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1352.430365][ T32] r4:859fbc00 ** 5 printk messages dropped ** [ 1352.431412][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1352.431599][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1352.431923][ T32] r5:85aad38c r4:85aad000 ** 3 printk messages dropped ** [ 1352.432119][ T32] r10:61c88647 r9:859fbc00 r8:857b0b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1352.432650][ T32] r4:857b6d40 ** 9 printk messages dropped ** [ 1352.433576][ T32] 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 ** 13 printk messages dropped ** [ 1352.434133][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 15 printk messages dropped ** [ 1352.435079][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1352.435395][ T32] task:kworker/1:551 state:D stack:0 pid:6375 tgid:6375 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.435441][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.435483][ T32] Call trace: [ 1352.435544][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1352.435596][ T32] r10:8291a684 r9:eccd5d84 r8:00000002 r7:60000113 r6:eccd5d8c r5:85abd400 [ 1352.435620][ T32] r4:85abd400 [ 1352.435640][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1352.435684][ T32] r5:85abd400 r4:8291a680 [ 1352.435704][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.435743][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.435786][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccd5e08 [ 1352.435839][ T32] r4:00000000 [ 1352.435863][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1352.435926][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.435966][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.436035][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857df040 [ 1352.436074][ T32] r4:00000000 [ 1352.436158][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.436207][ T32] r9:83018205 r8:85abd400 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1352.436280][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.436377][ T32] r5:00001000 r4:ec989000 [ 1352.436431][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.436558][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.436640][ T32] r5:85aad78c r4:85aad400 [ 1352.436662][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.436731][ T32] r7:ddde2d80 r6:83018200 r5:85aad78c r4:857b0c00 [ 1352.436797][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.436894][ T32] r10:61c88647 r9:85abd400 r8:857b0c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.436922][ T32] r4:857b0c00 [ 1352.436998][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.437049][ T32] r10:00000000 r9:857b0c00 r8:80287e08 r7:ecdd1e60 r6:857b0c80 r5:85abd400 [ 1352.437100][ T32] r4:00000001 [ 1352.437141][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.437290][ T32] Exception stack(0xeccd5fb0 to 0xeccd5ff8) [ 1352.437349][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.437453][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.437484][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.437516][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.437566][ T32] r4:857df080 [ 1352.437816][ T32] INFO: task kworker/1:551:6375 is blocked on a mutex likely owned by task kworker/0:181:3703. ** 4 printk messages dropped ** [ 1352.438144][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 10 printk messages dropped ** [ 1352.438556][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 ** 7 printk messages dropped ** [ 1352.438901][ T32] r5:00001000 r4:e033d000 ** 8 printk messages dropped ** [ 1352.439316][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1352.439766][ T32] r4:84bcf980 [ 1352.439789][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.439868][ T32] INFO: task kworker/1:552:6377 blocked for more than 478 seconds. [ 1352.439901][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.439955][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.440006][ T32] task:kworker/1:552 state:D stack:0 pid:6377 tgid:6377 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.440081][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.440140][ T32] Call trace: [ 1352.440172][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1352.440223][ T32] r10:8291a684 r9:ecde1d84 r8:00000002 r7:60000013 r6:ecde1d8c r5:85abe000 [ 1352.440248][ T32] r4:85abe000 [ 1352.440269][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1352.440348][ T32] r5:85abe000 r4:8291a680 [ 1352.440386][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.440507][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.457541][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecde1e08 [ 1352.457581][ T32] r4:00000000 [ 1352.457604][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1352.457704][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.457750][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.457796][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857df340 [ 1352.457832][ T32] r4:00000000 [ 1352.457856][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.457933][ T32] r9:83018205 r8:85abe000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1352.457961][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.458034][ T32] r5:00001000 r4:eca01000 [ 1352.458059][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.458100][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.458161][ T32] r5:85aadf8c r4:85aadc00 [ 1352.458184][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.458253][ T32] r7:ddde2d80 r6:83018200 r5:85aadf8c r4:857b0a00 [ 1352.458309][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.458399][ T32] r10:61c88647 r9:85abe000 r8:857b0a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.458460][ T32] r4:857b0a00 [ 1352.458509][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.458564][ T32] r10:00000000 r9:857b0a00 r8:80287e08 r7:ecdd1e60 r6:857b0d80 r5:85abe000 [ 1352.458624][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1352.458813][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1352.459924][ T32] 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 ** 16 printk messages dropped ** [ 1352.467735][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1352.468122][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 4 printk messages dropped ** [ 1352.468299][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1352.468671][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1352.469392][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1352.469733][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.470055][ T32] r5:85aaeb8c r4:85aae800 ** 3 printk messages dropped ** [ 1352.470231][ T32] r10:61c88647 r9:85abbc00 r8:857b0eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1352.477089][ T32] r4:857df400 ** 6 printk messages dropped ** [ 1352.477883][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1352.478261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 ** 12 printk messages dropped ** [ 1352.478722][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 ** 7 printk messages dropped ** [ 1352.479094][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) ** 9 printk messages dropped ** [ 1352.479490][ T32] task:kworker/1:554 state:D stack:0 pid:6382 tgid:6382 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1352.480053][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1352.487793][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.487844][ T32] r5:85aae38c r4:85aae000 [ 1352.487866][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.487914][ T32] r7:ddde2d80 r6:83018200 r5:85aae38c r4:857b0b80 [ 1352.487936][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.487996][ T32] r10:61c88647 r9:85abc800 r8:857b0bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.488023][ T32] r4:857b0b80 [ 1352.488045][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.488099][ T32] r10:00000000 r9:857b0b80 r8:80287e08 r7:ecde5e60 r6:857b0d00 r5:85abc800 [ 1352.488124][ T32] r4:00000001 [ 1352.488154][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.488224][ T32] Exception stack(0xecde9fb0 to 0xecde9ff8) [ 1352.488259][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.488289][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.488316][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.488393][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.488419][ T32] r4:857df680 [ 1352.488770][ T32] INFO: task kworker/1:554:6382 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1352.488832][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.488918][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.488982][ T32] Call trace: [ 1352.489015][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.489108][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1352.489138][ T32] r4:00000000 [ 1352.489184][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.489228][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1352.489258][ T32] 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1352.489288][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1352.489313][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.489347][ T32] r5:80070013 r4:80239bb0 [ 1352.489404][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.489451][ T32] r4:82ac21e4 [ 1352.489490][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.489544][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1352.489569][ T32] r4:e0539dc0 [ 1352.489589][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.489632][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1352.489654][ T32] r4:00000000 [ 1352.489686][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.489738][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1352.489761][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.489804][ T32] r5:00001000 r4:e033d000 [ 1352.489825][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.489866][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.489909][ T32] r5:84b4d38c r4:84b4d000 [ 1352.489930][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.489994][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1352.490020][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.490101][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.490128][ T32] r4:84bc7b80 [ 1352.490199][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.490251][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1352.490288][ T32] r4:00000001 [ 1352.490311][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.490478][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1352.498150][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.498265][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.498454][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.498659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.498698][ T32] r4:84bcf980 [ 1352.498758][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.498848][ T32] INFO: task kworker/1:555:6383 blocked for more than 478 seconds. [ 1352.498907][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.498934][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.498956][ T32] task:kworker/1:555 state:D stack:0 pid:6383 tgid:6383 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.499030][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.499089][ T32] Call trace: [ 1352.499122][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1352.499177][ T32] r10:8291a684 r9:ecd09d84 r8:00000002 r7:60000113 r6:ecd09d8c r5:85abec00 [ 1352.499203][ T32] r4:85abec00 [ 1352.499224][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1352.499312][ T32] r5:85abec00 r4:8291a680 ** 1 printk messages dropped ** [ 1352.499403][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1352.499758][ T32] r9:83018205 r8:85abec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 ** 8 printk messages dropped ** [ 1352.500149][ T32] r10:61c88647 r9:85abec00 r8:857b0e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1352.500406][ T32] Exception stack(0xecd09fb0 to 0xecd09ff8) ** 7 printk messages dropped ** [ 1352.505621][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.505681][ T32] Call trace: [ 1352.505714][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.505771][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1352.505903][ T32] r4:00000000 [ 1352.505927][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.506006][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1352.506040][ T32] 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1352.506073][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1352.506099][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.506124][ T32] r5:80070013 r4:80239bb0 [ 1352.506147][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.506190][ T32] r4:82ac21e4 [ 1352.506212][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.506256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1352.506279][ T32] r4:e0539dc0 [ 1352.506299][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.506349][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1352.506373][ T32] r4:00000000 [ 1352.506392][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.506440][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1352.506464][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.506508][ T32] r5:00001000 r4:e033d000 [ 1352.506529][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.506570][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.506626][ T32] r5:84b4d38c r4:84b4d000 [ 1352.506829][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.506889][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1352.506912][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1352.507024][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1352.507251][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.507567][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1352.508105][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1352.508553][ T32] r5:00001000 r4:ecb39000 [ 1352.508600][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.508645][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.508691][ T32] r5:85aaef8c r4:85aaec00 [ 1352.508714][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.508762][ T32] r7:ddde2d80 r6:83018200 r5:85aaef8c r4:857bb000 [ 1352.508782][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.508829][ T32] r10:61c88647 r9:8491d400 r8:857bb02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.508852][ T32] r4:857bb000 [ 1352.508870][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.508915][ T32] r10:00000000 r9:857bb000 r8:80287e08 r7:ecde5e60 r6:857bb180 r5:8491d400 [ 1352.508990][ T32] r4:00000001 [ 1352.509066][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.509132][ T32] Exception stack(0xecdf1fb0 to 0xecdf1ff8) [ 1352.509163][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.509194][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.509221][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.509251][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.509275][ T32] r4:857df7c0 [ 1352.509565][ T32] INFO: task kworker/1:556:6386 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1352.509604][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.509662][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.509707][ T32] Call trace: [ 1352.509782][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.509846][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1352.509873][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.510088][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff ** 2 printk messages dropped ** [ 1352.510201][ T32] r4:82ac21e4 [ 1352.510252][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.510363][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1352.510392][ T32] r4:e0539dc0 [ 1352.510503][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.522483][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1352.522524][ T32] r4:00000000 [ 1352.522547][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.522616][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1352.522654][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.522707][ T32] r5:00001000 r4:e033d000 [ 1352.522728][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1352.522883][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 ** 10 printk messages dropped ** [ 1352.523211][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1352.523857][ T32] r5:85ad0000 r4:8291a680 ** 9 printk messages dropped ** [ 1352.524213][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1352.524599][ T32] r5:85aaf38c r4:85aaf000 ** 4 printk messages dropped ** [ 1352.524814][ T32] r4:857bb200 ** 7 printk messages dropped ** [ 1352.525085][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1352.526015][ T32] 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 ** 10 printk messages dropped ** [ 1352.526447][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.526760][ T32] r5:84b4d38c r4:84b4d000 ** 5 printk messages dropped ** [ 1352.526970][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1352.527378][ T32] r4:84bcf980 ** 4 printk messages dropped ** [ 1352.527576][ T32] task:kworker/1:558 state:D stack:0 pid:6390 tgid:6390 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1352.527900][ T32] r10:8291a684 r9:ecdfdd84 r8:00000002 r7:60000013 r6:ecdfdd8c r5:85ad0c00 [ 1352.527956][ T32] r4:85ad0c00 [ 1352.528006][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1352.528053][ T32] r5:85ad0c00 r4:8291a680 [ 1352.528100][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.528143][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.528189][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdfde08 [ 1352.528211][ T32] r4:00000000 [ 1352.528269][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1352.528308][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.528413][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.528470][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857dfc00 [ 1352.528494][ T32] r4:00000000 [ 1352.528514][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.528561][ T32] r9:83018205 r8:85ad0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1352.528584][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.528626][ T32] r5:00001000 r4:ecc8b000 [ 1352.528646][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.528711][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.528759][ T32] r5:85aaf78c r4:85aaf400 [ 1352.528779][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.528854][ T32] r7:ddde2d80 r6:83018200 r5:85aaf78c r4:857bb100 [ 1352.528881][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.528931][ T32] r10:61c88647 r9:85ad0c00 r8:857bb12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.528954][ T32] r4:857bb100 [ 1352.528973][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.529019][ T32] r10:00000000 r9:857bb100 r8:80287e08 r7:ecdf9e60 r6:857bb400 r5:85ad0c00 [ 1352.529041][ T32] r4:00000001 [ 1352.529060][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.529095][ T32] Exception stack(0xecdfdfb0 to 0xecdfdff8) [ 1352.529122][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1352.529623][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1352.530048][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff ** 6 printk messages dropped ** [ 1352.530345][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 11 printk messages dropped ** [ 1352.540932][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1352.541393][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1352.541973][ T32] r10:8291a684 r9:ece01d84 r8:00000002 r7:60000013 r6:ece01d8c r5:85ad1800 ** 9 printk messages dropped ** [ 1352.542415][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1352.542862][ T32] r5:85aafb8c r4:85aaf800 [ 1352.542884][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1352.543246][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1352.544396][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff ** 11 printk messages dropped ** [ 1352.544936][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 15 printk messages dropped ** [ 1352.545823][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1352.546486][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1352.547115][ T32] r5:85aaff8c r4:85aafc00 ** 3 printk messages dropped ** [ 1352.547304][ T32] r10:61c88647 r9:85ad2400 r8:857bb52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.547341][ T32] r4:857bb500 [ 1352.547393][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.547447][ T32] r10:00000000 r9:857bb500 r8:80287e08 r7:ece01e60 r6:857bb580 r5:85ad2400 [ 1352.547484][ T32] r4:00000001 [ 1352.547509][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.547548][ T32] Exception stack(0xece05fb0 to 0xece05ff8) [ 1352.547578][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.547656][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.547691][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.547723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.547790][ T32] r4:857dff80 [ 1352.548044][ T32] INFO: task kworker/1:560:6394 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1352.548081][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.548182][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.548231][ T32] Call trace: [ 1352.548262][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.548361][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1352.548398][ T32] r4:00000000 [ 1352.548420][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.548463][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1352.548495][ T32] 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1352.548526][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1352.548585][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.548666][ T32] r5:80070013 r4:80239bb0 [ 1352.548694][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.548741][ T32] r4:82ac21e4 [ 1352.548763][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.548809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1352.548833][ T32] r4:e0539dc0 [ 1352.548853][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.548925][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1352.548955][ T32] r4:00000000 [ 1352.548976][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.549057][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1352.549085][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.549163][ T32] r5:00001000 r4:e033d000 [ 1352.549191][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.549270][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.549366][ T32] r5:84b4d38c r4:84b4d000 [ 1352.549407][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.549490][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1352.549526][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.549581][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.549632][ T32] r4:84bc7b80 [ 1352.549684][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.549738][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1352.549791][ T32] r4:00000001 [ 1352.549817][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.549857][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1352.549911][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.549949][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.549979][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.550023][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.550051][ T32] r4:84bcf980 [ 1352.550071][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.550096][ T32] INFO: task kworker/1:561:6396 blocked for more than 478 seconds. [ 1352.550126][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.550179][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.550207][ T32] task:kworker/1:561 state:D stack:0 pid:6396 tgid:6396 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.550302][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.550365][ T32] Call trace: [ 1352.550434][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1352.571001][ T32] r10:8291a684 r9:ece09d84 r8:00000002 r7:60000013 r6:ece09d8c r5:85ad3000 [ 1352.571066][ T32] r4:85ad3000 [ 1352.571117][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1352.571192][ T32] r5:85ad3000 r4:8291a680 [ 1352.571223][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.571268][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.571319][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece09e08 [ 1352.571343][ T32] r4:00000000 [ 1352.571363][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1352.571399][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.571438][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1352.571742][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1352.571953][ T32] r5:85ab438c r4:85ab4000 [ 1352.571981][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1352.572172][ T32] r4:857bb380 ** 4 printk messages dropped ** [ 1352.572441][ T32] Exception stack(0xece09fb0 to 0xece09ff8) ** 4 printk messages dropped ** [ 1352.572622][ T32] r4:847b1000 ** 2 printk messages dropped ** [ 1352.573160][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1352.573522][ T32] Exception stack(0xe0539d28 to 0xe0539d70) ** 4 printk messages dropped ** [ 1352.573679][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 8 printk messages dropped ** [ 1352.574044][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 ** 9 printk messages dropped ** [ 1352.574439][ T32] r4:84bc7b80 ** 2 printk messages dropped ** [ 1352.574529][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1352.574704][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1352.574883][ T32] task:kworker/1:562 state:D stack:0 pid:6398 tgid:6398 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.574953][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.574995][ T32] Call trace: [ 1352.575025][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1352.575074][ T32] r10:8291a684 r9:ece0dd84 r8:00000002 r7:60000113 r6:ece0dd8c r5:85ad3c00 [ 1352.575096][ T32] r4:85ad3c00 [ 1352.575116][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1352.575168][ T32] r5:85ad3c00 r4:8291a680 [ 1352.575193][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.575233][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.575323][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece0de08 [ 1352.575350][ T32] r4:00000000 [ 1352.575370][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1352.575406][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.575440][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.575500][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847b1240 [ 1352.575527][ T32] r4:00000000 [ 1352.575568][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.575638][ T32] r9:83018205 r8:85ad3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1352.575686][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.575753][ T32] r5:00001000 r4:ecce9000 [ 1352.575777][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.575817][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.575859][ T32] r5:85ab478c r4:85ab4400 [ 1352.575879][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.575957][ T32] r7:ddde2d80 r6:83018200 r5:85ab478c r4:857bb480 [ 1352.575981][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.576030][ T32] r10:61c88647 r9:85ad3c00 r8:857bb4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.576053][ T32] r4:857bb480 [ 1352.576071][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.576116][ T32] r10:00000000 r9:857bb480 r8:80287e08 r7:ece09e60 r6:857bb780 r5:85ad3c00 [ 1352.576163][ T32] r4:00000001 [ 1352.576203][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.576265][ T32] Exception stack(0xece0dfb0 to 0xece0dff8) [ 1352.576309][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.576361][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.576389][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.576428][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.576482][ T32] r4:847b11c0 [ 1352.576747][ T32] INFO: task kworker/1:562:6398 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1352.576782][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.576838][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.576902][ T32] Call trace: [ 1352.576947][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.577000][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1352.577033][ T32] r4:00000000 [ 1352.577075][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.577124][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1352.577153][ T32] 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1352.577213][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1352.577251][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.577307][ T32] r5:80070013 r4:80239bb0 [ 1352.577332][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.577374][ T32] r4:82ac21e4 [ 1352.577405][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.577462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1352.577488][ T32] r4:e0539dc0 ** 2 printk messages dropped ** [ 1352.577573][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1352.577830][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1352.578177][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1352.578368][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1352.578715][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1352.579018][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1352.579379][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1352.579579][ T32] r5:85ab4b8c r4:85ab4800 ** 4 printk messages dropped ** [ 1352.579752][ T32] r4:857bb800 ** 6 printk messages dropped ** [ 1352.580071][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1352.597501][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.597561][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1352.597585][ T32] r4:00000000 [ 1352.597605][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.597652][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1352.597683][ T32] 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1352.597712][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1352.597761][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.597792][ T32] r5:80070013 r4:80239bb0 [ 1352.597813][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.597857][ T32] r4:82ac21e4 [ 1352.597877][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.597921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1352.597943][ T32] r4:e0539dc0 [ 1352.597983][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.598031][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1352.598055][ T32] r4:00000000 [ 1352.598074][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.598144][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1352.598190][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.598259][ T32] r5:00001000 r4:e033d000 [ 1352.598284][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.598334][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.598399][ T32] r5:84b4d38c r4:84b4d000 [ 1352.598429][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.598499][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1352.598524][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.598575][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.598638][ T32] r4:84bc7b80 [ 1352.598662][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.598733][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1352.598759][ T32] r4:00000001 [ 1352.598780][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.598859][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1352.598910][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.598957][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.598987][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.599017][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.599039][ T32] r4:84bcf980 [ 1352.599062][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.599111][ T32] INFO: task kworker/1:564:6402 blocked for more than 479 seconds. [ 1352.599147][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.599173][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.599193][ T32] task:kworker/1:564 state:D stack:0 pid:6402 tgid:6402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.599295][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.599350][ T32] Call trace: [ 1352.599424][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1352.599477][ T32] r10:8291a684 r9:ece25d84 r8:00000002 r7:60000113 r6:ece25d8c r5:859fa400 ** 5 printk messages dropped ** [ 1352.599677][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece25e08 ** 11 printk messages dropped ** [ 1352.600161][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.600217][ T32] r5:85ab4f8c r4:85ab4c00 ** 3 printk messages dropped ** [ 1352.600470][ T32] r10:61c88647 r9:859fa400 r8:857bb62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1352.608742][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.609532][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 8 printk messages dropped ** [ 1352.609849][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1352.610059][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.610352][ T32] r5:84b4d38c r4:84b4d000 ** 5 printk messages dropped ** [ 1352.614740][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1352.615071][ T32] r4:84bcf980 ** 4 printk messages dropped ** [ 1352.615311][ T32] task:kworker/1:565 state:D stack:0 pid:6404 tgid:6404 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1352.615908][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.616084][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1352.616288][ T32] r5:00001000 r4:ece83000 ** 2 printk messages dropped ** [ 1352.616461][ T32] r5:85ab6b8c r4:85ab6800 ** 3 printk messages dropped ** [ 1352.616684][ T32] r10:61c88647 r9:859fd400 r8:857bb92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1352.616919][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1352.617676][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1352.618144][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 ** 2 printk messages dropped ** [ 1352.618218][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.618273][ T32] r4:82ac21e4 [ 1352.618303][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.618350][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1352.618400][ T32] r4:e0539dc0 [ 1352.618500][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.618547][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1352.618570][ T32] r4:00000000 [ 1352.618611][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.618720][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1352.618813][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.618863][ T32] r5:00001000 r4:e033d000 [ 1352.618980][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.619024][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.619078][ T32] r5:84b4d38c r4:84b4d000 [ 1352.619101][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.619167][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1352.619216][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.619291][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.619344][ T32] r4:84bc7b80 [ 1352.619367][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.619455][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1352.619506][ T32] r4:00000001 [ 1352.619537][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.619595][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1352.619626][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.619655][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.619682][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.619712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.619775][ T32] r4:84bcf980 [ 1352.619798][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.619823][ T32] INFO: task kworker/1:566:6406 blocked for more than 479 seconds. [ 1352.619861][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.619888][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.619909][ T32] task:kworker/1:566 state:D stack:0 pid:6406 tgid:6406 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.619955][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.619997][ T32] Call trace: [ 1352.620025][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1352.620084][ T32] r10:8291a684 r9:ece3dd84 r8:00000002 r7:60000113 r6:ece3dd8c r5:859fec00 [ 1352.620132][ T32] r4:859fec00 [ 1352.620177][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1352.620234][ T32] r5:859fec00 r4:8291a680 [ 1352.620265][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.620412][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1352.631266][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.631610][ T32] r5:85ab538c r4:85ab5000 [ 1352.631653][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1352.631790][ T32] r10:61c88647 r9:859fec00 r8:857bba2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1352.632166][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1352.633051][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 8 printk messages dropped ** [ 1352.633536][ T32] r4:82ac21e4 ** 3 printk messages dropped ** [ 1352.633649][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 11 printk messages dropped ** [ 1352.634205][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1352.634634][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.634980][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1352.635340][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1352.635714][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1352.635892][ T32] r5:85ab578c r4:85ab5400 ** 4 printk messages dropped ** [ 1352.636110][ T32] r4:857bb980 ** 6 printk messages dropped ** [ 1352.636402][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.637079][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 8 printk messages dropped ** [ 1352.637379][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1352.637602][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1352.637826][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.637869][ T32] r5:84b4d38c r4:84b4d000 [ 1352.637912][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.637964][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1352.637986][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.638034][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.638069][ T32] r4:84bc7b80 [ 1352.638135][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.638187][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1352.638210][ T32] r4:00000001 [ 1352.638229][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.638264][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1352.638316][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.638391][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.638422][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.638452][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.638475][ T32] r4:84bcf980 [ 1352.638516][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.638549][ T32] INFO: task kworker/1:568:6409 blocked for more than 479 seconds. [ 1352.638577][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.638610][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.638651][ T32] task:kworker/1:568 state:D stack:0 pid:6409 tgid:6409 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.638699][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.638769][ T32] Call trace: [ 1352.638831][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1352.638925][ T32] r10:8291a684 r9:ece55d84 r8:00000002 r7:60000113 r6:ece55d8c r5:85a32400 [ 1352.638974][ T32] r4:85a32400 [ 1352.638997][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1352.639072][ T32] r5:85a32400 r4:8291a680 [ 1352.639095][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.639145][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.639196][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece55e08 [ 1352.639219][ T32] r4:00000000 [ 1352.639260][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1352.639343][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.639383][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.639427][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847b18c0 [ 1352.639476][ T32] r4:00000000 [ 1352.639505][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.639576][ T32] r9:83018205 r8:85a32400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1352.639601][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.639666][ T32] r5:00001000 r4:ece4b000 [ 1352.639689][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.639729][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.639771][ T32] r5:85ab5b8c r4:85ab5800 [ 1352.639791][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.639837][ T32] r7:ddde2d80 r6:83018200 r5:85ab5b8c r4:857bb700 [ 1352.639879][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.639955][ T32] r10:61c88647 r9:85a32400 r8:857bb72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.639981][ T32] r4:857bb700 [ 1352.640018][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.640078][ T32] r10:00000000 r9:857bb700 r8:80287e08 r7:ece35e60 r6:857f5e80 r5:85a32400 [ 1352.640103][ T32] r4:00000001 [ 1352.640122][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.640158][ T32] Exception stack(0xece55fb0 to 0xece55ff8) [ 1352.640187][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.640216][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.640242][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.640271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.640293][ T32] r4:847b1940 [ 1352.657159][ T32] INFO: task kworker/1:568:6409 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1352.657253][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.657342][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.657449][ T32] Call trace: [ 1352.657508][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.657600][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1352.657638][ T32] r4:00000000 [ 1352.657670][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.657716][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1352.657747][ T32] 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1352.657777][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1352.657804][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.657865][ T32] r5:80070013 r4:80239bb0 [ 1352.657913][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.657983][ T32] r4:82ac21e4 [ 1352.658030][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.658078][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1352.658101][ T32] r4:e0539dc0 [ 1352.658120][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.658163][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1352.658184][ T32] r4:00000000 [ 1352.658204][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.658268][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1352.658295][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.658339][ T32] r5:00001000 r4:e033d000 [ 1352.658369][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.658413][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1352.658652][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1352.659101][ T32] r4:84bcf980 ** 5 printk messages dropped ** [ 1352.659338][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1352.659635][ T32] r5:859fc800 r4:8291a680 ** 6 printk messages dropped ** [ 1352.659967][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1352.660453][ T32] r5:85ab5f8c r4:85ab5c00 [ 1352.660552][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1352.668780][ T32] r10:61c88647 r9:859fc800 r8:857bbb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1352.669171][ T32] r4:847b17c0 ** 5 printk messages dropped ** [ 1352.669908][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 8 printk messages dropped ** [ 1352.670333][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1352.675110][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.675441][ T32] r5:84b4d38c r4:84b4d000 ** 6 printk messages dropped ** [ 1352.675833][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 2 printk messages dropped ** [ 1352.675936][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1352.676046][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.676098][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.676135][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.676165][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.676189][ T32] r4:84bcf980 [ 1352.676211][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.676238][ T32] INFO: task kworker/1:570:6413 blocked for more than 479 seconds. [ 1352.676270][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.676317][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.676362][ T32] task:kworker/1:570 state:D stack:0 pid:6413 tgid:6413 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.676466][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.676535][ T32] Call trace: [ 1352.676605][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1352.676659][ T32] r10:8291a684 r9:ece71d84 r8:00000002 r7:60000113 r6:ece71d8c r5:85a00c00 [ 1352.676684][ T32] r4:85a00c00 [ 1352.676718][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1352.676768][ T32] r5:85a00c00 r4:8291a680 [ 1352.676791][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.676831][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.676874][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece71e08 [ 1352.676897][ T32] r4:00000000 [ 1352.677000][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1352.677040][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.677076][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.677156][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847b1980 [ 1352.677182][ T32] r4:00000000 [ 1352.677297][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.677420][ T32] r9:83018205 r8:85a00c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 1352.677541][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.677752][ T32] r5:00001000 r4:ece67000 [ 1352.677777][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.677819][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.677862][ T32] r5:85ab638c r4:85ab6000 [ 1352.677882][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.677965][ T32] r7:ddde2d80 r6:83018200 r5:85ab638c r4:857bbb80 [ 1352.678014][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.678065][ T32] r10:61c88647 r9:85a00c00 r8:857bbbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.678088][ T32] r4:857bbb80 [ 1352.678170][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.678222][ T32] r10:00000000 r9:857bbb80 r8:80287e08 r7:ece35e60 r6:857f5f80 r5:85a00c00 [ 1352.678245][ T32] r4:00000001 [ 1352.678264][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.678301][ T32] Exception stack(0xece71fb0 to 0xece71ff8) [ 1352.678328][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.678357][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.678470][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.678513][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.678539][ T32] r4:847b1c80 [ 1352.678941][ T32] INFO: task kworker/1:570:6413 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1352.678978][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.679055][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.679100][ T32] Call trace: [ 1352.679130][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.679183][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1352.679207][ T32] r4:00000000 [ 1352.679226][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.679349][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1352.679382][ T32] 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1352.679412][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1352.679438][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.679462][ T32] r5:80070013 r4:80239bb0 [ 1352.679533][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.679585][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1352.679669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 ** 10 printk messages dropped ** [ 1352.680170][ T32] r5:84b4d38c r4:84b4d000 ** 4 printk messages dropped ** [ 1352.680425][ T32] r4:84bc7b80 ** 2 printk messages dropped ** [ 1352.690819][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1352.691032][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.691062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.691086][ T32] r4:84bcf980 [ 1352.691108][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.691136][ T32] INFO: task kworker/1:571:6416 blocked for more than 479 seconds. [ 1352.691168][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.691193][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.691214][ T32] task:kworker/1:571 state:D stack:0 pid:6416 tgid:6416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.691268][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.691340][ T32] Call trace: [ 1352.691381][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1352.691436][ T32] r10:8291a684 r9:ece81d84 r8:00000002 r7:60000013 r6:ece81d8c r5:85a00000 [ 1352.691459][ T32] r4:85a00000 [ 1352.691479][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1352.691522][ T32] r5:85a00000 r4:8291a680 [ 1352.691548][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.691599][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.691648][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece81e08 [ 1352.691670][ T32] r4:00000000 [ 1352.691690][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1352.691725][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.691762][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.691805][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847b1ac0 [ 1352.691827][ T32] r4:00000000 [ 1352.691846][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1352.692073][ T32] r5:85ab678c r4:85ab6400 [ 1352.692093][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.692248][ T32] r7:ddde2d80 r6:83018200 r5:85ab678c r4:857bbc80 ** 1 printk messages dropped ** [ 1352.692382][ T32] r10:61c88647 r9:85a00000 r8:857bbcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1352.692687][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1352.693464][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1352.693717][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff ** 6 printk messages dropped ** [ 1352.694009][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1352.694512][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 ** 5 printk messages dropped ** [ 1352.694706][ T32] r4:00000001 [ 1352.694724][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.694759][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1352.694805][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.694838][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.694865][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.694912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.694947][ T32] r4:84bcf980 [ 1352.694969][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.694994][ T32] INFO: task kworker/1:572:6418 blocked for more than 479 seconds. [ 1352.695022][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.695071][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.695114][ T32] task:kworker/1:572 state:D stack:0 pid:6418 tgid:6418 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.695184][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.695226][ T32] Call trace: [ 1352.695256][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1352.695327][ T32] r10:8291a684 r9:ece91d84 r8:00000002 r7:60000113 r6:ece91d8c r5:85a01800 [ 1352.695373][ T32] r4:85a01800 [ 1352.695397][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1352.695442][ T32] r5:85a01800 r4:8291a680 [ 1352.695462][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.695501][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.695548][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece91e08 [ 1352.695608][ T32] r4:00000000 [ 1352.695631][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1352.695667][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.695701][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.695799][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847b1f80 [ 1352.695904][ T32] r4:00000000 [ 1352.695928][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.696006][ T32] r9:83018205 r8:85a01800 r7:00000000 r6:83018200 r5:00001000 r4:7f0f7000 [ 1352.696052][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.696101][ T32] r5:00001000 r4:ece89000 [ 1352.696123][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.696163][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.696205][ T32] r5:85ab6f8c r4:85ab6c00 [ 1352.696225][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.696309][ T32] r7:ddde2d80 r6:83018200 r5:85ab6f8c r4:857bbd00 [ 1352.696365][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.696456][ T32] r10:61c88647 r9:85a01800 r8:857bbd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.696483][ T32] r4:857bbd00 [ 1352.696503][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.696582][ T32] r10:00000000 r9:857bbd00 r8:80287e08 r7:ece35e60 r6:850c2f80 r5:85a01800 [ 1352.696676][ T32] r4:00000001 [ 1352.696699][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.696737][ T32] Exception stack(0xece91fb0 to 0xece91ff8) [ 1352.696765][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.696803][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.696834][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.696971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.697024][ T32] r4:847b1c00 [ 1352.697280][ T32] INFO: task kworker/1:572:6418 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1352.697364][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.697426][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.697470][ T32] Call trace: [ 1352.697499][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) ** 1 printk messages dropped ** [ 1352.697628][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.697851][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff ** 8 printk messages dropped ** [ 1352.698428][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1352.698705][ T32] r5:00001000 r4:e033d000 ** 6 printk messages dropped ** [ 1352.699009][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1352.699336][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.699767][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1352.700162][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.700399][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1352.714091][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1352.714245][ T32] r7:ddde2d80 r6:83018200 r5:85af678c r4:857bbd80 ** 1 printk messages dropped ** [ 1352.714317][ T32] r10:61c88647 r9:85a03000 r8:857bbdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1352.714558][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1352.715269][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1352.715505][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1352.715533][ T32] r4:00000000 [ 1352.715559][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.715601][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1352.715629][ T32] 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1352.715661][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1352.715689][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.715715][ T32] r5:80070013 r4:80239bb0 [ 1352.715735][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.715798][ T32] r4:82ac21e4 [ 1352.715823][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.715887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1352.715943][ T32] r4:e0539dc0 [ 1352.715967][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.716011][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1352.716033][ T32] r4:00000000 [ 1352.716053][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.716099][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1352.716120][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.716163][ T32] r5:00001000 r4:e033d000 [ 1352.716183][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.716232][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.716279][ T32] r5:84b4d38c r4:84b4d000 [ 1352.716314][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.716400][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1352.716424][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.716473][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.716516][ T32] r4:84bc7b80 [ 1352.716540][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.716594][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1352.716681][ T32] r4:00000001 [ 1352.716704][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.716742][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1352.716770][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.716798][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.716825][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.716854][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.716877][ T32] r4:84bcf980 [ 1352.716897][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1352.717128][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1352.717441][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1352.717729][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1352.718093][ T32] r5:85ab738c r4:85ab7000 [ 1352.718113][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1352.718263][ T32] r4:857bba80 ** 6 printk messages dropped ** [ 1352.718529][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1352.719354][ T32] Exception stack(0xe0539d28 to 0xe0539d70) ** 8 printk messages dropped ** [ 1352.719615][ T32] r4:e0539dc0 ** 6 printk messages dropped ** [ 1352.719829][ T32] r5:00001000 r4:e033d000 ** 6 printk messages dropped ** [ 1352.720081][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1352.720282][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1352.735728][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1352.736051][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1352.736384][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1352.736577][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1352.736907][ T32] r4:857bbe00 ** 6 printk messages dropped ** [ 1352.737114][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1352.737886][ T32] Call trace: ** 5 printk messages dropped ** [ 1352.738085][ T32] 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 ** 9 printk messages dropped ** [ 1352.738405][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 7 printk messages dropped ** [ 1352.738730][ T32] r5:84b4d38c r4:84b4d000 ** 4 printk messages dropped ** [ 1352.738900][ T32] r4:84bc7b80 ** 5 printk messages dropped ** [ 1352.739071][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1352.739525][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1352.739885][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.739928][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecec5e08 [ 1352.739968][ T32] r4:00000000 [ 1352.739991][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1352.740027][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.740063][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.740105][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e9180 [ 1352.740127][ T32] r4:00000000 [ 1352.740146][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.740190][ T32] r9:83018205 r8:85a02400 r7:00000000 r6:83018200 r5:00001000 r4:7f0fd000 [ 1352.740212][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.740273][ T32] r5:00001000 r4:ecebb000 [ 1352.740296][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.740350][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.740394][ T32] r5:85ab7b8c r4:85ab7800 [ 1352.740470][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.746907][ T32] r7:ddde2d80 r6:83018200 r5:85ab7b8c r4:857bbe80 [ 1352.746948][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.747013][ T32] r10:61c88647 r9:85a02400 r8:857bbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.747038][ T32] r4:857bbe80 [ 1352.747074][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.747145][ T32] r10:00000000 r9:857bbe80 r8:80287e08 r7:ecea9e60 r6:84568180 r5:85a02400 [ 1352.747172][ T32] r4:00000001 [ 1352.747193][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.747232][ T32] Exception stack(0xecec5fb0 to 0xecec5ff8) [ 1352.747261][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.747301][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.747361][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.747396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.747473][ T32] r4:849e9240 [ 1352.747907][ T32] INFO: task kworker/1:576:6425 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1352.747989][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.748101][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.748154][ T32] Call trace: [ 1352.748185][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.748251][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1352.748279][ T32] r4:00000000 [ 1352.748298][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.748365][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1352.748440][ T32] 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1352.748476][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1352.748503][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.748527][ T32] r5:80070013 r4:80239bb0 [ 1352.748555][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.748620][ T32] r4:82ac21e4 [ 1352.748727][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.748801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1352.748828][ T32] r4:e0539dc0 [ 1352.748848][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.748979][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1352.749024][ T32] r4:00000000 [ 1352.749050][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.749119][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1352.749165][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.749215][ T32] r5:00001000 r4:e033d000 [ 1352.749269][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.749397][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.749444][ T32] r5:84b4d38c r4:84b4d000 [ 1352.749465][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.749512][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1352.749534][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.749599][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.749626][ T32] r4:84bc7b80 [ 1352.749646][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.749695][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1352.749729][ T32] r4:00000001 [ 1352.749751][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.749807][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1352.749839][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.749869][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.749915][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.749949][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.749988][ T32] r4:84bcf980 [ 1352.750011][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.750039][ T32] INFO: task kworker/1:577:6427 blocked for more than 479 seconds. [ 1352.750069][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.750094][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.750114][ T32] task:kworker/1:577 state:D stack:0 pid:6427 tgid:6427 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.750179][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.750225][ T32] Call trace: [ 1352.750254][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1352.750329][ T32] r10:8291a684 r9:eced1d84 r8:00000002 r7:60000113 r6:eced1d8c r5:85a05400 [ 1352.750356][ T32] r4:85a05400 [ 1352.750376][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1352.750420][ T32] r5:85a05400 r4:8291a680 [ 1352.750439][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.759139][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.759241][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eced1e08 [ 1352.759268][ T32] r4:00000000 [ 1352.759289][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1352.759326][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.759365][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.759407][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e9300 [ 1352.759429][ T32] r4:00000000 [ 1352.759448][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.759593][ T32] r9:83018205 r8:85a05400 r7:00000000 r6:83018200 r5:00001000 r4:7f0ff000 [ 1352.759655][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.759724][ T32] r5:00001000 r4:ecec1000 [ 1352.759811][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.759857][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.759900][ T32] r5:85ab7f8c r4:85ab7c00 [ 1352.759921][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.759969][ T32] r7:ddde2d80 r6:83018200 r5:85ab7f8c r4:857bbc00 [ 1352.759990][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.760038][ T32] r10:61c88647 r9:85a05400 r8:857bbc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.760061][ T32] r4:857bbc00 [ 1352.760080][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.760200][ T32] r10:00000000 r9:857bbc00 r8:80287e08 r7:ecea9e60 r6:84568200 r5:85a05400 [ 1352.760226][ T32] r4:00000001 [ 1352.760246][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.760285][ T32] Exception stack(0xeced1fb0 to 0xeced1ff8) [ 1352.760314][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.760382][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.760444][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.764858][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.764918][ T32] r4:849e9140 [ 1352.765309][ T32] INFO: task kworker/1:577:6427 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1352.765348][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.765415][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.765469][ T32] Call trace: [ 1352.765501][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.765576][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1352.765634][ T32] r4:00000000 [ 1352.765658][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.765701][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1352.765752][ T32] 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1352.765786][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1352.765811][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.765835][ T32] r5:80070013 r4:80239bb0 [ 1352.765856][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.765899][ T32] r4:82ac21e4 [ 1352.765918][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.765962][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 ** 2 printk messages dropped ** [ 1352.766047][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 7 printk messages dropped ** [ 1352.766549][ T32] r5:84b4d38c r4:84b4d000 ** 4 printk messages dropped ** [ 1352.766753][ T32] r4:84bc7b80 ** 1 printk messages dropped ** [ 1352.766821][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 9 printk messages dropped ** [ 1352.767104][ T32] INFO: task kworker/1:578:6429 blocked for more than 479 seconds. ** 4 printk messages dropped ** [ 1352.767283][ T32] Call trace: ** 3 printk messages dropped ** [ 1352.767673][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1352.767719][ T32] r5:85a06000 r4:8291a680 [ 1352.767758][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.767806][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.767852][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecee1e08 [ 1352.767874][ T32] r4:00000000 [ 1352.767893][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1352.767927][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.767963][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.768005][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e9540 [ 1352.768027][ T32] r4:00000000 [ 1352.768048][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.768094][ T32] r9:83018205 r8:85a06000 r7:00000000 r6:83018200 r5:00001000 r4:7f101000 [ 1352.768133][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.768180][ T32] r5:00001000 r4:eced7000 [ 1352.768200][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.768239][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.768281][ T32] r5:85af438c r4:85af4000 [ 1352.768310][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.768395][ T32] r7:ddde2d80 r6:83018200 r5:85af438c r4:857d6f00 [ 1352.768418][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.768479][ T32] r10:61c88647 r9:85a06000 r8:857d6f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.768507][ T32] r4:857d6f00 [ 1352.768528][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.768588][ T32] r10:00000000 r9:857d6f00 r8:80287e08 r7:ecea9e60 r6:84568280 r5:85a06000 [ 1352.768651][ T32] r4:00000001 [ 1352.768693][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.768732][ T32] Exception stack(0xecee1fb0 to 0xecee1ff8) [ 1352.768800][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.768832][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.768860][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1352.768912][ T32] r4:849e92c0 ** 3 printk messages dropped ** [ 1352.769358][ T32] Call trace: ** 6 printk messages dropped ** [ 1352.769690][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1352.769719][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.769746][ T32] r5:80070013 r4:80239bb0 [ 1352.769766][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.769807][ T32] r4:82ac21e4 [ 1352.769827][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.769869][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1352.769892][ T32] r4:e0539dc0 [ 1352.769910][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.769952][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1352.770002][ T32] r4:00000000 [ 1352.770061][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.770112][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1352.770133][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.770177][ T32] r5:00001000 r4:e033d000 [ 1352.770198][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.770267][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.770314][ T32] r5:84b4d38c r4:84b4d000 [ 1352.770336][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.770383][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1352.770405][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.770453][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.770532][ T32] r4:84bc7b80 [ 1352.781071][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.781150][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1352.781177][ T32] r4:00000001 [ 1352.781232][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.781277][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1352.781308][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.781337][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.781384][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.781418][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.781441][ T32] r4:84bcf980 [ 1352.781463][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 5 printk messages dropped ** [ 1352.781772][ T32] Call trace: ** 6 printk messages dropped ** [ 1352.782079][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1352.782485][ T32] r5:00001000 r4:dfb09000 ** 1 printk messages dropped ** [ 1352.782552][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.782597][ T32] r5:85af478c r4:85af4400 [ 1352.782647][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.782839][ T32] r7:ddde2d80 r6:83018200 r5:85af478c r4:857c6f00 [ 1352.782864][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.782965][ T32] r10:61c88647 r9:85a06c00 r8:857c6f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.782991][ T32] r4:857c6f00 [ 1352.783011][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.783057][ T32] r10:00000000 r9:857c6f00 r8:80287e08 r7:ecea9e60 r6:84568300 r5:85a06c00 [ 1352.783080][ T32] r4:00000001 [ 1352.783098][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.783134][ T32] Exception stack(0xecd01fb0 to 0xecd01ff8) [ 1352.783161][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.783210][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.783247][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.783278][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.783312][ T32] r4:849e9580 [ 1352.783710][ T32] INFO: task kworker/1:579:6432 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1352.783751][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.783813][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.783891][ T32] Call trace: [ 1352.783922][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) ** 1 printk messages dropped ** [ 1352.784000][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.784324][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1352.784655][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 9 printk messages dropped ** [ 1352.785030][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 ** 3 printk messages dropped ** [ 1352.785174][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1352.785490][ T32] r4:84bcf980 ** 5 printk messages dropped ** [ 1352.785733][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1352.786067][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1352.786404][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1352.786627][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1352.786719][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1352.786905][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.786973][ T32] r10:00000000 r9:857d6c80 r8:80287e08 r7:ecea9e60 r6:84568380 r5:859fe000 [ 1352.787001][ T32] r4:00000001 [ 1352.787020][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.787077][ T32] Exception stack(0xecd95fb0 to 0xecd95ff8) [ 1352.787108][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.787138][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.787185][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.787218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.787266][ T32] r4:849e92c0 [ 1352.787507][ T32] INFO: task kworker/1:580:6433 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1352.787550][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.787634][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.787691][ T32] Call trace: [ 1352.787748][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.787825][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1352.787904][ T32] r4:00000000 [ 1352.787927][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.787969][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1352.787999][ T32] 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1352.788049][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1352.788078][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.788103][ T32] r5:80070013 r4:80239bb0 [ 1352.788123][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.788185][ T32] r4:82ac21e4 [ 1352.788210][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.788256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1352.788279][ T32] r4:e0539dc0 [ 1352.788322][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.788383][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1352.788407][ T32] r4:00000000 [ 1352.788427][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.788473][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1352.788521][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.788595][ T32] r5:00001000 r4:e033d000 [ 1352.788621][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.788685][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.788762][ T32] r5:84b4d38c r4:84b4d000 [ 1352.788794][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.788845][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1352.788866][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.788914][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.788937][ T32] r4:84bc7b80 [ 1352.788955][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.789002][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1352.789024][ T32] r4:00000001 [ 1352.789063][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.789102][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1352.789131][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.789181][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.789232][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.789286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.789312][ T32] r4:84bcf980 [ 1352.789356][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.789429][ T32] INFO: task kworker/1:581:6435 blocked for more than 479 seconds. ** 1 printk messages dropped ** [ 1352.789506][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1352.789974][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1352.790316][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1352.806358][ T32] r5:00001000 r4:eb845000 ** 1 printk messages dropped ** [ 1352.806512][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1352.806620][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1352.806901][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1352.807120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1352.807948][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1352.808274][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 ** 12 printk messages dropped ** [ 1352.808856][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 ** 4 printk messages dropped ** [ 1352.809092][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 ** 9 printk messages dropped ** [ 1352.809505][ T32] INFO: task kworker/1:582:6438 blocked for more than 479 seconds. ** 6 printk messages dropped ** [ 1352.809826][ T32] r10:8291a684 r9:ecef5d84 r8:00000002 r7:60000013 r6:ecef5d8c r5:85358000 ** 6 printk messages dropped ** [ 1352.810172][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1352.810325][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e9980 ** 6 printk messages dropped ** [ 1352.819155][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1352.819463][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1352.819720][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1352.824990][ T32] Exception stack(0xe0539d28 to 0xe0539d70) ** 1 printk messages dropped ** [ 1352.825077][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1352.825128][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.825223][ T32] r5:80070013 r4:80239bb0 [ 1352.825270][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.825340][ T32] r4:82ac21e4 [ 1352.825364][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.825431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1352.825459][ T32] r4:e0539dc0 [ 1352.825481][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.825525][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1352.825555][ T32] r4:00000000 [ 1352.825608][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.825723][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1352.825749][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.825797][ T32] r5:00001000 r4:e033d000 [ 1352.825838][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.825898][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.825946][ T32] r5:84b4d38c r4:84b4d000 [ 1352.825966][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.826015][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1352.826036][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.826185][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.826221][ T32] r4:84bc7b80 [ 1352.826243][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.826294][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1352.826318][ T32] r4:00000001 [ 1352.826348][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.826389][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1352.826440][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.826473][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.826500][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.826555][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.826582][ T32] r4:84bcf980 [ 1352.826630][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.826700][ T32] INFO: task kworker/1:583:6439 blocked for more than 479 seconds. [ 1352.826757][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.826816][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.826871][ T32] task:kworker/1:583 state:D stack:0 pid:6439 tgid:6439 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.826932][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.826978][ T32] Call trace: [ 1352.827054][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1352.827124][ T32] r10:8291a684 r9:ecef9d84 r8:00000002 r7:60000013 r6:ecef9d8c r5:8535b000 [ 1352.827162][ T32] r4:8535b000 [ 1352.827186][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1352.827250][ T32] r5:8535b000 r4:8291a680 [ 1352.827361][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.827407][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.827453][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecef9e08 [ 1352.827476][ T32] r4:00000000 [ 1352.827495][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1352.827530][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.827594][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.827645][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e9b00 [ 1352.827668][ T32] r4:00000000 [ 1352.827689][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.827755][ T32] r9:83018205 r8:8535b000 r7:00000000 r6:83018200 r5:00001000 r4:7f103000 [ 1352.827782][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.827845][ T32] r5:00001000 r4:ec4bb000 [ 1352.827868][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.827909][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.827954][ T32] r5:85af578c r4:85af5400 [ 1352.827975][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.828042][ T32] r7:ddde2d80 r6:83018200 r5:85af578c r4:84a00200 [ 1352.828085][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.828154][ T32] r10:61c88647 r9:8535b000 r8:84a0022c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.828200][ T32] r4:84a00200 [ 1352.828255][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.828306][ T32] r10:00000000 r9:84a00200 r8:80287e08 r7:ecea9e60 r6:84568500 r5:8535b000 [ 1352.828376][ T32] r4:00000001 [ 1352.828405][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.828444][ T32] Exception stack(0xecef9fb0 to 0xecef9ff8) [ 1352.828494][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.828527][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.828562][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.828593][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.828616][ T32] r4:849e98c0 [ 1352.829099][ T32] INFO: task kworker/1:583:6439 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1352.829152][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.829258][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.829341][ T32] Call trace: [ 1352.829372][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.829427][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1352.829471][ T32] r4:00000000 [ 1352.829496][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.829539][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1352.829577][ T32] 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1352.829608][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1352.829633][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.829676][ T32] r5:80070013 r4:80239bb0 [ 1352.829702][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.829746][ T32] r4:82ac21e4 [ 1352.829766][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.829833][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1352.829869][ T32] r4:e0539dc0 [ 1352.829888][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.829941][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1352.830004][ T32] r4:00000000 [ 1352.830049][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.830101][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1352.830134][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.830210][ T32] r5:00001000 r4:e033d000 [ 1352.830236][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.830279][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.830322][ T32] r5:84b4d38c r4:84b4d000 [ 1352.830371][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.830423][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 ** 2 printk messages dropped ** [ 1352.842670][ T32] r4:84bc7b80 ** 3 printk messages dropped ** [ 1352.842809][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1352.843160][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.843186][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.843208][ T32] task:kworker/1:584 state:D stack:0 pid:6441 tgid:6441 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.843266][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.843412][ T32] Call trace: [ 1352.843464][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1352.843549][ T32] r10:8291a684 r9:ecf01d84 r8:00000002 r7:60000013 r6:ecf01d8c r5:8535a400 [ 1352.843578][ T32] r4:8535a400 [ 1352.843620][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1352.843668][ T32] r5:8535a400 r4:8291a680 [ 1352.843689][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.843729][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.843772][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf01e08 [ 1352.843794][ T32] r4:00000000 [ 1352.843814][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1352.843849][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.843887][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.843952][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e9b80 [ 1352.844000][ T32] r4:00000000 [ 1352.844045][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.844102][ T32] r9:83018205 r8:8535a400 r7:00000000 r6:83018200 r5:00001000 r4:7f105000 [ 1352.844176][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.844236][ T32] r5:00001000 r4:ec843000 [ 1352.844257][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.844320][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.844391][ T32] r5:85af5b8c r4:85af5800 [ 1352.844413][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.844460][ T32] r7:ddde2d80 r6:83018200 r5:85af5b8c r4:84a00000 [ 1352.844493][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.844552][ T32] r10:61c88647 r9:8535a400 r8:84a0002c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.844577][ T32] r4:84a00000 [ 1352.844596][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.844645][ T32] r10:00000000 r9:84a00000 r8:80287e08 r7:ecea9e60 r6:84568580 r5:8535a400 [ 1352.844667][ T32] r4:00000001 [ 1352.844686][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.844746][ T32] Exception stack(0xecf01fb0 to 0xecf01ff8) [ 1352.844777][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.844816][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.844857][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.844890][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.844913][ T32] r4:849e9ac0 [ 1352.845313][ T32] INFO: task kworker/1:584:6441 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1352.845371][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.845435][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.845501][ T32] Call trace: ** 3 printk messages dropped ** [ 1352.845715][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1352.846059][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 ** 9 printk messages dropped ** [ 1352.846482][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1352.846793][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1352.847046][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1352.847335][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1352.847603][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1352.848039][ T32] r5:00001000 r4:ec87d000 ** 1 printk messages dropped ** [ 1352.848112][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1352.848281][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1352.848755][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1352.849412][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 7 printk messages dropped ** [ 1352.849691][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1352.850200][ T32] r5:00001000 r4:e033d000 ** 6 printk messages dropped ** [ 1352.863209][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1352.863586][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.863880][ T32] task:kworker/1:586 state:D stack:0 pid:6445 tgid:6445 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1352.864462][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1352.864666][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e9e80 ** 3 printk messages dropped ** [ 1352.864805][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.864872][ T32] r5:00001000 r4:ec8bd000 [ 1352.864916][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.864961][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.865005][ T32] r5:85af638c r4:85af6000 [ 1352.865025][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.865095][ T32] r7:ddde2d80 r6:83018200 r5:85af638c r4:84a00100 [ 1352.865119][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.865184][ T32] r10:61c88647 r9:8535bc00 r8:84a0012c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.865209][ T32] r4:84a00100 [ 1352.865229][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.865285][ T32] r10:00000000 r9:84a00100 r8:80287e08 r7:ecea9e60 r6:84568680 r5:8535bc00 [ 1352.865311][ T32] r4:00000001 [ 1352.865330][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.865366][ T32] Exception stack(0xecf11fb0 to 0xecf11ff8) [ 1352.865393][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.865438][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.865469][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.865521][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.865552][ T32] r4:849e9bc0 [ 1352.865974][ T32] INFO: task kworker/1:586:6445 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1352.866013][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.866072][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.866141][ T32] Call trace: [ 1352.866213][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.866291][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1352.866349][ T32] r4:00000000 [ 1352.866374][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.866430][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1352.866468][ T32] 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1352.866512][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1352.866542][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.866572][ T32] r5:80070013 r4:80239bb0 [ 1352.866649][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.866698][ T32] r4:82ac21e4 [ 1352.866740][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.866804][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1352.866830][ T32] r4:e0539dc0 [ 1352.866849][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.866893][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1352.866915][ T32] r4:00000000 [ 1352.866946][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.867022][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1352.867048][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.867124][ T32] r5:00001000 r4:e033d000 [ 1352.867150][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.867191][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.867234][ T32] r5:84b4d38c r4:84b4d000 [ 1352.867276][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.867358][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1352.867411][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.867485][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.867539][ T32] r4:84bc7b80 [ 1352.867566][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.867619][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1352.867667][ T32] r4:00000001 [ 1352.867702][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.867778][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1352.867813][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.867884][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.867915][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.867946][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.867968][ T32] r4:84bcf980 [ 1352.867987][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.868054][ T32] INFO: task kworker/1:587:6447 blocked for more than 479 seconds. [ 1352.868087][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.868112][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.868154][ T32] task:kworker/1:587 state:D stack:0 pid:6447 tgid:6447 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.868205][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.868280][ T32] Call trace: [ 1352.868383][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1352.868437][ T32] r10:8291a684 r9:ecf19d84 r8:00000002 r7:60000013 r6:ecf19d8c r5:85359800 [ 1352.868460][ T32] r4:85359800 [ 1352.868480][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1352.868523][ T32] r5:85359800 r4:8291a680 [ 1352.868570][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.868615][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.868659][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf19e08 [ 1352.868682][ T32] r4:00000000 [ 1352.868701][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1352.868794][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.868833][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.868899][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856ec000 [ 1352.868925][ T32] r4:00000000 [ 1352.868945][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.868991][ T32] r9:83018205 r8:85359800 r7:00000000 r6:83018200 r5:00001000 r4:7f129000 [ 1352.869013][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.869056][ T32] r5:00001000 r4:ecda9000 [ 1352.869078][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.869145][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.869193][ T32] r5:85af9b8c r4:85af9800 [ 1352.869237][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.869308][ T32] r7:ddde2d80 r6:83018200 r5:85af9b8c r4:84a00300 [ 1352.869332][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.869393][ T32] r10:61c88647 r9:85359800 r8:84a0032c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.869448][ T32] r4:84a00300 [ 1352.869492][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.869547][ T32] r10:00000000 r9:84a00300 r8:80287e08 r7:ecea9e60 r6:84568700 r5:85359800 [ 1352.869592][ T32] r4:00000001 [ 1352.869615][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.869653][ T32] Exception stack(0xecf19fb0 to 0xecf19ff8) [ 1352.869696][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.869727][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.869755][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.869784][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.869806][ T32] r4:849e9dc0 [ 1352.870068][ T32] INFO: task kworker/1:587:6447 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1352.870104][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.870162][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.870220][ T32] Call trace: [ 1352.870251][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.870305][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1352.870329][ T32] r4:00000000 [ 1352.870349][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.870388][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1352.870495][ T32] 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1352.883118][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1352.883170][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.883272][ T32] r5:80070013 r4:80239bb0 [ 1352.883323][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.883435][ T32] r4:82ac21e4 [ 1352.883484][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.883535][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1352.883563][ T32] r4:e0539dc0 [ 1352.883586][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.883632][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1352.883657][ T32] r4:00000000 [ 1352.883677][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.883725][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1352.883746][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.883832][ T32] r5:00001000 r4:e033d000 [ 1352.883890][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.883938][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.883984][ T32] r5:84b4d38c r4:84b4d000 [ 1352.884005][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.884136][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1352.884164][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.884230][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.884313][ T32] r4:84bc7b80 [ 1352.884358][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.884435][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1352.884465][ T32] r4:00000001 [ 1352.884507][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.884579][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1352.884609][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.884639][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.884666][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.884712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.884739][ T32] r4:84bcf980 [ 1352.884764][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.884807][ T32] INFO: task kworker/1:588:6449 blocked for more than 479 seconds. [ 1352.884842][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.884869][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.884891][ T32] task:kworker/1:588 state:D stack:0 pid:6449 tgid:6449 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.884992][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.885042][ T32] Call trace: [ 1352.885105][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1352.885162][ T32] r10:8291a684 r9:ecf21d84 r8:00000002 r7:60000013 r6:ecf21d8c r5:8535d400 [ 1352.885186][ T32] r4:8535d400 [ 1352.885233][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1352.885281][ T32] r5:8535d400 r4:8291a680 [ 1352.885320][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.885365][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.885427][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf21e08 [ 1352.885454][ T32] r4:00000000 [ 1352.885474][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1352.885510][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.885625][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.885675][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b91180 [ 1352.885699][ T32] r4:00000000 [ 1352.885719][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.885797][ T32] r9:83018205 r8:8535d400 r7:00000000 r6:83018200 r5:00001000 r4:7f10d000 [ 1352.885825][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.885894][ T32] r5:00001000 r4:eca03000 [ 1352.885918][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.885959][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.886002][ T32] r5:85af6b8c r4:85af6800 [ 1352.886021][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.886068][ T32] r7:ddde2d80 r6:83018200 r5:85af6b8c r4:84a00380 [ 1352.886088][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.886135][ T32] r10:61c88647 r9:8535d400 r8:84a003ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.886159][ T32] r4:84a00380 [ 1352.886257][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.886313][ T32] r10:00000000 r9:84a00380 r8:80287e08 r7:ecf19e60 r6:84568780 r5:8535d400 [ 1352.886338][ T32] r4:00000001 [ 1352.886382][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.886422][ T32] Exception stack(0xecf21fb0 to 0xecf21ff8) [ 1352.886450][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.886482][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.886514][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.886546][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.886585][ T32] r4:84b91c40 [ 1352.887042][ T32] INFO: task kworker/1:588:6449 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1352.887085][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.887237][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.887288][ T32] Call trace: [ 1352.887370][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.887467][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 6 printk messages dropped ** [ 1352.887787][ T32] r5:80070013 r4:80239bb0 ** 4 printk messages dropped ** [ 1352.888031][ T32] r4:e0539dc0 ** 5 printk messages dropped ** [ 1352.888226][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1352.888639][ T32] r4:84bc7b80 ** 5 printk messages dropped ** [ 1352.889254][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.889648][ T32] task:kworker/1:589 state:D stack:0 pid:6451 tgid:6451 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1352.890198][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.890413][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1352.903484][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1352.903826][ T32] r10:61c88647 r9:8535e000 r8:84a0052c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1352.904186][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1352.905259][ T32] Call trace: ** 4 printk messages dropped ** [ 1352.905519][ T32] Exception stack(0xe0539d28 to 0xe0539d70) ** 5 printk messages dropped ** [ 1352.905744][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1352.906167][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 9 printk messages dropped ** [ 1352.906754][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 ** 5 printk messages dropped ** [ 1352.907121][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1352.907425][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1352.907757][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.907810][ T32] Call trace: [ 1352.907841][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1352.907927][ T32] r10:8291a684 r9:ecf31d84 r8:00000002 r7:60000013 r6:ecf31d8c r5:85b30c00 [ 1352.907955][ T32] r4:85b30c00 [ 1352.907976][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1352.908040][ T32] r5:85b30c00 r4:8291a680 [ 1352.908063][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.908105][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.908149][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf31e08 [ 1352.908172][ T32] r4:00000000 [ 1352.908191][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1352.908225][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.908260][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.908346][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856fc040 [ 1352.908391][ T32] r4:00000000 [ 1352.908438][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.908536][ T32] r9:83018205 r8:85b30c00 r7:00000000 r6:83018200 r5:00001000 r4:7f111000 [ 1352.908731][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.908780][ T32] r5:00001000 r4:eca71000 [ 1352.908800][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.908840][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.908882][ T32] r5:85af738c r4:85af7000 [ 1352.908903][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.908950][ T32] r7:ddde2d80 r6:83018200 r5:85af738c r4:84a00580 [ 1352.909014][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.909067][ T32] r10:61c88647 r9:85b30c00 r8:84a005ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.909090][ T32] r4:84a00580 [ 1352.909110][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.909157][ T32] r10:00000000 r9:84a00580 r8:80287e08 r7:ecf19e60 r6:84568880 r5:85b30c00 [ 1352.909250][ T32] r4:00000001 [ 1352.909350][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.909392][ T32] Exception stack(0xecf31fb0 to 0xecf31ff8) [ 1352.909421][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.909450][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.909505][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.909540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.909563][ T32] r4:849e9f00 [ 1352.909835][ T32] INFO: task kworker/1:590:6453 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1352.909872][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.909930][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.909993][ T32] Call trace: [ 1352.910025][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.910080][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1352.910121][ T32] r4:00000000 [ 1352.910146][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.910231][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1352.910265][ T32] 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1352.910327][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1352.910359][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.910385][ T32] r5:80070013 r4:80239bb0 [ 1352.910432][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.926730][ T32] r4:82ac21e4 [ 1352.926804][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.926907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1352.926991][ T32] r4:e0539dc0 [ 1352.927041][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.927094][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1352.927144][ T32] r4:00000000 [ 1352.927195][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.927320][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1352.927347][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.927397][ T32] r5:00001000 r4:e033d000 [ 1352.927419][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.927460][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.927533][ T32] r5:84b4d38c r4:84b4d000 [ 1352.927702][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.927759][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1352.927781][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.927830][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.927852][ T32] r4:84bc7b80 [ 1352.927899][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.927951][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1352.927975][ T32] r4:00000001 [ 1352.928093][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.928138][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1352.928170][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.928201][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.928227][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.928258][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.928316][ T32] r4:84bcf980 [ 1352.928373][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.928406][ T32] INFO: task kworker/1:591:6455 blocked for more than 479 seconds. [ 1352.928440][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.928465][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.928540][ T32] task:kworker/1:591 state:D stack:0 pid:6455 tgid:6455 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.928606][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.928680][ T32] Call trace: [ 1352.928779][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1352.928837][ T32] r10:8291a684 r9:ecf39d84 r8:00000002 r7:60000113 r6:ecf39d8c r5:85b30000 [ 1352.928862][ T32] r4:85b30000 [ 1352.928909][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1352.928984][ T32] r5:85b30000 r4:8291a680 [ 1352.929008][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1352.929324][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1352.929757][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.929805][ T32] r5:85af778c r4:85af7400 ** 2 printk messages dropped ** [ 1352.929903][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1352.930320][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1352.938231][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1352.938670][ T32] 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 ** 4 printk messages dropped ** [ 1352.938826][ T32] r4:82ac21e4 ** 6 printk messages dropped ** [ 1352.939137][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1352.939708][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1352.940047][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1352.940376][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1352.947894][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1352.948198][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1352.948367][ T32] r5:00001000 r4:ecab3000 [ 1352.948467][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.948575][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.948625][ T32] r5:85af7b8c r4:85af7800 [ 1352.948678][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.948768][ T32] r7:ddde2d80 r6:83018200 r5:85af7b8c r4:84a00600 [ 1352.948794][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.948844][ T32] r10:61c88647 r9:85ad5400 r8:84a0062c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.948867][ T32] r4:84a00600 [ 1352.948887][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.948938][ T32] r10:00000000 r9:84a00600 r8:80287e08 r7:ecf19e60 r6:84a00680 r5:85ad5400 [ 1352.948963][ T32] r4:00000001 [ 1352.948985][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.949052][ T32] Exception stack(0xece15fb0 to 0xece15ff8) [ 1352.949087][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.949117][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.949143][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.949173][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.949217][ T32] r4:856fc0c0 [ 1352.949697][ T32] INFO: task kworker/1:592:6457 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1352.949740][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.949807][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.949872][ T32] Call trace: [ 1352.949930][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.949996][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1352.950047][ T32] r4:00000000 [ 1352.950100][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.950149][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1352.950237][ T32] 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1352.950271][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1352.950299][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.950341][ T32] r5:80070013 r4:80239bb0 [ 1352.950366][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.950441][ T32] r4:82ac21e4 [ 1352.950537][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.955386][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1352.955429][ T32] r4:e0539dc0 [ 1352.955521][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.955616][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1352.955652][ T32] r4:00000000 [ 1352.955673][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.955725][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1352.955748][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.955819][ T32] r5:00001000 r4:e033d000 [ 1352.955950][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.955995][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.956041][ T32] r5:84b4d38c r4:84b4d000 [ 1352.956078][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.956131][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1352.956154][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.956204][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.956255][ T32] r4:84bc7b80 [ 1352.956280][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.956381][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1352.956420][ T32] r4:00000001 [ 1352.956470][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.956517][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1352.956550][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.956580][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.956607][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.956662][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.956690][ T32] r4:84bcf980 [ 1352.956714][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.956799][ T32] INFO: task kworker/1:593:6459 blocked for more than 479 seconds. [ 1352.956836][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.956902][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.956929][ T32] task:kworker/1:593 state:D stack:0 pid:6459 tgid:6459 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.956989][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.957036][ T32] Call trace: [ 1352.957109][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1352.957247][ T32] r4:85ad6000 ** 4 printk messages dropped ** [ 1352.957620][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdf5e08 ** 9 printk messages dropped ** [ 1352.958000][ T32] r5:00001000 r4:ecad1000 ** 1 printk messages dropped ** [ 1352.958154][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.958198][ T32] r5:85af7f8c r4:85af7c00 [ 1352.958218][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.958266][ T32] r7:ddde2d80 r6:83018200 r5:85af7f8c r4:84a00780 [ 1352.958328][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.958382][ T32] r10:61c88647 r9:85ad6000 r8:84a007ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.958405][ T32] r4:84a00780 [ 1352.958450][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.958527][ T32] r10:00000000 r9:84a00780 r8:80287e08 r7:ecf19e60 r6:84a00800 r5:85ad6000 [ 1352.958581][ T32] r4:00000001 [ 1352.958604][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.958641][ T32] Exception stack(0xecdf5fb0 to 0xecdf5ff8) [ 1352.958670][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.958699][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.958725][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.958782][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.958822][ T32] r4:856fc500 [ 1352.959225][ T32] INFO: task kworker/1:593:6459 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1352.959262][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.959364][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.959565][ T32] Call trace: [ 1352.959686][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.959743][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1352.959797][ T32] r4:00000000 [ 1352.959821][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.959864][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1352.959895][ T32] 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1352.959925][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1352.960116][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.960150][ T32] r5:80070013 r4:80239bb0 [ 1352.960173][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.960216][ T32] r4:82ac21e4 [ 1352.960314][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.960380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1352.960405][ T32] r4:e0539dc0 [ 1352.960425][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.960545][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1352.969794][ T32] r4:00000000 [ 1352.969849][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.969922][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1352.969946][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.969993][ T32] r5:00001000 r4:e033d000 [ 1352.970014][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.970054][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.970097][ T32] r5:84b4d38c r4:84b4d000 [ 1352.970118][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.970167][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1352.970188][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.970237][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.970259][ T32] r4:84bc7b80 [ 1352.970279][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.970334][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1352.970358][ T32] r4:00000001 [ 1352.970401][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1352.971163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1352.971481][ T32] Call trace: ** 6 printk messages dropped ** [ 1352.971728][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1352.971974][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1352.972149][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1352.972349][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1352.972656][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1352.973295][ T32] Call trace: ** 5 printk messages dropped ** [ 1352.973705][ T32] 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 ** 7 printk messages dropped ** [ 1352.974121][ T32] r4:e0539dc0 ** 6 printk messages dropped ** [ 1352.974433][ T32] r5:00001000 r4:e033d000 ** 4 printk messages dropped ** [ 1352.974820][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 ** 6 printk messages dropped ** [ 1352.975047][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1352.975374][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1352.975701][ T32] r10:8291a684 r9:ecf49d84 r8:00000002 r7:60000113 r6:ecf49d8c r5:85ac9800 ** 8 printk messages dropped ** [ 1352.976003][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1352.976350][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.976396][ T32] r5:85af878c r4:85af8400 [ 1352.976552][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.976604][ T32] r7:ddde2d80 r6:83018200 r5:85af878c r4:84a00700 [ 1352.976626][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.976676][ T32] r10:61c88647 r9:85ac9800 r8:84a0072c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.976699][ T32] r4:84a00700 [ 1352.976718][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.976865][ T32] r10:00000000 r9:84a00700 r8:80287e08 r7:ecf19e60 r6:84a00880 r5:85ac9800 [ 1352.976900][ T32] r4:00000001 [ 1352.976921][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.976958][ T32] Exception stack(0xecf49fb0 to 0xecf49ff8) [ 1352.976986][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.977015][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.977042][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.977092][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.977296][ T32] r4:856fc5c0 [ 1352.977560][ T32] INFO: task kworker/1:595:6463 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1352.977597][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.977662][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.977714][ T32] Call trace: [ 1352.977744][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.977797][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1352.977853][ T32] r4:00000000 [ 1352.977877][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.977919][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1352.977948][ T32] 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1352.977978][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1352.978054][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1352.978169][ T32] r5:80070013 r4:80239bb0 [ 1352.978193][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.978235][ T32] r4:82ac21e4 [ 1352.978256][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.978320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1352.978349][ T32] r4:e0539dc0 [ 1352.978370][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.978413][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1352.978436][ T32] r4:00000000 [ 1352.978456][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.978500][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1352.978522][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.978563][ T32] r5:00001000 r4:e033d000 [ 1352.978583][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.978684][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.978763][ T32] r5:84b4d38c r4:84b4d000 [ 1352.978793][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.978843][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 ** 1 printk messages dropped ** [ 1352.979012][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1352.979261][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1352.979472][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1352.979737][ T32] r10:8291a684 r9:ecf51d84 r8:00000002 r7:60000013 r6:ecf51d8c r5:85aca400 ** 8 printk messages dropped ** [ 1352.980435][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1352.996421][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1352.996637][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1352.997071][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1352.997850][ T32] Call trace: ** 5 printk messages dropped ** [ 1352.998285][ T32] 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 ** 9 printk messages dropped ** [ 1352.998833][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 9 printk messages dropped ** [ 1352.999217][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 ** 6 printk messages dropped ** [ 1352.999549][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1353.000134][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1353.000580][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1353.011448][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1353.011562][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1353.011905][ T32] r10:00000000 r9:84a00b00 r8:80287e08 r7:ecf19e60 r6:84568980 r5:85b33c00 ** 9 printk messages dropped ** [ 1353.012745][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1353.013241][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1353.013270][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1353.013305][ T32] r5:80070013 r4:80239bb0 [ 1353.013352][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1353.013433][ T32] r4:82ac21e4 [ 1353.013500][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.013554][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1353.013578][ T32] r4:e0539dc0 [ 1353.013639][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1353.013688][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1353.013711][ T32] r4:00000000 [ 1353.013730][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1353.013801][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1353.013826][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.013869][ T32] r5:00001000 r4:e033d000 [ 1353.013913][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.013977][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.014023][ T32] r5:84b4d38c r4:84b4d000 [ 1353.014043][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.014090][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1353.014111][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.014159][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1353.014182][ T32] r4:84bc7b80 [ 1353.014228][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.014281][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1353.014309][ T32] r4:00000001 [ 1353.014328][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.014364][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1353.014391][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1353.014419][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.014456][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.014490][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.014550][ T32] r4:84bcf980 [ 1353.014575][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.014603][ T32] INFO: task kworker/1:598:6472 blocked for more than 479 seconds. [ 1353.014634][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1353.014717][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.014803][ T32] task:kworker/1:598 state:D stack:0 pid:6472 tgid:6472 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.014893][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.014938][ T32] Call trace: [ 1353.014995][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1353.015048][ T32] r10:8291a684 r9:ecf61d84 r8:00000002 r7:60000013 r6:ecf61d8c r5:85b34800 [ 1353.015071][ T32] r4:85b34800 [ 1353.015107][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1353.015167][ T32] r5:85b34800 r4:8291a680 [ 1353.015216][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.015314][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1353.015367][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf61e08 [ 1353.015390][ T32] r4:00000000 [ 1353.015409][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1353.015445][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1353.015480][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1353.015522][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856fcd80 [ 1353.015554][ T32] r4:00000000 [ 1353.015576][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1353.015643][ T32] r9:83018205 r8:85b34800 r7:00000000 r6:83018200 r5:00001000 r4:7f125000 [ 1353.015669][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.015714][ T32] r5:00001000 r4:ecd81000 [ 1353.015733][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.015831][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.015884][ T32] r5:85af938c r4:85af9000 [ 1353.015935][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.016041][ T32] r7:ddde2d80 r6:83018200 r5:85af938c r4:84a00c00 [ 1353.016084][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.016156][ T32] r10:61c88647 r9:85b34800 r8:84a00c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1353.016183][ T32] r4:84a00c00 [ 1353.016202][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.016250][ T32] r10:00000000 r9:84a00c00 r8:80287e08 r7:ecf19e60 r6:84568a80 r5:85b34800 [ 1353.016274][ T32] r4:00000001 [ 1353.016293][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.016449][ T32] Exception stack(0xecf61fb0 to 0xecf61ff8) [ 1353.016517][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1353.016559][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.016588][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.016618][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.016640][ T32] r4:856fcf00 [ 1353.016860][ T32] INFO: task kworker/1:598:6472 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1353.016896][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.016979][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.017141][ T32] Call trace: [ 1353.017226][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1353.017285][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1353.017340][ T32] r4:00000000 [ 1353.017365][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.017408][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1353.017438][ T32] 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1353.017467][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1353.017493][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1353.017548][ T32] r5:80070013 r4:80239bb0 [ 1353.017575][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1353.017625][ T32] r4:82ac21e4 [ 1353.017647][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.017719][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1353.017773][ T32] r4:e0539dc0 [ 1353.017796][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1353.017866][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1353.017917][ T32] r4:00000000 [ 1353.017942][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1353.018004][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1353.018029][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.018093][ T32] r5:00001000 r4:e033d000 [ 1353.018117][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.018160][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.018203][ T32] r5:84b4d38c r4:84b4d000 [ 1353.018223][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.018301][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1353.018326][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.018376][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1353.018399][ T32] r4:84bc7b80 [ 1353.018418][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.018465][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1353.018487][ T32] r4:00000001 [ 1353.018505][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.018540][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1353.018578][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1353.018607][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.018634][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.018663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.018686][ T32] r4:84bcf980 [ 1353.018705][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.018729][ T32] INFO: task kworker/1:599:6473 blocked for more than 479 seconds. [ 1353.018757][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1353.018829][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.018884][ T32] task:kworker/1:599 state:D stack:0 pid:6473 tgid:6473 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.018960][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.019004][ T32] Call trace: [ 1353.019063][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1353.019114][ T32] r10:8291a684 r9:ecf65d84 r8:00000002 r7:60000113 r6:ecf65d8c r5:85b32400 [ 1353.019159][ T32] r4:85b32400 [ 1353.019183][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1353.019229][ T32] r5:85b32400 r4:8291a680 [ 1353.019249][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.019392][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1353.019440][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf65e08 [ 1353.019463][ T32] r4:00000000 [ 1353.019484][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1353.019519][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1353.019601][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1353.019650][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856fcfc0 [ 1353.019673][ T32] r4:00000000 [ 1353.019693][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1353.019806][ T32] r5:00001000 r4:ecd9d000 [ 1353.019826][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.019865][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.019907][ T32] r5:85af978c r4:85af9400 ** 1 printk messages dropped ** [ 1353.020063][ T32] r7:ddde2d80 r6:83018200 r5:85af978c r4:84a00c80 ** 4 printk messages dropped ** [ 1353.020294][ T32] r10:00000000 r9:84a00c80 r8:80287e08 r7:ecf19e60 r6:84568b00 r5:85b32400 ** 9 printk messages dropped ** [ 1353.036174][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.036243][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.036302][ T32] Call trace: [ 1353.036355][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1353.036416][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1353.036441][ T32] r4:00000000 [ 1353.036461][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.036503][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1353.036549][ T32] 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1353.036614][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1353.036717][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1353.036748][ T32] r5:80070013 r4:80239bb0 [ 1353.036770][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1353.036816][ T32] r4:82ac21e4 [ 1353.036836][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.036910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1353.036937][ T32] r4:e0539dc0 [ 1353.036957][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1353.037000][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1353.037023][ T32] r4:00000000 [ 1353.037043][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1353.037092][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1353.037114][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.037157][ T32] r5:00001000 r4:e033d000 [ 1353.037178][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.037217][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.037280][ T32] r5:84b4d38c r4:84b4d000 [ 1353.037304][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.037355][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1353.037377][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.037426][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 1 printk messages dropped ** [ 1353.037468][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1353.037875][ T32] INFO: task kworker/1:600:6476 blocked for more than 479 seconds. ** 7 printk messages dropped ** [ 1353.038145][ T32] r4:85b36000 ** 4 printk messages dropped ** [ 1353.038402][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf6de08 ** 9 printk messages dropped ** [ 1353.038714][ T32] r5:00001000 r4:ecf75000 ** 1 printk messages dropped ** [ 1353.038825][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.038873][ T32] r5:85afa78c r4:85afa400 [ 1353.038893][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.038942][ T32] r7:ddde2d80 r6:83018200 r5:85afa78c r4:84a00d00 [ 1353.038963][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.039027][ T32] r10:61c88647 r9:85b36000 r8:84a00d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1353.039053][ T32] r4:84a00d00 [ 1353.039073][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.039141][ T32] r10:00000000 r9:84a00d00 r8:80287e08 r7:ecf19e60 r6:84568a00 r5:85b36000 [ 1353.039167][ T32] r4:00000001 [ 1353.039186][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.039224][ T32] Exception stack(0xecf6dfb0 to 0xecf6dff8) [ 1353.039251][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1353.039280][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.039308][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.039339][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.039363][ T32] r4:856ec240 [ 1353.039624][ T32] INFO: task kworker/1:600:6476 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1353.039662][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.039720][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.039887][ T32] Call trace: [ 1353.039948][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1353.040006][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1353.040083][ T32] r4:00000000 [ 1353.040107][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.040150][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1353.040180][ T32] 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1353.040209][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1353.040235][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1353.040260][ T32] r5:80070013 r4:80239bb0 ** 4 printk messages dropped ** [ 1353.047248][ T32] r4:e0539dc0 ** 6 printk messages dropped ** [ 1353.047608][ T32] r5:00001000 r4:e033d000 ** 6 printk messages dropped ** [ 1353.047979][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1353.048272][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1353.048723][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.048804][ T32] Call trace: [ 1353.048895][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1353.048979][ T32] r10:8291a684 r9:ecf5dd84 r8:00000002 r7:60000013 r6:ecf5dd8c r5:85acbc00 [ 1353.049064][ T32] r4:85acbc00 [ 1353.049114][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1353.049198][ T32] r5:85acbc00 r4:8291a680 [ 1353.049222][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.049263][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1353.049376][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf5de08 [ 1353.049428][ T32] r4:00000000 [ 1353.049451][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1353.049489][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1353.049547][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1353.049595][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856ec140 [ 1353.049617][ T32] r4:00000000 [ 1353.049638][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1353.049683][ T32] r9:83018205 r8:85acbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f12b000 [ 1353.049704][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.049746][ T32] r5:00001000 r4:ecdbb000 [ 1353.049765][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.049804][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.049849][ T32] r5:85af9f8c r4:85af9c00 [ 1353.049910][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.049971][ T32] r7:ddde2d80 r6:83018200 r5:85af9f8c r4:84a00b80 [ 1353.049993][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.050042][ T32] r10:61c88647 r9:85acbc00 r8:84a00bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1353.050066][ T32] r4:84a00b80 [ 1353.050121][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.050193][ T32] r10:00000000 r9:84a00b80 r8:80287e08 r7:ecf6de60 r6:84a00d80 r5:85acbc00 [ 1353.050220][ T32] r4:00000001 [ 1353.050239][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.050306][ T32] Exception stack(0xecf5dfb0 to 0xecf5dff8) [ 1353.050338][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1353.050390][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.058331][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.058437][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.058469][ T32] r4:856ec240 [ 1353.058909][ T32] INFO: task kworker/1:601:6477 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1353.058957][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.059057][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.059113][ T32] Call trace: [ 1353.059184][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1353.059312][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1353.059343][ T32] r4:00000000 [ 1353.059389][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.059436][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1353.059467][ T32] 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1353.059496][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1353.059523][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1353.059553][ T32] r5:80070013 r4:80239bb0 [ 1353.059575][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1353.059645][ T32] r4:82ac21e4 [ 1353.059761][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.059818][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1353.059844][ T32] r4:e0539dc0 [ 1353.059864][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1353.059925][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1353.059967][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1353.060135][ T32] r5:00001000 r4:e033d000 ** 6 printk messages dropped ** [ 1353.064839][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1353.065140][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1353.065472][ T32] task:kworker/1:602 state:D stack:0 pid:6479 tgid:6479 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1353.065894][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1353.066104][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1353.066368][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1353.066498][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1353.066639][ T32] r10:00000000 r9:84a00a00 r8:80287e08 r7:ecf6de60 r6:84a00e80 r5:85acc800 [ 1353.066661][ T32] r4:00000001 [ 1353.066705][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.066746][ T32] Exception stack(0xecf69fb0 to 0xecf69ff8) [ 1353.066785][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1353.066844][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.066875][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.066905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.066928][ T32] r4:856ec380 [ 1353.067324][ T32] INFO: task kworker/1:602:6479 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1353.067361][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.067458][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.067555][ T32] Call trace: [ 1353.067586][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1353.067676][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1353.067704][ T32] r4:00000000 [ 1353.067724][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.067791][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1353.067824][ T32] 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1353.067856][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1353.067895][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1353.067923][ T32] r5:80070013 r4:80239bb0 [ 1353.067943][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1353.068018][ T32] r4:82ac21e4 [ 1353.068042][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.068086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1353.068109][ T32] r4:e0539dc0 [ 1353.068128][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1353.068169][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1353.068193][ T32] r4:00000000 [ 1353.068212][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1353.068279][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1353.068304][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.068424][ T32] r5:00001000 r4:e033d000 [ 1353.068451][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.068521][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.068574][ T32] r5:84b4d38c r4:84b4d000 [ 1353.068615][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.068667][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1353.068689][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.068769][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1353.068819][ T32] r4:84bc7b80 [ 1353.068859][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.068913][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1353.068955][ T32] r4:00000001 [ 1353.069000][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.069043][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1353.069073][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1353.069101][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.069150][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.069193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1353.069407][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1353.069743][ T32] r10:8291a684 r9:ecf85d84 r8:00000002 r7:60000113 r6:ecf85d8c r5:85b31800 ** 6 printk messages dropped ** [ 1353.070057][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1353.070186][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1353.081260][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.081312][ T32] r5:85afbb8c r4:85afb800 [ 1353.081334][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1353.081644][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1353.081790][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1353.082705][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 ** 8 printk messages dropped ** [ 1353.083096][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1353.083370][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1353.083602][ T32] r5:00001000 r4:e033d000 ** 6 printk messages dropped ** [ 1353.083946][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1353.084217][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1353.084656][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1353.085075][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1353.085448][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1353.085612][ T32] r5:85afab8c r4:85afa800 ** 2 printk messages dropped ** [ 1353.085700][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.085757][ T32] r10:61c88647 r9:85b35400 r8:857bbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1353.085784][ T32] r4:857bbf00 [ 1353.085804][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.085866][ T32] r10:00000000 r9:857bbf00 r8:80287e08 r7:ecf85e60 r6:84568c00 r5:85b35400 [ 1353.085892][ T32] r4:00000001 [ 1353.085911][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.085948][ T32] Exception stack(0xecf91fb0 to 0xecf91ff8) [ 1353.086015][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1353.086048][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.086084][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.086117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.086141][ T32] r4:856ec6c0 [ 1353.086413][ T32] INFO: task kworker/1:604:6483 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1353.086479][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.086680][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.086728][ T32] Call trace: [ 1353.086757][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1353.086809][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1353.086833][ T32] r4:00000000 [ 1353.086852][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.086918][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1353.086952][ T32] 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1353.086982][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1353.087039][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1353.087068][ T32] r5:80070013 r4:80239bb0 [ 1353.087088][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1353.087130][ T32] r4:82ac21e4 [ 1353.087150][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.087194][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1353.087217][ T32] r4:e0539dc0 [ 1353.087236][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1353.087291][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1353.087344][ T32] r4:00000000 [ 1353.087367][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1353.087414][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1353.087435][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.087503][ T32] r5:00001000 r4:e033d000 [ 1353.087553][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.087598][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.087668][ T32] r5:84b4d38c r4:84b4d000 [ 1353.087692][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1353.087881][ T32] r4:84bc7b80 ** 3 printk messages dropped ** [ 1353.088020][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1353.088316][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1353.088618][ T32] r10:8291a684 r9:ecf99d84 r8:00000002 r7:60000113 r6:ecf99d8c r5:8535ec00 ** 8 printk messages dropped ** [ 1353.088916][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1353.089238][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.089280][ T32] r5:85afaf8c r4:85afac00 [ 1353.089299][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1353.089529][ T32] r10:00000000 r9:856e5000 r8:80287e08 r7:ecf85e60 r6:84568c80 r5:8535ec00 ** 7 printk messages dropped ** [ 1353.089858][ T32] r4:856ec500 ** 2 printk messages dropped ** [ 1353.090239][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1353.112989][ T32] 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 ** 7 printk messages dropped ** [ 1353.113308][ T32] r4:e0539dc0 ** 6 printk messages dropped ** [ 1353.113630][ T32] r5:00001000 r4:e033d000 ** 6 printk messages dropped ** [ 1353.114007][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1353.114211][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1353.114659][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1353.115462][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1353.116048][ T32] r5:00001000 r4:ecfa3000 ** 1 printk messages dropped ** [ 1353.116137][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1353.116485][ T32] r4:856e5080 ** 6 printk messages dropped ** [ 1353.116838][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1353.117660][ T32] Call trace: ** 5 printk messages dropped ** [ 1353.117908][ T32] 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 ** 9 printk messages dropped ** [ 1353.118535][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 ** 3 printk messages dropped ** [ 1353.118680][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.118748][ T32] r5:00001000 r4:e033d000 [ 1353.118800][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.118856][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.118914][ T32] r5:84b4d38c r4:84b4d000 [ 1353.118950][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.119026][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1353.119056][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.119142][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1353.119173][ T32] r4:84bc7b80 [ 1353.119207][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.119271][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1353.119328][ T32] r4:00000001 [ 1353.119354][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.119397][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1353.119429][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1353.119463][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.119504][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.119542][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.119581][ T32] r4:84bcf980 [ 1353.119628][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.119660][ T32] INFO: task kworker/1:607:6490 blocked for more than 479 seconds. [ 1353.119716][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1353.119757][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.119783][ T32] task:kworker/1:607 state:D stack:0 pid:6490 tgid:6490 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.119841][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.119913][ T32] Call trace: [ 1353.119983][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1353.120044][ T32] r10:8291a684 r9:ecfb1d84 r8:00000002 r7:60000013 r6:ecfb1d8c r5:85b36c00 [ 1353.120091][ T32] r4:85b36c00 [ 1353.120117][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1353.120169][ T32] r5:85b36c00 r4:8291a680 [ 1353.120193][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.120237][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1353.120318][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfb1e08 [ 1353.120381][ T32] r4:00000000 [ 1353.120414][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1353.120455][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1353.120491][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1353.133714][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856eca00 [ 1353.133825][ T32] r4:00000000 [ 1353.133877][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1353.133951][ T32] r9:83018205 r8:85b36c00 r7:00000000 r6:83018200 r5:00001000 r4:7f137000 [ 1353.133975][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.134044][ T32] r5:00001000 r4:ecfa9000 [ 1353.134069][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.134112][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.134179][ T32] r5:85afb78c r4:85afb400 [ 1353.134204][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.134276][ T32] r7:ddde2d80 r6:83018200 r5:85afb78c r4:856e5200 [ 1353.134363][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.134419][ T32] r10:61c88647 r9:85b36c00 r8:856e522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1353.134442][ T32] r4:856e5200 [ 1353.134462][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.134540][ T32] r10:00000000 r9:856e5200 r8:80287e08 r7:ecf85e60 r6:84568d80 r5:85b36c00 [ 1353.134569][ T32] r4:00000001 [ 1353.134599][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.134642][ T32] Exception stack(0xecfb1fb0 to 0xecfb1ff8) [ 1353.134691][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1353.134723][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.134752][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.134782][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.134804][ T32] r4:856ec840 [ 1353.135220][ T32] INFO: task kworker/1:607:6490 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1353.135269][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.135350][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.135400][ T32] Call trace: [ 1353.135432][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1353.135514][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1353.135573][ T32] r4:00000000 [ 1353.135598][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.135641][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1353.135702][ T32] 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1353.135759][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1353.135820][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1353.135870][ T32] r5:80070013 r4:80239bb0 [ 1353.135900][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1353.135966][ T32] r4:82ac21e4 [ 1353.135999][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.136049][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1353.136094][ T32] r4:e0539dc0 [ 1353.136117][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1353.136186][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1353.136214][ T32] r4:00000000 [ 1353.136259][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1353.136353][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1353.136380][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.136448][ T32] r5:00001000 r4:e033d000 [ 1353.136491][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.136560][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.136639][ T32] r5:84b4d38c r4:84b4d000 [ 1353.136672][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.136740][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1353.136787][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.136849][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1353.136886][ T32] r4:84bc7b80 [ 1353.136917][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.136968][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1353.136992][ T32] r4:00000001 [ 1353.137021][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.137091][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1353.137123][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1353.137152][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.137178][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.137208][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.137230][ T32] r4:84bcf980 [ 1353.137274][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1353.137469][ T32] task:kworker/1:608 state:D stack:0 pid:6492 tgid:6492 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1353.137957][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfbde08 ** 8 printk messages dropped ** [ 1353.138397][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1353.138553][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1353.138905][ T32] r10:00000000 r9:856e5180 r8:80287e08 r7:ecf85e60 r6:84568e00 r5:849b8000 ** 7 printk messages dropped ** [ 1353.139232][ T32] r4:856ec700 ** 5 printk messages dropped ** [ 1353.139796][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1353.139821][ T32] r4:00000000 [ 1353.139841][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.139880][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1353.140018][ T32] 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1353.140053][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1353.140079][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1353.140118][ T32] r5:80070013 r4:80239bb0 [ 1353.140141][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1353.140188][ T32] r4:82ac21e4 [ 1353.140210][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.140278][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1353.140313][ T32] r4:e0539dc0 [ 1353.140371][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1353.140479][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1353.151957][ T32] r4:00000000 [ 1353.152008][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1353.152083][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1353.152134][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.152197][ T32] r5:00001000 r4:e033d000 [ 1353.152222][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.152285][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.152365][ T32] r5:84b4d38c r4:84b4d000 [ 1353.152388][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.152438][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1353.152460][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.152534][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1353.152570][ T32] r4:84bc7b80 [ 1353.152593][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.152665][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1353.152691][ T32] r4:00000001 [ 1353.152743][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.152809][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1353.152865][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1353.152900][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.152928][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.152958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.153002][ T32] r4:84bcf980 [ 1353.153029][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.153060][ T32] INFO: task kworker/1:609:6494 blocked for more than 479 seconds. [ 1353.153093][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1353.153118][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.153139][ T32] task:kworker/1:609 state:D stack:0 pid:6494 tgid:6494 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.153197][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.153253][ T32] Call trace: [ 1353.153286][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1353.153354][ T32] r10:8291a684 r9:ecfc5d84 r8:00000002 r7:60000113 r6:ecfc5d8c r5:849b8c00 [ 1353.153379][ T32] r4:849b8c00 [ 1353.153400][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1353.153443][ T32] r5:849b8c00 r4:8291a680 [ 1353.153463][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.153503][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1353.153546][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfc5e08 [ 1353.153595][ T32] r4:00000000 [ 1353.153618][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1353.153655][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1353.153713][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1353.153761][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8478bec0 [ 1353.153805][ T32] r4:00000000 [ 1353.153828][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1353.153875][ T32] r9:83018205 r8:849b8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f141000 [ 1353.153897][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.153961][ T32] r5:00001000 r4:ecfd3000 [ 1353.153984][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.154025][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.154068][ T32] r5:85afc78c r4:85afc400 [ 1353.154088][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.154147][ T32] r7:ddde2d80 r6:83018200 r5:85afc78c r4:856e5300 [ 1353.154171][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.154220][ T32] r10:61c88647 r9:849b8c00 r8:856e532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1353.154243][ T32] r4:856e5300 [ 1353.154262][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.154318][ T32] r10:00000000 r9:856e5300 r8:80287e08 r7:ecfbde60 r6:84568e80 r5:849b8c00 [ 1353.154343][ T32] r4:00000001 [ 1353.154389][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.154451][ T32] Exception stack(0xecfc5fb0 to 0xecfc5ff8) [ 1353.154482][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1353.154511][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.154562][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.154595][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.154628][ T32] r4:856ecbc0 [ 1353.155045][ T32] INFO: task kworker/1:609:6494 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1353.155082][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.155203][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.155311][ T32] Call trace: [ 1353.155346][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1353.155402][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1353.155451][ T32] r4:00000000 [ 1353.155496][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.155541][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1353.155570][ T32] 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1353.155600][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1353.155627][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1353.155651][ T32] r5:80070013 r4:80239bb0 [ 1353.155683][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1353.155729][ T32] r4:82ac21e4 [ 1353.155750][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.155794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1353.155816][ T32] r4:e0539dc0 [ 1353.155845][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1353.155916][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1353.155967][ T32] r4:00000000 [ 1353.155990][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1353.156038][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1353.156060][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.156103][ T32] r5:00001000 r4:e033d000 [ 1353.156149][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.156195][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.156240][ T32] r5:84b4d38c r4:84b4d000 [ 1353.156281][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.156359][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1353.156384][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.156457][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1353.156510][ T32] r4:84bc7b80 [ 1353.156534][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.156584][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1353.156628][ T32] r4:00000001 [ 1353.156663][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.156701][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1353.156773][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1353.156806][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.156834][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.156863][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.156887][ T32] r4:84bcf980 [ 1353.156907][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.156952][ T32] INFO: task kworker/1:610:6496 blocked for more than 479 seconds. [ 1353.157007][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1353.157035][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.157079][ T32] task:kworker/1:610 state:D stack:0 pid:6496 tgid:6496 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.157161][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.157221][ T32] Call trace: [ 1353.157327][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1353.157381][ T32] r10:8291a684 r9:ecf95d84 r8:00000002 r7:60000113 r6:ecf95d8c r5:849b9800 [ 1353.157427][ T32] r4:849b9800 [ 1353.157456][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1353.157501][ T32] r5:849b9800 r4:8291a680 [ 1353.157521][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.157583][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1353.157679][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf95e08 [ 1353.157710][ T32] r4:00000000 [ 1353.157753][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1353.157806][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1353.157855][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1353.157903][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856ecdc0 [ 1353.157926][ T32] r4:00000000 [ 1353.157946][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1353.157993][ T32] r9:83018205 r8:849b9800 r7:00000000 r6:83018200 r5:00001000 r4:7f13d000 [ 1353.158015][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.158080][ T32] r5:00001000 r4:ecfc7000 [ 1353.158109][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.158195][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.158243][ T32] r5:85afc38c r4:85afc000 [ 1353.158262][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.158328][ T32] r7:ddde2d80 r6:83018200 r5:85afc38c r4:856e5380 [ 1353.158354][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.158424][ T32] r10:61c88647 r9:849b9800 r8:856e53ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1353.158472][ T32] r4:856e5380 [ 1353.158517][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.158588][ T32] r10:00000000 r9:856e5380 r8:80287e08 r7:ecfc5e60 r6:856da080 r5:849b9800 [ 1353.158631][ T32] r4:00000001 [ 1353.158653][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.158699][ T32] Exception stack(0xecf95fb0 to 0xecf95ff8) [ 1353.158753][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1353.158786][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.158813][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.158842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.158886][ T32] r4:856ecd00 [ 1353.159142][ T32] INFO: task kworker/1:610:6496 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1353.159177][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.159250][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.159358][ T32] Call trace: [ 1353.159419][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1353.159477][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1353.159501][ T32] r4:00000000 [ 1353.159521][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.159591][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1353.159625][ T32] 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1353.159655][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1353.159681][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1353.159705][ T32] r5:80070013 r4:80239bb0 [ 1353.159734][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1353.159795][ T32] r4:82ac21e4 [ 1353.159858][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.159927][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1353.159954][ T32] r4:e0539dc0 [ 1353.159975][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1353.160018][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1353.160051][ T32] r4:00000000 [ 1353.160104][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1353.160154][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1353.160176][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.160228][ T32] r5:00001000 r4:e033d000 [ 1353.160252][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.160308][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.160377][ T32] r5:84b4d38c r4:84b4d000 [ 1353.160398][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.171402][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1353.171502][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.171579][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1353.171605][ T32] r4:84bc7b80 [ 1353.171637][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.171721][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1353.171749][ T32] r4:00000001 [ 1353.171769][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.171830][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1353.171865][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1353.171917][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.171953][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.171984][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.172008][ T32] r4:84bcf980 [ 1353.172054][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.172103][ T32] INFO: task kworker/1:611:6499 blocked for more than 479 seconds. [ 1353.172150][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1353.172211][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.172246][ T32] task:kworker/1:611 state:D stack:0 pid:6499 tgid:6499 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.172315][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.172391][ T32] Call trace: [ 1353.172423][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1353.172478][ T32] r10:8291a684 r9:ecfe1d84 r8:00000002 r7:60000113 r6:ecfe1d8c r5:849bb000 [ 1353.172503][ T32] r4:849bb000 [ 1353.172548][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1353.172597][ T32] r5:849bb000 r4:8291a680 [ 1353.172639][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.172704][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1353.172776][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfe1e08 [ 1353.172802][ T32] r4:00000000 [ 1353.172844][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1353.172883][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1353.172922][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1353.172966][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856ecc40 [ 1353.173013][ T32] r4:00000000 [ 1353.173059][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1353.173111][ T32] r9:83018205 r8:849bb000 r7:00000000 r6:83018200 r5:00001000 r4:7f143000 [ 1353.173155][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.173223][ T32] r5:00001000 r4:ecfd9000 [ 1353.173247][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.173314][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.173389][ T32] r5:85afcb8c r4:85afc800 [ 1353.173434][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.173485][ T32] r7:ddde2d80 r6:83018200 r5:85afcb8c r4:856e5400 [ 1353.173528][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.173588][ T32] r10:61c88647 r9:849bb000 r8:856e542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1353.173611][ T32] r4:856e5400 [ 1353.173656][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.173736][ T32] r10:00000000 r9:856e5400 r8:80287e08 r7:ecfc5e60 r6:856da000 r5:849bb000 [ 1353.173770][ T32] r4:00000001 [ 1353.173790][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.173827][ T32] Exception stack(0xecfe1fb0 to 0xecfe1ff8) [ 1353.173853][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1353.173882][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.173909][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.173948][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.173974][ T32] r4:8478b700 [ 1353.174382][ T32] INFO: task kworker/1:611:6499 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1353.174419][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.174554][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.174626][ T32] Call trace: [ 1353.174669][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1353.174779][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1353.174833][ T32] r4:00000000 [ 1353.174894][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.174959][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1353.174993][ T32] 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1353.175022][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1353.175047][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1353.175092][ T32] r5:80070013 r4:80239bb0 [ 1353.175117][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1353.175172][ T32] r4:82ac21e4 [ 1353.175206][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.175253][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1353.175277][ T32] r4:e0539dc0 [ 1353.175332][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1353.175402][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1353.175451][ T32] r4:00000000 [ 1353.175476][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1353.175524][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1353.175546][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.175632][ T32] r5:00001000 r4:e033d000 [ 1353.175657][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.175720][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.175786][ T32] r5:84b4d38c r4:84b4d000 [ 1353.175810][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.175859][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1353.175904][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.175956][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1353.175979][ T32] r4:84bc7b80 [ 1353.176018][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.176069][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1353.176092][ T32] r4:00000001 [ 1353.176111][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.176148][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1353.176175][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1353.176204][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.176232][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.176282][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.176366][ T32] r4:84bcf980 [ 1353.176392][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.176427][ T32] INFO: task kworker/1:612:6501 blocked for more than 479 seconds. [ 1353.176468][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1353.176495][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.176516][ T32] task:kworker/1:612 state:D stack:0 pid:6501 tgid:6501 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.176625][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.176695][ T32] Call trace: [ 1353.176772][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1353.176834][ T32] r10:8291a684 r9:ecff5d84 r8:00000002 r7:60000013 r6:ecff5d8c r5:849ba400 [ 1353.176859][ T32] r4:849ba400 [ 1353.176902][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1353.176955][ T32] r5:849ba400 r4:8291a680 [ 1353.176975][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.177037][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1353.177085][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecff5e08 [ 1353.177140][ T32] r4:00000000 [ 1353.177163][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1353.177201][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1353.177257][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1353.177313][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d8100 [ 1353.177359][ T32] r4:00000000 [ 1353.177382][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1353.177430][ T32] r9:83018205 r8:849ba400 r7:00000000 r6:83018200 r5:00001000 r4:7f147000 [ 1353.177472][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.177520][ T32] r5:00001000 r4:ecff1000 [ 1353.177562][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.177617][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.177664][ T32] r5:85afd38c r4:85afd000 [ 1353.177684][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.177733][ T32] r7:ddde2d80 r6:83018200 r5:85afd38c r4:856e5480 [ 1353.177777][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.177864][ T32] r10:61c88647 r9:849ba400 r8:856e54ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1353.177891][ T32] r4:856e5480 [ 1353.177933][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.177989][ T32] r10:00000000 r9:856e5480 r8:80287e08 r7:ecfe1e60 r6:856da100 r5:849ba400 [ 1353.178033][ T32] r4:00000001 [ 1353.178079][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.178123][ T32] Exception stack(0xecff5fb0 to 0xecff5ff8) [ 1353.178150][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1353.178179][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.178218][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.178260][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.178286][ T32] r4:8478be80 [ 1353.178527][ T32] INFO: task kworker/1:612:6501 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1353.178574][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.178657][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.178704][ T32] Call trace: [ 1353.178760][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1353.178824][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1353.178852][ T32] r4:00000000 [ 1353.178872][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.178912][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1353.178942][ T32] 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1353.178971][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1353.178997][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1353.179075][ T32] r5:80070013 r4:80239bb0 [ 1353.179100][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1353.179141][ T32] r4:82ac21e4 [ 1353.179161][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.179204][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1353.179247][ T32] r4:e0539dc0 [ 1353.179347][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1353.179422][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1353.179462][ T32] r4:00000000 [ 1353.179487][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1353.179560][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1353.179607][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.179665][ T32] r5:00001000 r4:e033d000 [ 1353.179719][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.179769][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.179814][ T32] r5:84b4d38c r4:84b4d000 [ 1353.179834][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.179880][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1353.179918][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.179991][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1353.180019][ T32] r4:84bc7b80 [ 1353.180038][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.180107][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1353.180165][ T32] r4:00000001 [ 1353.180210][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.180249][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1353.180318][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1353.180374][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.180401][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.180478][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.200523][ T32] r4:84bcf980 [ 1353.201148][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.201239][ T32] INFO: task kworker/1:613:6503 blocked for more than 479 seconds. [ 1353.201327][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1353.201384][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.201443][ T32] task:kworker/1:613 state:D stack:0 pid:6503 tgid:6503 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.201580][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.201698][ T32] Call trace: [ 1353.201766][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1353.201894][ T32] r10:8291a684 r9:ecff9d84 r8:00000002 r7:60000013 r6:ecff9d8c r5:849bc800 [ 1353.202004][ T32] r4:849bc800 [ 1353.202031][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1353.202155][ T32] r5:849bc800 r4:8291a680 [ 1353.202183][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.202257][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1353.202313][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecff9e08 [ 1353.202339][ T32] r4:00000000 [ 1353.202387][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1353.202427][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1353.202466][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1353.202550][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856ecec0 [ 1353.202604][ T32] r4:00000000 [ 1353.202630][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1353.202722][ T32] r9:83018205 r8:849bc800 r7:00000000 r6:83018200 r5:00001000 r4:7f145000 [ 1353.202768][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.202933][ T32] r5:00001000 r4:ecfeb000 [ 1353.202991][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.203073][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.203163][ T32] r5:85afcf8c r4:85afcc00 [ 1353.203225][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.203376][ T32] r7:ddde2d80 r6:83018200 r5:85afcf8c r4:856e5100 [ 1353.203434][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.203489][ T32] r10:61c88647 r9:849bc800 r8:856e512c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1353.203544][ T32] r4:856e5100 [ 1353.203572][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.203653][ T32] r10:00000000 r9:856e5100 r8:80287e08 r7:ecff5e60 r6:856da180 r5:849bc800 [ 1353.203680][ T32] r4:00000001 [ 1353.203730][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.203775][ T32] Exception stack(0xecff9fb0 to 0xecff9ff8) [ 1353.203837][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1353.203898][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.203957][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.203991][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.204025][ T32] r4:856ece40 [ 1353.204488][ T32] INFO: task kworker/1:613:6503 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1353.204530][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.204625][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.204694][ T32] Call trace: [ 1353.204730][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1353.204786][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1353.204810][ T32] r4:00000000 [ 1353.204829][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.204869][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1353.204898][ T32] 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1353.204928][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1353.204953][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1353.204978][ T32] r5:80070013 r4:80239bb0 [ 1353.204998][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1353.205053][ T32] r4:82ac21e4 [ 1353.205100][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.205170][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1353.205225][ T32] r4:e0539dc0 [ 1353.205248][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1353.205292][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1353.205322][ T32] r4:00000000 [ 1353.205342][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1353.205409][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1353.205436][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.205479][ T32] r5:00001000 r4:e033d000 [ 1353.205533][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.205579][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.205623][ T32] r5:84b4d38c r4:84b4d000 [ 1353.205654][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.205728][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1353.205753][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.205803][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1353.205827][ T32] r4:84bc7b80 [ 1353.205870][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.205944][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1353.205970][ T32] r4:00000001 [ 1353.205990][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.206047][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1353.206077][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1353.206106][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.206135][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.206173][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.206221][ T32] r4:84bcf980 [ 1353.206267][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.206407][ T32] INFO: task kworker/1:614:6504 blocked for more than 479 seconds. [ 1353.206465][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1353.206495][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.206518][ T32] task:kworker/1:614 state:D stack:0 pid:6504 tgid:6504 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.206571][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.206671][ T32] Call trace: [ 1353.206705][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1353.206757][ T32] r10:8291a684 r9:ecffdd84 r8:00000002 r7:60000013 r6:ecffdd8c r5:849bd400 [ 1353.206802][ T32] r4:849bd400 [ 1353.206827][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1353.206872][ T32] r5:849bd400 r4:8291a680 [ 1353.206892][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.206932][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1353.206975][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecffde08 [ 1353.206997][ T32] r4:00000000 [ 1353.207026][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1353.207065][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1353.207100][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1353.207143][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d83c0 [ 1353.207166][ T32] r4:00000000 [ 1353.207207][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1353.207265][ T32] r9:83018205 r8:849bd400 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1353.207307][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.207377][ T32] r5:00001000 r4:eb5b5000 [ 1353.207400][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.207441][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.207483][ T32] r5:85afdb8c r4:85afd800 [ 1353.207503][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.207551][ T32] r7:ddde2d80 r6:83018200 r5:85afdb8c r4:856e5500 [ 1353.207572][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.207648][ T32] r10:61c88647 r9:849bd400 r8:856e552c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1353.207685][ T32] r4:856e5500 [ 1353.207723][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.207773][ T32] r10:00000000 r9:856e5500 r8:80287e08 r7:ecff5e60 r6:856da200 r5:849bd400 [ 1353.207797][ T32] r4:00000001 [ 1353.207816][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.207851][ T32] Exception stack(0xecffdfb0 to 0xecffdff8) [ 1353.207904][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1353.207955][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.208005][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.208047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.208072][ T32] r4:856ece40 [ 1353.208404][ T32] INFO: task kworker/1:614:6504 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1353.208470][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.208533][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.208599][ T32] Call trace: [ 1353.208657][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1353.208712][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1353.208735][ T32] r4:00000000 [ 1353.208754][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.208794][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1353.208847][ T32] 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1353.208901][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1353.208929][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1353.208955][ T32] r5:80070013 r4:80239bb0 [ 1353.208976][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1353.209018][ T32] r4:82ac21e4 [ 1353.209038][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.209080][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1353.209103][ T32] r4:e0539dc0 [ 1353.209121][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1353.209173][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1353.209199][ T32] r4:00000000 [ 1353.209219][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1353.209295][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1353.209328][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.209394][ T32] r5:00001000 r4:e033d000 [ 1353.209439][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.209483][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.209527][ T32] r5:84b4d38c r4:84b4d000 [ 1353.209546][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.209593][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1353.209613][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.209661][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1353.209683][ T32] r4:84bc7b80 [ 1353.209732][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.209784][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1353.209807][ T32] r4:00000001 [ 1353.209826][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.209874][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1353.209926][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1353.209959][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.209985][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.210014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.210060][ T32] r4:84bcf980 [ 1353.210082][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.210107][ T32] INFO: task kworker/1:615:6507 blocked for more than 479 seconds. [ 1353.210135][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1353.210159][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.210180][ T32] task:kworker/1:615 state:D stack:0 pid:6507 tgid:6507 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.210252][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.210296][ T32] Call trace: [ 1353.210346][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1353.210394][ T32] r10:8291a684 r9:ece1dd84 r8:00000002 r7:60000013 r6:ece1dd8c r5:849be000 [ 1353.210483][ T32] r4:849be000 [ 1353.226135][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1353.226276][ T32] r5:849be000 r4:8291a680 [ 1353.226309][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.226354][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1353.226410][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece1de08 [ 1353.226505][ T32] r4:00000000 [ 1353.226550][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1353.226592][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1353.226632][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1353.226675][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d8280 [ 1353.226698][ T32] r4:00000000 [ 1353.226739][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1353.226800][ T32] r9:83018205 r8:849be000 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1353.226823][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.226870][ T32] r5:00001000 r4:dfb29000 [ 1353.226912][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.226957][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.227002][ T32] r5:85afd78c r4:85afd400 [ 1353.227023][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.227071][ T32] r7:ddde2d80 r6:83018200 r5:85afd78c r4:856e5280 [ 1353.227115][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.227190][ T32] r10:61c88647 r9:849be000 r8:856e52ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1353.227247][ T32] r4:856e5280 [ 1353.227271][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.227328][ T32] r10:00000000 r9:856e5280 r8:80287e08 r7:ecffde60 r6:856da280 r5:849be000 [ 1353.227351][ T32] r4:00000001 [ 1353.227371][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.227409][ T32] Exception stack(0xece1dfb0 to 0xece1dff8) [ 1353.227439][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1353.227486][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.227518][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.227579][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.227605][ T32] r4:856d8240 [ 1353.228064][ T32] INFO: task kworker/1:615:6507 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1353.228115][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.228213][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.228307][ T32] Call trace: [ 1353.228363][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1353.228419][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1353.228443][ T32] r4:00000000 [ 1353.228486][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.228537][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1353.228587][ T32] 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1353.228621][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1353.228659][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1353.228718][ T32] r5:80070013 r4:80239bb0 [ 1353.228765][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1353.228811][ T32] r4:82ac21e4 [ 1353.228853][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.228938][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1353.228964][ T32] r4:e0539dc0 [ 1353.228983][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1353.229028][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1353.229060][ T32] r4:00000000 [ 1353.229082][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1353.229129][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1353.229172][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.229219][ T32] r5:00001000 r4:e033d000 [ 1353.229240][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.229281][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.229330][ T32] r5:84b4d38c r4:84b4d000 [ 1353.229350][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.229397][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1353.229419][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.229467][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1353.229506][ T32] r4:84bc7b80 [ 1353.229550][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.229601][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1353.229635][ T32] r4:00000001 [ 1353.229658][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.229717][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1353.229770][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1353.229832][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.229868][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.229898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.229937][ T32] r4:84bcf980 [ 1353.229961][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.230002][ T32] INFO: task kworker/1:616:6509 blocked for more than 479 seconds. [ 1353.230051][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1353.230103][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.230132][ T32] task:kworker/1:616 state:D stack:0 pid:6509 tgid:6509 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.230192][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.230267][ T32] Call trace: [ 1353.230317][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1353.230369][ T32] r10:8291a684 r9:ece59d84 r8:00000002 r7:60000013 r6:ece59d8c r5:849bec00 [ 1353.230392][ T32] r4:849bec00 [ 1353.230413][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1353.230456][ T32] r5:849bec00 r4:8291a680 [ 1353.230513][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.236792][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1353.236881][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece59e08 [ 1353.236907][ T32] r4:00000000 [ 1353.236927][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1353.236963][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1353.237003][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1353.237066][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d8780 [ 1353.237094][ T32] r4:00000000 [ 1353.237114][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1353.237164][ T32] r9:83018205 r8:849bec00 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1353.237186][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.237240][ T32] r5:00001000 r4:ec417000 [ 1353.237263][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.237310][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.237356][ T32] r5:85afe78c r4:85afe400 [ 1353.237377][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.237463][ T32] r7:ddde2d80 r6:83018200 r5:85afe78c r4:856e5600 [ 1353.237489][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.237540][ T32] r10:61c88647 r9:849bec00 r8:856e562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1353.237562][ T32] r4:856e5600 [ 1353.237582][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.237634][ T32] r10:00000000 r9:856e5600 r8:80287e08 r7:ecffde60 r6:856da300 r5:849bec00 [ 1353.237667][ T32] r4:00000001 [ 1353.237691][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.237729][ T32] Exception stack(0xece59fb0 to 0xece59ff8) [ 1353.237759][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1353.237787][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.237814][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.237844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.237865][ T32] r4:856d8300 [ 1353.238276][ T32] INFO: task kworker/1:616:6509 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1353.238324][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.238392][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.238457][ T32] Call trace: [ 1353.238493][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1353.238563][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1353.238590][ T32] r4:00000000 [ 1353.238610][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.238660][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1353.238692][ T32] 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1353.238721][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1353.238747][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1353.238771][ T32] r5:80070013 r4:80239bb0 [ 1353.238791][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1353.238844][ T32] r4:82ac21e4 [ 1353.238870][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.238928][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1353.238955][ T32] r4:e0539dc0 [ 1353.238984][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1353.239032][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1353.239055][ T32] r4:00000000 [ 1353.239096][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1353.239147][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1353.239178][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.239255][ T32] r5:00001000 r4:e033d000 [ 1353.239281][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.239330][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.239372][ T32] r5:84b4d38c r4:84b4d000 [ 1353.239392][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.239439][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1353.239460][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.239534][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1353.239563][ T32] r4:84bc7b80 [ 1353.239583][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.239631][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1353.239687][ T32] r4:00000001 [ 1353.239732][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.239781][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1353.239821][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1353.239878][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.239932][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.239985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.240017][ T32] r4:84bcf980 [ 1353.240047][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.240108][ T32] INFO: task kworker/1:617:6511 blocked for more than 479 seconds. [ 1353.240143][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1353.240189][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.240234][ T32] task:kworker/1:617 state:D stack:0 pid:6511 tgid:6511 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.240285][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.240387][ T32] Call trace: [ 1353.240448][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1353.248967][ T32] r10:8291a684 r9:ece75d84 r8:00000002 r7:60000013 r6:ece75d8c r5:849bbc00 [ 1353.249039][ T32] r4:849bbc00 [ 1353.249066][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1353.249152][ T32] r5:849bbc00 r4:8291a680 [ 1353.249193][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.249238][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1353.249308][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece75e08 [ 1353.249341][ T32] r4:00000000 [ 1353.249370][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1353.249410][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1353.249450][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1353.249513][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d8500 [ 1353.249551][ T32] r4:00000000 [ 1353.249573][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1353.249622][ T32] r9:83018205 r8:849bbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1353.249683][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.249734][ T32] r5:00001000 r4:eb939000 [ 1353.249764][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.249840][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.249888][ T32] r5:85afdf8c r4:85afdc00 [ 1353.249935][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.250002][ T32] r7:ddde2d80 r6:83018200 r5:85afdf8c r4:856e5700 [ 1353.250027][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.250097][ T32] r10:61c88647 r9:849bbc00 r8:856e572c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1353.250129][ T32] r4:856e5700 [ 1353.250159][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.250219][ T32] r10:00000000 r9:856e5700 r8:80287e08 r7:ece59e60 r6:856da380 r5:849bbc00 [ 1353.250245][ T32] r4:00000001 [ 1353.250274][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.250320][ T32] Exception stack(0xece75fb0 to 0xece75ff8) [ 1353.250350][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1353.250379][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.250416][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.250451][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.254713][ T32] r4:856d8440 [ 1353.255189][ T32] INFO: task kworker/1:617:6511 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1353.255234][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.255347][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.255410][ T32] Call trace: [ 1353.255443][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1353.255500][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1353.255524][ T32] r4:00000000 [ 1353.255567][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.255614][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1353.255644][ T32] 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1353.255695][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1353.255725][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1353.255750][ T32] r5:80070013 r4:80239bb0 [ 1353.255772][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1353.255836][ T32] r4:82ac21e4 [ 1353.255861][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.255907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1353.255953][ T32] r4:e0539dc0 [ 1353.255976][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1353.256020][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1353.256042][ T32] r4:00000000 [ 1353.256073][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1353.256123][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1353.256145][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.256209][ T32] r5:00001000 r4:e033d000 [ 1353.256255][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.256317][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.256385][ T32] r5:84b4d38c r4:84b4d000 [ 1353.256406][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.256455][ T32] r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [ 1353.256498][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.256574][ T32] r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1353.256601][ T32] r4:84bc7b80 [ 1353.256622][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.256693][ T32] r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 [ 1353.256731][ T32] r4:00000001 [ 1353.256762][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.256832][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1353.256895][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1353.256927][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.256955][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.256985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.257030][ T32] r4:84bcf980 [ 1353.257084][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.257122][ T32] INFO: task kworker/1:618:6512 blocked for more than 479 seconds. [ 1353.257155][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1353.257190][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.257215][ T32] task:kworker/1:618 state:D stack:0 pid:6512 tgid:6512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.257321][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.257364][ T32] Call trace: [ 1353.257415][ T32] [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130) [ 1353.257465][ T32] r10:8291a684 r9:ece79d84 r8:00000002 r7:60000013 r6:ece79d8c r5:849f8000 [ 1353.257488][ T32] r4:849f8000 [ 1353.257508][ T32] [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24) [ 1353.257573][ T32] r5:849f8000 r4:8291a680 [ 1353.257604][ T32] [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.257653][ T32] [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18) [ 1353.257697][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece79e08 [ 1353.257728][ T32] r4:00000000 [ 1353.257751][ T32] [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40) [ 1353.257809][ T32] [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1353.257870][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1353.257917][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d86c0 [ 1353.257961][ T32] r4:00000000 [ 1353.258006][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1353.258074][ T32] r9:83018205 r8:849f8000 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1353.258100][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.258170][ T32] r5:00001000 r4:eba69000 [ 1353.258195][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.258264][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.258316][ T32] r5:85afe38c r4:85afe000 [ 1353.258337][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.258414][ T32] r7:ddde2d80 r6:83018200 r5:85afe38c r4:856e5780 [ 1353.258440][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.258490][ T32] r10:61c88647 r9:849f8000 r8:856e57ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1353.258513][ T32] r4:856e5780 [ 1353.258532][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.258596][ T32] r10:00000000 r9:856e5780 r8:80287e08 r7:ece59e60 r6:856da400 r5:849f8000 [ 1353.258623][ T32] r4:00000001 [ 1353.258643][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.258681][ T32] Exception stack(0xece79fb0 to 0xece79ff8) [ 1353.258708][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1353.258737][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.258765][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.258795][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.258818][ T32] r4:856d8580 [ 1353.259089][ T32] INFO: task kworker/1:618:6512 is blocked on a mutex likely owned by task kworker/0:181:3703. [ 1353.259128][ T32] task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.259251][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.259446][ T32] Call trace: [ 1353.259529][ T32] [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8) [ 1353.259609][ T32] r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [ 1353.259642][ T32] r4:00000000 [ 1353.259668][ T32] [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.259731][ T32] Exception stack(0xe0539d28 to 0xe0539d70) [ 1353.259793][ T32] 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 [ 1353.259840][ T32] 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [ 1353.259874][ T32] 9d60: 80230ad0 80239bb0 80070013 ffffffff [ 1353.259907][ T32] r5:80070013 r4:80239bb0 [ 1353.259943][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1353.259998][ T32] r4:82ac21e4 [ 1353.260024][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.260092][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [ 1353.260125][ T32] r4:e0539dc0 [ 1353.260151][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1353.260239][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [ 1353.260407][ T32] r4:00000000 [ 1353.260474][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1353.269782][ T32] r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1353.269869][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.269942][ T32] r5:00001000 r4:e033d000 [ 1353.269965][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) VM DIAGNOSIS: 20:43:12 Registers: info registers vcpu 0 CPU#0 R00=d0175000 R01=e030d000 R02=00000001 R03=80239b98 R04=7f537000 R05=00000001 R06=82ac15a0 R07=7f537000 R08=e030d000 R09=8280c928 R10=82ac21c4 R11=e0529da4 R12=e0529da8 R13=e0529d78 R14=80230ad0 R15=80239bb0 PSR=80000013 N--- A S svc32 s00=7273752f s01=6962732f d00=6962732f7273752f s02=0172af90 s03=76be7b00 d01=76be7b000172af90 s04=10f100f8 s05=10f100f8 d02=10f100f810f100f8 s06=00000000 s07=00000000 d03=0000000000000000 s08=c0300001 s09=00100000 d04=00100000c0300001 s10=00000000 s11=00000010 d05=0000001000000000 s12=08040201 s13=80402010 d06=8040201008040201 s14=00000000 s15=00000000 d07=0000000000000000 s16=00000000 s17=00000000 d08=0000000000000000 s18=00000000 s19=00000000 d09=0000000000000000 s20=00000000 s21=00000000 d10=0000000000000000 s22=00000000 s23=00000000 d11=0000000000000000 s24=00000000 s25=00000000 d12=0000000000000000 s26=00000000 s27=00000000 d13=0000000000000000 s28=00000000 s29=00000000 d14=0000000000000000 s30=00000000 s31=00000000 d15=0000000000000000 s32=00000000 s33=00000000 d16=0000000000000000 s34=00000000 s35=00000000 d17=0000000000000000 s36=00000000 s37=00000000 d18=0000000000000000 s38=00000000 s39=00000000 d19=0000000000000000 s40=00000000 s41=00000000 d20=0000000000000000 s42=00000000 s43=00000000 d21=0000000000000000 s44=00000000 s45=00000000 d22=0000000000000000 s46=00000000 s47=00000000 d23=0000000000000000 s48=00000000 s49=00000000 d24=0000000000000000 s50=00000000 s51=00000000 d25=0000000000000000 s52=00000000 s53=00000000 d26=0000000000000000 s54=00000000 s55=00000000 d27=0000000000000000 s56=00000000 s57=00000000 d28=0000000000000000 s58=00000000 s59=00000000 d29=0000000000000000 s60=00000000 s61=00000000 d30=0000000000000000 s62=00000000 s63=00000000 d31=0000000000000000 FPSCR: 00000000 info registers vcpu 1 CPU#1 R00=b5403587 R01=df8e1d30 R02=df806000 R03=df000000 R04=81a5c48c R05=20000013 R06=ffffffff R07=df8e1d64 R08=20000013 R09=83251800 R10=00000001 R11=df8e1d8c R12=df8e1d90 R13=df8e1d30 R14=8096b310 R15=80200bc0 PSR=80000193 N--- A S svc32 s00=3862663a s01=34362f32 d00=34362f323862663a s02=646e003a s03=64615f31 d01=64615f31646e003a s04=646e0039 s05=6f685f31 d02=6f685f31646e0039 s06=70006e69 s07=323d6469 d03=323d646970006e69 s08=6769666e s09=64657275 d04=646572756769666e s10=00393936 s11=746d6669 d05=746d666900393936 s12=65726720 s13=30706174 d06=3070617465726720 s14=69757163 s15=3d646572 d07=3d64657269757163 s16=00000000 s17=00000000 d08=0000000000000000 s18=00000000 s19=00000000 d09=0000000000000000 s20=00000000 s21=00000000 d10=0000000000000000 s22=00000000 s23=00000000 d11=0000000000000000 s24=00000000 s25=00000000 d12=0000000000000000 s26=00000000 s27=00000000 d13=0000000000000000 s28=00000000 s29=00000000 d14=0000000000000000 s30=00000000 s31=00000000 d15=0000000000000000 s32=00000000 s33=00000000 d16=0000000000000000 s34=00000000 s35=00000000 d17=0000000000000000 s36=00000000 s37=00000000 d18=0000000000000000 s38=00000000 s39=00000000 d19=0000000000000000 s40=00000000 s41=00000000 d20=0000000000000000 s42=00000000 s43=00000000 d21=0000000000000000 s44=00000000 s45=00000000 d22=0000000000000000 s46=00000000 s47=00000000 d23=0000000000000000 s48=00000000 s49=00000000 d24=0000000000000000 s50=00000000 s51=00000000 d25=0000000000000000 s52=00000000 s53=00000000 d26=0000000000000000 s54=00000000 s55=00000000 d27=0000000000000000 s56=00000000 s57=00000000 d28=0000000000000000 s58=00000000 s59=00000000 d29=0000000000000000 s60=00000000 s61=00000000 d30=0000000000000000 s62=00000000 s63=00000000 d31=0000000000000000 FPSCR: 80000010